[SCM] GNU Libtool branch, master, updated. v2.4.2-146-g7b945cf

[Peter Rosin]

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- Log -----------------------------------------------------------------
commit 7b945cfdaaad8a87a19fcf837dd4bc04f399b1ab
Author: Peter Rosin <address@hidden>
Date:   Mon Jan 30 15:49:05 2012 +0100

    cwrapper: avoid surplus strlen calculations.
    
    * build-aux/ltmain.m4sh (func_emit_cwrapperexe_src:lt_update_exe_path):
    Avoid surplus strlen calculations.
    
    Signed-off-by: Peter Rosin <address@hidden>

-----------------------------------------------------------------------

Summary of changes:
 build-aux/ltmain.m4sh |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/build-aux/ltmain.m4sh b/build-aux/ltmain.m4sh
index 922e957..00d063c 100644
--- a/build-aux/ltmain.m4sh
+++ b/build-aux/ltmain.m4sh
@@ -4151,9 +4151,9 @@ lt_update_exe_path (const char *name, const char *value)
       char *new_value = lt_extend_str (getenv (name), value, 0);
       /* some systems can't cope with a ':'-terminated path #' */
       int len = strlen (new_value);
-      while (((len = strlen (new_value)) > 0) && IS_PATH_SEPARATOR 
(new_value[len-1]))
+      while ((len > 0) && IS_PATH_SEPARATOR (new_value[len-1]))
         {
-          new_value[len-1] = '\0';
+          new_value[--len] = '\0';
         }
       lt_setenv (name, new_value);
       XFREE (new_value);


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