Merge branch 'ah/doc-empty-string-is-false' into maint

diff --git a/builtin/am.c b/builtin/am.c
index c973bd96dcb5d630d56e935733bfa4530ccd2872..73f542bec51d77b92d39ced0dfefcc5b6b649db8 100644 (file)
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -431,6 +431,14 @@ static void am_load(struct am_state *state)
        read_state_file(&sb, state, "utf8", 1);
        state->utf8 = !strcmp(sb.buf, "t");
 
+       if (file_exists(am_path(state, "rerere-autoupdate"))) {
+               read_state_file(&sb, state, "rerere-autoupdate", 1);
+               state->allow_rerere_autoupdate = strcmp(sb.buf, "t") ?
+                       RERERE_NOAUTOUPDATE : RERERE_AUTOUPDATE;
+       } else {
+               state->allow_rerere_autoupdate = 0;
+       }
+
        read_state_file(&sb, state, "keep", 1);
        if (!strcmp(sb.buf, "t"))
                state->keep = KEEP_TRUE;
@@ -1003,6 +1011,10 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
        write_state_bool(state, "sign", state->signoff);
        write_state_bool(state, "utf8", state->utf8);
 
+       if (state->allow_rerere_autoupdate)
+               write_state_bool(state, "rerere-autoupdate",
+                        state->allow_rerere_autoupdate == RERERE_AUTOUPDATE);
+
        switch (state->keep) {
        case KEEP_FALSE:
                str = "f";
@@ -1181,34 +1193,10 @@ static void NORETURN die_user_resolve(const struct am_state *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);
-
-       /* our sign-off */
-       strbuf_addf(&mine, "\n%s%s\n",
-                   sign_off_header,
-                   fmt_name(getenv("GIT_COMMITTER_NAME"),
-                            getenv("GIT_COMMITTER_EMAIL")));
-
-       /* 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;
-            cp && *cp && (cp = strstr(cp, sign_off_header)) != NULL;
-            cp = strchr(cp, '\n')) {
-               if (sb.buf == cp || cp[-1] == '\n')
-                       break;
-       }
-
-       strbuf_addstr(&sb, mine.buf + !!cp);
-exit:
-       strbuf_release(&mine);
+       append_signoff(&sb, 0, 0);
        state->msg = strbuf_detach(&sb, &state->msg_len);
 }