author | Ryan C. Gordon <icculus@icculus.org> |
Wed, 11 Feb 2009 15:43:02 -0500 | |
changeset 562 | c9a2bc5129c9 |
parent 536 | 5af65fe6e917 |
child 577 | bec531dd448e |
permissions | -rw-r--r-- |
244 | 1 |
/** |
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* MojoShader; generate shader programs from bytecode of compiled |
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* Direct3D shaders. |
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* |
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* Please see the file LICENSE.txt in the source's root directory. |
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* |
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* This file written by Ryan C. Gordon. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <stdarg.h> |
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#include <sys/types.h> |
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#include <errno.h> |
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#include "mojoshader.h" |
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#if FINDERRORS_COMPILE_SHADERS |
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#include "SDL.h" |
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#endif |
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#ifdef _MSC_VER |
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#define WIN32_LEAN_AND_MEAN 1 |
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#include <windows.h> |
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#include <malloc.h> // for alloca(). |
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#define snprintf _snprintf |
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#else |
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#include <dirent.h> |
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#endif |
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#define report printf |
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static int do_file(const char *profile, const char *dname, const char *fn, int *total) |
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{ |
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int do_quit = 0; |
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#if FINDERRORS_COMPILE_SHADERS |
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SDL_Event e; // pump event queue to keep OS happy. |
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while (SDL_PollEvent(&e)) |
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{ |
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if (e.type == SDL_QUIT) |
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do_quit = 1; |
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} // while |
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SDL_GL_SwapBuffers(); |
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#endif |
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if (do_quit) |
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{ |
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report("FAIL: user requested quit!\n"); |
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return 0; |
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} // if |
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int assembly = 0; |
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if (strstr(fn, ".bytecode") != NULL) |
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assembly = 0; |
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else if (strstr(fn, ".disasm") != NULL) |
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assembly = 1; |
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else |
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return 1; |
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(*total)++; |
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char *fname = (char *) alloca(strlen(fn) + strlen(dname) + 1); |
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sprintf(fname, "%s/%s", dname, fn); |
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FILE *io = fopen(fname, "rb"); |
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if (io == NULL) |
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{ |
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report("FAIL: %s fopen() failed.\n", fname); |
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return 1; |
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} // if |
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static unsigned char buf[1024 * 256]; |
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int rc = fread(buf, 1, sizeof (buf), io); |
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fclose(io); |
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if (rc == -1) |
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{ |
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report("FAIL: %s %s\n", fname, strerror(errno)); |
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return 1; |
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} // if |
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if (assembly) |
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{ |
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const MOJOSHADER_parseData *a; |
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buf[rc] = '\0'; // make sure the source is null-terminated. |
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a = MOJOSHADER_assemble((char *) buf, rc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); |
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if (a->error_count > 0) |
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{ |
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report("FAIL: %s (line %d) %s\n", fname, a->errors[0].error_position, a->errors[0].error); |
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return 1; |
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} // if |
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else if (a->output_len > sizeof (buf)) |
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{ |
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report("FAIL: %s buffer overflow in finderrors.c\n", fname); |
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return 1; |
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} // if |
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rc = a->output_len; |
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memcpy(buf, a->output, rc); |
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MOJOSHADER_freeParseData(a); |
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} // if |
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#if FINDERRORS_COMPILE_SHADERS |
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MOJOSHADER_glShader *shader = MOJOSHADER_glCompileShader(buf, rc, NULL, 0); |
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if (shader == NULL) |
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report("FAIL: %s %s\n", fname, MOJOSHADER_glGetError()); |
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else |
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{ |
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const MOJOSHADER_parseData *pd = MOJOSHADER_glGetShaderParseData(shader); |
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MOJOSHADER_glShader *v = (pd->shader_type == MOJOSHADER_TYPE_VERTEX) ? shader : NULL; |
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MOJOSHADER_glShader *p = (pd->shader_type == MOJOSHADER_TYPE_PIXEL) ? shader : NULL; |
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MOJOSHADER_glProgram *program = MOJOSHADER_glLinkProgram(v, p); |
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if (program == NULL) |
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report("FAIL: %s %s\n", fname, MOJOSHADER_glGetError()); |
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else |
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{ |
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report("PASS: %s\n", fname); |
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MOJOSHADER_glDeleteProgram(program); |
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} // else |
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MOJOSHADER_glDeleteShader(shader); |
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} |
256 | 125 |
#else |
456 | 126 |
const MOJOSHADER_parseData *pd = MOJOSHADER_parse(profile, buf, rc, NULL, 0, NULL, NULL, NULL); |
256 | 127 |
if (pd->error != NULL) |
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report("FAIL: %s (position %d) %s\n", fname, pd->error_position, pd->error); |
256 | 129 |
else |
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report("PASS: %s\n", fname); |
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MOJOSHADER_freeParseData(pd); |
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#endif |
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return 1; |
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} // do_file |
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static int do_dir(const char *dname, const char *profile) |
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{ |
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int total = 0; |
256 | 141 |
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#ifdef _MSC_VER |
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WIN32_FIND_DATA dent; |
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HANDLE dirp = INVALID_HANDLE_VALUE; |
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259 | 145 |
FindFirstFileA(dname, &dent); |
256 | 146 |
if (dirp != INVALID_HANDLE_VALUE) |
147 |
{ |
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do |
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149 |
{ |
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if (!do_file(profile, dname, dent.cFileName, &total)) |
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break; |
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259 | 152 |
} while (FindNextFileA(dirp, &dent) != 0); |
256 | 153 |
CloseHandle(dirp); |
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} // if |
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#else |
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struct dirent *dent = NULL; |
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DIR *dirp = opendir(dname); |
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if (dirp != NULL) |
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{ |
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while ((dent = readdir(dirp)) != NULL) |
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{ |
256 | 162 |
if (!do_file(profile, dname, dent->d_name, &total)) |
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163 |
break; |
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164 |
} // while |
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closedir(dirp); |
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166 |
} // if |
256 | 167 |
#endif |
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169 |
return total; |
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170 |
} // do_dir |
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|
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int main(int argc, char **argv) |
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{ |
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175 |
//printf("MojoShader finderrors\n"); |
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176 |
//printf("Compiled against version %d\n", MOJOSHADER_VERSION); |
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//printf("Linked against version %d\n", MOJOSHADER_version()); |
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//printf("\n"); |
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|
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if (argc <= 2) |
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printf("\n\nUSAGE: %s <profile> [dir1] ... [dirN]\n\n", argv[0]); |
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else |
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{ |
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int total = 0; |
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int i; |
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const char *profile = argv[1]; |
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#if FINDERRORS_COMPILE_SHADERS |
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189 |
SDL_Init(SDL_INIT_VIDEO); |
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SDL_GL_LoadLibrary(NULL); |
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SDL_SetVideoMode(640, 480, 0, SDL_OPENGL); |
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printf("Best profile is '%s'\n", MOJOSHADER_glBestProfile(SDL_GL_GetProcAddress)); |
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MOJOSHADER_glContext *ctx; |
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ctx = MOJOSHADER_glCreateContext(profile, SDL_GL_GetProcAddress, 0, 0, 0); |
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if (ctx == NULL) |
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{ |
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printf("MOJOSHADER_glCreateContext() fail: %s\n", MOJOSHADER_glGetError()); |
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SDL_Quit(); |
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return 1; |
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} // if |
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MOJOSHADER_glMakeContextCurrent(ctx); |
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#endif |
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|
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for (i = 2; i < argc; i++) |
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total += do_dir(argv[i], profile); |
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|
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Let finderrors work on assembly programs.
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printf("Saw %d files.\n", total); |
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|
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#if FINDERRORS_COMPILE_SHADERS |
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MOJOSHADER_glDestroyContext(ctx); |
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SDL_Quit(); |
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#endif |
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} // else |
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|
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return 0; |
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} // main |
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|
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// end of finderrors.c ... |
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