b43-asm: Change the filenames of the binaries.

[b43-tools.git] / assembler / args.c

diff --git a/assembler/args.c b/assembler/args.c
index cf49460619c73537c9869b7793850d94795e1836..a6736543be537260748be9834ede60147ef49bd5 100644 (file)
--- a/assembler/args.c
+++ b/assembler/args.c
@@ -24,6 +24,9 @@
 
 int _debug;
 bool arg_print_sizes;
+const char *initvals_fn_extension = ".initvals";
+const char *real_infile_name;
+
 
 #define ARG_MATCH              0
 #define ARG_NOMATCH            1
@@ -32,7 +35,7 @@ bool arg_print_sizes;
 static int do_cmp_arg(char **argv, int *pos,
                      const char *template,
                      int allow_merged,
-                     char **param)
+                     const char **param)
 {
        char *arg;
        char *next_arg;
@@ -76,7 +79,7 @@ static int do_cmp_arg(char **argv, int *pos,
 static int cmp_arg(char **argv, int *pos,
                   const char *long_template,
                   const char *short_template,
-                  char **param)
+                  const char **param)
 {
        int err;
 
@@ -93,11 +96,12 @@ static int cmp_arg(char **argv, int *pos,
 
 static void usage(int argc, char **argv)
 {
-       fprintf(stderr, "Usage: %s INPUT_FILE OUTPUT_FILE [OPTIONS]\n", argv[0]);
-       fprintf(stderr, "  -h|--help           Print this help\n");
-       fprintf(stderr, "  -d|--debug          Print verbose debugging info\n");
-       fprintf(stderr, "                      Repeat for more verbose debugging\n");
-       fprintf(stderr, "  -s|--psize          Print the size of the code after assembling\n");
+       printf("Usage: %s INPUT_FILE OUTPUT_FILE [OPTIONS]\n", argv[0]);
+       printf("  -h|--help           Print this help\n");
+       printf("  -d|--debug          Print verbose debugging info\n");
+       printf("                      Repeat for more verbose debugging\n");
+       printf("  -s|--psize          Print the size of the code after assembling\n");
+       printf("  -e|--ivalext EXT    Filename extension for the initvals\n");
 }
 
 int parse_args(int argc, char **argv)
@@ -118,11 +122,22 @@ int parse_args(int argc, char **argv)
                        _debug++;
                } else if ((res = cmp_arg(argv, &i, "--psize", "-s", 0)) == ARG_MATCH) {
                        arg_print_sizes = 1;
+               } else if ((res = cmp_arg(argv, &i, "--ivalext", "-e", &initvals_fn_extension)) == ARG_MATCH) {
+                       /* initvals_fn_extension is set to the extension. */
+               } else if ((res = cmp_arg(argv, &i, "--__real_infile", 0, &real_infile_name)) == ARG_MATCH) {
+                       /* real_infile_name is set. */
                } else {
                        fprintf(stderr, "Unrecognized argument: %s\n", argv[i]);
                        goto out_usage;
                }
        }
+       if (!real_infile_name)
+               real_infile_name = infile_name;
+       if (strcmp(real_infile_name, outfile_name) == 0) {
+               fprintf(stderr, "Error: INPUT and OUTPUT filename must not be the same\n");
+               goto out_usage;
+       }
+
        return 0;
 out_usage:
        usage(argc, argv);