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#
# Copyright 2012 Xamarin Inc
#
AC_INIT(eglib, [0.3],
[http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
AC_CONFIG_SRCDIR([README])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_SYSTEM
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign])
AC_CONFIG_HEADERS([config.h])
AM_MAINTAINER_MODE
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_PROG_CC
AM_PROG_LIBTOOL
# Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
DOLT
GNUC_PRETTY=
GNUC_UNUSED=
BREAKPOINT="G_STMT_START { raise (SIGTRAP); } G_STMT_END"
if test x$GCC = xyes; then
GNUC_UNUSED='__attribute__((__unused__))'
GNUC_NORETURN='__attribute__((__noreturn__))'
case $host_cpu in
i*86|x86_64) BREAKPOINT="G_STMT_START { __asm__ (\"int \$03\"); } G_STMT_END" ;;
esac
fi
AC_SUBST(GNUC_PRETTY)
AC_SUBST(GNUC_UNUSED)
AC_SUBST(GNUC_NORETURN)
AC_SUBST(BREAKPOINT)
# We use a separate variable to pass down CPPFLAGS and CFLAGS from the main mono
# configure, because of autoconf brokeness
if test "x$CPPFLAGS_FOR_EGLIB" != "x"; then
CPPFLAGS=$CPPFLAGS_FOR_EGLIB
fi
if test "x$CFLAGS_FOR_EGLIB" != "x"; then
CFLAGS=$CFLAGS_FOR_EGLIB
fi
CFLAGS="$CFLAGS -g -D_GNU_SOURCE"
AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
AC_C_BIGENDIAN([ORDER=G_BIG_ENDIAN],[ORDER=G_LITTLE_ENDIAN])
platform_darwin=no
platform_android=no
case $host in
*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
PATHSEP='\\'
SEARCHSEP=';'
OS="WIN32"
PIDTYPE='void *'
;;
*-*darwin*)
platform_darwin=yes
PATHSEP='/'
SEARCHSEP=':'
OS="UNIX"
PIDTYPE='int'
;;
*-*-linux-android*)
platform_android=yes
AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
PATHSEP='/'
SEARCHSEP=':'
OS="UNIX"
PIDTYPE='int'
;;
*)
PATHSEP='/'
SEARCHSEP=':'
OS="UNIX"
PIDTYPE='int'
;;
esac
case $host in
*-*-solaris*)
CFLAGS="$CFLAGS -D_POSIX_PTHREAD_SEMANTICS"
;;
esac
case $target in
arm*-darwin*|aarch64*-*)
CFLAGS="$CFLAGS -U_FORTIFY_SOURCE"
;;
i*86-*-darwin*)
ORDER=G_LITTLE_ENDIAN
;;
*-*-openbsd*)
CFLAGS="$CFLAGS -pthread"
LDFLAGS="$LDFLAGS -pthread"
;;
esac
target_osx=no
target_ios=no
if test "x$platform_darwin" = "xyes"; then
AC_TRY_COMPILE([#include "TargetConditionals.h"],[
#if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
#error fail this for ios
#endif
return 0;
], [
AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
target_osx=yes
], [
AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
target_ios=yes
])
AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
fi
AC_SUBST(ORDER)
AC_SUBST(CFLAGS)
AC_SUBST(PATHSEP)
AC_SUBST(SEARCHSEP)
AC_SUBST(OS)
AC_SUBST(PIDTYPE)
AM_CONDITIONAL(HOST_WIN32, test x$OS = xWIN32)
AM_CONDITIONAL(TARGET_WIN32, test x$OS = xWIN32)
AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(long long)
AC_CHECK_FUNCS(strlcpy stpcpy strtok_r rewinddir vasprintf)
AC_CHECK_FUNCS(getrlimit)
AC_CHECK_FUNCS(fork execv execve)
#
# Mono currently supports 10.6, but strndup is not available prior to 10.7; avoiding
# the detection of strndup on OS X so Mono built on 10.7+ still runs on 10.6. This can be
# removed once support for 10.6 is dropped.
#
# iOS detection of strndup and getpwuid_r is faulty for some reason so let's simply avoid it
#
if test x$target_osx = xyes; then
AC_CHECK_FUNCS(getpwuid_r)
elif test x$target_ios = xno; then
AC_CHECK_FUNCS(strndup getpwuid_r)
fi
AM_CONDITIONAL(NEED_VASPRINTF, test x$ac_cv_func_vasprintf = xno )
AM_ICONV()
AC_SEARCH_LIBS(sqrtf, m)
# nanosleep may not be part of libc, also search it in other libraries
AC_SEARCH_LIBS(nanosleep, rt)
AC_SEARCH_LIBS(dlopen, dl)
old_ldflags="${LDFLAGS}"
LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
AC_TRY_LINK(, [int i;], found_export_dynamic=yes, found_export_dynamic=no)
if test $found_export_dynamic = no; then
LDFLAGS="${old_ldflags}"
fi
AC_MSG_CHECKING(for varargs macros)
AC_TRY_COMPILE([],[
int foo (int i, int j);
#define bar(...) foo (1, __VA_ARGS__)
void main () {
bar (2);
}
],have_iso_varargs=yes,have_iso_varargs=no)
AC_MSG_RESULT($have_iso_varargs)
G_HAVE_ISO_VARARGS=0
if test "x$have_iso_varargs" = "xyes"; then
G_HAVE_ISO_VARARGS=1
fi
AC_SUBST(G_HAVE_ISO_VARARGS)
AC_CHECK_HEADERS(getopt.h sys/select.h sys/time.h sys/wait.h pwd.h iconv.h localcharset.h sys/types.h sys/resource.h)
AC_CHECK_LIB([iconv], [locale_charset],[],[AC_CHECK_LIB([charset], [locale_charset],[LIBS+="-liconv -lcharset"])])
AC_CHECK_HEADER(alloca.h, [HAVE_ALLOCA_H=1], [HAVE_ALLOCA_H=0])
AC_SUBST(HAVE_ALLOCA_H)
if test $ac_cv_sizeof_void_p = $ac_cv_sizeof_int; then
GPOINTER_TO_INT="((gint) (ptr))"
GPOINTER_TO_UINT="((guint) (ptr))"
GINT_TO_POINTER="((gpointer) (v))"
GUINT_TO_POINTER="((gpointer) (v))"
GSIZE="int"
GSIZE_FORMAT='"u"'
elif test $ac_cv_sizeof_void_p = $ac_cv_sizeof_long; then
GPOINTER_TO_INT="((gint)(long) (ptr))"
GPOINTER_TO_UINT="((guint)(long) (ptr))"
GINT_TO_POINTER="((gpointer)(glong) (v))"
GUINT_TO_POINTER="((gpointer)(gulong) (v))"
GSIZE="long"
GSIZE_FORMAT='"lu"'
elif test $ac_cv_sizeof_void_p = $ac_cv_sizeof_long_long; then
GPOINTER_TO_INT="((gint)(long long) (ptr))"
GPOINTER_TO_UINT="((guint)(unsigned long long) (ptr))"
GINT_TO_POINTER="((gpointer)(long long) (v))"
GUINT_TO_POINTER="((gpointer)(unsigned long long) (v))"
GSIZE="long long"
GSIZE_FORMAT='"I64u"'
else
AC_MSG_ERROR([unsupported pointer size])
fi
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
pkg_config_path=
AC_ARG_WITH(crosspkgdir, [ --with-crosspkgdir=/path/to/pkg-config/dir Change pkg-config dir to custom dir],
if test x$with_crosspkgdir = "x"; then
if test -s $PKG_CONFIG_PATH; then
pkg_config_path=$PKG_CONFIG_PATH
fi
else
pkg_config_path=$with_crosspkgdir
PKG_CONFIG_PATH=$pkg_config_path
export PKG_CONFIG_PATH
fi
)
AC_ARG_ENABLE(werror, [ --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
if test x$werror_flag = xyes; then
WERROR_CFLAGS="-Werror"
fi
AC_SUBST([WERROR_CFLAGS])
AC_SUBST(GPOINTER_TO_INT)
AC_SUBST(GPOINTER_TO_UINT)
AC_SUBST(GINT_TO_POINTER)
AC_SUBST(GUINT_TO_POINTER)
AC_SUBST(GSIZE)
AC_SUBST(GSIZE_FORMAT)
AC_SUBST(G_GUINT64_FORMAT)
AC_SUBST(G_GINT64_FORMAT)
AC_SUBST(G_GUINT32_FORMAT)
AC_SUBST(G_GINT32_FORMAT)
AC_OUTPUT([
Makefile
m4/Makefile
src/Makefile
src/eglib-config.h
test/Makefile
])
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