| 1 | # raise.m4 serial 3 |
| 2 | dnl Copyright (C) 2011-2013 Free Software Foundation, Inc. |
| 3 | dnl This file is free software; the Free Software Foundation |
| 4 | dnl gives unlimited permission to copy and/or distribute it, |
| 5 | dnl with or without modifications, as long as this notice is preserved. |
| 6 | |
| 7 | AC_DEFUN([gl_FUNC_RAISE], |
| 8 | [ |
| 9 | AC_REQUIRE([gl_SIGNAL_H_DEFAULTS]) |
| 10 | AC_REQUIRE([AC_CANONICAL_HOST]) |
| 11 | AC_REQUIRE([gl_MSVC_INVAL]) |
| 12 | AC_CHECK_FUNCS([raise]) |
| 13 | if test $ac_cv_func_raise = no; then |
| 14 | HAVE_RAISE=0 |
| 15 | else |
| 16 | if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then |
| 17 | REPLACE_RAISE=1 |
| 18 | fi |
| 19 | m4_ifdef([gl_SIGNALBLOCKING], [ |
| 20 | gl_SIGNALBLOCKING |
| 21 | if test $HAVE_POSIX_SIGNALBLOCKING = 0; then |
| 22 | m4_ifdef([gl_SIGNAL_SIGPIPE], [ |
| 23 | gl_SIGNAL_SIGPIPE |
| 24 | if test $gl_cv_header_signal_h_SIGPIPE != yes; then |
| 25 | REPLACE_RAISE=1 |
| 26 | fi |
| 27 | ], [:]) |
| 28 | fi |
| 29 | ]) |
| 30 | fi |
| 31 | ]) |
| 32 | |
| 33 | # Prerequisites of lib/raise.c. |
| 34 | AC_DEFUN([gl_PREREQ_RAISE], [:]) |