From: Michael D. Lowis <mike.lowis@gentex.com>
Date: Mon, 3 Nov 2014 21:40:47 +0000 (-0500)
Subject: Added interface function for grabbing the program name from the command line options
X-Git-Url: https://git.mdlowis.com/?a=commitdiff_plain;h=ab5becaf6e61ddbc8efacd3cd53bd4121bd559c0;p=projs%2Fopts.git

Added interface function for grabbing the program name from the command line options
---

diff --git a/source/opts.c b/source/opts.c
index f4e77d0..ad13f27 100755
--- a/source/opts.c
+++ b/source/opts.c
@@ -25,6 +25,7 @@ typedef struct {
     opts_cfg_t* options;
 } StreamContext_T;
 
+static const char* Program_Name = NULL;
 static entry_t* Options   = NULL;
 static entry_t* Arguments = NULL;
 
@@ -49,11 +50,14 @@ void opts_parse( opts_cfg_t* opts, int argc, char** argv ) {
     StreamContext_T ctx;
     ctx.line_idx  = 0;
     ctx.col_idx   = -1;
-    ctx.arg_count = argc;
-    ctx.arg_vect  = argv;
+    ctx.arg_count = argc-1;
+    ctx.arg_vect  = &argv[1];
     ctx.options   = opts;
     (void)opts_next_char( &ctx ); /* Loads up the first char */
 
+    /* Record the program name */
+    Program_Name = argv[0];
+
     /* Until we run out of characters */
     while (ctx.current != EOF) {
         opts_consume_ws( &ctx );
@@ -307,6 +311,10 @@ const char** opts_arguments(void) {
     return ret;
 }
 
+const char* opts_prog_name(void) {
+    return Program_Name;
+}
+
 /*****************************************************************************/
 
 static int opts_calc_padding(opts_cfg_t* opts) {
diff --git a/source/opts.h b/source/opts.h
index 1fdeb6a..e686b62 100755
--- a/source/opts.h
+++ b/source/opts.h
@@ -29,6 +29,8 @@ const char** opts_select(const char* name, const char* tag);
 
 const char** opts_arguments(void);
 
+const char* opts_prog_name(void);
+
 void opts_print_help(FILE* ofile, opts_cfg_t* opts);
 
 #ifdef __cplusplus