From d29628fad35c5c416fdba30864a63931deb204c1 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sat, 14 Aug 2010 19:58:45 +0000
Subject: reduce strlen calls

---
 src/main/extractor.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/main/extractor.c b/src/main/extractor.c
index fe379be..800fb22 100644
--- a/src/main/extractor.c
+++ b/src/main/extractor.c
@@ -1170,6 +1170,8 @@ process_requests (struct EXTRACTOR_PluginList *plugin,
 {
   char hfn[256];
   char tfn[256];
+  size_t hfn_len;
+  size_t tfn_len;
   char *fn;
   FILE *fin;
   void *ptr;
@@ -1228,17 +1230,19 @@ process_requests (struct EXTRACTOR_PluginList *plugin,
     }
   while (NULL != fgets (hfn, sizeof(hfn), fin))
     {
-      if (strlen (hfn) <= 1)
+      hfn_len = strlen (hfn);
+      if (hfn_len <= 1)
 	break;
       ptr = NULL;
-      hfn[strlen(hfn)-1] = '\0'; /* kill newline */
+      hfn[--hfn_len] = '\0'; /* kill newline */
       if (NULL == fgets (tfn, sizeof(tfn), fin))
 	break;
       if ('!' != tfn[0])
 	break;
-      tfn[strlen(tfn)-1] = '\0'; /* kill newline */
+      tfn_len = strlen (tfn);
+      tfn[--tfn_len] = '\0'; /* kill newline */
       if ( (want_tail) &&
-	   (strlen (tfn) > 1) )
+	   (tfn_len > 1) )
 	{
 	  fn = &tfn[1];
 	}
-- 
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