glib/configure.in
1998-09-09 09:52:31 +00:00

473 lines
12 KiB
Plaintext

# Process this file with autoconf to produce a configure script.
AC_INIT(glist.c)
# Save this value here, since automake will set cflags later
cflags_set=${CFLAGS+set}
# Making releases:
# GLIB_MICRO_VERSION += 1;
# GLIB_INTERFACE_AGE += 1;
# GLIB_BINARY_AGE += 1;
# if any functions have been added, set GLIB_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0.
#
GLIB_MAJOR_VERSION=1
GLIB_MINOR_VERSION=1
GLIB_MICRO_VERSION=3
GLIB_INTERFACE_AGE=0
GLIB_BINARY_AGE=0
GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
AC_SUBST(GLIB_VERSION)
# libtool versioning
LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
LT_REVISION=$GLIB_INTERFACE_AGE
LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
VERSION=$GLIB_VERSION
PACKAGE=glib
AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
# Specify a configuration file
AM_CONFIG_HEADER(glibconfig.h)
AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
dnl Initialize libtool
AM_PROG_LIBTOOL
dnl Initialize maintainer mode
AM_MAINTAINER_MODE
AC_CANONICAL_HOST
AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=minimum]],,enable_debug=minimum)
AC_ARG_ENABLE(mem_check, [ --enable-mem-check=[no/yes] turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile=[no/yes] turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
, enable_ansi=no)
AC_MSG_CHECKING(whether to enable memory checking)
if test "x$enable_mem_check" = "xyes"; then
AC_DEFINE(ENABLE_MEM_CHECK, 1)
AC_SUBST(ENABLE_MEM_CHECK)
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(whether to enable memory profiling)
if test "x$enable_mem_profile" = "xyes"; then
AC_DEFINE(ENABLE_MEM_PROFILE, 1)
AC_SUBST(ENABLE_MEM_PROFILE)
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
if test "x$enable_debug" = "xyes"; then
test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
CFLAGS="$CFLAGS -DG_ENABLE_DEBUG"
else
if test "x$enable_debug" = "xno"; then
CFLAGS="$CFLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
fi
fi
AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
# Checks for programs.
AC_PROG_CC
AM_PROG_CC_STDC
AC_PROG_INSTALL
if eval "test x$GCC = xyes"; then
if eval test -z \"`echo "$CFLAGS" | grep "\-Wall" 2> /dev/null`\" ; then
CFLAGS="$CFLAGS -Wall"
fi
if eval "test x$enable_ansi = xyes"; then
if eval test -z \"`echo "$CFLAGS" | grep "\-ansi" 2> /dev/null`\" ; then
CFLAGS="$CFLAGS -ansi"
fi
if eval test -z \"`echo "$CFLAGS" | grep "\-pedantic" 2> /dev/null`\" ; then
CFLAGS="$CFLAGS -pedantic"
fi
fi
fi
dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
glib_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([#include <math.h>
int main (void) { return (log(1) != log(1.)); }],
AC_MSG_RESULT(none needed),
glib_save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -std1"
AC_TRY_RUN([#include <math.h>
int main (void) { return (log(1) != log(1.)); }],
AC_MSG_RESULT(-std1),
AC_MSG_RESULT()
CFLAGS=$glib_save_CFLAGS
AC_MSG_WARN(
[No ANSI prototypes found in library. (-std1 didn't work.)])
)
)
LIBS=$glib_save_LIBS
dnl NeXTStep cc seems to need this
AC_MSG_CHECKING([for extra flags for POSIX compliance])
AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
AC_MSG_RESULT(none needed),
glib_save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -posix"
AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
AC_MSG_RESULT(-posix),
AC_MSG_RESULT()
CFLAGS=$glib_save_CFLAGS
AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
# Checks for header files.
AC_HEADER_STDC
# Checks for library functions.
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(atexit on_exit)
AC_CHECK_SIZEOF(char)
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(long long)
dnl long doubles were not used, and a portability problem
dnl AC_C_LONG_DOUBLE
AC_C_CONST
dnl AC_C_INLINE is useless to us since it bails out too early, we need to
dnl truely know which ones of `inline', `__inline' and `__inline__' are
dnl actually supported.
AC_MSG_CHECKING(for __inline)
AC_CACHE_VAL(glib_cv_has__inline,[
AC_TRY_RUN([
__inline int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_has__inline=yes
,
glib_cv_has__inline=no
,)
])
AC_MSG_RESULT($glib_cv_has__inline)
case x$glib_cv_has__inline in
xyes) AC_DEFINE(G_HAVE___INLINE)
esac
AC_MSG_CHECKING(for __inline__)
AC_CACHE_VAL(glib_cv_has__inline__,[
AC_TRY_RUN([
__inline__ int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_has__inline__=yes
,
glib_cv_has__inline__=no
,)
])
AC_MSG_RESULT($glib_cv_has__inline__)
case x$glib_cv_has__inline__ in
xyes) AC_DEFINE(G_HAVE___INLINE__)
esac
AC_MSG_CHECKING(for inline)
AC_CACHE_VAL(glib_cv_hasinline,[
AC_TRY_RUN([
inline int foo () { return 0; }
int main () { return foo (); }
],
glib_cv_hasinline=yes
,
glib_cv_hasinline=no
,)
])
AC_MSG_RESULT($glib_cv_hasinline)
case x$glib_cv_hasinline in
xyes) AC_DEFINE(G_HAVE_INLINE)
esac
dnl header file checks
AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
# Check for strerror, strsignal, memmove, vsnprintf, and strcasecmp functions
AC_CHECK_FUNCS(strerror strsignal memmove vsnprintf strcasecmp)
# Check for sys_errlist
AC_MSG_CHECKING(for sys_errlist)
AC_TRY_LINK(, [
extern char *sys_errlist[];
extern int sys_nerr;
sys_errlist[sys_nerr-1][0] = 0;
], glib_ok=yes, glib_ok=no)
AC_MSG_RESULT($glib_ok)
if test $glib_ok = no; then
AC_DEFINE(NO_SYS_ERRLIST)
fi
# Check for sys_siglist
AC_MSG_CHECKING(for sys_siglist)
AC_TRY_LINK(, [
extern char *sys_siglist[];
sys_siglist[1][0] = 0;
], glib_ok=yes, glib_ok=no)
AC_MSG_RESULT($glib_ok)
if test $glib_ok = no; then
AC_DEFINE(NO_SYS_SIGLIST)
fi
# Check if <sys/select.h> needs to be included for fd_set
AC_MSG_CHECKING([for fd_set])
AC_TRY_COMPILE([#include <sys/types.h>],
[fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
if test $gtk_ok = yes; then
AC_MSG_RESULT([yes, found in sys/types.h])
else
AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
if test $gtk_ok = yes; then
AC_DEFINE(HAVE_SYS_SELECT_H)
AC_MSG_RESULT([yes, found in sys/select.h])
else
AC_DEFINE(NO_FD_SET)
AC_MSG_RESULT(no)
fi
fi
# This stuff is here, only so that we can define these
# things in glibconfig.h. If ../config.h was installed
# (under some other name?) then the definitions would
# belong there. (They are only used in GDK)
# Check for wchar.h
AC_MSG_CHECKING(for wchar.h)
AC_TRY_CPP([#include <wchar.h>], gtk_ok=yes, gtk_ok=no)
if test $gtk_ok = yes; then
AC_DEFINE(HAVE_WCHAR_H)
fi
AC_MSG_RESULT($gtk_ok)
# Check for wctype.h (for iswalnum)
AC_MSG_CHECKING(for wctype.h)
AC_TRY_CPP([#include <wctype.h>], gtk_ok=yes, gtk_ok=no)
if test $gtk_ok = yes; then
AC_DEFINE(HAVE_WCTYPE_H)
fi
AC_MSG_RESULT($gtk_ok)
# The following is necessary for Linux libc-5.4.38
AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
AC_TRY_LINK([#include <stdlib.h>],[
#if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
# ifdef HAVE_WCTYPE_H
# include <wctype.h>
# else
# ifdef HAVE_WCHAR_H
# include <wchar.h>
# endif
# endif
#else
# define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
#endif
iswalnum((wchar_t) 0);
], gtk_ok=yes, gtk_ok=no)
if test $gtk_ok = no; then
AC_DEFINE(HAVE_BROKEN_WCTYPE)
fi
AC_MSG_RESULT($gtk_ok)
dnl **********************
dnl *** va_copy checks ***
dnl **********************
dnl we currently check for all three va_copy possibilities, so we get
dnl all results in config.log for bug reports.
AC_MSG_CHECKING(for an implementation of va_copy())
AC_CACHE_VAL(glib_cv_va_copy,[
AC_TRY_RUN([
#include <stdarg.h>
void f (int i, ...) {
va_list args1, args2;
va_start (args1, i);
va_copy (args2, args1);
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1); va_end (args2);
}
int main() {
f (0, 42);
return 0;
}],
glib_cv_va_copy=yes
,
glib_cv_va_copy=no
,)
])
AC_MSG_RESULT($glib_cv_va_copy)
AC_MSG_CHECKING(for an implementation of __va_copy())
AC_CACHE_VAL(glib_cv___va_copy,[
AC_TRY_RUN([
#include <stdarg.h>
void f (int i, ...) {
va_list args1, args2;
va_start (args1, i);
__va_copy (args2, args1);
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1); va_end (args2);
}
int main() {
f (0, 42);
return 0;
}],
glib_cv___va_copy=yes
,
glib_cv___va_copy=no
,)
])
AC_MSG_RESULT($glib_cv___va_copy)
AC_MSG_CHECKING(whether va_lists can be copied by value)
AC_CACHE_VAL(glib_cv_va_val_copy,[
AC_TRY_RUN([
#include <stdarg.h>
void f (int i, ...) {
va_list args1, args2;
va_start (args1, i);
args2 = args1;
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1); va_end (args2);
}
int main() {
f (0, 42);
return 0;
}],
glib_cv_va_val_copy=yes
,
glib_cv_va_val_copy=no
,)
])
if test "x$glib_cv_va_copy" = "xyes"; then
AC_DEFINE(G_VA_COPY, va_copy)
else if test "x$glib_cv___va_copy" = "xyes"; then
AC_DEFINE(G_VA_COPY, __va_copy)
fi
fi
if test "x$glib_cv_va_val_copy" = "xno"; then
AC_DEFINE(G_VA_COPY_AS_ARRAY)
fi
AC_MSG_RESULT($glib_cv_va_val_copy)
dnl ***********************
dnl *** g_module checks ***
dnl ***********************
G_MODULE_LIBS=
G_MODULE_LDFLAGS=
G_MODULE_IMPL=
G_MODULE_NEED_USCORE=0
G_MODULE_HAVE_DLERROR=0
dnl *** dlopen() in system libraries
if test -z "$G_MODULE_IMPL"; then
AC_CHECK_FUNC(dlopen,
G_MODULE_IMPL=G_MODULE_IMPL_DL
,)
fi
dnl *** dlopen() in libdl
if test -z "$G_MODULE_IMPL"; then
AC_CHECK_LIB(dl, dlopen,
G_MODULE_LIBS=-ldl
G_MODULE_IMPL=G_MODULE_IMPL_DL
,)
fi
dnl *** shl_load() in libdld (HP-UX)
if test -z "$G_MODULE_IMPL"; then
G_MODULE_LDFLAGS='-Wl,-E'
AC_CHECK_LIB(dld, shl_load,
G_MODULE_LIBS=-ldld
G_MODULE_IMPL=G_MODULE_IMPL_DLD
,)
fi
dnl *** additional checks for G_MODULE_IMPL_DL
if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
if test -d /usr/include/linux; then
G_MODULE_LDFLAGS='-rdynamic'
fi
LIBS_orig="$LIBS"
LDFLAGS_orig="$LDFLAGS"
LIBS="$LIBS $G_MODULE_LIBS"
LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
dnl *** check whether we need preceeding underscores
AC_MSG_CHECKING(for preceeding underscore in symbols)
AC_CACHE_VAL(glib_cv_uscore,[
AC_TRY_RUN([
#include <dlfcn.h>
int glib_underscore_test (void) { return 42; }
int main() {
void *f1 = (void*)0, *f2 = (void*)0, *handle;
handle = dlopen ((void*)0, 0);
if (handle) {
f1 = dlsym (handle, "glib_underscore_test");
f2 = dlsym (handle, "_glib_underscore_test");
} return !(f2 && !f1);
}],
glib_cv_uscore=yes
G_MODULE_NEED_USCORE=1
,
glib_cv_uscore=no
G_MODULE_NEED_USCORE=0
,)
])
AC_MSG_RESULT($glib_cv_uscore)
LDFLAGS="$LDFLAGS_orig"
dnl *** check for having dlerror()
AC_CHECK_FUNC(dlerror,
G_MODULE_HAVE_DLERROR=1,
G_MODULE_HAVE_DLERROR=0)
LIBS="$LIBS_orig"
fi
dnl *** done, have e got an implementation?
if test -z "$G_MODULE_IMPL"; then
G_MODULE_IMPL=0
fi
AC_SUBST(G_MODULE_IMPL)
AC_SUBST(G_MODULE_LIBS)
AC_SUBST(G_MODULE_LDFLAGS)
AC_SUBST(G_MODULE_HAVE_DLERROR)
AC_SUBST(G_MODULE_NEED_USCORE)
AC_OUTPUT([
Makefile
glib-config
gmodule/gmoduleconf.h
gmodule/Makefile
],[chmod +x glib-config])