t4205: sort log output in a hash-independent way

diff --git a/builtin/ls-remote.c b/builtin/ls-remote.c
index 380c180270e263ed6701aa5a003ac999dfcfcec0..ca3f04a839e79ecf361df5a1997da05c5d59a62d 100644 (file)
--- a/builtin/ls-remote.c
+++ b/builtin/ls-remote.c
@@ -1,6 +1,7 @@
 #include "builtin.h"
 #include "cache.h"
 #include "transport.h"
+#include "ref-filter.h"
 #include "remote.h"
 #include "refs.h"
 
@@ -45,10 +46,13 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
        const char *uploadpack = NULL;
        const char **pattern = NULL;
        struct argv_array ref_prefixes = ARGV_ARRAY_INIT;
+       int i;
 
        struct remote *remote;
        struct transport *transport;
        const struct ref *ref;
+       struct ref_array ref_array;
+       static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting;
 
        struct option options[] = {
                OPT__QUIET(&quiet, N_("do not print remote URL")),
@@ -62,6 +66,8 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
                OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL),
                OPT_BOOL(0, "get-url", &get_url,
                         N_("take url.<base>.insteadOf into account")),
+               OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"),
+                            N_("field name to sort on"), &parse_opt_ref_sorting),
                OPT_SET_INT_F(0, "exit-code", &status,
                              N_("exit with exit code 2 if no matching refs are found"),
                              2, PARSE_OPT_NOCOMPLETE),
@@ -70,6 +76,8 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
                OPT_END()
        };
 
+       memset(&ref_array, 0, sizeof(ref_array));
+
        argc = parse_options(argc, argv, prefix, options, ls_remote_usage,
                             PARSE_OPT_STOP_AT_NON_OPTION);
        dest = argv[0];
@@ -101,6 +109,7 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
 
        if (get_url) {
                printf("%s\n", *remote->url);
+               UNLEAK(sorting);
                return 0;
        }
 
@@ -109,20 +118,35 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix)
                transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack);
 
        ref = transport_get_remote_refs(transport, &ref_prefixes);
-       if (transport_disconnect(transport))
+       if (transport_disconnect(transport)) {
+               UNLEAK(sorting);
                return 1;
+       }
 
        if (!dest && !quiet)
                fprintf(stderr, "From %s\n", *remote->url);
        for ( ; ref; ref = ref->next) {
+               struct ref_array_item *item;
                if (!check_ref_type(ref, flags))
                        continue;
                if (!tail_match(pattern, ref->name))
                        continue;
+               item = ref_array_push(&ref_array, ref->name, &ref->old_oid);
+               item->symref = xstrdup_or_null(ref->symref);
+       }
+
+       if (sorting)
+               ref_array_sort(sorting, &ref_array);
+
+       for (i = 0; i < ref_array.nr; i++) {
+               const struct ref_array_item *ref = ref_array.items[i];
                if (show_symref_target && ref->symref)
-                       printf("ref: %s\t%s\n", ref->symref, ref->name);
-               printf("%s\t%s\n", oid_to_hex(&ref->old_oid), ref->name);
+                       printf("ref: %s\t%s\n", ref->symref, ref->refname);
+               printf("%s\t%s\n", oid_to_hex(&ref->objectname), ref->refname);
                status = 0; /* we found something */
        }
+
+       UNLEAK(sorting);
+       UNLEAK(ref_array);
        return status;
 }