76 lines
2.9 KiB
Diff
76 lines
2.9 KiB
Diff
The older GPLv2 m4 does not work well with newer autoconf. It causes the
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circular dependency as seen bellow.
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Removing this m4 file which was needed only forl older autoconf
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| configure.ac:34: error: AC_REQUIRE: circular dependency of AC_GNU_SOURCE
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| /build_disk/poky_build/build1/tmp/work/i586-poky-linux/m4-1.4.9-r0/m4-1.4.9/m4/extensions.m4:19: AC_USE_SYSTEM_EXTENSIONS is expanded from...
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| ../../lib/autoconf/specific.m4:310: AC_GNU_SOURCE is expanded from...
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| /build_disk/poky_build/build1/tmp/work/i586-poky-linux/m4-1.4.9-r0/m4-1.4.9/m4/gnulib-comp.m4:21: M4_EARLY is expanded from...
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| configure.ac:34: the top level
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| autom4te: /build_disk/poky_build/build1/tmp/sysroots/x86_64-linux/usr/bin/m4 failed with exit status: 1
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| aclocal: /build_disk/poky_build/build1/tmp/sysroots/x86_64-linux/usr/bin/autom4te failed with exit status: 1
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| autoreconf: aclocal failed with exit status: 1
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Nitin A Kamble <nitin.a.kamble@intel.com>
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2011/03/16
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Index: m4-1.4.9/m4/extensions.m4
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===================================================================
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--- m4-1.4.9.orig/m4/extensions.m4
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+++ m4-1.4.9/m4/extensions.m4
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@@ -6,53 +6,10 @@
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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-# This definition of AC_USE_SYSTEM_EXTENSIONS is stolen from CVS
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-# Autoconf. Perhaps we can remove this once we can assume Autoconf
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-# 2.61 or later everywhere, but since CVS Autoconf mutates rapidly
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-# enough in this area it's likely we'll need to redefine
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-# AC_USE_SYSTEM_EXTENSIONS for quite some time.
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-
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-# AC_USE_SYSTEM_EXTENSIONS
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-# ------------------------
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-# Enable extensions on systems that normally disable them,
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-# typically due to standards-conformance issues.
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-AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
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-[
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- AC_BEFORE([$0], [AC_COMPILE_IFELSE])
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- AC_BEFORE([$0], [AC_RUN_IFELSE])
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-
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- AC_REQUIRE([AC_GNU_SOURCE])
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- AC_REQUIRE([AC_AIX])
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- AC_REQUIRE([AC_MINIX])
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-
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- AH_VERBATIM([__EXTENSIONS__],
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-[/* Enable extensions on Solaris. */
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-#ifndef __EXTENSIONS__
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-# undef __EXTENSIONS__
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-#endif
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-#ifndef _POSIX_PTHREAD_SEMANTICS
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-# undef _POSIX_PTHREAD_SEMANTICS
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-#endif
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-#ifndef _TANDEM_SOURCE
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-# undef _TANDEM_SOURCE
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-#endif])
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- AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
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- [ac_cv_safe_to_define___extensions__],
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- [AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM([
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-# define __EXTENSIONS__ 1
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- AC_INCLUDES_DEFAULT])],
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- [ac_cv_safe_to_define___extensions__=yes],
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- [ac_cv_safe_to_define___extensions__=no])])
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- test $ac_cv_safe_to_define___extensions__ = yes &&
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- AC_DEFINE([__EXTENSIONS__])
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- AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
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- AC_DEFINE([_TANDEM_SOURCE])
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-])
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# gl_USE_SYSTEM_EXTENSIONS
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# ------------------------
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# Enable extensions on systems that normally disable them,
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# typically due to standards-conformance issues.
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AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS],
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- [AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])])
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+ [])
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