diff options
Diffstat (limited to 'm4/sigdescr_np.m4')
-rw-r--r-- | m4/sigdescr_np.m4 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/m4/sigdescr_np.m4 b/m4/sigdescr_np.m4 new file mode 100644 index 00000000000..f0f3f979e83 --- /dev/null +++ b/m4/sigdescr_np.m4 @@ -0,0 +1,17 @@ +# sigdescr_np.m4 serial 1 +dnl Copyright (C) 2020 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. + +AC_DEFUN([gl_FUNC_SIGDESCR_NP], +[ + dnl Persuade glibc <string.h> to declare sigdescr_np(). + AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) + + AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) + AC_CHECK_FUNCS([sigdescr_np]) + if test $ac_cv_func_sigdescr_np = no; then + HAVE_SIGDESCR_NP=0 + fi +]) |