Merge branch 'jt/non-blob-lazy-fetch'
[gitweb.git] / builtin / am.c
index 1151b5c73aec81dbfca36a799cd4049429c75973..3ee9a9d2a92aaa0e9716719640deaec7e260c811 100644 (file)
@@ -6,7 +6,7 @@
 #include "cache.h"
 #include "config.h"
 #include "builtin.h"
-#include "exec_cmd.h"
+#include "exec-cmd.h"
 #include "parse-options.h"
 #include "dir.h"
 #include "run-command.h"
@@ -32,6 +32,7 @@
 #include "apply.h"
 #include "string-list.h"
 #include "packfile.h"
+#include "repository.h"
 
 /**
  * Returns 1 if the file is empty or does not exist, 0 otherwise.
@@ -403,11 +404,11 @@ static void am_load(struct am_state *state)
        struct strbuf sb = STRBUF_INIT;
 
        if (read_state_file(&sb, state, "next", 1) < 0)
-               die("BUG: state file 'next' does not exist");
+               BUG("state file 'next' does not exist");
        state->cur = strtol(sb.buf, NULL, 10);
 
        if (read_state_file(&sb, state, "last", 1) < 0)
-               die("BUG: state file 'last' does not exist");
+               BUG("state file 'last' does not exist");
        state->last = strtol(sb.buf, NULL, 10);
 
        if (read_author_script(state) < 0)
@@ -986,7 +987,7 @@ static int split_mail(struct am_state *state, enum patch_format patch_format,
        case PATCH_FORMAT_MBOXRD:
                return split_mail_mbox(state, paths, keep_cr, 1);
        default:
-               die("BUG: invalid patch_format");
+               BUG("invalid patch_format");
        }
        return -1;
 }
@@ -1041,7 +1042,7 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
                str = "b";
                break;
        default:
-               die("BUG: invalid value for state->keep");
+               BUG("invalid value for state->keep");
        }
 
        write_state_text(state, "keep", str);
@@ -1058,7 +1059,7 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
                str = "t";
                break;
        default:
-               die("BUG: invalid value for state->scissors");
+               BUG("invalid value for state->scissors");
        }
        write_state_text(state, "scissors", str);
 
@@ -1216,7 +1217,7 @@ static int parse_mail(struct am_state *state, const char *mail)
                mi.keep_non_patch_brackets_in_subject = 1;
                break;
        default:
-               die("BUG: invalid value for state->keep");
+               BUG("invalid value for state->keep");
        }
 
        if (state->message_id)
@@ -1232,7 +1233,7 @@ static int parse_mail(struct am_state *state, const char *mail)
                mi.use_scissors = 1;
                break;
        default:
-               die("BUG: invalid value for state->scissors");
+               BUG("invalid value for state->scissors");
        }
 
        mi.input = xfopen(mail, "r");
@@ -1243,6 +1244,10 @@ static int parse_mail(struct am_state *state, const char *mail)
        fclose(mi.input);
        fclose(mi.output);
 
+       if (mi.format_flowed)
+               warning(_("Patch sent with format=flowed; "
+                         "space at the end of lines might be lost."));
+
        /* Extract message and author information */
        fp = xfopen(am_path(state, "info"), "r");
        while (!strbuf_getline_lf(&sb, fp)) {
@@ -1371,7 +1376,7 @@ static void write_commit_patch(const struct am_state *state, struct commit *comm
        FILE *fp;
 
        fp = xfopen(am_path(state, "patch"), "w");
-       init_revisions(&rev_info, NULL);
+       repo_init_revisions(the_repository, &rev_info, NULL);
        rev_info.diff = 1;
        rev_info.abbrev = 0;
        rev_info.disable_stdin = 1;
@@ -1400,12 +1405,13 @@ static void write_index_patch(const struct am_state *state)
        FILE *fp;
 
        if (!get_oid_tree("HEAD", &head))
-               tree = lookup_tree(&head);
+               tree = lookup_tree(the_repository, &head);
        else
-               tree = lookup_tree(the_hash_algo->empty_tree);
+               tree = lookup_tree(the_repository,
+                                  the_repository->hash_algo->empty_tree);
 
        fp = xfopen(am_path(state, "patch"), "w");
-       init_revisions(&rev_info, NULL);
+       repo_init_revisions(the_repository, &rev_info, NULL);
        rev_info.diff = 1;
        rev_info.disable_stdin = 1;
        rev_info.no_commit_id = 1;
@@ -1462,8 +1468,8 @@ static int run_apply(const struct am_state *state, const char *index_file)
        int force_apply = 0;
        int options = 0;
 
-       if (init_apply_state(&apply_state, NULL))
-               die("BUG: init_apply_state() failed");
+       if (init_apply_state(&apply_state, the_repository, NULL))
+               BUG("init_apply_state() failed");
 
        argv_array_push(&apply_opts, "apply");
        argv_array_pushv(&apply_opts, state->git_apply_opts.argv);
@@ -1489,7 +1495,7 @@ static int run_apply(const struct am_state *state, const char *index_file)
                apply_state.apply_verbosity = verbosity_silent;
 
        if (check_apply_state(&apply_state, force_apply))
-               die("BUG: check_apply_state() failed");
+               BUG("check_apply_state() failed");
 
        argv_array_push(&apply_paths, am_path(state, "patch"));
 
@@ -1542,7 +1548,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
        char *their_tree_name;
 
        if (get_oid("HEAD", &our_tree) < 0)
-               hashcpy(our_tree.hash, EMPTY_TREE_SHA1_BIN);
+               oidcpy(&our_tree, the_hash_algo->empty_tree);
 
        if (build_fake_ancestor(state, index_path))
                return error("could not build fake ancestor");
@@ -1550,7 +1556,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
        discard_cache();
        read_cache_from(index_path);
 
-       if (write_index_as_tree(orig_tree.hash, &the_index, index_path, 0, NULL))
+       if (write_index_as_tree(&orig_tree, &the_index, index_path, 0, NULL))
                return error(_("Repository lacks necessary blobs to fall back on 3-way merge."));
 
        say(state, stdout, _("Using index info to reconstruct a base tree..."));
@@ -1563,7 +1569,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
                struct rev_info rev_info;
                const char *diff_filter_str = "--diff-filter=AM";
 
-               init_revisions(&rev_info, NULL);
+               repo_init_revisions(the_repository, &rev_info, NULL);
                rev_info.diffopt.output_format = DIFF_FORMAT_NAME_STATUS;
                diff_opt_parse(&rev_info.diffopt, &diff_filter_str, 1, rev_info.prefix);
                add_pending_oid(&rev_info, "HEAD", &our_tree, 0);
@@ -1575,7 +1581,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
                return error(_("Did you hand edit your patch?\n"
                                "It does not apply to blobs recorded in its index."));
 
-       if (write_index_as_tree(their_tree.hash, &the_index, index_path, 0, NULL))
+       if (write_index_as_tree(&their_tree, &the_index, index_path, 0, NULL))
                return error("could not write tree");
 
        say(state, stdout, _("Falling back to patching base and 3-way merge..."));
@@ -1596,12 +1602,13 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
        o.branch1 = "HEAD";
        their_tree_name = xstrfmt("%.*s", linelen(state->msg), state->msg);
        o.branch2 = their_tree_name;
+       o.detect_directory_renames = 0;
 
        if (state->quiet)
                o.verbosity = 0;
 
        if (merge_recursive_generic(&o, &our_tree, &their_tree, 1, bases, &result)) {
-               rerere(state->allow_rerere_autoupdate);
+               repo_rerere(the_repository, state->allow_rerere_autoupdate);
                free(their_tree_name);
                return error(_("Failed to merge in the changes."));
        }
@@ -1626,12 +1633,13 @@ static void do_commit(const struct am_state *state)
        if (run_hook_le(NULL, "pre-applypatch", NULL))
                exit(1);
 
-       if (write_cache_as_tree(tree.hash, 0, NULL))
+       if (write_cache_as_tree(&tree, 0, NULL))
                die(_("git write-tree failed to write a tree"));
 
        if (!get_oid_commit("HEAD", &parent)) {
                old_oid = &parent;
-               commit_list_insert(lookup_commit(&parent), &parents);
+               commit_list_insert(lookup_commit(the_repository, &parent),
+                                  &parents);
        } else {
                old_oid = NULL;
                say(state, stderr, _("applying to an empty history"));
@@ -1763,7 +1771,7 @@ static void am_run(struct am_state *state, int resume)
 
        refresh_and_write_cache();
 
-       if (index_has_changes(&sb)) {
+       if (index_has_changes(&the_index, NULL, &sb)) {
                write_state_bool(state, "dirtyindex", 1);
                die(_("Dirty index: cannot apply patches (dirty: %s)"), sb.buf);
        }
@@ -1820,22 +1828,19 @@ static void am_run(struct am_state *state, int resume)
                         * Applying the patch to an earlier tree and merging
                         * the result may have produced the same tree as ours.
                         */
-                       if (!apply_status && !index_has_changes(NULL)) {
+                       if (!apply_status &&
+                           !index_has_changes(&the_index, NULL, NULL)) {
                                say(state, stdout, _("No changes -- Patch already applied."));
                                goto next;
                        }
                }
 
                if (apply_status) {
-                       int advice_amworkdir = 1;
-
                        printf_ln(_("Patch failed at %s %.*s"), msgnum(state),
                                linelen(state->msg), state->msg);
 
-                       git_config_get_bool("advice.amworkdir", &advice_amworkdir);
-
                        if (advice_amworkdir)
-                               printf_ln(_("Use 'git am --show-current-patch' to see the failed patch"));
+                               advise(_("Use 'git am --show-current-patch' to see the failed patch"));
 
                        die_user_resolve(state);
                }
@@ -1862,7 +1867,7 @@ static void am_run(struct am_state *state, int resume)
         */
        if (!state->rebasing) {
                am_destroy(state);
-               close_all_packs();
+               close_all_packs(the_repository->objects);
                run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
        }
 }
@@ -1878,7 +1883,7 @@ static void am_resolve(struct am_state *state)
 
        say(state, stdout, _("Applying: %.*s"), linelen(state->msg), state->msg);
 
-       if (!index_has_changes(NULL)) {
+       if (!index_has_changes(&the_index, NULL, NULL)) {
                printf_ln(_("No changes - did you forget to use 'git add'?\n"
                        "If there is nothing left to stage, chances are that something else\n"
                        "already introduced the same changes; you might want to skip this patch."));
@@ -1898,7 +1903,7 @@ static void am_resolve(struct am_state *state)
                        goto next;
        }
 
-       rerere(0);
+       repo_rerere(the_repository, 0);
 
        do_commit(state);
 
@@ -2004,7 +2009,7 @@ static int clean_index(const struct object_id *head, const struct object_id *rem
        if (fast_forward_to(head_tree, head_tree, 1))
                return -1;
 
-       if (write_cache_as_tree(index.hash, 0, NULL))
+       if (write_cache_as_tree(&index, 0, NULL))
                return -1;
 
        index_tree = parse_tree_indirect(&index);
@@ -2042,7 +2047,7 @@ static void am_skip(struct am_state *state)
        am_rerere_clear();
 
        if (get_oid("HEAD", &head))
-               hashcpy(head.hash, EMPTY_TREE_SHA1_BIN);
+               oidcpy(&head, the_hash_algo->empty_tree);
 
        if (clean_index(&head, &head))
                die(_("failed to clean index"));
@@ -2077,7 +2082,7 @@ static int safe_to_abort(const struct am_state *state)
        if (get_oid("HEAD", &head))
                oidclr(&head);
 
-       if (!oidcmp(&head, &abort_safety))
+       if (oideq(&head, &abort_safety))
                return 1;
 
        warning(_("You seem to have moved HEAD since the last 'am' failure.\n"
@@ -2105,11 +2110,11 @@ static void am_abort(struct am_state *state)
        curr_branch = resolve_refdup("HEAD", 0, &curr_head, NULL);
        has_curr_head = curr_branch && !is_null_oid(&curr_head);
        if (!has_curr_head)
-               hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN);
+               oidcpy(&curr_head, the_hash_algo->empty_tree);
 
        has_orig_head = !get_oid("ORIG_HEAD", &orig_head);
        if (!has_orig_head)
-               hashcpy(orig_head.hash, EMPTY_TREE_SHA1_BIN);
+               oidcpy(&orig_head, the_hash_algo->empty_tree);
 
        clean_index(&curr_head, &orig_head);
 
@@ -2231,12 +2236,12 @@ int cmd_am(int argc, const char **argv, const char *prefix)
                        N_("pass -b flag to git-mailinfo"), KEEP_NON_PATCH),
                OPT_BOOL('m', "message-id", &state.message_id,
                        N_("pass -m flag to git-mailinfo")),
-               { OPTION_SET_INT, 0, "keep-cr", &keep_cr, NULL,
-                 N_("pass --keep-cr flag to git-mailsplit for mbox format"),
-                 PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1},
-               { OPTION_SET_INT, 0, "no-keep-cr", &keep_cr, NULL,
-                 N_("do not pass --keep-cr flag to git-mailsplit independent of am.keepcr"),
-                 PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 0},
+               OPT_SET_INT_F(0, "keep-cr", &keep_cr,
+                       N_("pass --keep-cr flag to git-mailsplit for mbox format"),
+                       1, PARSE_OPT_NONEG),
+               OPT_SET_INT_F(0, "no-keep-cr", &keep_cr,
+                       N_("do not pass --keep-cr flag to git-mailsplit independent of am.keepcr"),
+                       0, PARSE_OPT_NONEG),
                OPT_BOOL('c', "scissors", &state.scissors,
                        N_("strip everything before a scissors line")),
                OPT_PASSTHRU_ARGV(0, "whitespace", &state.git_apply_opts, N_("action"),
@@ -2323,7 +2328,7 @@ int cmd_am(int argc, const char **argv, const char *prefix)
        /* Ensure a valid committer ident can be constructed */
        git_committer_info(IDENT_STRICT);
 
-       if (read_index_preload(&the_index, NULL) < 0)
+       if (read_index_preload(&the_index, NULL, 0) < 0)
                die(_("failed to read the index"));
 
        if (in_progress) {
@@ -2407,7 +2412,7 @@ int cmd_am(int argc, const char **argv, const char *prefix)
                ret = show_patch(&state);
                break;
        default:
-               die("BUG: invalid resume value");
+               BUG("invalid resume value");
        }
 
        am_state_release(&state);