From: Rob Landley <rob@landley.net>
Date: Tue, 12 Feb 2008 23:36:13 +0000 (-0600)
Subject: Add toys.optc, an argv-style count for toys.optargs.
X-Git-Tag: 0.0.5~22
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=26bf9e642eba4ea00cdf736d7ac4cd6be095a6af;p=platform%2Fupstream%2Ftoybox.git

Add toys.optc, an argv-style count for toys.optargs.
---

diff --git a/lib/args.c b/lib/args.c
index 96e1e6d..2391daa 100644
--- a/lib/args.c
+++ b/lib/args.c
@@ -66,15 +66,13 @@ struct opts {
 	long *arg;
 };
 
-struct getoptflagstate
+static struct getoptflagstate
 {
 	int argc;
 	char *arg;
 	struct opts *opts, *this;
 	int noerror, nodash_now;
-};
-
-static struct getoptflagstate gof;
+} gof;
 
 static void gotflag(void)
 {
@@ -123,7 +121,7 @@ static void gotflag(void)
 
 void get_optflags(void)
 {
-	int stopearly = 0, optarg = 0, nodash = 0, minargs = 0, maxargs;
+	int stopearly = 0, nodash = 0, minargs = 0, maxargs;
 	struct longopts {
 		struct longopts *next;
 		struct opts *opt;
@@ -293,13 +291,13 @@ void get_optflags(void)
 		// Not a flag, save value in toys.optargs[]
 notflag:
 		if (stopearly) stopearly++;
-		toys.optargs[optarg++] = toys.argv[gof.argc];
+		toys.optargs[toys.optc++] = toys.argv[gof.argc];
 	}
 
 	// Sanity check
-	if (optarg<minargs)
+	if (toys.optc<minargs)
 		error_exit("Need %d argument%s", minargs, minargs ? "s" : "");
-	if (optarg>maxargs)
+	if (toys.optc>maxargs)
 		error_exit("Max %d argument%s", maxargs, maxargs ? "s" : "");
 	if (CFG_HELP) toys.exithelp = 0;
 }
diff --git a/toys.h b/toys.h
index 3c48fb8..f1f83c6 100644
--- a/toys.h
+++ b/toys.h
@@ -77,6 +77,7 @@ extern struct toy_context {
 	char **argv;             // Original command line arguments
 	unsigned optflags;       // Command line option flags from get_optflags()
 	char **optargs;          // Arguments left over from get_optflags()
+	int optc;                // Count of optargs
 	int exithelp;            // Should error_exit print a usage message first?  (Option parsing.)
 } toys;