connect: Add the envvar GIT_SSH_VARIANT and ssh.variant config

diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c
index 758b5acd55aadcb43b6d11b02f0555a214b35744..cfe9e447c27469407ab439bacb540a4d0b68d4b4 100644 (file)
--- a/builtin/fetch-pack.c
+++ b/builtin/fetch-pack.c
@@ -3,30 +3,41 @@
 #include "fetch-pack.h"
 #include "remote.h"
 #include "connect.h"
+#include "sha1-array.h"
 
 static const char fetch_pack_usage[] =
-"git fetch-pack [--all] [--stdin] [--quiet|-q] [--keep|-k] [--thin] "
+"git fetch-pack [--all] [--stdin] [--quiet | -q] [--keep | -k] [--thin] "
 "[--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] "
 "[--no-progress] [--diag-url] [-v] [<host>:]<directory> [<refs>...]";
 
-static void add_sought_entry_mem(struct ref ***sought, int *nr, int *alloc,
-                                const char *name, int namelen)
+static void add_sought_entry(struct ref ***sought, int *nr, int *alloc,
+                            const char *name)
 {
-       struct ref *ref = xcalloc(1, sizeof(*ref) + namelen + 1);
+       struct ref *ref;
+       struct object_id oid;
+
+       if (!get_oid_hex(name, &oid)) {
+               if (name[GIT_SHA1_HEXSZ] == ' ') {
+                       /* <sha1> <ref>, find refname */
+                       name += GIT_SHA1_HEXSZ + 1;
+               } else if (name[GIT_SHA1_HEXSZ] == '\0') {
+                       ; /* <sha1>, leave sha1 as name */
+               } else {
+                       /* <ref>, clear cruft from oid */
+                       oidclr(&oid);
+               }
+       } else {
+               /* <ref>, clear cruft from get_oid_hex */
+               oidclr(&oid);
+       }
 
-       memcpy(ref->name, name, namelen);
-       ref->name[namelen] = '\0';
+       ref = alloc_ref(name);
+       oidcpy(&ref->old_oid, &oid);
        (*nr)++;
        ALLOC_GROW(*sought, *nr, *alloc);
        (*sought)[*nr - 1] = ref;
 }
 
-static void add_sought_entry(struct ref ***sought, int *nr, int *alloc,
-                            const char *string)
-{
-       add_sought_entry_mem(sought, nr, alloc, string, strlen(string));
-}
-
 int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
 {
        int i, ret;
@@ -39,6 +50,8 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
        char **pack_lockfile_ptr = NULL;
        struct child_process *conn;
        struct fetch_pack_args args;
+       struct sha1_array shallow = SHA1_ARRAY_INIT;
+       struct string_list deepen_not = STRING_LIST_INIT_DUP;
 
        packet_trace_identity("fetch-pack");
 
@@ -48,12 +61,12 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
        for (i = 1; i < argc && *argv[i] == '-'; i++) {
                const char *arg = argv[i];
 
-               if (!prefixcmp(arg, "--upload-pack=")) {
-                       args.uploadpack = arg + 14;
+               if (skip_prefix(arg, "--upload-pack=", &arg)) {
+                       args.uploadpack = arg;
                        continue;
                }
-               if (!prefixcmp(arg, "--exec=")) {
-                       args.uploadpack = arg + 7;
+               if (skip_prefix(arg, "--exec=", &arg)) {
+                       args.uploadpack = arg;
                        continue;
                }
                if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
@@ -89,8 +102,20 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
                        args.verbose = 1;
                        continue;
                }
-               if (!prefixcmp(arg, "--depth=")) {
-                       args.depth = strtol(arg + 8, NULL, 0);
+               if (skip_prefix(arg, "--depth=", &arg)) {
+                       args.depth = strtol(arg, NULL, 0);
+                       continue;
+               }
+               if (skip_prefix(arg, "--shallow-since=", &arg)) {
+                       args.deepen_since = xstrdup(arg);
+                       continue;
+               }
+               if (skip_prefix(arg, "--shallow-exclude=", &arg)) {
+                       string_list_append(&deepen_not, arg);
+                       continue;
+               }
+               if (!strcmp(arg, "--deepen-relative")) {
+                       args.deepen_relative = 1;
                        continue;
                }
                if (!strcmp("--no-progress", arg)) {
@@ -110,8 +135,18 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
                        args.check_self_contained_and_connected = 1;
                        continue;
                }
+               if (!strcmp("--cloning", arg)) {
+                       args.cloning = 1;
+                       continue;
+               }
+               if (!strcmp("--update-shallow", arg)) {
+                       args.update_shallow = 1;
+                       continue;
+               }
                usage(fetch_pack_usage);
        }
+       if (deepen_not.nr)
+               args.deepen_not = &deepen_not;
 
        if (i < argc)
                dest = argv[i++];
@@ -139,7 +174,7 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
                else {
                        /* read from stdin one ref per line, until EOF */
                        struct strbuf line = STRBUF_INIT;
-                       while (strbuf_getline(&line, stdin, '\n') != EOF)
+                       while (strbuf_getline_lf(&line, stdin) != EOF)
                                add_sought_entry(&sought, &nr_sought, &alloc_sought, line.buf);
                        strbuf_release(&line);
                }
@@ -158,10 +193,10 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
                if (!conn)
                        return args.diag_url ? 0 : 1;
        }
-       get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL);
+       get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL, &shallow);
 
-       ref = fetch_pack(&args, fd, conn, ref, dest,
-                        sought, nr_sought, pack_lockfile_ptr);
+       ref = fetch_pack(&args, fd, conn, ref, dest, sought, nr_sought,
+                        &shallow, pack_lockfile_ptr);
        if (pack_lockfile) {
                printf("lock %s\n", pack_lockfile);
                fflush(stdout);
@@ -193,7 +228,7 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
 
        while (ref) {
                printf("%s %s\n",
-                      sha1_to_hex(ref->old_sha1), ref->name);
+                      oid_to_hex(&ref->old_oid), ref->name);
                ref = ref->next;
        }