Eric Blake wrote:
> The mingw <sys/types.h> system header contains this snippet:
>
> #ifndef _SIGSET_T_
> #define _SIGSET_T_
> typedef int _sigset_t;
>
> #ifndef _NO_OLDNAMES
> typedef _sigset_t sigset_t;
> #endif
> #endif /* Not _SIGSET_T_ */
>
> It looks like you need to add a configure-time test whether sigset_t is
> available, before redeclaring it to unsigned int yourself.
Yes. I added this.
2006-10-16 Bruno Haible <[EMAIL PROTECTED]>
* m4/signalblocking.m4 (gl_PREREQ_SIGPROCMASK): Also test for sigset_t.
* lib/sigprocmask.h: Include <sys/types.h>.
(sigset_t): Use the system's definition if present.
diff -r -c3 --exclude=CVS gnulib-20061012/lib/sigprocmask.h
gnulib-20061012-modified/lib/sigprocmask.h
*** gnulib-20061012/lib/sigprocmask.h 2006-10-13 03:53:03.000000000 +0200
--- gnulib-20061012-modified/lib/sigprocmask.h 2006-10-17 01:32:14.000000000
+0200
***************
*** 20,25 ****
--- 20,28 ----
#if ! HAVE_POSIX_SIGNALBLOCKING
+ /* Mingw defines sigset_t not in <signal.h>, but in <sys/types.h>. */
+ # include <sys/types.h>
+
# include "verify.h"
/* Maximum signal number + 1. */
***************
*** 31,37 ****
--- 34,42 ----
verify (NSIG <= 32);
/* A set or mask of signals. */
+ # if !HAVE_SIGSET_T
typedef unsigned int sigset_t;
+ # endif
/* Test whether a given signal is contained in a signal set. */
extern int sigismember (const sigset_t *set, int sig);
diff -r -c3 --exclude=CVS gnulib-20061012/m4/signalblocking.m4
gnulib-20061012-modified/m4/signalblocking.m4
*** gnulib-20061012/m4/signalblocking.m4 2006-10-14 13:33:04.000000000
+0200
--- gnulib-20061012-modified/m4/signalblocking.m4 2006-10-17
01:31:27.000000000 +0200
***************
*** 1,4 ****
! # signalblocking.m4 serial 2 (gettext-0.15.1)
dnl Copyright (C) 2001-2002, 2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
--- 1,4 ----
! # signalblocking.m4 serial 3 (gettext-0.15.1)
dnl Copyright (C) 2001-2002, 2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
***************
*** 25,31 ****
fi
])
! # Prerequisites of lib/sigprocmask.c.
AC_DEFUN([gl_PREREQ_SIGPROCMASK], [
AC_CHECK_FUNCS_ONCE(raise)
])
--- 25,40 ----
fi
])
! # Prerequisites of lib/sigprocmask.h and lib/sigprocmask.c.
AC_DEFUN([gl_PREREQ_SIGPROCMASK], [
+ 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
+ AC_DEFUN([HAVE_SIGSET_T],
+ [Define to 1 if you lack the sigprocmask function but have the sigset_t
type.])
+ fi
AC_CHECK_FUNCS_ONCE(raise)
])
