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configure.in

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370 lines (307 loc) · 10.3 KB
 
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# Process this file with autoconf to produce a configure script.
AC_INIT(physfs.c)
dnl ---------------------------------------------------------------------
dnl System/version info
dnl ---------------------------------------------------------------------
# Making releases:
# MICRO_VERSION += 1;
# INTERFACE_AGE += 1;
# BINARY_AGE += 1;
# if any functions have been added, set INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set BINARY_AGE and INTERFACE_AGE to 0.
MAJOR_VERSION=0
MINOR_VERSION=1
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MICRO_VERSION=7
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INTERFACE_AGE=0
BINARY_AGE=0
VERSION=$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION
AC_SUBST(MAJOR_VERSION)
AC_SUBST(MINOR_VERSION)
AC_SUBST(MICRO_VERSION)
AC_SUBST(INTERFACE_AGE)
AC_SUBST(BINARY_AGE)
AC_SUBST(VERSION)
# libtool versioning
LT_RELEASE=$MAJOR_VERSION.$MINOR_VERSION
LT_CURRENT=`expr $MICRO_VERSION - $INTERFACE_AGE`
LT_REVISION=$INTERFACE_AGE
LT_AGE=`expr $BINARY_AGE - $INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Detect the canonical host and target build environment
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AC_CANONICAL_HOST
AC_CANONICAL_TARGET
dnl Setup for automake
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(physfs, $VERSION)
dnl ---------------------------------------------------------------------
dnl Compilers and other tools
dnl ---------------------------------------------------------------------
AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
AC_PROG_LN_S
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LIBTOOL="libtool"
AM_PROG_LIBTOOL
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dnl ---------------------------------------------------------------------
dnl Debug mode?
dnl ---------------------------------------------------------------------
AC_ARG_ENABLE(debug,
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[ --enable-debug enable debug mode [default=yes]],
, enable_debug=yes)
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if test x$enable_debug = xyes; then
if test x$ac_cv_prog_cc_g = xyes; then
CFLAGS="-g -O0"
else
CFLAGS="-O0"
fi
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CFLAGS="$CFLAGS -Werror -Wall"
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AC_DEFINE([DEBUG], 1, [define if debug build is enabled])
AC_DEFINE([DEBUG_CHATTER], 1, [define if debug chatter is enabled])
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else
CFLAGS="-O2"
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AC_DEFINE([NDEBUG], 1, [define if debug build is disabled])
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fi
dnl ---------------------------------------------------------------------
dnl Build test program?
dnl ---------------------------------------------------------------------
AC_ARG_ENABLE(testprog,
[ --enable-testprog build test program [default=yes]],
, enable_testprog=yes)
dnl ---------------------------------------------------------------------
dnl Checks for libraries.
dnl ---------------------------------------------------------------------
require_zlib="no"
dnl Check for zip archiver inclusion...
AC_ARG_ENABLE(zip,
[ --enable-zip enable ZIP support [default=yes]],
, enable_zip=yes)
if test x$enable_zip = xyes; then
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AC_DEFINE([PHYSFS_SUPPORTS_ZIP], 1, [define if zip support is enabled])
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require_zlib="yes"
fi
dnl Check for zip archiver inclusion...
AC_ARG_ENABLE(grp,
[ --enable-grp enable Build Engine GRP support [default=yes]],
, enable_grp=yes)
if test x$enable_grp = xyes; then
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AC_DEFINE([PHYSFS_SUPPORTS_GRP], 1, [define if grp support is enabled])
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fi
AC_ARG_ENABLE(internal-zlib,
[ --enable-internal-zlib use included zlib [default=only if needed]],
, enable_internal_zlib=maybe)
dnl Check for zlib if needed.
have_external_zlib="no"
if test x$enable_internal_zlib != xyes; then
if test x$require_zlib = xyes; then
AC_CHECK_HEADER(zlib.h, have_zlib_hdr=yes)
AC_CHECK_LIB(z, zlibVersion, have_zlib_lib=yes)
if test x$have_zlib_hdr = xyes -a x$have_zlib_lib = xyes; then
have_external_zlib="yes"
fi
fi
fi
AC_MSG_CHECKING([what zlib to use])
dnl no zlib is needed at all if we aren't supporting ZIP files.
if test x$require_zlib = xno; then
enable_internal_zlib="no"
enable_external_zlib="no"
AC_MSG_RESULT([no zlib needed])
else
if test x$enable_internal_zlib = xmaybe; then
if test x$have_external_zlib = xyes; then
enable_internal_zlib="no"
enable_external_zlib="yes"
else
enable_internal_zlib="yes"
enable_external_zlib="no"
fi
else
if test x$enable_internal_zlib = xno -a x$have_external_zlib = xyes; then
enable_internal_zlib="no"
enable_external_zlib="yes"
fi
fi
if test x$enable_internal_zlib = xyes; then
AC_MSG_RESULT([internal zlib])
else
if test x$enable_external_zlib = xyes; then
AC_MSG_RESULT([external zlib])
LIBS="$LIBS -lz"
else
AC_MSG_ERROR([Need zlib, but you disabled our copy and have no system lib])
fi
fi
fi
dnl determine if we should include readline support...
AC_ARG_ENABLE(readline,
[ --enable-readline use GNU readline in test program [default=yes]],
, enable_readline=yes)
if test x$enable_readline = xyes; then
AC_CHECK_HEADER(readline/readline.h, have_readline_hdr=yes)
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AC_CHECK_LIB(readline, readline, have_readline_lib=yes, , -lcurses)
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AC_CHECK_HEADER(readline/history.h, have_history_hdr=yes)
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AC_CHECK_LIB(readline, add_history, have_history_lib=yes, , -lcurses)
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if test x$have_readline_hdr = xyes -a x$have_readline_lib = xyes; then
if test x$have_history_hdr = xyes -a x$have_history_lib = xyes; then
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AC_DEFINE([PHYSFS_HAVE_READLINE], 1, [define if we have readline])
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LIBS="$LIBS -lreadline -lcurses"
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fi
fi
fi
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dnl !!! FIXME: Not sure how to detect this...
dnl check for 64-bit llseek()...
dnl AC_CHECK_LIB(c, llseek, have_llseek=yes)
if test x$have_llseek = xyes; then
AC_DEFINE([PHYSFS_HAVE_LLSEEK], 1, [define if we have llseek])
fi
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dnl determine if we should use the stubbed pthread code.
AC_ARG_ENABLE(pthreads,
[ --enable-pthreads include POSIX threads support [default=yes]],
, enable_pthreads=yes)
if test x$enable_pthreads = xyes; then
AC_CHECK_HEADER(pthread.h, have_pthread_hdr=yes)
if test x$have_pthread_hdr != xyes; then
enable_pthreads=no
fi
fi
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dnl determine if we should use the stubbed CD-ROM detection code.
AC_ARG_ENABLE(cdrom,
[ --enable-cdrom include CD-ROM support [default=yes]],
, enable_cdrom=yes)
if test x$enable_cdrom = xyes; then
dnl reset this and let header detection reenable...
enable_cdrom=no
dnl BSD systems use sys/ucred.h for getting mounted volumes.
dnl Linux and others use mntent.h.
AC_CHECK_HEADER(sys/ucred.h, have_ucred_hdr=yes)
if test x$have_ucred_hdr = xyes; then
AC_DEFINE([PHYSFS_HAVE_SYS_UCRED_H], 1, [define if we have sys/ucred.h])
enable_cdrom=yes
fi
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AC_CHECK_HEADER(mntent.h, have_mntent_hdr=yes)
if test x$have_mntent_hdr = xyes; then
AC_DEFINE([PHYSFS_HAVE_MNTENT_H], 1, [define if we have mntent.h])
enable_cdrom=yes
fi
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dnl AC_CHECK_HEADER(be/kernel/OS.h, this_is_beos=yes)
AC_MSG_CHECKING([if this is BeOS])
if test x$build_os = xbeos; then
this_is_beos=yes
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enable_pthreads=no
have_non_posix_threads=yes
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LIBS="$LIBS -lroot -lbe"
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else
this_is_beos=no
fi
AC_MSG_RESULT([$this_is_beos])
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AC_MSG_CHECKING([if this is Cygwin])
if test x$build_os = xcygwin; then
this_is_cygwin=yes
CFLAGS="$CFLAGS -DWIN32"
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enable_pthreads=no
have_non_posix_threads=yes
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else
this_is_cygwin=no
fi
AC_MSG_RESULT([$this_is_cygwin])
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this_is_macosx=no
if test x$we_have_sed = xyes; then
AC_MSG_CHECKING([if this is MacOS X])
x=`echo $build_os |sed "s/darwin.*/darwin/"`
if test x$x = xdarwin -a x$build_vendor = xapple; then
this_is_macosx=yes
fi
AC_MSG_RESULT([$this_is_macosx])
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this_is_freebsd=no
if test x$we_have_sed = xyes; then
AC_MSG_CHECKING([if this is FreeBSD])
x=`echo $build_os |tr A-Z a-z |sed "s/.*freebsd.*/freebsd/"`
if test x$x = xfreebsd; then
this_is_freebsd=yes
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LDFLAGS="$LDFLAGS -pthread"
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fi
AC_MSG_RESULT([$this_is_freebsd])
fi
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this_is_openbsd=no
if test x$we_have_sed = xyes; then
AC_MSG_CHECKING([if this is OpenBSD])
x=`echo $build_os |tr A-Z a-z |sed "s/.*openbsd.*/openbsd/"`
if test x$x = xopenbsd; then
this_is_openbsd=yes
LDFLAGS="$LDFLAGS -pthread"
fi
AC_MSG_RESULT([$this_is_openbsd])
fi
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this_is_atheos=no
if test x$we_have_sed = xyes; then
AC_MSG_CHECKING([if this is AtheOS])
x=`echo $build_os |tr A-Z a-z |sed "s/.*atheos.*/atheos/"`
if test x$x = xatheos; then
this_is_atheos=yes
enable_cdrom=no
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fi
AC_MSG_RESULT([$this_is_atheos])
fi
dnl Some platform might disable this, so check this down here...
if test x$enable_cdrom != xyes; then
AC_DEFINE([PHYSFS_NO_CDROM_SUPPORT], 1, [define if we have no CD support])
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AC_MSG_WARN([***])
AC_MSG_WARN([*** There is no CD-ROM support in this build!])
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AC_MSG_WARN([*** PhysicsFS will just pretend there are no discs.])
AC_MSG_WARN([*** This may be fine, depending on how PhysicsFS is used,])
AC_MSG_WARN([*** but is this what you REALLY wanted?])
AC_MSG_WARN([*** (Maybe fix configure.in, or write a platform driver?)])
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if test x$enable_pthreads != xyes; then
AC_DEFINE([PHYSFS_NO_PTHREADS_SUPPORT], 1, [define if we have no POSIX threads support])
if test x$have_non_posix_threads != xyes; then
AC_MSG_WARN([***])
AC_MSG_WARN([*** There is no thread support in this build!])
AC_MSG_WARN([*** PhysicsFS will NOT be reentrant!])
AC_MSG_WARN([*** This may be fine, depending on how PhysicsFS is used,])
AC_MSG_WARN([*** but is this what you REALLY wanted?])
AC_MSG_WARN([*** (Maybe fix configure.in, or write a platform driver?)])
AC_MSG_WARN([***])
fi
fi
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# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([stdlib.h string.h])
# Checks for typedefs, structures, and compiler characteristics.
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dnl AC_C_CONST
dnl AC_TYPE_SIZE_T
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# Checks for library functions.
# This is only in the bleeding edge autoconf distro...
#AC_FUNC_MALLOC
AC_FUNC_MEMCMP
AC_CHECK_FUNCS([memset strrchr])
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CFLAGS="$CFLAGS -D_REENTRANT -D_THREAD_SAFE"
LDFLAGS="$LDFLAGS -no-undefined"
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dnl Add Makefile conditionals
AM_CONDITIONAL(BUILD_ZLIB, test x$enable_internal_zlib = xyes)
AM_CONDITIONAL(BUILD_TEST_PHYSFS, test x$enable_testprog = xyes)
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AM_CONDITIONAL(BUILD_MACOSX, test x$this_is_macosx = xyes)
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AM_CONDITIONAL(BUILD_BEOS, test x$this_is_beos = xyes)
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AM_CONDITIONAL(BUILD_CYGWIN, test x$this_is_cygwin = xyes)
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AC_OUTPUT([
Makefile
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archivers/Makefile
platform/Makefile
zlib114/Makefile
test/Makefile
extras/Makefile