From: Richard M. Stallman <rms@gnu.org>
Date: Mon, 7 Jul 1997 19:05:34 +0000 (+0000)
Subject: [sigmask] (SIGEMPTYMASK): Define to use sigmask.
X-Git-Tag: emacs-20.1~1278
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=9f910b506e60b16c5ad8ba606f1004a7bac18f2a;p=emacs.git

[sigmask] (SIGEMPTYMASK): Define to use sigmask.
---

diff --git a/src/syssignal.h b/src/syssignal.h
index 2645d9a82c9..23a15c6c1d2 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -51,7 +51,14 @@ extern sigset_t sys_sigmask ();
 
 #ifndef sigpause
 #define sigpause(SIG)    sys_sigpause (SIG)
+#else
+/* If sigpause is predefined, with POSIX_SIGNALS,
+   let's assume it needs this kind of argument.
+   This is true for Glibc 2.1.  */
+#undef SIGEMPTYMASK
+#define SIGEMPTYMASK sigmask (0)
 #endif
+
 #define sigblock(SIG)    sys_sigblock (SIG)
 #define sigunblock(SIG)  sys_sigunblock (SIG)
 #ifndef sigsetmask