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Diffstat (limited to 'gl/m4/signal_h.m4')
-rw-r--r-- | gl/m4/signal_h.m4 | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/gl/m4/signal_h.m4 b/gl/m4/signal_h.m4 deleted file mode 100644 index c8f664fbf3..0000000000 --- a/gl/m4/signal_h.m4 +++ /dev/null @@ -1,83 +0,0 @@ -# signal_h.m4 serial 18 -dnl Copyright (C) 2007-2014 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_SIGNAL_H], -[ - AC_REQUIRE([gl_SIGNAL_H_DEFAULTS]) - AC_REQUIRE([gl_CHECK_TYPE_SIGSET_T]) - gl_NEXT_HEADERS([signal.h]) - -# AIX declares sig_atomic_t to already include volatile, and C89 compilers -# then choke on 'volatile sig_atomic_t'. C99 requires that it compile. - AC_CHECK_TYPE([volatile sig_atomic_t], [], - [HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0], [[ -#include <signal.h> - ]]) - - dnl Ensure the type pid_t gets defined. - AC_REQUIRE([AC_TYPE_PID_T]) - - AC_REQUIRE([AC_TYPE_UID_T]) - - dnl Persuade glibc <signal.h> to define sighandler_t. - AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) - AC_CHECK_TYPE([sighandler_t], [], [HAVE_SIGHANDLER_T=0], [[ -#include <signal.h> - ]]) - - dnl Check for declarations of anything we want to poison if the - dnl corresponding gnulib module is not in use. - gl_WARN_ON_USE_PREPARE([[#include <signal.h> - ]], [pthread_sigmask sigaction - sigaddset sigdelset sigemptyset sigfillset sigismember - sigpending sigprocmask]) -]) - -AC_DEFUN([gl_CHECK_TYPE_SIGSET_T], -[ - AC_CHECK_TYPES([sigset_t], - [gl_cv_type_sigset_t=yes], [gl_cv_type_sigset_t=no], - [[ - #include <signal.h> - /* Mingw defines sigset_t not in <signal.h>, but in <sys/types.h>. */ - #include <sys/types.h> - ]]) - if test $gl_cv_type_sigset_t != yes; then - HAVE_SIGSET_T=0 - fi -]) - -AC_DEFUN([gl_SIGNAL_MODULE_INDICATOR], -[ - dnl Use AC_REQUIRE here, so that the default settings are expanded once only. - AC_REQUIRE([gl_SIGNAL_H_DEFAULTS]) - gl_MODULE_INDICATOR_SET_VARIABLE([$1]) - dnl Define it also as a C macro, for the benefit of the unit tests. - gl_MODULE_INDICATOR_FOR_TESTS([$1]) -]) - -AC_DEFUN([gl_SIGNAL_H_DEFAULTS], -[ - GNULIB_PTHREAD_SIGMASK=0; AC_SUBST([GNULIB_PTHREAD_SIGMASK]) - GNULIB_RAISE=0; AC_SUBST([GNULIB_RAISE]) - GNULIB_SIGNAL_H_SIGPIPE=0; AC_SUBST([GNULIB_SIGNAL_H_SIGPIPE]) - GNULIB_SIGPROCMASK=0; AC_SUBST([GNULIB_SIGPROCMASK]) - GNULIB_SIGACTION=0; AC_SUBST([GNULIB_SIGACTION]) - dnl Assume proper GNU behavior unless another module says otherwise. - HAVE_POSIX_SIGNALBLOCKING=1; AC_SUBST([HAVE_POSIX_SIGNALBLOCKING]) - HAVE_PTHREAD_SIGMASK=1; AC_SUBST([HAVE_PTHREAD_SIGMASK]) - HAVE_RAISE=1; AC_SUBST([HAVE_RAISE]) - HAVE_SIGSET_T=1; AC_SUBST([HAVE_SIGSET_T]) - HAVE_SIGINFO_T=1; AC_SUBST([HAVE_SIGINFO_T]) - HAVE_SIGACTION=1; AC_SUBST([HAVE_SIGACTION]) - HAVE_STRUCT_SIGACTION_SA_SIGACTION=1; - AC_SUBST([HAVE_STRUCT_SIGACTION_SA_SIGACTION]) - HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=1; - AC_SUBST([HAVE_TYPE_VOLATILE_SIG_ATOMIC_T]) - HAVE_SIGHANDLER_T=1; AC_SUBST([HAVE_SIGHANDLER_T]) - REPLACE_PTHREAD_SIGMASK=0; AC_SUBST([REPLACE_PTHREAD_SIGMASK]) - REPLACE_RAISE=0; AC_SUBST([REPLACE_RAISE]) -]) |