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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2012-12-22 14:27:13 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2012-12-22 14:27:13 +0000 |
commit | c949e6f8ed33f31bd46c1626dc6c5828a1750e56 (patch) | |
tree | e519be160770e6b20bfe88eb923ea6aa8edb3e58 /m4/glibc21.m4 | |
download | sed-tarball-c949e6f8ed33f31bd46c1626dc6c5828a1750e56.tar.gz |
Diffstat (limited to 'm4/glibc21.m4')
-rw-r--r-- | m4/glibc21.m4 | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/m4/glibc21.m4 b/m4/glibc21.m4 new file mode 100644 index 0000000..c938fb1 --- /dev/null +++ b/m4/glibc21.m4 @@ -0,0 +1,34 @@ +# glibc21.m4 serial 5 +dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2012 Free Software Foundation, +dnl 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, or uClibc. +# From Bruno Haible. + +AC_DEFUN([gl_GLIBC21], + [ + AC_CACHE_CHECK([whether we are using the GNU C Library >= 2.1 or uClibc], + [ac_cv_gnu_library_2_1], + [AC_EGREP_CPP([Lucky], + [ +#include <features.h> +#ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) + Lucky GNU user + #endif +#endif +#ifdef __UCLIBC__ + Lucky user +#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" + ] +) |