From c31e00b52d49632dd0f005269ab2b820c7fd2c34 Mon Sep 17 00:00:00 2001
From: Saint Xavier <wget@sxav.eu>
Date: Mon, 21 Jul 2008 19:34:22 +0200
Subject: [PATCH] Do not free/duplicate current/remote encoding string if they
 aren't changed

---
 src/iri.c | 30 ++++++++++++++++++++++++------
 1 file changed, 24 insertions(+), 6 deletions(-)

diff --git a/src/iri.c b/src/iri.c
index c28d4f51..d23615ae 100644
--- a/src/iri.c
+++ b/src/iri.c
@@ -337,18 +337,27 @@ void set_current_charset (char *charset)
 {
   /*printf("[ current = `%s'\n", charset);*/
   if (current)
-    xfree (current);
+    {
+      /* Do nothing if already equal */
+      if (!strcasecmp (current, charset))
+        return;
+      xfree (current);
+    }
 
   current = charset ? xstrdup (charset) : NULL;
 }
 
 void set_current_as_locale (void)
 {
+  /* sXXXav : assert opt.locale NULL ? */
   /*printf("[ current = locale = `%s'\n", opt.locale);*/
   if (current)
-    xfree (current);
+    {
+      if (!strcasecmp (current, opt.locale))
+        return;
+      xfree (current);
+    }
 
-  /* sXXXav : assert opt.locale NULL ? */
   current = xstrdup (opt.locale);
 }
 
@@ -357,8 +366,12 @@ set_remote_charset (char *charset)
 {
   /*printf("[ remote = `%s'\n", charset);*/
   if (remote)
-    xfree (remote);
-
+    {
+      /* Do nothing if already equal */
+      if (!strcasecmp (remote, charset))
+        return;
+      xfree (remote);
+    }
   remote = charset ? xstrdup (charset) : NULL;
 }
 
@@ -367,7 +380,12 @@ set_remote_as_current (void)
 {
   /*printf("[ remote = current = `%s'\n", current);*/
   if (remote)
-    xfree (remote);
+    {
+      /* Do nothing if already equal */
+      if (current && !strcasecmp (remote, current))
+        return;
+      xfree (remote);
+    }
 
   remote = current ? xstrdup (current) : NULL;
 }