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Date: Sun, 3 Jul 2011 19:07:57 +0300
Message-ID: <CAA2C=vCjj9hjXdq=fm3TB08hnGgof_VyCUe02DE=p+Y_Tz+Y2w@mail.gmail.com>
Subject: dxe3gen 1.0.1 patch
From: Ozkan Sezer <sezeroz AT gmail DOT com>
To: djgpp-workers AT delorie DOT com
Content-Type: text/plain; charset=ISO-8859-1
Reply-To: djgpp-workers AT delorie DOT com

Are there any plans to merge Daniel Borca's latest dxe3 stuff?
http://www.geocities.ws/dborca/djgpp/dxe3/dxe3.html ->
http://www.geocities.ws/dborca/djgpp/dxe3/dxe3_11s.zip -> fixed weak symbols

A diff of the changes to djgpp-cvs existing code follows.


--- djgpp-20110702/src/dxe/dxe3gen.c~	2003-11-04 19:41:46.000000000 +0200
+++ dxe3gen.c	2011-07-02 11:41:21.000000000 +0300
@@ -31,7 +31,7 @@
 #include "../../include/coff.h"
 #endif

-#define VERSION "1.0"
+#define VERSION "1.0.1"

 #define TEMP_BASE	"dxe_tmp"	/* 7 chars, 1 char suffix */
 #define TEMP_O_FILE	TEMP_BASE".o"
@@ -610,12 +610,20 @@ static int write_dxe (FILE *inf, FILE *o
            );
 #endif

-     if (sym[i].e_scnum == 0) {
+     /* do not process private symbols */
+     if (sym[i].e_sclass == C_STAT) {
+        /* usually, private symbols are discarded anyway.
+         * This is because we end up with neither relative,
+         * nor absolute relocs pointing to them.  However,
+         * C++ causes some trouble, apparently related to
+         * weak symbols.  They will have only one absolute
+         * reloc to themselves.
+         */
+     } else if (sym[i].e_scnum == 0) {
         short *count;
         long *rel_relocs, *abs_relocs;
         int n_abs_relocs = 0, n_rel_relocs = 0;

-        /* unresolved symbol */
         /* count the amount of relocations pointing to this symbol */
         for (j = 0; j < sc.s_nreloc; j++) {
             if (relocs[j].r_symndx == i) {
@@ -632,6 +640,7 @@ static int write_dxe (FILE *inf, FILE *o
            continue;
         }

+        /* unresolved symbol */
         dh.n_unres_syms++;

         if (!opt.unresolved) {




Regards.

--
O.S.