From: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Date: Mon, 31 Dec 2007 17:10:42 +0000 (+0000)
Subject: re PR driver/33772 (collect2 doesn't strip .sl version)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a14e9dc1a0bde12b6e40ff4f5bc13f484aaeb0b;p=thirdparty%2Fgcc.git

re PR driver/33772 (collect2 doesn't strip .sl version)

	PR driver/33772
	* collect2.c (SHLIB_SUFFIX): Define if not defined.
	(write_c_file_stat): Use SHLIB_SUFFIX.
	* som.h (SHLIB_SUFFIX): Define.
	* doc/tm.texi (SHLIB_SUFFIX): Document.

From-SVN: r131237
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0ac206a36823..8ae029b6c10e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2007-12-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR driver/33772
+	* collect2.c (SHLIB_SUFFIX): Define if not defined.
+	(write_c_file_stat): Use SHLIB_SUFFIX.
+	* som.h (SHLIB_SUFFIX): Define.
+	* doc/tm.texi (SHLIB_SUFFIX): Document.
+
 2007-12-20  Jakub Jelinek  <jakub@redhat.com>
 
 	PR bootstrap/34003
diff --git a/gcc/collect2.c b/gcc/collect2.c
index f4cc46aad504..b39e61eb961a 100644
--- a/gcc/collect2.c
+++ b/gcc/collect2.c
@@ -130,6 +130,10 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
 #define SCAN_LIBRARIES
 #endif
 
+#ifndef SHLIB_SUFFIX
+#define SHLIB_SUFFIX ".so"
+#endif
+
 #ifdef USE_COLLECT2
 int do_collecting = 1;
 #else
@@ -1791,9 +1795,9 @@ write_c_file_stat (FILE *stream, const char *name ATTRIBUTE_UNUSED)
 	}
       else
 	{
-	  if (strncmp (q, ".so", 3) == 0)
+	  if (strncmp (q, SHLIB_SUFFIX, strlen (SHLIB_SUFFIX)) == 0)
 	    {
-	      q += 3;
+	      q += strlen (SHLIB_SUFFIX);
 	      break;
 	    }
 	  else
diff --git a/gcc/config/pa/som.h b/gcc/config/pa/som.h
index e397b9dfd8ef..9754490d3d8c 100644
--- a/gcc/config/pa/som.h
+++ b/gcc/config/pa/som.h
@@ -360,3 +360,7 @@ do {						\
 /* We can't handle weak aliases, and therefore can't support pragma weak.
    Suppress the use of pragma weak in gthr-dce.h and gthr-posix.h.  */
 #define GTHREAD_USE_WEAK 0
+
+/* Shared library suffix.  Collect2 strips the version string after
+   this suffix when generating constructor/destructor names.  */ 
+#define SHLIB_SUFFIX ".sl"
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index 07c3ce1ff881..c5a3d240c644 100644
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -7314,6 +7314,14 @@ code must advance @var{ptr} to the beginning of the filename on that
 line.  Otherwise, it must set @var{ptr} to @code{NULL}.
 @end defmac
 
+@defmac SHLIB_SUFFIX
+Define this macro to a C string constant containing the default shared
+library extension of the target (e.g., @samp{".so"}).  @command{collect2}
+strips version information after this suffix when generating global
+constructor and destructor names.  This define is only needed on targets
+that use @command{collect2} to process constructors and destructors.
+@end defmac
+
 @node Instruction Output
 @subsection Output of Assembler Instructions