Comments.

[pspp] / lib / signal.in.h

diff --git a/lib/signal.in.h b/lib/signal.in.h
index bcf793523a0a64d65e9ac96ffb0579144a449a57..01987a7aff15fbb70e0da6ee7370f533f8795f88 100644 (file)
--- a/lib/signal.in.h
+++ b/lib/signal.in.h
@@ -30,6 +30,12 @@
 
 #ifndef _@GUARD_PREFIX@_SIGNAL_H
 
+/* Define pid_t, uid_t.
+   Also, mingw defines sigset_t not in <signal.h>, but in <sys/types.h>.
+   On Solaris 10, <signal.h> includes <sys/types.h>, which eventually includes
+   us; so include <sys/types.h> now, before the second inclusion guard.  */
+#include <sys/types.h>
+
 /* The include_next requires a split double-inclusion guard.  */
 #@INCLUDE_NEXT@ @NEXT_SIGNAL_H@
 
@@ -42,10 +48,6 @@
 
 /* The definition of _GL_WARN_ON_USE is copied here.  */
 
-/* Define pid_t, uid_t.
-   Also, mingw defines sigset_t not in <signal.h>, but in <sys/types.h>.  */
-#include <sys/types.h>
-
 /* On AIX, sig_atomic_t already includes volatile.  C99 requires that
    'volatile sig_atomic_t' ignore the extra modifier, but C89 did not.
    Hence, redefine this to a non-volatile type as needed.  */
@@ -100,6 +102,20 @@ typedef void (*sighandler_t) (int);
 #endif
 
 
+#if @GNULIB_PTHREAD_SIGMASK@
+# if @REPLACE_PTHREAD_SIGMASK@
+#  undef pthread_sigmask
+#  define pthread_sigmask sigprocmask
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef pthread_sigmask
+# if HAVE_RAW_DECL_PTHREAD_SIGMASK
+_GL_WARN_ON_USE (pthread_sigmask, "pthread_sigmask is not portable - "
+                 "use gnulib module pthread_sigmask for portability");
+# endif
+#endif
+
+
 #if @GNULIB_SIGPROCMASK@
 # if !@HAVE_POSIX_SIGNALBLOCKING@