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Diffstat (limited to 'builtin-archive.c')
-rw-r--r--builtin-archive.c37
1 files changed, 35 insertions, 2 deletions
diff --git a/builtin-archive.c b/builtin-archive.c
index f9a4bea41e..446d6bff30 100644
--- a/builtin-archive.c
+++ b/builtin-archive.c
@@ -60,6 +60,17 @@ static int run_remote_archiver(int argc, const char **argv,
return !!rv;
}
+static const char *format_from_name(const char *filename)
+{
+ const char *ext = strrchr(filename, '.');
+ if (!ext)
+ return NULL;
+ ext++;
+ if (!strcasecmp(ext, "zip"))
+ return "zip";
+ return NULL;
+}
+
#define PARSE_OPT_KEEP_ALL ( PARSE_OPT_KEEP_DASHDASH | \
PARSE_OPT_KEEP_ARGV0 | \
PARSE_OPT_KEEP_UNKNOWN | \
@@ -70,21 +81,43 @@ int cmd_archive(int argc, const char **argv, const char *prefix)
const char *exec = "git-upload-archive";
const char *output = NULL;
const char *remote = NULL;
+ const char *format = NULL;
struct option local_opts[] = {
- OPT_STRING(0, "output", &output, "file",
+ OPT_STRING('o', "output", &output, "file",
"write the archive to this file"),
OPT_STRING(0, "remote", &remote, "repo",
"retrieve the archive from remote repository <repo>"),
OPT_STRING(0, "exec", &exec, "cmd",
"path to the remote git-upload-archive command"),
+ OPT_STRING(0, "format", &format, "fmt", "archive format"),
OPT_END()
};
+ char fmt_opt[32];
argc = parse_options(argc, argv, prefix, local_opts, NULL,
PARSE_OPT_KEEP_ALL);
- if (output)
+ if (output) {
create_output_file(output);
+ if (!format)
+ format = format_from_name(output);
+ }
+
+ if (format) {
+ sprintf(fmt_opt, "--format=%s", format);
+ /*
+ * We have enough room in argv[] to muck it in place,
+ * because either --format and/or --output must have
+ * been given on the original command line if we get
+ * to this point, and parse_options() must have eaten
+ * it, i.e. we can add back one element to the array.
+ * But argv[] may contain "--"; we should make it the
+ * first option.
+ */
+ memmove(argv + 2, argv + 1, sizeof(*argv) * argc);
+ argv[1] = fmt_opt;
+ argv[++argc] = NULL;
+ }
if (remote)
return run_remote_archiver(argc, argv, remote, exec);