Changeset 609 for branches/GNU/src/binutils/libiberty/strdup.c

Timestamp:

Aug 16, 2003, 6:59:22 PM (22 years ago)

Author:

bird

Message:

binutils v2.14 - offical sources.

File:

• branches/GNU/src/binutils/libiberty/strdup.c (modified) (1 diff, 1 prop)

branches/GNU/src/binutils/libiberty/strdup.c

@@ +1 @@
+/*
+
+@deftypefn Supplemental char* strdup (const char *@var{s})
+
+Returns a pointer to a copy of @var{s} in memory obtained from
+@code{malloc}, or @code{NULL} if insufficient memory was available.
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
+#include <stddef.h>
+#else
+#define size_t unsigned long
+#endif
+
+extern size_t   strlen PARAMS ((const char*));
+extern PTR      malloc PARAMS ((size_t));
+extern PTR      memcpy PARAMS ((PTR, const PTR, size_t));
+
 char *
 strdup(s)
      char *s;
 {
-    char *result = (char*)malloc(strlen(s) + 1);
-    if (result == (char*)0)
-        return (char*)0;
-    strcpy(result, s);
-    return result;
+  size_t len = strlen (s) + 1;
+  char *result = (char*) malloc (len);
+  if (result == (char*) 0)
+    return (char*) 0;
+  return (char*) memcpy (result, s, len);
 }