From: Peter Johnson <peter@tortall.net>
Date: Wed, 19 Sep 2001 09:06:54 +0000 (-0000)
Subject: Pull in GCC and ELF alternatives for RCSID() if available.
X-Git-Tag: v0.1.0~321
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1284d8d8af612d401a20df419e519588a9f4d8f3;p=yasm

Pull in GCC and ELF alternatives for RCSID() if available.
Idea from: sys/cdefs.h on FreeBSD.

svn path=/trunk/yasm/; revision=197
---

diff --git a/libyasm/util.h b/libyasm/util.h
index d5984ea0..0d56e213 100644
--- a/libyasm/util.h
+++ b/libyasm/util.h
@@ -61,7 +61,15 @@ int strncasecmp(const char *s1, const char *s2, size_t n);
 #ifdef __RCSID
 # define RCSID(s)	__RCSID(s)
 #else
-# define RCSID(s)	static const char rcsid[] = s
+# ifdef __GNUC__
+#  ifdef __ELF__
+#   define RCSID(s)	__asm__(".ident\t\"" s "\"")
+#  else
+#   define RCSID(s)	static const char rcsid[] __unused = s
+#  endif
+# else
+#  define RCSID(s)	static const char rcsid[] = s
+# endif
 #endif
 
 #endif
diff --git a/src/util.h b/src/util.h
index d5984ea0..0d56e213 100644
--- a/src/util.h
+++ b/src/util.h
@@ -61,7 +61,15 @@ int strncasecmp(const char *s1, const char *s2, size_t n);
 #ifdef __RCSID
 # define RCSID(s)	__RCSID(s)
 #else
-# define RCSID(s)	static const char rcsid[] = s
+# ifdef __GNUC__
+#  ifdef __ELF__
+#   define RCSID(s)	__asm__(".ident\t\"" s "\"")
+#  else
+#   define RCSID(s)	static const char rcsid[] __unused = s
+#  endif
+# else
+#  define RCSID(s)	static const char rcsid[] = s
+# endif
 #endif
 
 #endif
diff --git a/util.h b/util.h
index d5984ea0..0d56e213 100644
--- a/util.h
+++ b/util.h
@@ -61,7 +61,15 @@ int strncasecmp(const char *s1, const char *s2, size_t n);
 #ifdef __RCSID
 # define RCSID(s)	__RCSID(s)
 #else
-# define RCSID(s)	static const char rcsid[] = s
+# ifdef __GNUC__
+#  ifdef __ELF__
+#   define RCSID(s)	__asm__(".ident\t\"" s "\"")
+#  else
+#   define RCSID(s)	static const char rcsid[] __unused = s
+#  endif
+# else
+#  define RCSID(s)	static const char rcsid[] = s
+# endif
 #endif
 
 #endif