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Diffstat (limited to 'builtin/am.c')
-rw-r--r--builtin/am.c120
1 files changed, 57 insertions, 63 deletions
diff --git a/builtin/am.c b/builtin/am.c
index 31fb60578f..593c1b5dda 100644
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -134,17 +134,15 @@ struct am_state {
};
/**
- * Initializes am_state with the default values. The state directory is set to
- * dir.
+ * Initializes am_state with the default values.
*/
-static void am_state_init(struct am_state *state, const char *dir)
+static void am_state_init(struct am_state *state)
{
int gpgsign;
memset(state, 0, sizeof(*state));
- assert(dir);
- state->dir = xstrdup(dir);
+ state->dir = git_pathdup("rebase-apply");
state->prec = 4;
@@ -762,14 +760,18 @@ static int split_mail_conv(mail_conv_fn fn, struct am_state *state,
mail = mkpath("%s/%0*d", state->dir, state->prec, i + 1);
out = fopen(mail, "w");
- if (!out)
+ if (!out) {
+ if (in != stdin)
+ fclose(in);
return error_errno(_("could not open '%s' for writing"),
mail);
+ }
ret = fn(out, in, keep_cr);
fclose(out);
- fclose(in);
+ if (in != stdin)
+ fclose(in);
if (ret)
return error(_("could not parse patch '%s'"), *paths);
@@ -1049,7 +1051,7 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
} else {
write_state_text(state, "abort-safety", "");
if (!state->rebasing)
- delete_ref("ORIG_HEAD", NULL, 0);
+ delete_ref(NULL, "ORIG_HEAD", NULL, 0);
}
/*
@@ -1181,42 +1183,39 @@ static void NORETURN die_user_resolve(const struct am_state *state)
exit(128);
}
-static void am_signoff(struct strbuf *sb)
+/**
+ * Appends signoff to the "msg" field of the am_state.
+ */
+static void am_append_signoff(struct am_state *state)
{
char *cp;
struct strbuf mine = STRBUF_INIT;
+ struct strbuf sb = STRBUF_INIT;
+
+ strbuf_attach(&sb, state->msg, state->msg_len, state->msg_len);
- /* Does it end with our own sign-off? */
+ /* our sign-off */
strbuf_addf(&mine, "\n%s%s\n",
sign_off_header,
fmt_name(getenv("GIT_COMMITTER_NAME"),
getenv("GIT_COMMITTER_EMAIL")));
- if (mine.len < sb->len &&
- !strcmp(mine.buf, sb->buf + sb->len - mine.len))
+
+ /* Does sb end with it already? */
+ if (mine.len < sb.len &&
+ !strcmp(mine.buf, sb.buf + sb.len - mine.len))
goto exit; /* no need to duplicate */
/* Does it have any Signed-off-by: in the text */
- for (cp = sb->buf;
+ for (cp = sb.buf;
cp && *cp && (cp = strstr(cp, sign_off_header)) != NULL;
cp = strchr(cp, '\n')) {
- if (sb->buf == cp || cp[-1] == '\n')
+ if (sb.buf == cp || cp[-1] == '\n')
break;
}
- strbuf_addstr(sb, mine.buf + !!cp);
+ strbuf_addstr(&sb, mine.buf + !!cp);
exit:
strbuf_release(&mine);
-}
-
-/**
- * Appends signoff to the "msg" field of the am_state.
- */
-static void am_append_signoff(struct am_state *state)
-{
- struct strbuf sb = STRBUF_INIT;
-
- strbuf_attach(&sb, state->msg, state->msg_len, state->msg_len);
- am_signoff(&sb);
state->msg = strbuf_detach(&sb, &state->msg_len);
}
@@ -1313,7 +1312,7 @@ static int parse_mail(struct am_state *state, const char *mail)
}
if (is_empty_file(am_path(state, "patch"))) {
- printf_ln(_("Patch is empty. Was it split wrong?"));
+ printf_ln(_("Patch is empty."));
die_user_resolve(state);
}
@@ -1321,9 +1320,6 @@ static int parse_mail(struct am_state *state, const char *mail)
strbuf_addbuf(&msg, &mi.log_message);
strbuf_stripspace(&msg, 0);
- if (state->signoff)
- am_signoff(&msg);
-
assert(!state->author_name);
state->author_name = strbuf_detach(&author_name, NULL);
@@ -1355,19 +1351,16 @@ static int get_mail_commit_oid(struct object_id *commit_id, const char *mail)
struct strbuf sb = STRBUF_INIT;
FILE *fp = xfopen(mail, "r");
const char *x;
+ int ret = 0;
- if (strbuf_getline_lf(&sb, fp))
- return -1;
-
- if (!skip_prefix(sb.buf, "From ", &x))
- return -1;
-
- if (get_oid_hex(x, commit_id) < 0)
- return -1;
+ if (strbuf_getline_lf(&sb, fp) ||
+ !skip_prefix(sb.buf, "From ", &x) ||
+ get_oid_hex(x, commit_id) < 0)
+ ret = -1;
strbuf_release(&sb);
fclose(fp);
- return 0;
+ return ret;
}
/**
@@ -1376,40 +1369,33 @@ static int get_mail_commit_oid(struct object_id *commit_id, const char *mail)
*/
static void get_commit_info(struct am_state *state, struct commit *commit)
{
- const char *buffer, *ident_line, *author_date, *msg;
+ const char *buffer, *ident_line, *msg;
size_t ident_len;
- struct ident_split ident_split;
- struct strbuf sb = STRBUF_INIT;
+ struct ident_split id;
buffer = logmsg_reencode(commit, NULL, get_commit_output_encoding());
ident_line = find_commit_header(buffer, "author", &ident_len);
- if (split_ident_line(&ident_split, ident_line, ident_len) < 0) {
- strbuf_add(&sb, ident_line, ident_len);
- die(_("invalid ident line: %s"), sb.buf);
- }
+ if (split_ident_line(&id, ident_line, ident_len) < 0)
+ die(_("invalid ident line: %.*s"), (int)ident_len, ident_line);
assert(!state->author_name);
- if (ident_split.name_begin) {
- strbuf_add(&sb, ident_split.name_begin,
- ident_split.name_end - ident_split.name_begin);
- state->author_name = strbuf_detach(&sb, NULL);
- } else
+ if (id.name_begin)
+ state->author_name =
+ xmemdupz(id.name_begin, id.name_end - id.name_begin);
+ else
state->author_name = xstrdup("");
assert(!state->author_email);
- if (ident_split.mail_begin) {
- strbuf_add(&sb, ident_split.mail_begin,
- ident_split.mail_end - ident_split.mail_begin);
- state->author_email = strbuf_detach(&sb, NULL);
- } else
+ if (id.mail_begin)
+ state->author_email =
+ xmemdupz(id.mail_begin, id.mail_end - id.mail_begin);
+ else
state->author_email = xstrdup("");
- author_date = show_ident_date(&ident_split, DATE_MODE(NORMAL));
- strbuf_addstr(&sb, author_date);
assert(!state->author_date);
- state->author_date = strbuf_detach(&sb, NULL);
+ state->author_date = xstrdup(show_ident_date(&id, DATE_MODE(NORMAL)));
assert(!state->msg);
msg = strstr(buffer, "\n\n");
@@ -1417,6 +1403,7 @@ static void get_commit_info(struct am_state *state, struct commit *commit)
die(_("unable to parse commit %s"), oid_to_hex(&commit->object.oid));
state->msg = xstrdup(msg + 2);
state->msg_len = strlen(state->msg);
+ unuse_commit_buffer(commit, buffer);
}
/**
@@ -1848,6 +1835,9 @@ static void am_run(struct am_state *state, int resume)
if (skip)
goto next; /* mail should be skipped */
+ if (state->signoff)
+ am_append_signoff(state);
+
write_author_script(state);
write_commit_msg(state);
}
@@ -1941,7 +1931,8 @@ static void am_resolve(struct am_state *state)
if (unmerged_cache()) {
printf_ln(_("You still have unmerged paths in your index.\n"
- "Did you forget to use 'git add'?"));
+ "You should 'git add' each file with resolved conflicts to mark them as such.\n"
+ "You might run `git rm` on a file to accept \"deleted by them\" for it."));
die_user_resolve(state);
}
@@ -2157,7 +2148,7 @@ static void am_abort(struct am_state *state)
am_rerere_clear();
curr_branch = resolve_refdup("HEAD", 0, curr_head.hash, NULL);
- has_curr_head = !is_null_oid(&curr_head);
+ has_curr_head = curr_branch && !is_null_oid(&curr_head);
if (!has_curr_head)
hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN);
@@ -2172,7 +2163,7 @@ static void am_abort(struct am_state *state)
has_curr_head ? &curr_head : NULL, 0,
UPDATE_REFS_DIE_ON_ERR);
else if (curr_branch)
- delete_ref(curr_branch, NULL, REF_NODEREF);
+ delete_ref(NULL, curr_branch, NULL, REF_NODEREF);
free(curr_branch);
am_destroy(state);
@@ -2320,9 +2311,12 @@ int cmd_am(int argc, const char **argv, const char *prefix)
OPT_END()
};
+ if (argc == 2 && !strcmp(argv[1], "-h"))
+ usage_with_options(usage, options);
+
git_config(git_am_config, NULL);
- am_state_init(&state, git_path("rebase-apply"));
+ am_state_init(&state);
in_progress = am_in_progress(&state);
if (in_progress)