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author | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
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committer | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
commit | fe856aa957978504137c1d425815d4ed8a22be40 (patch) | |
tree | a5bb46ce0e64b2056f75700eadbf27aba7c39418 /gl/m4/minmax.m4 | |
parent | 210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff) | |
download | monitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz |
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'gl/m4/minmax.m4')
-rw-r--r-- | gl/m4/minmax.m4 | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/gl/m4/minmax.m4 b/gl/m4/minmax.m4 new file mode 100644 index 00000000..bbd1ba0b --- /dev/null +++ b/gl/m4/minmax.m4 | |||
@@ -0,0 +1,41 @@ | |||
1 | # minmax.m4 serial 2 | ||
2 | dnl Copyright (C) 2005 Free Software Foundation, Inc. | ||
3 | dnl This file is free software; the Free Software Foundation | ||
4 | dnl gives unlimited permission to copy and/or distribute it, | ||
5 | dnl with or without modifications, as long as this notice is preserved. | ||
6 | |||
7 | AC_PREREQ(2.52) | ||
8 | |||
9 | AC_DEFUN([gl_MINMAX], | ||
10 | [ | ||
11 | AC_REQUIRE([gl_PREREQ_MINMAX]) | ||
12 | ]) | ||
13 | |||
14 | # Prerequisites of lib/minmax.h. | ||
15 | AC_DEFUN([gl_PREREQ_MINMAX], | ||
16 | [ | ||
17 | gl_MINMAX_IN_HEADER([limits.h]) | ||
18 | gl_MINMAX_IN_HEADER([sys/param.h]) | ||
19 | ]) | ||
20 | |||
21 | dnl gl_MINMAX_IN_HEADER(HEADER) | ||
22 | dnl The parameter has to be a literal header name; it cannot be macro, | ||
23 | dnl nor a shell variable. (Because autoheader collects only AC_DEFINE | ||
24 | dnl invocations with a literal macro name.) | ||
25 | AC_DEFUN([gl_MINMAX_IN_HEADER], | ||
26 | [ | ||
27 | m4_pushdef([header], AS_TR_SH([$1])) | ||
28 | m4_pushdef([HEADER], AS_TR_CPP([$1])) | ||
29 | AC_CACHE_CHECK([whether <$1> defines MIN and MAX], | ||
30 | [gl_cv_minmax_in_]header, | ||
31 | [AC_TRY_COMPILE([#include <$1> | ||
32 | int x = MIN (42, 17);], [], | ||
33 | [gl_cv_minmax_in_]header[=yes], | ||
34 | [gl_cv_minmax_in_]header[=no])]) | ||
35 | if test $gl_cv_minmax_in_[]header = yes; then | ||
36 | AC_DEFINE([HAVE_MINMAX_IN_]HEADER, 1, | ||
37 | [Define to 1 if <$1> defines the MIN and MAX macros.]) | ||
38 | fi | ||
39 | m4_popdef([HEADER]) | ||
40 | m4_popdef([header]) | ||
41 | ]) | ||