#include "rerere.h"
#include "prompt.h"
#include "mailinfo.h"
+#include "apply.h"
+#include "string-list.h"
/**
* Returns 1 if the file is empty or does not exist, 0 otherwise.
size_t msg_len;
/* when --rebasing, records the original commit the patch came from */
- unsigned char orig_commit[GIT_SHA1_RAWSZ];
+ struct object_id orig_commit;
/* number of digits in patch filename */
int prec;
}
/**
- * Reads a KEY=VALUE shell variable assignment from `fp`, returning the VALUE
- * as a newly-allocated string. VALUE must be a quoted string, and the KEY must
- * match `key`. Returns NULL on failure.
- *
- * This is used by read_author_script() to read the GIT_AUTHOR_* variables from
- * the author-script.
+ * Take a series of KEY='VALUE' lines where VALUE part is
+ * sq-quoted, and append <KEY, VALUE> at the end of the string list
*/
-static char *read_shell_var(FILE *fp, const char *key)
+static int parse_key_value_squoted(char *buf, struct string_list *list)
{
- struct strbuf sb = STRBUF_INIT;
- const char *str;
-
- if (strbuf_getline_lf(&sb, fp))
- goto fail;
-
- if (!skip_prefix(sb.buf, key, &str))
- goto fail;
-
- if (!skip_prefix(str, "=", &str))
- goto fail;
-
- strbuf_remove(&sb, 0, str - sb.buf);
-
- str = sq_dequote(sb.buf);
- if (!str)
- goto fail;
-
- return strbuf_detach(&sb, NULL);
-
-fail:
- strbuf_release(&sb);
- return NULL;
+ while (*buf) {
+ struct string_list_item *item;
+ char *np;
+ char *cp = strchr(buf, '=');
+ if (!cp)
+ return -1;
+ np = strchrnul(cp, '\n');
+ *cp++ = '\0';
+ item = string_list_append(list, buf);
+
+ buf = np + (*np == '\n');
+ *np = '\0';
+ cp = sq_dequote(cp);
+ if (!cp)
+ return -1;
+ item->util = xstrdup(cp);
+ }
+ return 0;
}
/**
static int read_author_script(struct am_state *state)
{
const char *filename = am_path(state, "author-script");
- FILE *fp;
+ struct strbuf buf = STRBUF_INIT;
+ struct string_list kv = STRING_LIST_INIT_DUP;
+ int retval = -1; /* assume failure */
+ int fd;
assert(!state->author_name);
assert(!state->author_email);
assert(!state->author_date);
- fp = fopen(filename, "r");
- if (!fp) {
+ fd = open(filename, O_RDONLY);
+ if (fd < 0) {
if (errno == ENOENT)
return 0;
die_errno(_("could not open '%s' for reading"), filename);
}
+ strbuf_read(&buf, fd, 0);
+ close(fd);
+ if (parse_key_value_squoted(buf.buf, &kv))
+ goto finish;
- state->author_name = read_shell_var(fp, "GIT_AUTHOR_NAME");
- if (!state->author_name) {
- fclose(fp);
- return -1;
- }
-
- state->author_email = read_shell_var(fp, "GIT_AUTHOR_EMAIL");
- if (!state->author_email) {
- fclose(fp);
- return -1;
- }
-
- state->author_date = read_shell_var(fp, "GIT_AUTHOR_DATE");
- if (!state->author_date) {
- fclose(fp);
- return -1;
- }
-
- if (fgetc(fp) != EOF) {
- fclose(fp);
- return -1;
- }
-
- fclose(fp);
- return 0;
+ if (kv.nr != 3 ||
+ strcmp(kv.items[0].string, "GIT_AUTHOR_NAME") ||
+ strcmp(kv.items[1].string, "GIT_AUTHOR_EMAIL") ||
+ strcmp(kv.items[2].string, "GIT_AUTHOR_DATE"))
+ goto finish;
+ state->author_name = kv.items[0].util;
+ state->author_email = kv.items[1].util;
+ state->author_date = kv.items[2].util;
+ retval = 0;
+finish:
+ string_list_clear(&kv, !!retval);
+ strbuf_release(&buf);
+ return retval;
}
/**
read_commit_msg(state);
if (read_state_file(&sb, state, "original-commit", 1) < 0)
- hashclr(state->orig_commit);
- else if (get_sha1_hex(sb.buf, state->orig_commit) < 0)
+ oidclr(&state->orig_commit);
+ else if (get_oid_hex(sb.buf, &state->orig_commit) < 0)
die(_("could not parse %s"), am_path(state, "original-commit"));
read_state_file(&sb, state, "threeway", 1);
fp = xfopen(am_path(state, "rewritten"), "r");
while (!strbuf_getline_lf(&sb, fp)) {
- unsigned char from_obj[GIT_SHA1_RAWSZ], to_obj[GIT_SHA1_RAWSZ];
+ struct object_id from_obj, to_obj;
if (sb.len != GIT_SHA1_HEXSZ * 2 + 1) {
ret = error(invalid_line, sb.buf);
goto finish;
}
- if (get_sha1_hex(sb.buf, from_obj)) {
+ if (get_oid_hex(sb.buf, &from_obj)) {
ret = error(invalid_line, sb.buf);
goto finish;
}
goto finish;
}
- if (get_sha1_hex(sb.buf + GIT_SHA1_HEXSZ + 1, to_obj)) {
+ if (get_oid_hex(sb.buf + GIT_SHA1_HEXSZ + 1, &to_obj)) {
ret = error(invalid_line, sb.buf);
goto finish;
}
- if (copy_note_for_rewrite(c, from_obj, to_obj))
+ if (copy_note_for_rewrite(c, from_obj.hash, to_obj.hash))
ret = error(_("Failed to copy notes from '%s' to '%s'"),
- sha1_to_hex(from_obj), sha1_to_hex(to_obj));
+ oid_to_hex(&from_obj), oid_to_hex(&to_obj));
}
finish:
static void am_setup(struct am_state *state, enum patch_format patch_format,
const char **paths, int keep_cr)
{
- unsigned char curr_head[GIT_SHA1_RAWSZ];
+ struct object_id curr_head;
const char *str;
struct strbuf sb = STRBUF_INIT;
else
write_state_text(state, "applying", "");
- if (!get_sha1("HEAD", curr_head)) {
- write_state_text(state, "abort-safety", sha1_to_hex(curr_head));
+ if (!get_oid("HEAD", &curr_head)) {
+ write_state_text(state, "abort-safety", oid_to_hex(&curr_head));
if (!state->rebasing)
- update_ref("am", "ORIG_HEAD", curr_head, NULL, 0,
+ update_ref_oid("am", "ORIG_HEAD", &curr_head, NULL, 0,
UPDATE_REFS_DIE_ON_ERR);
} else {
write_state_text(state, "abort-safety", "");
*/
static void am_next(struct am_state *state)
{
- unsigned char head[GIT_SHA1_RAWSZ];
+ struct object_id head;
free(state->author_name);
state->author_name = NULL;
unlink(am_path(state, "author-script"));
unlink(am_path(state, "final-commit"));
- hashclr(state->orig_commit);
+ oidclr(&state->orig_commit);
unlink(am_path(state, "original-commit"));
- if (!get_sha1("HEAD", head))
- write_state_text(state, "abort-safety", sha1_to_hex(head));
+ if (!get_oid("HEAD", &head))
+ write_state_text(state, "abort-safety", oid_to_hex(&head));
else
write_state_text(state, "abort-safety", "");
*/
static int index_has_changes(struct strbuf *sb)
{
- unsigned char head[GIT_SHA1_RAWSZ];
+ struct object_id head;
int i;
- if (!get_sha1_tree("HEAD", head)) {
+ if (!get_sha1_tree("HEAD", head.hash)) {
struct diff_options opt;
diff_setup(&opt);
DIFF_OPT_SET(&opt, EXIT_WITH_STATUS);
if (!sb)
DIFF_OPT_SET(&opt, QUICK);
- do_diff_cache(head, &opt);
+ do_diff_cache(head.hash, &opt);
diffcore_std(&opt);
for (i = 0; sb && i < diff_queued_diff.nr; i++) {
if (i)
* Sets commit_id to the commit hash where the mail was generated from.
* Returns 0 on success, -1 on failure.
*/
-static int get_mail_commit_sha1(unsigned char *commit_id, const char *mail)
+static int get_mail_commit_oid(struct object_id *commit_id, const char *mail)
{
struct strbuf sb = STRBUF_INIT;
FILE *fp = xfopen(mail, "r");
if (!skip_prefix(sb.buf, "From ", &x))
return -1;
- if (get_sha1_hex(x, commit_id) < 0)
+ if (get_oid_hex(x, commit_id) < 0)
return -1;
strbuf_release(&sb);
static void write_index_patch(const struct am_state *state)
{
struct tree *tree;
- unsigned char head[GIT_SHA1_RAWSZ];
+ struct object_id head;
struct rev_info rev_info;
FILE *fp;
- if (!get_sha1_tree("HEAD", head))
- tree = lookup_tree(head);
+ if (!get_sha1_tree("HEAD", head.hash))
+ tree = lookup_tree(head.hash);
else
tree = lookup_tree(EMPTY_TREE_SHA1_BIN);
static int parse_mail_rebase(struct am_state *state, const char *mail)
{
struct commit *commit;
- unsigned char commit_sha1[GIT_SHA1_RAWSZ];
+ struct object_id commit_oid;
- if (get_mail_commit_sha1(commit_sha1, mail) < 0)
+ if (get_mail_commit_oid(&commit_oid, mail) < 0)
die(_("could not parse %s"), mail);
- commit = lookup_commit_or_die(commit_sha1, mail);
+ commit = lookup_commit_or_die(commit_oid.hash, mail);
get_commit_info(state, commit);
write_commit_patch(state, commit);
- hashcpy(state->orig_commit, commit_sha1);
- write_state_text(state, "original-commit", sha1_to_hex(commit_sha1));
+ oidcpy(&state->orig_commit, &commit_oid);
+ write_state_text(state, "original-commit", oid_to_hex(&commit_oid));
return 0;
}
*/
static int run_apply(const struct am_state *state, const char *index_file)
{
- struct child_process cp = CHILD_PROCESS_INIT;
-
- cp.git_cmd = 1;
-
- if (index_file)
- argv_array_pushf(&cp.env_array, "GIT_INDEX_FILE=%s", index_file);
+ struct argv_array apply_paths = ARGV_ARRAY_INIT;
+ struct argv_array apply_opts = ARGV_ARRAY_INIT;
+ struct apply_state apply_state;
+ int res, opts_left;
+ static struct lock_file lock_file;
+ int force_apply = 0;
+ int options = 0;
+
+ if (init_apply_state(&apply_state, NULL, &lock_file))
+ die("BUG: init_apply_state() failed");
+
+ argv_array_push(&apply_opts, "apply");
+ argv_array_pushv(&apply_opts, state->git_apply_opts.argv);
+
+ opts_left = apply_parse_options(apply_opts.argc, apply_opts.argv,
+ &apply_state, &force_apply, &options,
+ NULL);
+
+ if (opts_left != 0)
+ die("unknown option passed through to git apply");
+
+ if (index_file) {
+ apply_state.index_file = index_file;
+ apply_state.cached = 1;
+ } else
+ apply_state.check_index = 1;
/*
* If we are allowed to fall back on 3-way merge, don't give false
* errors during the initial attempt.
*/
- if (state->threeway && !index_file) {
- cp.no_stdout = 1;
- cp.no_stderr = 1;
- }
+ if (state->threeway && !index_file)
+ apply_state.apply_verbosity = verbosity_silent;
- argv_array_push(&cp.args, "apply");
+ if (check_apply_state(&apply_state, force_apply))
+ die("BUG: check_apply_state() failed");
- argv_array_pushv(&cp.args, state->git_apply_opts.argv);
+ argv_array_push(&apply_paths, am_path(state, "patch"));
- if (index_file)
- argv_array_push(&cp.args, "--cached");
- else
- argv_array_push(&cp.args, "--index");
+ res = apply_all_patches(&apply_state, apply_paths.argc, apply_paths.argv, options);
- argv_array_push(&cp.args, am_path(state, "patch"));
+ argv_array_clear(&apply_paths);
+ argv_array_clear(&apply_opts);
+ clear_apply_state(&apply_state);
- if (run_command(&cp))
- return -1;
+ if (res)
+ return res;
- /* Reload index as git-apply will have modified it. */
- discard_cache();
- read_cache_from(index_file ? index_file : get_index_file());
+ if (index_file) {
+ /* Reload index as apply_all_patches() will have modified it. */
+ discard_cache();
+ read_cache_from(index_file);
+ }
return 0;
}
*/
static void do_commit(const struct am_state *state)
{
- unsigned char tree[GIT_SHA1_RAWSZ], parent[GIT_SHA1_RAWSZ],
- commit[GIT_SHA1_RAWSZ];
- unsigned char *ptr;
+ struct object_id tree, parent, commit;
+ const struct object_id *old_oid;
struct commit_list *parents = NULL;
const char *reflog_msg, *author;
struct strbuf sb = STRBUF_INIT;
if (run_hook_le(NULL, "pre-applypatch", NULL))
exit(1);
- if (write_cache_as_tree(tree, 0, NULL))
+ if (write_cache_as_tree(tree.hash, 0, NULL))
die(_("git write-tree failed to write a tree"));
- if (!get_sha1_commit("HEAD", parent)) {
- ptr = parent;
- commit_list_insert(lookup_commit(parent), &parents);
+ if (!get_sha1_commit("HEAD", parent.hash)) {
+ old_oid = &parent;
+ commit_list_insert(lookup_commit(parent.hash), &parents);
} else {
- ptr = NULL;
+ old_oid = NULL;
say(state, stderr, _("applying to an empty history"));
}
setenv("GIT_COMMITTER_DATE",
state->ignore_date ? "" : state->author_date, 1);
- if (commit_tree(state->msg, state->msg_len, tree, parents, commit,
+ if (commit_tree(state->msg, state->msg_len, tree.hash, parents, commit.hash,
author, state->sign_commit))
die(_("failed to write commit object"));
strbuf_addf(&sb, "%s: %.*s", reflog_msg, linelen(state->msg),
state->msg);
- update_ref(sb.buf, "HEAD", commit, ptr, 0, UPDATE_REFS_DIE_ON_ERR);
+ update_ref_oid(sb.buf, "HEAD", &commit, old_oid, 0,
+ UPDATE_REFS_DIE_ON_ERR);
if (state->rebasing) {
FILE *fp = xfopen(am_path(state, "rewritten"), "a");
- assert(!is_null_sha1(state->orig_commit));
- fprintf(fp, "%s ", sha1_to_hex(state->orig_commit));
- fprintf(fp, "%s\n", sha1_to_hex(commit));
+ assert(!is_null_oid(&state->orig_commit));
+ fprintf(fp, "%s ", oid_to_hex(&state->orig_commit));
+ fprintf(fp, "%s\n", oid_to_hex(&commit));
fclose(fp);
}
* Clean the index without touching entries that are not modified between
* `head` and `remote`.
*/
-static int clean_index(const unsigned char *head, const unsigned char *remote)
+static int clean_index(const struct object_id *head, const struct object_id *remote)
{
struct tree *head_tree, *remote_tree, *index_tree;
- unsigned char index[GIT_SHA1_RAWSZ];
+ struct object_id index;
- head_tree = parse_tree_indirect(head);
+ head_tree = parse_tree_indirect(head->hash);
if (!head_tree)
- return error(_("Could not parse object '%s'."), sha1_to_hex(head));
+ return error(_("Could not parse object '%s'."), oid_to_hex(head));
- remote_tree = parse_tree_indirect(remote);
+ remote_tree = parse_tree_indirect(remote->hash);
if (!remote_tree)
- return error(_("Could not parse object '%s'."), sha1_to_hex(remote));
+ return error(_("Could not parse object '%s'."), oid_to_hex(remote));
read_cache_unmerged();
if (fast_forward_to(head_tree, head_tree, 1))
return -1;
- if (write_cache_as_tree(index, 0, NULL))
+ if (write_cache_as_tree(index.hash, 0, NULL))
return -1;
- index_tree = parse_tree_indirect(index);
+ index_tree = parse_tree_indirect(index.hash);
if (!index_tree)
- return error(_("Could not parse object '%s'."), sha1_to_hex(index));
+ return error(_("Could not parse object '%s'."), oid_to_hex(&index));
if (fast_forward_to(index_tree, remote_tree, 0))
return -1;
*/
static void am_skip(struct am_state *state)
{
- unsigned char head[GIT_SHA1_RAWSZ];
+ struct object_id head;
am_rerere_clear();
- if (get_sha1("HEAD", head))
- hashcpy(head, EMPTY_TREE_SHA1_BIN);
+ if (get_oid("HEAD", &head))
+ hashcpy(head.hash, EMPTY_TREE_SHA1_BIN);
- if (clean_index(head, head))
+ if (clean_index(&head, &head))
die(_("failed to clean index"));
am_next(state);
static int safe_to_abort(const struct am_state *state)
{
struct strbuf sb = STRBUF_INIT;
- unsigned char abort_safety[GIT_SHA1_RAWSZ], head[GIT_SHA1_RAWSZ];
+ struct object_id abort_safety, head;
if (file_exists(am_path(state, "dirtyindex")))
return 0;
if (read_state_file(&sb, state, "abort-safety", 1) > 0) {
- if (get_sha1_hex(sb.buf, abort_safety))
+ if (get_oid_hex(sb.buf, &abort_safety))
die(_("could not parse %s"), am_path(state, "abort_safety"));
} else
- hashclr(abort_safety);
+ oidclr(&abort_safety);
- if (get_sha1("HEAD", head))
- hashclr(head);
+ if (get_oid("HEAD", &head))
+ oidclr(&head);
- if (!hashcmp(head, abort_safety))
+ if (!oidcmp(&head, &abort_safety))
return 1;
error(_("You seem to have moved HEAD since the last 'am' failure.\n"
*/
static void am_abort(struct am_state *state)
{
- unsigned char curr_head[GIT_SHA1_RAWSZ], orig_head[GIT_SHA1_RAWSZ];
+ struct object_id curr_head, orig_head;
int has_curr_head, has_orig_head;
char *curr_branch;
am_rerere_clear();
- curr_branch = resolve_refdup("HEAD", 0, curr_head, NULL);
- has_curr_head = !is_null_sha1(curr_head);
+ curr_branch = resolve_refdup("HEAD", 0, curr_head.hash, NULL);
+ has_curr_head = !is_null_oid(&curr_head);
if (!has_curr_head)
- hashcpy(curr_head, EMPTY_TREE_SHA1_BIN);
+ hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN);
- has_orig_head = !get_sha1("ORIG_HEAD", orig_head);
+ has_orig_head = !get_oid("ORIG_HEAD", &orig_head);
if (!has_orig_head)
- hashcpy(orig_head, EMPTY_TREE_SHA1_BIN);
+ hashcpy(orig_head.hash, EMPTY_TREE_SHA1_BIN);
- clean_index(curr_head, orig_head);
+ clean_index(&curr_head, &orig_head);
if (has_orig_head)
- update_ref("am --abort", "HEAD", orig_head,
- has_curr_head ? curr_head : NULL, 0,
+ update_ref_oid("am --abort", "HEAD", &orig_head,
+ has_curr_head ? &curr_head : NULL, 0,
UPDATE_REFS_DIE_ON_ERR);
else if (curr_branch)
delete_ref(curr_branch, NULL, REF_NODEREF);