diff options
author | Bruno Haible <bruno@clisp.org> | 2020-08-22 02:22:05 +0200 |
---|---|---|
committer | Bruno Haible <bruno@clisp.org> | 2020-08-22 02:22:05 +0200 |
commit | e5f37108fdc3e364e85ff1c92d3dcd075b679bf7 (patch) | |
tree | fdd3904671efed1c935cd03f6bdfa1ad761da248 /m4 | |
parent | 00bd2a9222207390542b5163ff2f04b5acdce9df (diff) | |
download | gnulib-e5f37108fdc3e364e85ff1c92d3dcd075b679bf7.tar.gz |
sigdescr_np: New module.
* lib/string.in.h (sigdescr_np): New declaration.
* lib/sigdescr_np.c: New file.
* m4/sigdescr_np.m4: New file.
* m4/string_h.m4 (gl_HEADER_STRING_H_BODY): Test whether sigdescr_np is
declared.
(gl_HEADER_STRING_H_DEFAULTS): Initialize GNULIB_SIGDESCR_NP,
HAVE_SIGDESCR_NP.
* modules/string (Makefile.am): Substitute GNULIB_SIGDESCR_NP,
HAVE_SIGDESCR_NP.
* modules/sigdescr_np: New file.
* tests/test-string-c++.cc: Verify the signature of sigdescr_np.
* doc/glibc-functions/sigdescr_np.texi: Mention the new module.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/sigdescr_np.m4 | 17 | ||||
-rw-r--r-- | m4/string_h.m4 | 6 |
2 files changed, 21 insertions, 2 deletions
diff --git a/m4/sigdescr_np.m4 b/m4/sigdescr_np.m4 new file mode 100644 index 0000000000..f0f3f979e8 --- /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 +]) diff --git a/m4/string_h.m4 b/m4/string_h.m4 index d519beaa59..d7c12aaae8 100644 --- a/m4/string_h.m4 +++ b/m4/string_h.m4 @@ -5,7 +5,7 @@ # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. -# serial 25 +# serial 26 # Written by Paul Eggert. @@ -28,7 +28,7 @@ AC_DEFUN([gl_HEADER_STRING_H_BODY], ]], [ffsl ffsll memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul strdup strncat strndup strnlen strpbrk strsep strcasestr strtok_r - strerror_r sigabbrev_np strsignal strverscmp]) + strerror_r sigabbrev_np sigdescr_np strsignal strverscmp]) AC_REQUIRE([AC_C_RESTRICT]) ]) @@ -81,6 +81,7 @@ AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS], GNULIB_STRERROR=0; AC_SUBST([GNULIB_STRERROR]) GNULIB_STRERROR_R=0; AC_SUBST([GNULIB_STRERROR_R]) GNULIB_SIGABBREV_NP=0;AC_SUBST([GNULIB_SIGABBREV_NP]) + GNULIB_SIGDESCR_NP=0; AC_SUBST([GNULIB_SIGDESCR_NP]) GNULIB_STRSIGNAL=0; AC_SUBST([GNULIB_STRSIGNAL]) GNULIB_STRVERSCMP=0; AC_SUBST([GNULIB_STRVERSCMP]) HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN]) @@ -104,6 +105,7 @@ AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS], HAVE_DECL_STRTOK_R=1; AC_SUBST([HAVE_DECL_STRTOK_R]) HAVE_DECL_STRERROR_R=1; AC_SUBST([HAVE_DECL_STRERROR_R]) HAVE_SIGABBREV_NP=1; AC_SUBST([HAVE_SIGABBREV_NP]) + HAVE_SIGDESCR_NP=1; AC_SUBST([HAVE_SIGDESCR_NP]) HAVE_DECL_STRSIGNAL=1; AC_SUBST([HAVE_DECL_STRSIGNAL]) HAVE_STRVERSCMP=1; AC_SUBST([HAVE_STRVERSCMP]) REPLACE_MEMCHR=0; AC_SUBST([REPLACE_MEMCHR]) |