Merge branch 'maint'

[git.git] / builtin-log.c

diff --git a/builtin-log.c b/builtin-log.c
index db71e0da745ee480f8705c81f2899daf1dc6c4f5..99d1137b081d2e14d75e3d4d1766c3bf921f1493 100644 (file)
--- a/builtin-log.c
+++ b/builtin-log.c
@@ -14,7 +14,6 @@
 #include "tag.h"
 #include "reflog-walk.h"
 #include "patch-ids.h"
-#include "refs.h"
 #include "run-command.h"
 #include "shortlog.h"
 
@@ -25,36 +24,10 @@ static int default_show_root = 1;
 static const char *fmt_patch_subject_prefix = "PATCH";
 static const char *fmt_pretty;
 
-static void add_name_decoration(const char *prefix, const char *name, struct object *obj)
-{
-       int plen = strlen(prefix);
-       int nlen = strlen(name);
-       struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + plen + nlen);
-       memcpy(res->name, prefix, plen);
-       memcpy(res->name + plen, name, nlen + 1);
-       res->next = add_decoration(&name_decoration, obj, res);
-}
-
-static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
-{
-       struct object *obj = parse_object(sha1);
-       if (!obj)
-               return 0;
-       add_name_decoration("", refname, obj);
-       while (obj->type == OBJ_TAG) {
-               obj = ((struct tag *)obj)->tagged;
-               if (!obj)
-                       break;
-               add_name_decoration("tag: ", refname, obj);
-       }
-       return 0;
-}
-
 static void cmd_log_init(int argc, const char **argv, const char *prefix,
                      struct rev_info *rev)
 {
        int i;
-       int decorate = 0;
 
        rev->abbrev = DEFAULT_ABBREV;
        rev->commit_format = CMIT_FMT_DEFAULT;
@@ -64,6 +37,7 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
        DIFF_OPT_SET(&rev->diffopt, RECURSIVE);
        rev->show_root_diff = default_show_root;
        rev->subject_prefix = fmt_patch_subject_prefix;
+       DIFF_OPT_SET(&rev->diffopt, ALLOW_TEXTCONV);
 
        if (default_date_mode)
                rev->date_mode = parse_date_format(default_date_mode);
@@ -80,9 +54,10 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
        for (i = 1; i < argc; i++) {
                const char *arg = argv[i];
                if (!strcmp(arg, "--decorate")) {
-                       if (!decorate)
-                               for_each_ref(add_ref_decoration, NULL);
-                       decorate = 1;
+                       load_ref_decorations();
+                       rev->show_decorations = 1;
+               } else if (!strcmp(arg, "--source")) {
+                       rev->show_source = 1;
                } else
                        die("unrecognized argument: %s", arg);
        }
@@ -217,6 +192,11 @@ static int cmd_log_walk(struct rev_info *rev)
        if (rev->early_output)
                finish_early_output(rev);
 
+       /*
+        * For --check and --exit-code, the exit code is based on CHECK_FAILED
+        * and HAS_CHANGES being accumulated in rev->diffopt, so be careful to
+        * retain that state information if replacing rev->diffopt in this loop
+        */
        while ((commit = get_revision(rev)) != NULL) {
                log_tree_commit(rev, commit);
                if (!rev->reflog_info) {
@@ -227,7 +207,11 @@ static int cmd_log_walk(struct rev_info *rev)
                free_commit_list(commit->parents);
                commit->parents = NULL;
        }
-       return 0;
+       if (rev->diffopt.output_format & DIFF_FORMAT_CHECKDIFF &&
+           DIFF_OPT_TST(&rev->diffopt, CHECK_FAILED)) {
+               return 02;
+       }
+       return diff_result_code(&rev->diffopt, 0);
 }
 
 static int git_log_config(const char *var, const char *value, void *cb)
@@ -450,7 +434,7 @@ static int istitlechar(char c)
 
 static const char *fmt_patch_suffix = ".patch";
 static int numbered = 0;
-static int auto_number = 0;
+static int auto_number = 1;
 
 static char **extra_hdr;
 static int extra_hdr_nr;
@@ -509,6 +493,7 @@ static int git_format_config(const char *var, const char *value, void *cb)
                        return 0;
                }
                numbered = git_config_bool(var, value);
+               auto_number = auto_number && numbered;
                return 0;
        }
 
@@ -652,10 +637,9 @@ static void gen_message_id(struct rev_info *info, char *base)
        const char *committer = git_committer_info(IDENT_WARN_ON_NO_NAME);
        const char *email_start = strrchr(committer, '<');
        const char *email_end = strrchr(committer, '>');
-       struct strbuf buf;
+       struct strbuf buf = STRBUF_INIT;
        if (!email_start || !email_end || email_start > email_end - 1)
                die("Could not extract email from committer identity.");
-       strbuf_init(&buf, 0);
        strbuf_addf(&buf, "%s.%lu.git.%.*s", base,
                    (unsigned long) time(NULL),
                    (int)(email_end - email_start - 1), email_start + 1);
@@ -674,7 +658,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
        const char *msg;
        const char *extra_headers = rev->extra_headers;
        struct shortlog log;
-       struct strbuf sb;
+       struct strbuf sb = STRBUF_INIT;
        int i;
        const char *encoding = "utf-8";
        struct diff_options opts;
@@ -695,7 +679,6 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
        committer = git_committer_info(0);
 
        msg = body;
-       strbuf_init(&sb, 0);
        pp_user_info(NULL, CMIT_FMT_EMAIL, &sb, committer, DATE_RFC2822,
                     encoding);
        pp_title_line(CMIT_FMT_EMAIL, &msg, &sb, subject_start, extra_headers,
@@ -777,7 +760,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        const char *in_reply_to = NULL;
        struct patch_ids ids;
        char *add_signoff = NULL;
-       struct strbuf buf;
+       struct strbuf buf = STRBUF_INIT;
 
        git_config(git_format_config, NULL);
        init_revisions(&rev, prefix);
@@ -885,8 +868,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        }
        argc = j;
 
-       strbuf_init(&buf, 0);
-
        for (i = 0; i < extra_hdr_nr; i++) {
                strbuf_addstr(&buf, extra_hdr[i]);
                strbuf_addch(&buf, '\n');
@@ -929,7 +910,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        if (argc > 1)
                die ("unrecognized argument: %s", argv[1]);
 
-       if (!rev.diffopt.output_format)
+       if (!rev.diffopt.output_format
+               || rev.diffopt.output_format == DIFF_FORMAT_PATCH)
                rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY | DIFF_FORMAT_PATCH;
 
        if (!DIFF_OPT_TST(&rev.diffopt, TEXT) && !no_binary_diff)
@@ -1162,8 +1144,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
                        sign = '-';
 
                if (verbose) {
-                       struct strbuf buf;
-                       strbuf_init(&buf, 0);
+                       struct strbuf buf = STRBUF_INIT;
                        pretty_print_commit(CMIT_FMT_ONELINE, commit,
                                            &buf, 0, NULL, NULL, 0, 0);
                        printf("%c %s %s\n", sign,