Introduce a PARSE_OPT_NON_OPTION state, so parse_option_step()
callers can easily distinguish between non-options and other
reasons for option parsing termination (like "--").
Signed-off-by: Jonathan Nieder <jrnieder@xxxxxxxxx>
---
parse-options.c | 3 ++-
parse-options.h | 1 +
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/parse-options.c b/parse-options.c
index 4c58e7f..4b000e6 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -369,7 +369,7 @@ int parse_options_step(struct parse_opt_ctx_t *ctx,
if (parse_nodash_opt(ctx, arg, options) == 0)
continue;
if (ctx->flags & PARSE_OPT_STOP_AT_NON_OPTION)
- break;
+ return PARSE_OPT_NON_OPTION;
ctx->out[ctx->cpidx++] = ctx->argv[0];
continue;
}
@@ -451,6 +451,7 @@ int parse_options(int argc, const char **argv, const char *prefix,
switch (parse_options_step(&ctx, options, usagestr)) {
case PARSE_OPT_HELP:
exit(129);
+ case PARSE_OPT_NON_OPTION:
case PARSE_OPT_DONE:
break;
default: /* PARSE_OPT_UNKNOWN */
diff --git a/parse-options.h b/parse-options.h
index ab1bdf0..b897d6b 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -167,6 +167,7 @@ extern NORETURN void usage_msg_opt(const char *msg,
enum {
PARSE_OPT_HELP = -1,
PARSE_OPT_DONE,
+ PARSE_OPT_NON_OPTION,
PARSE_OPT_UNKNOWN
};
--
1.7.2.3
--
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