platform_unix.c
author Ryan C. Gordon <icculus@icculus.org>
Sun, 30 May 2004 15:24:57 +0000
changeset 45 273952a3dc2a
parent 44 8ddfda0b6aaa
child 48 c88b39a9fa64
child 55 9a0e5eb2024d
permissions -rw-r--r--
Changed some C++ comments to old C form.
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <sys/param.h>
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#include <errno.h>
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#include <assert.h>
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#include <pthread.h>
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#include "platform.h"
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#include "ui.h"
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int file_exists(const char *fname)
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{
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    struct stat statbuf;
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    return(stat(fname, &statbuf) == 0);
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} /* file_exists */
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int file_is_directory(const char *fname)
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{
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    struct stat statbuf;
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    int retval = 0;
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    if (stat(fname, &statbuf) == 0)
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    {
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        if (S_ISDIR(statbuf.st_mode))
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            retval = 1;
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    } /* if */
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    return(retval);
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} /* file_is_directory */
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int file_is_symlink(const char *fname)
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{
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    struct stat statbuf;
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    int retval = 0;
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    if (lstat(fname, &statbuf) == 0)
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    {
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        if (S_ISLNK(statbuf.st_mode))
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            retval = 1;
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    } /* if */
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    return(retval);
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} /* file_is_symlink */
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/* enumerate contents of (base) directory. */
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file_list *make_filelist(const char *base)
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{
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    file_list *retval = NULL;
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    file_list *l = NULL;
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    file_list *prev = NULL;
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    DIR *dir;
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    struct dirent *ent;
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    errno = 0;
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    dir = opendir(base);
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    if (dir == NULL)
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    {
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        _fatal("Error: could not read dir %s: %s.", base, strerror(errno));
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        return(NULL);
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    } /* if */
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    while (1)
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    {
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        ent = readdir(dir);
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        if (ent == NULL)   /* we're done. */
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            break;
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        if (strcmp(ent->d_name, ".") == 0)
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            continue;
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        if (strcmp(ent->d_name, "..") == 0)
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            continue;
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        /*
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         * !!! FIXME: This is a workaround until symlinks are really
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         * !!! FIXME:  supported...just pretend they don't exist for now.  :(
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         */
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        {
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            char buf[MAXPATHLEN];
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            snprintf(buf, sizeof (buf), "%s/%s", base, ent->d_name);
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            if (file_is_symlink(buf))
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                continue;
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        }
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        l = (file_list *) malloc(sizeof (file_list));
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        if (l == NULL)
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        {
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            _fatal("Error: out of memory.");
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            break;
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        } /* if */
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        l->fname = (char *) malloc(strlen(ent->d_name) + 1);
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        if (l->fname == NULL)
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        {
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            free(l);
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            _fatal("Error: out of memory.");
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            break;
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        } /* if */
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        strcpy(l->fname, ent->d_name);
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        if (retval == NULL)
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            retval = l;
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        else
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            prev->next = l;
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        prev = l;
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        l->next = NULL;
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    } /* while */
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    closedir(dir);
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    return(retval);
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} /* make_filelist */
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int get_file_size(const char *fname, long *fsize)
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{
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    struct stat statbuf;
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    assert(fsize != NULL);
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    if (stat(fname, &statbuf) == -1)
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    {
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        _fatal("Error: failed to get filesize of [%s]: %s.",
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                fname, strerror(errno));
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        return(0);
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    } /* if */
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    *fsize = statbuf.st_size;
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    return(1);
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} /* get_file_size */
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char *get_realpath(const char *path)
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{
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    char resolved_path[MAXPATHLEN];
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    char *retval = NULL;
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    errno = 0;
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    if (!realpath(path, resolved_path))
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    {
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        _fatal("Can't determine full path of [%s]: %s.",
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                path, strerror(errno));
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        return(NULL);
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    } /* if */
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    retval = malloc(strlen(resolved_path) + 1);
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    if (retval == NULL)
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    {
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        _fatal("Error: out of memory.");
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        return(NULL);
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    } /* if */
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    strcpy(retval, resolved_path);
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    return(retval);
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} /* get_realpath */
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#ifdef PLATFORM_MACOSX
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#include <ApplicationServices/ApplicationServices.h>
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static char *parse_xml(char *ptr, char **tag, char **val)
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{
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    char *ptr2;
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    while ( (ptr = strchr(ptr, '<')) != NULL )
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    {
41
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        ptr++;  /* skip past '<' to start of tag.*/
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        if (*ptr == '/') continue;  /* prior endtag? */
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        if (*ptr == '!') continue;  /* initial crap? */
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        if (*ptr == '?') continue;  /* initial crap? */
0
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        *tag = ptr;
41
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        *(ptr-1) = '/';  /* prepend a '/' so we can search for the endtag. */
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        ptr2 = strchr(ptr, ' '); /* look for a space (tag attributes?) */
0
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        if ( (ptr = strchr(ptr, '>')) == NULL ) return(NULL);
41
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        if ((ptr2) && (ptr2 < ptr)) *ptr2 = '\0';  /* chop out attributes. */
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        *ptr = '\0';  /* chop off '<' at end of tag. */
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        *val = ptr + 1;  /* (*val) == start of children of this tag. */
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   189
        /* Catch <tagname/> tags... */
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        ptr2 = ptr - 1;
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   191
        while ( (ptr2 != *tag) && (isspace(*ptr2)) )
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            ptr2--;
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   193
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        if ((ptr2 != *tag) && (*ptr2 == '/'))  /* it's a <tag/> ... skip it. */
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   195
        {
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   196
            ptr = *val;
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            continue;
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   198
        } /* if */
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   199
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   200
        /* look for endtag... */
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        ptr++;
0
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   202
        while ( (ptr = strstr(ptr, (*tag)-1)) != NULL )
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   203
        {
41
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   204
            if (*(ptr-1) != '<') { ptr++; continue; }  /* false positive */
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   205
            *(ptr-1) = '\0';  /* null-terminate tag's children. */
0
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            break;
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   207
        } /* while */
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   209
        /* return everything after this tag's children. */
0
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        return((ptr == NULL) ? NULL : ptr + 1);
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   211
    } /* while */
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   212
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    return(NULL);
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} /* parse_xml */
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   216
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static char *find_info_plist_version(char *ptr)
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{
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    int have_key = 0;
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    char *tag;
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    char *val;
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   222
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   223
    while ( (ptr = parse_xml(ptr, &tag, &val)) != NULL )
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    {
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        if (have_key)
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        {
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            have_key = 0;
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            if (strcasecmp(tag, "string") == 0)
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                return(val);
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   230
        } /* if */
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        if ((strcasecmp(tag, "plist") == 0) || (strcasecmp(tag, "dict") == 0))
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        {
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            ptr = val;
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            continue;
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        } /* if */
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8
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        /* You should only use CFBundleShortVersionString, for various
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         *  reasons not worth explaining here. CFBundleVersion is here
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         *  for older products that need to update to the other tag.
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         */
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   242
        if (strcasecmp(tag,"key") == 0)
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   243
        {
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   244
            if (strcasecmp(val,"CFBundleVersion") == 0)
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                have_key = 1;
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   246
            if (strcasecmp(val,"CFBundleShortVersionString") == 0)
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
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diff changeset
   247
                have_key = 1;
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   248
        } /* if */
0
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   249
    } /* while */
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   251
    return(NULL);
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   252
} /* find_info_plist_version */
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   254
9
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   255
/* !!! FIXME: Code duplication */
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   256
static char *find_info_plist_bundle_id(char *ptr)
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   257
{
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   258
    int have_key = 0;
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   259
    char *tag;
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   260
    char *val;
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diff changeset
   261
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   262
    while ( (ptr = parse_xml(ptr, &tag, &val)) != NULL )
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diff changeset
   263
    {
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diff changeset
   264
        if (have_key)
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diff changeset
   265
        {
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diff changeset
   266
            have_key = 0;
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   267
            if (strcasecmp(tag, "string") == 0)
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diff changeset
   268
                return(val);
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diff changeset
   269
        } /* if */
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diff changeset
   270
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diff changeset
   271
        if ((strcasecmp(tag, "plist") == 0) || (strcasecmp(tag, "dict") == 0))
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diff changeset
   272
        {
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diff changeset
   273
            ptr = val;
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diff changeset
   274
            continue;
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   275
        } /* if */
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   276
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   277
        /* You should only use CFBundleShortVersionString, for various
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
Ryan C. Gordon <icculus@icculus.org>
parents: 8
diff changeset
   278
         *  reasons not worth explaining here. CFBundleVersion is here
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   279
         *  for older products that need to update to the other tag.
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diff changeset
   280
         */
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diff changeset
   281
        if (strcasecmp(tag,"key") == 0)
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   282
        {
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   283
            if (strcasecmp(val,"CFBundleIdentifier") == 0)
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   284
                have_key = 1;
44
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   285
            #if 1  /* lame hack for NWN Expansion pack patch */
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   286
            else if (strcasecmp(val,"CFBundleIconFile") == 0)
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   287
                have_key = 1;
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   288
            #endif
9
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diff changeset
   289
        } /* if */
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diff changeset
   290
    } /* while */
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diff changeset
   291
    
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   292
    return(NULL);
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   293
} /* find_info_plist_version */
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
   294
4a96fabb7b79 Missed a bit when merging this file. Patched to compile.
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diff changeset
   295
27
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   296
static int parse_info_dot_plist(const char *ident,
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
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diff changeset
   297
                                const char *version,
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
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diff changeset
   298
                                const char *newversion)
0
31eee864ed5d Initial revision
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diff changeset
   299
{
45
273952a3dc2a Changed some C++ comments to old C form.
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diff changeset
   300
    const char *fname = "Contents/Info.plist";  /* already chdir'd for this. */
0
31eee864ed5d Initial revision
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parents:
diff changeset
   301
    char *mem = NULL;
31eee864ed5d Initial revision
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diff changeset
   302
    char *ptr;
31eee864ed5d Initial revision
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diff changeset
   303
    long fsize;
31eee864ed5d Initial revision
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diff changeset
   304
    int retval = 0;
31eee864ed5d Initial revision
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parents:
diff changeset
   305
    FILE *io = NULL;
31eee864ed5d Initial revision
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parents:
diff changeset
   306
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   307
    if ( !get_file_size(fname, &fsize) ) goto parse_info_plist_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   308
    if ( (mem = malloc(fsize + 1)) == NULL ) goto parse_info_plist_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   309
    if ( (io = fopen(fname, "r")) == NULL ) goto parse_info_plist_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   310
    if ( (fread(mem, fsize, 1, io)) != 1 ) goto parse_info_plist_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   311
    fclose(io);
31eee864ed5d Initial revision
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parents:
diff changeset
   312
    io = NULL;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   313
    mem[fsize] = '\0';
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   314
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   315
    ptr = find_info_plist_bundle_id(mem);
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   316
    if ((ptr == NULL) || (strcasecmp(ptr, ident) != 0))
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   317
    {
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   318
        int yes = ui_prompt_ny("We don't think we're looking at the right directory!"
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   319
                               " Are you SURE this is the right place?"
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   320
                               " If you aren't sure, clicking 'Yes' can destroy unrelated files!");
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   321
        if (!yes)
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   322
        {
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   323
            _fatal("Stopping at user's request.");
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   324
            free(mem);
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   325
            return(0);
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   326
        } /* if */
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   327
    } /* if */
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   328
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   329
    if ( (io = fopen(fname, "r")) == NULL ) goto parse_info_plist_bailed;
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   330
    if ( (fread(mem, fsize, 1, io)) != 1 ) goto parse_info_plist_bailed;
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   331
    fclose(io);
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   332
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   333
    ptr = find_info_plist_version(mem);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   334
    if (ptr != NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   335
    {
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   336
        if (version_ok(ptr, version))
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   337
            retval = 1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   338
        else
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   339
        {
40
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   340
            if (strcmp(ptr, newversion) == 0)
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   341
            {
27
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   342
                _fatal("You seem to be all patched up already!");
40
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   343
                retval = -1;
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   344
            } /* if */
27
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   345
            else
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   346
            {
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   347
                _fatal("This patch applies to version '%s', but you have '%s'.",
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   348
                        version, ptr);
40
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   349
                retval = 0;
27
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   350
            } /* else */
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   351
        } /* else */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   352
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   353
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   354
parse_info_plist_bailed:
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   355
    free(mem);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   356
    if (io != NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   357
        fclose(io);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   358
40
bac807d1f829 Skip ahead in the patchfile if a given product is already patched.
Ryan C. Gordon <icculus@icculus.org>
parents: 36
diff changeset
   359
    if (retval == 0) _fatal("Can't determine product's installed version.");
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   360
    return(retval);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   361
} /* parse_info_dot_plist */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   362
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   363
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   364
int update_version(const char *ver)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   365
{
45
273952a3dc2a Changed some C++ comments to old C form.
Ryan C. Gordon <icculus@icculus.org>
parents: 44
diff changeset
   366
    const char *fname = "Contents/Info.plist";  /* already chdir'd for this. */
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   367
    char *mem = NULL;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   368
    char *ptr;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   369
    long fsize;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   370
    int retval = 0;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   371
    long writestart;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   372
    long writeend;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   373
    FILE *io = NULL;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   374
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   375
    if ( !get_file_size(fname, &fsize) ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   376
    if ( (mem = malloc(fsize + 1)) == NULL ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   377
    if ( (io = fopen(fname, "r+")) == NULL ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   378
    if ( (fread(mem, fsize, 1, io)) != 1 ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   379
    mem[fsize] = '\0';
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   380
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   381
    ptr = find_info_plist_version(mem);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   382
    if (ptr == NULL) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   383
    writestart = (long) (ptr - mem);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   384
    writeend = writestart + strlen(ptr);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   385
    ptr = mem + writeend;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   386
    if ( (fseek(io, 0, SEEK_SET) == -1) ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   387
    if ( (fread(mem, fsize, 1, io)) != 1 ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   388
    if ( (fseek(io, writestart, SEEK_SET) == -1) ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   389
    if ( (fwrite(ver, strlen(ver), 1, io)) != 1 ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   390
    if ( (fwrite(ptr, strlen(ptr), 1, io)) != 1 ) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   391
    for (fsize = (writeend - writestart); fsize > 0; fsize--)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   392
        if (fwrite(" ", 1, 1, io) != 1) goto update_version_bailed;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   393
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   394
    retval = 1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   395
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   396
update_version_bailed:
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   397
    free(mem);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   398
    if (io != NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   399
        fclose(io);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   400
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   401
    if (!retval) _fatal("Can't update product's installed version.");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   402
    return(retval);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   403
} /* update_version */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   404
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   405
19
f556da1872f4 When trying to locate a product, pass in proper name, so UI can refer to it.
Ryan C. Gordon <icculus@icculus.org>
parents: 9
diff changeset
   406
int manually_locate_product(const char *name, char *buf, size_t bufsize);
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   407
27
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   408
int chdir_by_identifier(const char *name, const char *str,
569fe0e4038e Print a friendlier message if product appears to be patched to patchfile's
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
   409
                        const char *version, const char *newversion)
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   410
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   411
    char buf[MAXPATHLEN];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   412
    Boolean b;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   413
    OSStatus rc;
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   414
    int found = 0;
26
d459ca2ce76e Don't parse Info.plist if there wasn't a product identifier specified.
Ryan C. Gordon <icculus@icculus.org>
parents: 25
diff changeset
   415
    int hasident = ((str != NULL) && (*str));
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   416
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   417
    /* if an identifier is specified, ask LaunchServices to find product... */
26
d459ca2ce76e Don't parse Info.plist if there wasn't a product identifier specified.
Ryan C. Gordon <icculus@icculus.org>
parents: 25
diff changeset
   418
    if (hasident)
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   419
    {
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   420
        CFURLRef url = NULL;
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   421
        CFStringRef id = CFStringCreateWithBytes(NULL, str, strlen(str),
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   422
                                                kCFStringEncodingISOLatin1, 0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   423
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   424
        rc = LSFindApplicationForInfo(kLSUnknownCreator, id, NULL, NULL, &url);
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   425
        CFRelease(id);
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   426
        if (rc == noErr)
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   427
        {
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   428
            b = CFURLGetFileSystemRepresentation(url, TRUE, buf, sizeof (buf));
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   429
            CFRelease(url);
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   430
            if (!b)
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   431
            {
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   432
                _fatal("Internal error.");
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   433
                return(0);
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   434
            } /* if */
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   435
            found = 1;
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   436
        } /* if */
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   437
        else
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   438
        {
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   439
            _log("Couldn't find product. Perhaps it isn't installed?");
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   440
        } /* if */
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   441
    } /* if */
25
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   442
fb920893c233 Always prompt the user to find their installation if product identifier isn't
Ryan C. Gordon <icculus@icculus.org>
parents: 19
diff changeset
   443
    if (!found) /* No identifier, or LaunchServices couldn't find it. */
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   444
    {
19
f556da1872f4 When trying to locate a product, pass in proper name, so UI can refer to it.
Ryan C. Gordon <icculus@icculus.org>
parents: 9
diff changeset
   445
        if (!manually_locate_product(name, buf, sizeof (buf)))
8
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   446
        {
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   447
            _fatal("We can't patch the product if we can't find it!");
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   448
            return(0);
013c7889f09e Now looks at multiple XML tags to determine product version in MacOS's
Ryan C. Gordon <icculus@icculus.org>
parents: 0
diff changeset
   449
        } /* if */
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   450
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   451
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   452
    _log("I think the product is installed at [%s].", buf);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   453
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   454
    if (chdir(buf) != 0)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   455
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   456
        _fatal("Failed to change to product's installation directory.");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   457
        return(0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   458
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   459
44
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   460
    if (hasident)
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   461
        return(parse_info_dot_plist(str, version, newversion));
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   462
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   463
#if 1
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   464
    /*
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   465
     * !!! FIXME: This is a hack. If no identifier is specified, use
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   466
     *  "version"  as a filename that signifies you're in the right place.
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   467
     * This is for patching things without app bundles or badly-written
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   468
     * app bundles. This needs a better solution.
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   469
     */
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   470
    if ((version == NULL) || (*version))  /* Take everything on blind faith. */
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   471
        return(1);
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   472
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   473
    if (!file_exists(version))
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   474
    {
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   475
        int yes = ui_prompt_ny("We don't think we're looking at the right directory!"
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   476
                               " Are you SURE this is the right place?"
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   477
                               " If you aren't sure, clicking 'Yes' can destroy unrelated files!");
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   478
        if (!yes)
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   479
        {
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   480
            _fatal("Stopping at user's request.");
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   481
            return(0);
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   482
        } /* if */
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   483
    } /* if */
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   484
#endif
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   485
8ddfda0b6aaa A collection of hacks for broken installations, like Neverwinter Nights.
Ryan C. Gordon <icculus@icculus.org>
parents: 41
diff changeset
   486
    return(1);
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   487
} /* chdir_by_identifier */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   488
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   489
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   490
int show_and_install_readme(const char *fname, const char *text)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   491
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   492
    FILE *io;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   493
    char *cmd;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   494
    const char *envr = getenv("HOME");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   495
    if (!envr)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   496
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   497
        _fatal("HOME environment var not set?");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   498
        return(0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   499
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   500
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   501
    cmd = alloca(strlen(fname) + strlen(envr) + 30);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   502
    strcpy(cmd, "open ");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   503
    strcat(cmd, envr);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   504
    if (cmd[strlen(cmd)-1] != '/')
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   505
        strcat(cmd, "/");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   506
    strcat(cmd, "Desktop/");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   507
    strcat(cmd, fname);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   508
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   509
    io = fopen(cmd + 5, "w");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   510
    if (!io)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   511
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   512
        _fatal("Failed to open [%s] for writing.", cmd+5);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   513
        return(0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   514
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   515
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   516
    /* !!! FIXME: error checking! */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   517
    fputs(text, io);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   518
    fclose(io);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   519
    system(cmd);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   520
    return(1);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   521
} /* show_and_install_readme */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   522
#endif
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   523
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   524
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   525
int calc_tmp_filenames(char **tmp1, char **tmp2)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   526
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   527
    static char _tmp1[MAXPATHLEN];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   528
    static char _tmp2[MAXPATHLEN];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   529
    pid_t pid = getpid();
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   530
    snprintf(_tmp1, sizeof (_tmp1), "/tmp/mojopatch.tmp1.%d", (int) pid);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   531
    snprintf(_tmp2, sizeof (_tmp2), "/tmp/mojopatch.tmp2.%d", (int) pid);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   532
    *tmp1 = _tmp1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   533
    *tmp2 = _tmp2;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   534
    return(1);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   535
} /* calc_tmp_filenames */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   536
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   537
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   538
static char *basedir = NULL;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   539
static volatile int thread_alive = 0;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   540
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   541
static void *spawn_thread(void *arg)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   542
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   543
    static int rc;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   544
    rc = system((char *) arg);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   545
    thread_alive = 0;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   546
    return(&rc);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   547
} /* spawn_thread */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   548
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   549
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   550
int spawn_xdelta(const char *cmdline)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   551
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   552
    pthread_t thr;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   553
    void *rc;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   554
    const char *binname = "xdelta";
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   555
    char *cmd = alloca(strlen(cmdline) + strlen(basedir) + strlen(binname) + 2);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   556
    if (!cmd)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   557
        return(0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   558
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   559
    sprintf(cmd, "\"%s%s\" %s", basedir, binname, cmdline);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   560
    thread_alive = 1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   561
    if (pthread_create(&thr, NULL, spawn_thread, cmd) != 0)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   562
        return(0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   563
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   564
    while (thread_alive)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   565
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   566
        ui_pump();
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   567
        usleep(10000);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   568
    } /* while */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   569
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   570
    pthread_join(thr, &rc);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   571
    return(1);  /* !!! FIXME    *((int *) rc) == 0 ); */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   572
} /* spawn_xdelta */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   573
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   574
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   575
static void find_basedir(int *argc, char **argv)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   576
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   577
    const char *argv0 = argv[0];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   578
    char buf[MAXPATHLEN];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   579
    char realbuf[MAXPATHLEN];
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   580
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   581
    if ((argv0 != NULL) && (strchr(argv0, '/') != NULL)) /* path specifed? */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   582
        strncpy(buf, argv0, sizeof (buf));
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   583
    else
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   584
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   585
        char *ptr;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   586
        char *envr = getenv("PATH");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   587
        if (!envr)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   588
            return;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   589
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   590
        while (*envr)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   591
        {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   592
            ptr = strchr(envr, ':');
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   593
            if (!ptr)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   594
                strcpy(buf, envr);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   595
            else
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   596
            {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   597
                memcpy(buf, envr, (size_t) (ptr - envr));
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   598
                buf[(size_t) (ptr - envr)] = '\0';
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   599
            } /* else */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   600
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   601
            envr = ptr + 1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   602
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   603
            if (*buf == '\0')
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   604
                continue;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   605
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   606
            strcat(buf, "/");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   607
            strcat(buf, argv0);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   608
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   609
            if (access(buf, X_OK) == 0)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   610
                break;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   611
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   612
            if (!ptr)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   613
            {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   614
                strcpy(buf, ".");  /* oh well. */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   615
                break;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   616
            } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   617
        } /* while */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   618
    } /* else */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   619
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   620
    buf[sizeof (buf) - 1] = '\0';  /* null terminate, just in case. */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   621
    if (realpath(buf, realbuf) == NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   622
        return;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   623
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   624
    char *ptr = strrchr(realbuf, '/');  /* chop off binary name. */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   625
    if (ptr != NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   626
        *ptr = '\0';
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   627
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   628
    if (realbuf[strlen(realbuf)-1] != '/')
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   629
        strcat(realbuf, "/");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   630
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   631
    basedir = malloc(strlen(realbuf + 1));
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   632
    strcpy(basedir, realbuf);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   633
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   634
#if PLATFORM_MACOSX
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   635
    /* Chop off process serial number arg that the Finder adds... */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   636
    if ( (*argc >= 2) && (strncmp(argv[1], "-psn_", 5) == 0) )
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   637
    {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   638
        *argc = *argc - 1;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   639
        argv[1] = NULL;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   640
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   641
        /* Now that we know where xdelta will be, chdir out of AppBundle... */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   642
        ptr = strstr(realbuf, "/Contents/MacOS");
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   643
        if (ptr != NULL)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   644
        {
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   645
            *ptr = '\0';
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   646
            chdir(realbuf);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   647
        } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   648
    } /* if */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   649
#endif
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   650
} /* find_basedir */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   651
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   652
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   653
int main(int argc, char **argv)
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   654
{
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   655
    int retval;
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   656
    find_basedir(&argc, argv);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   657
    retval = mojopatch_main(argc, argv);
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   658
    free(basedir);
36
9e60553d82bc Better fix for converting to Unix process exit codes.
Ryan C. Gordon <icculus@icculus.org>
parents: 27
diff changeset
   659
    return((retval == PATCHSUCCESS) ? 0 : 1);
0
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   660
} /* unixmain */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   661
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   662
/* end of platform_unix.c ... */
31eee864ed5d Initial revision
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
   663