send-pack: use internal argv_array of struct child_process

Avoid a magic number of NULL placeholder values and a magic index by constructing the command line for pack-objects using the embedded argv_array of the child_process. The resulting code is shorter and easier to extend. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

René Scharfe committed Dec 22, 2017 at 09:14 UTC a923e05944271e2aa887721a1d2f24bb418eeca7
1 file changed +9 -19
send-pack.c
+9 -19
@@ -58,35 +58,25 @@ static int pack_objects(int fd, struct ref *refs, struct oid_array *extra, struc
58 * the revision parameters to it via its stdin and
59 * let its stdout go back to the other end.
60 */
61 - const char *argv[] = {
62 - "pack-objects",
63 - "--all-progress-implied",
64 - "--revs",
65 - "--stdout",
66 - NULL,
67 - NULL,
68 - NULL,
69 - NULL,
70 - NULL,
71 - NULL,
72 - };
61 struct child_process po = CHILD_PROCESS_INIT;
62 FILE *po_in;
63 int i;
64 int rc;
65
78 - i = 4;
66 + argv_array_push(&po.args, "pack-objects");
67 + argv_array_push(&po.args, "--all-progress-implied");
68 + argv_array_push(&po.args, "--revs");
69 + argv_array_push(&po.args, "--stdout");
70 if (args->use_thin_pack)
80 - argv[i++] = "--thin";
71 + argv_array_push(&po.args, "--thin");
72 if (args->use_ofs_delta)
82 - argv[i++] = "--delta-base-offset";
73 + argv_array_push(&po.args, "--delta-base-offset");
74 if (args->quiet || !args->progress)
84 - argv[i++] = "-q";
75 + argv_array_push(&po.args, "-q");
76 if (args->progress)
86 - argv[i++] = "--progress";
77 + argv_array_push(&po.args, "--progress");
78 if (is_repository_shallow())
88 - argv[i++] = "--shallow";
89 - po.argv = argv;
79 + argv_array_push(&po.args, "--shallow");
80 po.in = -1;
81 po.out = args->stateless_rpc ? -1 : fd;
82 po.git_cmd = 1;