mirror of
https://github.com/moparisthebest/curl
synced 2024-12-22 16:18:48 -05:00
77 lines
2.0 KiB
Plaintext
77 lines
2.0 KiB
Plaintext
#***************************************************************************
|
|
#***************************************************************************
|
|
|
|
# File version for 'aclocal' use. Keep it a single number.
|
|
# serial 7
|
|
|
|
dnl CURL_OVERRIDE_AUTOCONF
|
|
dnl -------------------------------------------------
|
|
dnl Placing a call to this macro in configure.ac after
|
|
dnl the one to AC_INIT will make macros in this file
|
|
dnl visible to the rest of the compilation overriding
|
|
dnl those from Autoconf.
|
|
|
|
AC_DEFUN([CURL_OVERRIDE_AUTOCONF], [
|
|
AC_BEFORE([$0],[AC_PROG_LIBTOOL])
|
|
# using curl-override.m4
|
|
])
|
|
|
|
dnl Override Autoconf's AC_LANG_PROGRAM (C)
|
|
dnl -------------------------------------------------
|
|
dnl This is done to prevent compiler warning
|
|
dnl 'function declaration isn't a prototype'
|
|
dnl in function main. This requires at least
|
|
dnl a c89 compiler and does not support K&R.
|
|
|
|
m4_define([AC_LANG_PROGRAM(C)],
|
|
[$1
|
|
int main (void)
|
|
{
|
|
$2
|
|
;
|
|
return 0;
|
|
}])
|
|
|
|
dnl Override Autoconf's AC_LANG_CALL (C)
|
|
dnl -------------------------------------------------
|
|
dnl This is a backport of Autoconf's 2.60 with the
|
|
dnl embedded comments that hit the resulting script
|
|
dnl removed. This is done to reduce configure size
|
|
dnl and use fixed macro across Autoconf versions.
|
|
|
|
m4_define([AC_LANG_CALL(C)],
|
|
[AC_LANG_PROGRAM([$1
|
|
m4_if([$2], [main], ,
|
|
[
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
#endif
|
|
char $2 ();])], [return $2 ();])])
|
|
|
|
dnl Override Autoconf's AC_LANG_FUNC_LINK_TRY (C)
|
|
dnl -------------------------------------------------
|
|
dnl This is a backport of Autoconf's 2.60 with the
|
|
dnl embedded comments that hit the resulting script
|
|
dnl removed. This is done to reduce configure size
|
|
dnl and use fixed macro across Autoconf versions.
|
|
|
|
m4_define([AC_LANG_FUNC_LINK_TRY(C)],
|
|
[AC_LANG_PROGRAM(
|
|
[
|
|
#define $1 innocuous_$1
|
|
#ifdef __STDC__
|
|
# include <limits.h>
|
|
#else
|
|
# include <assert.h>
|
|
#endif
|
|
#undef $1
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
#endif
|
|
char $1 ();
|
|
#if defined __stub_$1 || defined __stub___$1
|
|
choke me
|
|
#endif
|
|
], [return $1 ();])])
|
|
|