X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=string.c;h=a6019e30cee2d71f0825e4eae2970b7209d9d74e;hp=8c97ccf75e22397fe3929e84340a05f00b43003c;hb=e65a59602ff5a5ff38ce59f40aa222aa06ce3bda;hpb=61250cf03241bf73662dac3753e44660a572fa2a;ds=sidebyside

diff --git a/string.c b/string.c
index 8c97ccf7..a6019e30 100644
--- a/string.c
+++ b/string.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2004-2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2004-2008 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -163,13 +163,13 @@ __must_check __malloc char *para_strcat(char *a, const char *b)
 }
 
 /**
- * paraslash's version of dirname()
+ * Paraslash's version of dirname().
  *
- * \param name pointer to the full path
+ * \param name Pointer to the full path.
  *
- * Compute the directory component of \p name
+ * Compute the directory component of \p name.
  *
- * \return If \p name is \þ NULL or the empty string, return \p NULL.
+ * \return If \p name is \p NULL or the empty string, return \p NULL.
  * Otherwise, Make a copy of \p name and return its directory component. Caller
  * is responsible to free the result.
  */
@@ -189,29 +189,27 @@ __must_check __malloc char *para_dirname(const char *name)
 }
 
 /**
- * paraslash's version of basename()
+ * Paraslash's version of basename().
  *
- * \param name Pointer to the full path
+ * \param name Pointer to the full path.
  *
- * Compute the filename component of \p name
+ * Compute the filename component of \a name.
  *
- * \return If \p name is \p NULL or the empty string, return \p NULL,
- * Otherwise, make a copy of \p name and return its filename component. Caller
- * is responsible to free the result.
+ * \return \p NULL if (a) \a name is the empty string of \p NULL, or (b) name
+ * ends with a slash.  Otherwise, a pointer within \a name is returned.  Caller
+ * must not free the result.
  */
-__must_check __malloc char *para_basename(const char *name)
+__must_check const char *para_basename(const char *name)
 {
-	char *p;
+	const char *ret;
 
 	if (!name || !*name)
 		return NULL;
-	p = strrchr(name, '/');
-	if (!p)
-		return para_strdup(name);
-	p++;
-	if (!*p)
-		return NULL;
-	return para_strdup(p);
+	ret = strrchr(name, '/');
+	if (!ret)
+		return name;
+	ret++;
+	return ret;
 }
 
 /**