parse-opts: prepare for OPT_FILENAME

diff --git a/parse-options.c b/parse-options.c
index 1d25b94c72b3fc52eabbdc31a61e43e404ddb303..be1800d7b48bf07bd3b01395f6ea6fed40bddb37 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -285,12 +285,14 @@ static void check_typos(const char *arg, const struct option *options)
 }
 
 void parse_options_start(struct parse_opt_ctx_t *ctx,
-                        int argc, const char **argv, int flags)
+                        int argc, const char **argv, const char *prefix,
+                        int flags)
 {
        memset(ctx, 0, sizeof(*ctx));
        ctx->argc = argc - 1;
        ctx->argv = argv + 1;
        ctx->out  = argv;
+       ctx->prefix = prefix;
        ctx->cpidx = ((flags & PARSE_OPT_KEEP_ARGV0) != 0);
        ctx->flags = flags;
        if ((flags & PARSE_OPT_KEEP_UNKNOWN) &&
@@ -389,12 +391,13 @@ int parse_options_end(struct parse_opt_ctx_t *ctx)
        return ctx->cpidx + ctx->argc;
 }
 
-int parse_options(int argc, const char **argv, const struct option *options,
-                 const char * const usagestr[], int flags)
+int parse_options(int argc, const char **argv, const char *prefix,
+                 const struct option *options, const char * const usagestr[],
+                 int flags)
 {
        struct parse_opt_ctx_t ctx;
 
-       parse_options_start(&ctx, argc, argv, flags);
+       parse_options_start(&ctx, argc, argv, prefix, flags);
        switch (parse_options_step(&ctx, options, usagestr)) {
        case PARSE_OPT_HELP:
                exit(129);