ELF prelinking utility to speed up dynamic linking.

WWW: http://people.redhat.com/jakub/prelink/

PR:		ports/176283
Submitted by:	Damjan Jovanovic <damjan.jov@gmail.com>

1 files changed, 81 insertions, 0 deletions

diff --git a/sysutils/prelink/files/patch-src-canonicalize.c b/sysutils/prelink/files/patch-src-canonicalize.c
new file mode 100644
index 000000000000..38d40c3c32b2
--- /dev/null
+++ b/sysutils/prelink/files/patch-src-canonicalize.c
@@ -0,0 +1,81 @@
+diff -Nur src/canonicalize.c src/canonicalize.c
+--- src/canonicalize.c	2013-02-19 23:54:34.000000000 +0200
++++ src/canonicalize.c	2013-02-19 23:50:31.000000000 +0200
+@@ -73,7 +73,11 @@
+    The result is malloc'd.  */
+ 
+ static char *
++#if __LINUX__
+ canon_filename (const char *name, int nested, struct stat64 *stp)
++#else
++canon_filename (const char *name, int nested, struct stat *stp)
++#endif
+ {
+   char *rpath, *dest, *extra_buf = NULL;
+   const char *start, *end, *rpath_limit;
+@@ -145,7 +149,11 @@
+ 	      if (ep != NULL)
+ 		{
+ 		  char *dirname = (char *) (ep + 1);
++#if __LINUX__
+ 		  struct stat64 st;
++#else
++		  struct stat st;
++#endif
+ 
+ 		  ep->dirname = (const char *) dirname;
+ 		  ep->dirname_len = e.dirname_len;
+@@ -182,7 +190,7 @@
+ 		  rpath = new_rpath;
+ 		  rpath_limit = rpath + new_size;
+ 		}
+-	      dest = mempcpy (rpath, ep->canon_dirname, ep->canon_dirname_len);
++	      dest = memcpy (rpath, ep->canon_dirname, ep->canon_dirname_len) + ep->canon_dirname_len;
+ 	      *dest = '\0';
+ 	      name = end + 1;
+ 	    }
+@@ -238,10 +246,14 @@
+ 	      dest = rpath + dest_offset;
+ 	    }
+ 
+-	  dest = mempcpy (dest, start, end - start);
++	  dest = memcpy (dest, start, end - start) + (end-start);
+ 	  *dest = '\0';
+ 
++#if __LINUX__
+ 	  if (lstat64 (rpath, stp) < 0)
++#else
++	  if (lstat (rpath, stp) < 0)
++#endif
+ 	    goto error;
+ 
+ 	  stp_initialized = 1;
+@@ -294,7 +306,11 @@
+     --dest;
+   *dest = '\0';
+ 
++#if __LINUX__
+   if (!stp_initialized && lstat64 (rpath, stp) < 0)
++#else
++  if (!stp_initialized && lstat (rpath, stp) < 0)
++#endif
+     goto error;
+ 
+   if (dest + 1 - rpath <= (rpath_limit - rpath) / 2)
+@@ -312,8 +328,16 @@
+ }
+ 
+ char *
++#if __LINUX__
+ prelink_canonicalize (const char *name, struct stat64 *stp)
++#else
++prelink_canonicalize (const char *name, struct stat *stp)
++#endif
+ {
++#if __LINUX__
+   struct stat64 st;
++#else
++  struct stat st;
++#endif
+   return canon_filename (name, 0, stp ? stp : &st);
+ }