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Diffstat (limited to 'src/grep/m4/libsigsegv.m4')
-rw-r--r-- | src/grep/m4/libsigsegv.m4 | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/grep/m4/libsigsegv.m4 b/src/grep/m4/libsigsegv.m4 new file mode 100644 index 0000000..3255235 --- /dev/null +++ b/src/grep/m4/libsigsegv.m4 @@ -0,0 +1,16 @@ +# libsigsegv.m4 serial 4 +dnl Copyright (C) 2002-2003, 2008-2021 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. + +dnl From Bruno Haible, Sam Steingold. + +AC_DEFUN([gl_LIBSIGSEGV], +[ + AC_LIB_HAVE_LINKFLAGS([sigsegv], [], + [#include <sigsegv.h>], [sigsegv_deinstall_handler();], + [no, consider installing GNU libsigsegv]) + dnl Some other autoconf macros and clisp's configure use this variable. + gl_cv_lib_sigsegv="$ac_cv_libsigsegv" +]) |