verify_lock(): return 0/-1 rather than struct ref_lock *

diff --git a/connect.c b/connect.c
index dc31b795e735bdcb47f4c3c54f3236406578aaa0..c0144d859ae4275860df464f73a688c649d092fe 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -93,7 +93,7 @@ static void annotate_refs_with_symref_info(struct ref *ref)
                parse_one_symref_info(&symref, val, len);
                feature_list = val + 1;
        }
-       sort_string_list(&symref);
+       string_list_sort(&symref);
 
        for (; ref; ref = ref->next) {
                struct string_list_item *item;
@@ -157,8 +157,7 @@ struct ref **get_remote_heads(int in, char *src_buf, size_t src_len,
                        server_capabilities = xstrdup(name + name_len + 1);
                }
 
-               if (extra_have &&
-                   name_len == 5 && !memcmp(".have", name, 5)) {
+               if (extra_have && !strcmp(name, ".have")) {
                        sha1_array_append(extra_have, old_sha1);
                        continue;
                }
@@ -684,10 +683,20 @@ struct child_process *git_connect(int fd[2], const char *url,
                printf("Diag: path=%s\n", path ? path : "NULL");
                conn = NULL;
        } else if (protocol == PROTO_GIT) {
+               /*
+                * Set up virtual host information based on where we will
+                * connect, unless the user has overridden us in
+                * the environment.
+                */
+               char *target_host = getenv("GIT_OVERRIDE_VIRTUAL_HOST");
+               if (target_host)
+                       target_host = xstrdup(target_host);
+               else
+                       target_host = xstrdup(hostandport);
+
                /* These underlying connection commands die() if they
                 * cannot connect.
                 */
-               char *target_host = xstrdup(hostandport);
                if (git_use_proxy(hostandport))
                        conn = git_proxy_connect(fd, hostandport);
                else
@@ -714,13 +723,15 @@ struct child_process *git_connect(int fd[2], const char *url,
 
                conn->in = conn->out = -1;
                if (protocol == PROTO_SSH) {
-                       const char *ssh = getenv("GIT_SSH");
-                       int putty = ssh && strcasestr(ssh, "plink");
+                       const char *ssh;
+                       int putty, tortoiseplink = 0;
                        char *ssh_host = hostandport;
                        const char *port = NULL;
                        get_host_and_port(&ssh_host, &port);
+
                        if (!port)
                                port = get_port(ssh_host);
+
                        if (flags & CONNECT_DIAG_URL) {
                                printf("Diag: url=%s\n", url ? url : "NULL");
                                printf("Diag: protocol=%s\n", prot_name(protocol));
@@ -730,20 +741,42 @@ struct child_process *git_connect(int fd[2], const char *url,
 
                                free(hostandport);
                                free(path);
+                               free(conn);
                                return NULL;
+                       }
+
+                       ssh = getenv("GIT_SSH_COMMAND");
+                       if (ssh) {
+                               conn->use_shell = 1;
+                               putty = 0;
                        } else {
-                               if (!ssh) ssh = "ssh";
-
-                               argv_array_push(&conn->args, ssh);
-                               if (putty && !strcasestr(ssh, "tortoiseplink"))
-                                       argv_array_push(&conn->args, "-batch");
-                               if (port) {
-                                       /* P is for PuTTY, p is for OpenSSH */
-                                       argv_array_push(&conn->args, putty ? "-P" : "-p");
-                                       argv_array_push(&conn->args, port);
-                               }
-                               argv_array_push(&conn->args, ssh_host);
+                               const char *base;
+                               char *ssh_dup;
+
+                               ssh = getenv("GIT_SSH");
+                               if (!ssh)
+                                       ssh = "ssh";
+
+                               ssh_dup = xstrdup(ssh);
+                               base = basename(ssh_dup);
+
+                               tortoiseplink = !strcasecmp(base, "tortoiseplink") ||
+                                       !strcasecmp(base, "tortoiseplink.exe");
+                               putty = !strcasecmp(base, "plink") ||
+                                       !strcasecmp(base, "plink.exe") || tortoiseplink;
+
+                               free(ssh_dup);
+                       }
+
+                       argv_array_push(&conn->args, ssh);
+                       if (tortoiseplink)
+                               argv_array_push(&conn->args, "-batch");
+                       if (port) {
+                               /* P is for PuTTY, p is for OpenSSH */
+                               argv_array_push(&conn->args, putty ? "-P" : "-p");
+                               argv_array_push(&conn->args, port);
                        }
+                       argv_array_push(&conn->args, ssh_host);
                } else {
                        /* remove repo-local variables from the environment */
                        conn->env = local_repo_env;