X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=libiberty%2Fargv.c;h=ca53f91493dbfc82797c4f2411c27c5b9a7fead6;hp=8476c8fda9e155b765e5262b1087c3bbb3a7cc05;hb=c12ded991ed38fc9d4aaaa3cce10695cbcfa6efb;hpb=be7a395b8a69ca5b53f4a96bdec4eed6c17a1c68

diff --git a/libiberty/argv.c b/libiberty/argv.c
index 8476c8fda9e..ca53f91493d 100644
--- a/libiberty/argv.c
+++ b/libiberty/argv.c
@@ -492,6 +492,29 @@ expandargv (int *argcp, char ***argvp)
     }
 }
 
+/*
+
+@deftypefn Extension int countargv (char **@var{argv})
+
+Return the number of elements in @var{argv}.
+Returns zero if @var{argv} is NULL.
+
+@end deftypefn
+
+*/
+
+int
+countargv (char **argv)
+{
+  int argc;
+
+  if (argv == NULL)
+    return 0;
+  for (argc = 0; argv[argc] != NULL; argc++)
+    continue;
+  return argc;
+}
+
 #ifdef MAIN
 
 /* Simple little test driver. */