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author | Josselin Poiret <dev@jpoiret.xyz> | 2022-09-05 08:48:13 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2023-01-12 16:41:29 +0100 |
commit | edfca3b7e5931b5b5a83112e2a9813b068be99c2 (patch) | |
tree | 98f105cff95a668f5ecab668964bbcf1138d4d02 /m4/glibc21.m4 | |
parent | fe2a0c54ac7863a705da8f64fd548e4817b3fb72 (diff) | |
download | guile-edfca3b7e5931b5b5a83112e2a9813b068be99c2.tar.gz |
Update gnulib to 0.1.5414-8204d and add posix_spawn, posix_spawnp.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
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 000000000..68ada9d4d --- /dev/null +++ b/m4/glibc21.m4 @@ -0,0 +1,30 @@ +# glibc21.m4 serial 4 +dnl Copyright (C) 2000-2002, 2004, 2008-2010 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" + ] +) |