1 files changed, 56 insertions, 0 deletions
diff --git a/recipes-extended/gzip/gzip-1.3.12/m4-extensions-fix.patch b/recipes-extended/gzip/gzip-1.3.12/m4-extensions-fix.patch
new file mode 100644
index 0000000..6b2f698
--- /dev/null
+++ b/recipes-extended/gzip/gzip-1.3.12/m4-extensions-fix.patch
@@ -0,0 +1,56 @@
+remove AC_USE_SYSTEM_EXTENSIONS to fix the autoconf error "AC_REQUIRE: circular
+dependency of AC_GNU_SOURCE"
+
+Signed-off-by: Zhai Edwin <edwin.zhai@intel.com>
+
+Upstream-Status: Inappropriate [licensing]
+
+Index: gzip-1.3.12/m4/extensions.m4
+===================================================================
+--- gzip-1.3.12.orig/m4/extensions.m4	2010-08-16 14:18:16.000000000 +0800
++++ gzip-1.3.12/m4/extensions.m4	2010-08-16 14:21:54.000000000 +0800
+@@ -12,44 +12,6 @@
+ # enough in this area it's likely we'll need to redefine
+ # AC_USE_SYSTEM_EXTENSIONS for quite some time.
+ 
+-# AC_USE_SYSTEM_EXTENSIONS
+-# ------------------------
+-# Enable extensions on systems that normally disable them,
+-# typically due to standards-conformance issues.
+-AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
+-[
+-  AC_BEFORE([$0], [AC_COMPILE_IFELSE])
+-  AC_BEFORE([$0], [AC_RUN_IFELSE])
+-
+-  AC_REQUIRE([AC_GNU_SOURCE])
+-  AC_REQUIRE([AC_AIX])
+-  AC_REQUIRE([AC_MINIX])
+-
+-  AH_VERBATIM([__EXTENSIONS__],
+-[/* Enable extensions on Solaris.  */
+-#ifndef __EXTENSIONS__
+-# undef __EXTENSIONS__
+-#endif
+-#ifndef _POSIX_PTHREAD_SEMANTICS
+-# undef _POSIX_PTHREAD_SEMANTICS
+-#endif
+-#ifndef _TANDEM_SOURCE
+-# undef _TANDEM_SOURCE
+-#endif])
+-  AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
+-    [ac_cv_safe_to_define___extensions__],
+-    [AC_COMPILE_IFELSE(
+-       [AC_LANG_PROGRAM([
+-#	  define __EXTENSIONS__ 1
+-	  AC_INCLUDES_DEFAULT])],
+-       [ac_cv_safe_to_define___extensions__=yes],
+-       [ac_cv_safe_to_define___extensions__=no])])
+-  test $ac_cv_safe_to_define___extensions__ = yes &&
+-    AC_DEFINE([__EXTENSIONS__])
+-  AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
+-  AC_DEFINE([_TANDEM_SOURCE])
+-])
+-
+ # gl_USE_SYSTEM_EXTENSIONS
+ # ------------------------
+ # Enable extensions on systems that normally disable them,