blob: 6b2f69870e88d73f6fd4e6c0d6643e8479bcf3e5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
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,
|
