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Diff for /embedaddon/libiconv/srcm4/signal_h.m4 between versions 1.1.1.1 and 1.1.1.3

version 1.1.1.1, 2012/02/21 22:57:49 version 1.1.1.3, 2021/03/17 13:38:46
Line 1 Line 1
# signal_h.m4 serial 7# signal_h.m4 serial 18
dnl Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.dnl Copyright (C) 2007-2019 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation  dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,  dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.  dnl with or without modifications, as long as this notice is preserved.
Line 7  dnl with or without modifications, as long as this not Line 7  dnl with or without modifications, as long as this not
 AC_DEFUN([gl_SIGNAL_H],  AC_DEFUN([gl_SIGNAL_H],
 [  [
   AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])    AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
  gl_CHECK_NEXT_HEADERS([signal.h])  AC_REQUIRE([gl_CHECK_TYPE_SIGSET_T])
   gl_NEXT_HEADERS([signal.h])
 
 # AIX declares sig_atomic_t to already include volatile, and C89 compilers  # AIX declares sig_atomic_t to already include volatile, and C89 compilers
 # then choke on 'volatile sig_atomic_t'.  C99 requires that it compile.  # then choke on 'volatile sig_atomic_t'.  C99 requires that it compile.
   AC_CHECK_TYPE([volatile sig_atomic_t], [],    AC_CHECK_TYPE([volatile sig_atomic_t], [],
     [HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0], [[      [HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0], [[
 #include <signal.h>  #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],  AC_DEFUN([gl_SIGNAL_MODULE_INDICATOR],
 [  [
   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.    dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
   AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])    AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
  GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1  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],  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_SIGNAL_H_SIGPIPE=0;   AC_SUBST([GNULIB_SIGNAL_H_SIGPIPE])
   GNULIB_SIGPROCMASK=0;        AC_SUBST([GNULIB_SIGPROCMASK])    GNULIB_SIGPROCMASK=0;        AC_SUBST([GNULIB_SIGPROCMASK])
   GNULIB_SIGACTION=0;          AC_SUBST([GNULIB_SIGACTION])    GNULIB_SIGACTION=0;          AC_SUBST([GNULIB_SIGACTION])
   dnl Assume proper GNU behavior unless another module says otherwise.    dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_POSIX_SIGNALBLOCKING=1; AC_SUBST([HAVE_POSIX_SIGNALBLOCKING])    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_SIGSET_T=1;             AC_SUBST([HAVE_SIGSET_T])
   HAVE_SIGINFO_T=1;            AC_SUBST([HAVE_SIGINFO_T])    HAVE_SIGINFO_T=1;            AC_SUBST([HAVE_SIGINFO_T])
   HAVE_SIGACTION=1;            AC_SUBST([HAVE_SIGACTION])    HAVE_SIGACTION=1;            AC_SUBST([HAVE_SIGACTION])
Line 37  AC_DEFUN([gl_SIGNAL_H_DEFAULTS], Line 77  AC_DEFUN([gl_SIGNAL_H_DEFAULTS],
                                AC_SUBST([HAVE_STRUCT_SIGACTION_SA_SIGACTION])                                 AC_SUBST([HAVE_STRUCT_SIGACTION_SA_SIGACTION])
   HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=1;    HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=1;
                                AC_SUBST([HAVE_TYPE_VOLATILE_SIG_ATOMIC_T])                                 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])
 ])  ])
Removed from v.1.1.1.1  
changed lines
  Added in v.1.1.1.3

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