From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 19 Feb 2011 07:23:29 +0000 (-0500)
Subject: add missing WIFCONTINUED macro and improve WIFSIGNALED
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=f3ef7a61245c5ace26ca13bccf14a28876ea7bfc;p=musl

add missing WIFCONTINUED macro and improve WIFSIGNALED
---

diff --git a/arch/i386/bits/wexitstatus.h b/arch/i386/bits/wexitstatus.h
index 34a80238..591d401a 100644
--- a/arch/i386/bits/wexitstatus.h
+++ b/arch/i386/bits/wexitstatus.h
@@ -5,5 +5,6 @@
 #define WCOREDUMP(s) ((s) & 0x80)
 #define WIFEXITED(s) (!WTERMSIG(s))
 #define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
-#define WIFSIGNALED(s) (!WIFSTOPPED(s) && !WIFEXITED(s))
+#define WIFSIGNALED(s) (((signed char) (((s) & 0x7f) + 1) >> 1) > 0)
+#define WIFCONTINUED(s) ((s) == 0xffff)
 #endif
diff --git a/arch/x86_64/bits/wexitstatus.h b/arch/x86_64/bits/wexitstatus.h
index 34a80238..591d401a 100644
--- a/arch/x86_64/bits/wexitstatus.h
+++ b/arch/x86_64/bits/wexitstatus.h
@@ -5,5 +5,6 @@
 #define WCOREDUMP(s) ((s) & 0x80)
 #define WIFEXITED(s) (!WTERMSIG(s))
 #define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
-#define WIFSIGNALED(s) (!WIFSTOPPED(s) && !WIFEXITED(s))
+#define WIFSIGNALED(s) (((signed char) (((s) & 0x7f) + 1) >> 1) > 0)
+#define WIFCONTINUED(s) ((s) == 0xffff)
 #endif