tag: libify parse_opt_points_at()

[thirdparty/git.git] / parse-options-cb.c

diff --git a/parse-options-cb.c b/parse-options-cb.c
index be8c413cfebb414bcbb7815cf4fe42bc31444d65..de75411086c8613e35471e7b17ba9b7edbec0db4 100644 (file)
--- a/parse-options-cb.c
+++ b/parse-options-cb.c
@@ -4,6 +4,7 @@
 #include "commit.h"
 #include "color.h"
 #include "string-list.h"
+#include "sha1-array.h"
 
 /*----- some often used options -----*/
 
@@ -92,6 +93,22 @@ int parse_opt_with_commit(const struct option *opt, const char *arg, int unset)
        return 0;
 }
 
+int parse_opt_object_name(const struct option *opt, const char *arg, int unset)
+{
+       unsigned char sha1[20];
+
+       if (unset) {
+               sha1_array_clear(opt->value);
+               return 0;
+       }
+       if (!arg)
+               return -1;
+       if (get_sha1(arg, sha1))
+               return error(_("malformed object name '%s'"), arg);
+       sha1_array_append(opt->value, sha1);
+       return 0;
+}
+
 int parse_opt_tertiary(const struct option *opt, const char *arg, int unset)
 {
        int *target = opt->value;