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| author | Bertrand Marc <beberking@gmail.com> | 2012-05-02 21:43:37 +0200 |
|---|---|---|
| committer | Bertrand Marc <beberking@gmail.com> | 2012-05-02 21:43:37 +0200 |
| commit | 2b81464a43485fcc8ce079fafdee7b7a171835f4 (patch) | |
| tree | 394774c0f735199b57d51a2d3840356317853fe1 /m4/glibc21.m4 | |
Imported Upstream version 0.9.2upstream/0.9.2
Diffstat (limited to 'm4/glibc21.m4')
| -rw-r--r-- | m4/glibc21.m4 | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/m4/glibc21.m4 b/m4/glibc21.m4 new file mode 100644 index 0000000..d95fd98 --- /dev/null +++ b/m4/glibc21.m4 @@ -0,0 +1,30 @@ +# glibc21.m4 serial 3 +dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +# Test for the GNU C Library, version 2.1 or newer. +# From Bruno Haible. + +AC_DEFUN([gl_GLIBC21], + [ + AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer, + ac_cv_gnu_library_2_1, + [AC_EGREP_CPP([Lucky GNU user], + [ +#include <features.h> +#ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) + Lucky GNU user + #endif +#endif + ], + ac_cv_gnu_library_2_1=yes, + ac_cv_gnu_library_2_1=no) + ] + ) + AC_SUBST(GLIBC21) + GLIBC21="$ac_cv_gnu_library_2_1" + ] +) |