Merge branch 'pt/xdg-config-path' into maint

diff --git a/transport-helper.c b/transport-helper.c
index 3d8fe7d801293a338f13dfd01ba352e84c658813..5d99a6bc2e7a10d40f6d8213e2f3cad254dbdb04 100644 (file)
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -5,7 +5,6 @@
 #include "commit.h"
 #include "diff.h"
 #include "revision.h"
-#include "quote.h"
 #include "remote.h"
 #include "string-list.h"
 #include "thread-utils.h"
@@ -98,6 +97,8 @@ static void do_take_over(struct transport *transport)
        free(data);
 }
 
+static void standard_options(struct transport *t);
+
 static struct child_process *get_helper(struct transport *transport)
 {
        struct helper_data *data = transport->data;
@@ -108,17 +109,12 @@ static struct child_process *get_helper(struct transport *transport)
        int refspec_alloc = 0;
        int duped;
        int code;
-       char git_dir_buf[sizeof(GIT_DIR_ENVIRONMENT) + PATH_MAX + 1];
-       const char *helper_env[] = {
-               git_dir_buf,
-               NULL
-       };
-
 
        if (data->helper)
                return data->helper;
 
-       helper = xcalloc(1, sizeof(*helper));
+       helper = xmalloc(sizeof(*helper));
+       child_process_init(helper);
        helper->in = -1;
        helper->out = -1;
        helper->err = 0;
@@ -128,8 +124,8 @@ static struct child_process *get_helper(struct transport *transport)
        helper->git_cmd = 0;
        helper->silent_exec_failure = 1;
 
-       snprintf(git_dir_buf, sizeof(git_dir_buf), "%s=%s", GIT_DIR_ENVIRONMENT, get_git_dir());
-       helper->env = helper_env;
+       argv_array_pushf(&helper->env_array, "%s=%s", GIT_DIR_ENVIRONMENT,
+                        get_git_dir());
 
        code = start_command(helper);
        if (code < 0 && errno == ENOENT)
@@ -217,6 +213,7 @@ static struct child_process *get_helper(struct transport *transport)
        strbuf_release(&buf);
        if (debug)
                fprintf(stderr, "Debug: Capabilities complete.\n");
+       standard_options(transport);
        return data->helper;
 }
 
@@ -259,7 +256,8 @@ static const char *unsupported_options[] = {
 static const char *boolean_options[] = {
        TRANS_OPT_THIN,
        TRANS_OPT_KEEP,
-       TRANS_OPT_FOLLOWTAGS
+       TRANS_OPT_FOLLOWTAGS,
+       TRANS_OPT_PUSH_CERT
        };
 
 static int set_helper_option(struct transport *transport,
@@ -343,24 +341,14 @@ static int fetch_with_fetch(struct transport *transport,
        int i;
        struct strbuf buf = STRBUF_INIT;
 
-       standard_options(transport);
-       if (data->check_connectivity &&
-           data->transport_options.check_self_contained_and_connected)
-               set_helper_option(transport, "check-connectivity", "true");
-
-       if (transport->cloning)
-               set_helper_option(transport, "cloning", "true");
-
-       if (data->transport_options.update_shallow)
-               set_helper_option(transport, "update-shallow", "true");
-
        for (i = 0; i < nr_heads; i++) {
                const struct ref *posn = to_fetch[i];
                if (posn->status & REF_STATUS_UPTODATE)
                        continue;
 
                strbuf_addf(&buf, "fetch %s %s\n",
-                           sha1_to_hex(posn->old_sha1), posn->name);
+                           sha1_to_hex(posn->old_sha1),
+                           posn->symref ? posn->symref : posn->name);
        }
 
        strbuf_addch(&buf, '\n');
@@ -395,7 +383,7 @@ static int get_importer(struct transport *transport, struct child_process *fasti
        struct child_process *helper = get_helper(transport);
        struct helper_data *data = transport->data;
        int cat_blob_fd, code;
-       memset(fastimport, 0, sizeof(*fastimport));
+       child_process_init(fastimport);
        fastimport->in = helper->out;
        argv_array_push(&fastimport->args, "fast-import");
        argv_array_push(&fastimport->args, debug ? "--stats" : "--quiet");
@@ -418,7 +406,7 @@ static int get_exporter(struct transport *transport,
        struct child_process *helper = get_helper(transport);
        int i;
 
-       memset(fastexport, 0, sizeof(*fastexport));
+       child_process_init(fastexport);
 
        /* we need to duplicate helper->in because we want to use it after
         * fastexport is done with it. */
@@ -458,7 +446,8 @@ static int fetch_with_import(struct transport *transport,
                if (posn->status & REF_STATUS_UPTODATE)
                        continue;
 
-               strbuf_addf(&buf, "import %s\n", posn->name);
+               strbuf_addf(&buf, "import %s\n",
+                           posn->symref ? posn->symref : posn->name);
                sendline(data, &buf);
                strbuf_reset(&buf);
        }
@@ -491,14 +480,15 @@ static int fetch_with_import(struct transport *transport,
         * fast-forward or this is a forced update.
         */
        for (i = 0; i < nr_heads; i++) {
-               char *private;
+               char *private, *name;
                posn = to_fetch[i];
                if (posn->status & REF_STATUS_UPTODATE)
                        continue;
+               name = posn->symref ? posn->symref : posn->name;
                if (data->refspecs)
-                       private = apply_refspecs(data->refspecs, data->refspec_nr, posn->name);
+                       private = apply_refspecs(data->refspecs, data->refspec_nr, name);
                else
-                       private = xstrdup(posn->name);
+                       private = xstrdup(name);
                if (private) {
                        read_ref(private, posn->old_sha1);
                        free(private);
@@ -624,6 +614,16 @@ static int fetch(struct transport *transport,
        if (!count)
                return 0;
 
+       if (data->check_connectivity &&
+           data->transport_options.check_self_contained_and_connected)
+               set_helper_option(transport, "check-connectivity", "true");
+
+       if (transport->cloning)
+               set_helper_option(transport, "cloning", "true");
+
+       if (data->transport_options.update_shallow)
+               set_helper_option(transport, "update-shallow", "true");
+
        if (data->fetch)
                return fetch_with_fetch(transport, nr_heads, to_fetch);
 
@@ -828,13 +828,15 @@ static int push_refs_with_push(struct transport *transport,
                return 0;
        }
 
-       standard_options(transport);
        for_each_string_list_item(cas_option, &cas_options)
                set_helper_option(transport, "cas", cas_option->string);
 
        if (flags & TRANSPORT_PUSH_DRY_RUN) {
                if (set_helper_option(transport, "dry-run", "true") != 0)
                        die("helper %s does not support dry-run", data->name);
+       } else if (flags & TRANSPORT_PUSH_CERT) {
+               if (set_helper_option(transport, TRANS_OPT_PUSH_CERT, "true") != 0)
+                       die("helper %s does not support --signed", data->name);
        }
 
        strbuf_addch(&buf, '\n');
@@ -859,6 +861,9 @@ static int push_refs_with_export(struct transport *transport,
        if (flags & TRANSPORT_PUSH_DRY_RUN) {
                if (set_helper_option(transport, "dry-run", "true") != 0)
                        die("helper %s does not support dry-run", data->name);
+       } else if (flags & TRANSPORT_PUSH_CERT) {
+               if (set_helper_option(transport, TRANS_OPT_PUSH_CERT, "true") != 0)
+                       die("helper %s does not support --signed", data->name);
        }
 
        if (flags & TRANSPORT_PUSH_FORCE) {
@@ -889,7 +894,10 @@ static int push_refs_with_export(struct transport *transport,
                                        int flag;
 
                                        /* Follow symbolic refs (mainly for HEAD). */
-                                       name = resolve_ref_unsafe(ref->peer_ref->name, sha1, 1, &flag);
+                                       name = resolve_ref_unsafe(
+                                                ref->peer_ref->name,
+                                                RESOLVE_REF_READING,
+                                                sha1, &flag);
                                        if (!name || !(flag & REF_ISSYMREF))
                                                name = ref->peer_ref->name;