Add support for "import" helper command
[gitweb.git] / builtin-log.c
index f10cfebdbbabac67dea41639289e7ad968d5bbe3..25e21ed41534c8c3067c2e0d5afe4284faa2881a 100644 (file)
@@ -18,6 +18,7 @@
 #include "shortlog.h"
 #include "remote.h"
 #include "string-list.h"
+#include "parse-options.h"
 
 /* Set a default date-time format for git log ("log.date" config variable) */
 static const char *default_date_mode = NULL;
@@ -26,10 +27,15 @@ static int default_show_root = 1;
 static const char *fmt_patch_subject_prefix = "PATCH";
 static const char *fmt_pretty;
 
+static const char * const builtin_log_usage =
+       "git log [<options>] [<since>..<until>] [[--] <path>...]\n"
+       "   or: git show [options] <object>...";
+
 static void cmd_log_init(int argc, const char **argv, const char *prefix,
                      struct rev_info *rev)
 {
        int i;
+       int decoration_style = 0;
 
        rev->abbrev = DEFAULT_ABBREV;
        rev->commit_format = CMIT_FMT_DEFAULT;
@@ -56,13 +62,26 @@ 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")) {
-                       load_ref_decorations();
-                       rev->show_decorations = 1;
+                       decoration_style = DECORATE_SHORT_REFS;
+               } else if (!prefixcmp(arg, "--decorate=")) {
+                       const char *v = skip_prefix(arg, "--decorate=");
+                       if (!strcmp(v, "full"))
+                               decoration_style = DECORATE_FULL_REFS;
+                       else if (!strcmp(v, "short"))
+                               decoration_style = DECORATE_SHORT_REFS;
+                       else
+                               die("invalid --decorate option: %s", arg);
                } else if (!strcmp(arg, "--source")) {
                        rev->show_source = 1;
+               } else if (!strcmp(arg, "-h")) {
+                       usage(builtin_log_usage);
                } else
                        die("unrecognized argument: %s", arg);
        }
+       if (decoration_style) {
+               rev->show_decorations = 1;
+               load_ref_decorations(decoration_style);
+       }
 }
 
 /*
@@ -93,7 +112,7 @@ static void show_early_header(struct rev_info *rev, const char *stage, int nr)
        printf("Final output: %d %s\n", nr, stage);
 }
 
-struct itimerval early_output_timer;
+static struct itimerval early_output_timer;
 
 static void log_show_early(struct rev_info *revs, struct commit_list *list)
 {
@@ -256,7 +275,7 @@ static void show_tagger(char *buf, int len, struct rev_info *rev)
        pp_user_info("Tagger", rev->commit_format, &out, buf, rev->date_mode,
                git_log_output_encoding ?
                git_log_output_encoding: git_commit_encoding);
-       printf("%s\n", out.buf);
+       printf("%s", out.buf);
        strbuf_release(&out);
 }
 
@@ -328,11 +347,14 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                case OBJ_TAG: {
                        struct tag *t = (struct tag *)o;
 
+                       if (rev.shown_one)
+                               putchar('\n');
                        printf("%stag %s%s\n",
                                        diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
                                        t->tag,
                                        diff_get_color_opt(&rev.diffopt, DIFF_RESET));
                        ret = show_object(o->sha1, 1, &rev);
+                       rev.shown_one = 1;
                        if (ret)
                                break;
                        o = parse_object(t->tagged->sha1);
@@ -344,12 +366,15 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                        break;
                }
                case OBJ_TREE:
+                       if (rev.shown_one)
+                               putchar('\n');
                        printf("%stree %s%s\n\n",
                                        diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
                                        name,
                                        diff_get_color_opt(&rev.diffopt, DIFF_RESET));
                        read_tree_recursive((struct tree *)o, "", 0, 0, NULL,
                                        show_tree_object, NULL);
+                       rev.shown_one = 1;
                        break;
                case OBJ_COMMIT:
                        rev.pending.nr = rev.pending.alloc = 0;
@@ -619,7 +644,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
        struct shortlog log;
        struct strbuf sb = STRBUF_INIT;
        int i;
-       const char *encoding = "utf-8";
+       const char *encoding = "UTF-8";
        struct diff_options opts;
        int need_8bit_cte = 0;
        struct commit *commit = NULL;
@@ -657,6 +682,10 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
        log_write_email_headers(rev, head, &subject_start, &extra_headers,
                                &need_8bit_cte);
 
+       for (i = 0; !need_8bit_cte && i < nr; i++)
+               if (has_non_ascii(list[i]->buffer))
+                       need_8bit_cte = 1;
+
        msg = body;
        pp_user_info(NULL, CMIT_FMT_EMAIL, &sb, committer, DATE_RFC2822,
                     encoding);
@@ -740,27 +769,179 @@ static const char *set_outdir(const char *prefix, const char *output_directory)
                                       output_directory));
 }
 
+static const char * const builtin_format_patch_usage[] = {
+       "git format-patch [options] [<since> | <revision range>]",
+       NULL
+};
+
+static int keep_subject = 0;
+
+static int keep_callback(const struct option *opt, const char *arg, int unset)
+{
+       ((struct rev_info *)opt->value)->total = -1;
+       keep_subject = 1;
+       return 0;
+}
+
+static int subject_prefix = 0;
+
+static int subject_prefix_callback(const struct option *opt, const char *arg,
+                           int unset)
+{
+       subject_prefix = 1;
+       ((struct rev_info *)opt->value)->subject_prefix = arg;
+       return 0;
+}
+
+static int numbered_cmdline_opt = 0;
+
+static int numbered_callback(const struct option *opt, const char *arg,
+                            int unset)
+{
+       *(int *)opt->value = numbered_cmdline_opt = unset ? 0 : 1;
+       if (unset)
+               auto_number =  0;
+       return 0;
+}
+
+static int no_numbered_callback(const struct option *opt, const char *arg,
+                               int unset)
+{
+       return numbered_callback(opt, arg, 1);
+}
+
+static int output_directory_callback(const struct option *opt, const char *arg,
+                             int unset)
+{
+       const char **dir = (const char **)opt->value;
+       if (*dir)
+               die("Two output directories?");
+       *dir = arg;
+       return 0;
+}
+
+static int thread_callback(const struct option *opt, const char *arg, int unset)
+{
+       int *thread = (int *)opt->value;
+       if (unset)
+               *thread = 0;
+       else if (!arg || !strcmp(arg, "shallow"))
+               *thread = THREAD_SHALLOW;
+       else if (!strcmp(arg, "deep"))
+               *thread = THREAD_DEEP;
+       else
+               return 1;
+       return 0;
+}
+
+static int attach_callback(const struct option *opt, const char *arg, int unset)
+{
+       struct rev_info *rev = (struct rev_info *)opt->value;
+       if (unset)
+               rev->mime_boundary = NULL;
+       else if (arg)
+               rev->mime_boundary = arg;
+       else
+               rev->mime_boundary = git_version_string;
+       rev->no_inline = unset ? 0 : 1;
+       return 0;
+}
+
+static int inline_callback(const struct option *opt, const char *arg, int unset)
+{
+       struct rev_info *rev = (struct rev_info *)opt->value;
+       if (unset)
+               rev->mime_boundary = NULL;
+       else if (arg)
+               rev->mime_boundary = arg;
+       else
+               rev->mime_boundary = git_version_string;
+       rev->no_inline = 0;
+       return 0;
+}
+
+static int header_callback(const struct option *opt, const char *arg, int unset)
+{
+       add_header(arg);
+       return 0;
+}
+
+static int cc_callback(const struct option *opt, const char *arg, int unset)
+{
+       ALLOC_GROW(extra_cc, extra_cc_nr + 1, extra_cc_alloc);
+       extra_cc[extra_cc_nr++] = xstrdup(arg);
+       return 0;
+}
+
 int cmd_format_patch(int argc, const char **argv, const char *prefix)
 {
        struct commit *commit;
        struct commit **list = NULL;
        struct rev_info rev;
-       int nr = 0, total, i, j;
+       int nr = 0, total, i;
        int use_stdout = 0;
        int start_number = -1;
-       int keep_subject = 0;
        int numbered_files = 0;         /* _just_ numbers */
-       int subject_prefix = 0;
        int ignore_if_in_upstream = 0;
        int cover_letter = 0;
        int boundary_count = 0;
        int no_binary_diff = 0;
-       int numbered_cmdline_opt = 0;
        struct commit *origin = NULL, *head = NULL;
        const char *in_reply_to = NULL;
        struct patch_ids ids;
        char *add_signoff = NULL;
        struct strbuf buf = STRBUF_INIT;
+       const struct option builtin_format_patch_options[] = {
+               { OPTION_CALLBACK, 'n', "numbered", &numbered, NULL,
+                           "use [PATCH n/m] even with a single patch",
+                           PARSE_OPT_NOARG, numbered_callback },
+               { OPTION_CALLBACK, 'N', "no-numbered", &numbered, NULL,
+                           "use [PATCH] even with multiple patches",
+                           PARSE_OPT_NOARG, no_numbered_callback },
+               OPT_BOOLEAN('s', "signoff", &do_signoff, "add Signed-off-by:"),
+               OPT_BOOLEAN(0, "stdout", &use_stdout,
+                           "print patches to standard out"),
+               OPT_BOOLEAN(0, "cover-letter", &cover_letter,
+                           "generate a cover letter"),
+               OPT_BOOLEAN(0, "numbered-files", &numbered_files,
+                           "use simple number sequence for output file names"),
+               OPT_STRING(0, "suffix", &fmt_patch_suffix, "sfx",
+                           "use <sfx> instead of '.patch'"),
+               OPT_INTEGER(0, "start-number", &start_number,
+                           "start numbering patches at <n> instead of 1"),
+               { OPTION_CALLBACK, 0, "subject-prefix", &rev, "prefix",
+                           "Use [<prefix>] instead of [PATCH]",
+                           PARSE_OPT_NONEG, subject_prefix_callback },
+               { OPTION_CALLBACK, 'o', "output-directory", &output_directory,
+                           "dir", "store resulting files in <dir>",
+                           PARSE_OPT_NONEG, output_directory_callback },
+               { OPTION_CALLBACK, 'k', "keep-subject", &rev, NULL,
+                           "don't strip/add [PATCH]",
+                           PARSE_OPT_NOARG | PARSE_OPT_NONEG, keep_callback },
+               OPT_BOOLEAN(0, "no-binary", &no_binary_diff,
+                           "don't output binary diffs"),
+               OPT_BOOLEAN(0, "ignore-if-in-upstream", &ignore_if_in_upstream,
+                           "don't include a patch matching a commit upstream"),
+               OPT_GROUP("Messaging"),
+               { OPTION_CALLBACK, 0, "add-header", NULL, "header",
+                           "add email header", PARSE_OPT_NONEG,
+                           header_callback },
+               { OPTION_CALLBACK, 0, "cc", NULL, "email", "add Cc: header",
+                           PARSE_OPT_NONEG, cc_callback },
+               OPT_STRING(0, "in-reply-to", &in_reply_to, "message-id",
+                           "make first mail a reply to <message-id>"),
+               { OPTION_CALLBACK, 0, "attach", &rev, "boundary",
+                           "attach the patch", PARSE_OPT_OPTARG,
+                           attach_callback },
+               { OPTION_CALLBACK, 0, "inline", &rev, "boundary",
+                           "inline the patch",
+                           PARSE_OPT_OPTARG | PARSE_OPT_NONEG,
+                           inline_callback },
+               { OPTION_CALLBACK, 0, "thread", &thread, "style",
+                           "enable message threading, styles: shallow, deep",
+                           PARSE_OPT_OPTARG, thread_callback },
+               OPT_END()
+       };
 
        git_config(git_format_config, NULL);
        init_revisions(&rev, prefix);
@@ -783,102 +964,9 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
         * like "git format-patch -o a123 HEAD^.." may fail; a123 is
         * possibly a valid SHA1.
         */
-       for (i = 1, j = 1; i < argc; i++) {
-               if (!strcmp(argv[i], "--stdout"))
-                       use_stdout = 1;
-               else if (!strcmp(argv[i], "-n") ||
-                               !strcmp(argv[i], "--numbered")) {
-                       numbered = 1;
-                       numbered_cmdline_opt = 1;
-               }
-               else if (!strcmp(argv[i], "-N") ||
-                               !strcmp(argv[i], "--no-numbered")) {
-                       numbered = 0;
-                       auto_number = 0;
-               }
-               else if (!prefixcmp(argv[i], "--start-number="))
-                       start_number = strtol(argv[i] + 15, NULL, 10);
-               else if (!strcmp(argv[i], "--numbered-files"))
-                       numbered_files = 1;
-               else if (!strcmp(argv[i], "--start-number")) {
-                       i++;
-                       if (i == argc)
-                               die("Need a number for --start-number");
-                       start_number = strtol(argv[i], NULL, 10);
-               }
-               else if (!prefixcmp(argv[i], "--cc=")) {
-                       ALLOC_GROW(extra_cc, extra_cc_nr + 1, extra_cc_alloc);
-                       extra_cc[extra_cc_nr++] = xstrdup(argv[i] + 5);
-               }
-               else if (!strcmp(argv[i], "-k") ||
-                               !strcmp(argv[i], "--keep-subject")) {
-                       keep_subject = 1;
-                       rev.total = -1;
-               }
-               else if (!strcmp(argv[i], "--output-directory") ||
-                        !strcmp(argv[i], "-o")) {
-                       i++;
-                       if (argc <= i)
-                               die("Which directory?");
-                       if (output_directory)
-                               die("Two output directories?");
-                       output_directory = argv[i];
-               }
-               else if (!strcmp(argv[i], "--signoff") ||
-                        !strcmp(argv[i], "-s")) {
-                       do_signoff = 1;
-               }
-               else if (!strcmp(argv[i], "--attach")) {
-                       rev.mime_boundary = git_version_string;
-                       rev.no_inline = 1;
-               }
-               else if (!prefixcmp(argv[i], "--attach=")) {
-                       rev.mime_boundary = argv[i] + 9;
-                       rev.no_inline = 1;
-               }
-               else if (!strcmp(argv[i], "--no-attach")) {
-                       rev.mime_boundary = NULL;
-                       rev.no_inline = 0;
-               }
-               else if (!strcmp(argv[i], "--inline")) {
-                       rev.mime_boundary = git_version_string;
-                       rev.no_inline = 0;
-               }
-               else if (!prefixcmp(argv[i], "--inline=")) {
-                       rev.mime_boundary = argv[i] + 9;
-                       rev.no_inline = 0;
-               }
-               else if (!strcmp(argv[i], "--ignore-if-in-upstream"))
-                       ignore_if_in_upstream = 1;
-               else if (!strcmp(argv[i], "--thread")
-                       || !strcmp(argv[i], "--thread=shallow"))
-                       thread = THREAD_SHALLOW;
-               else if (!strcmp(argv[i], "--thread=deep"))
-                       thread = THREAD_DEEP;
-               else if (!strcmp(argv[i], "--no-thread"))
-                       thread = 0;
-               else if (!prefixcmp(argv[i], "--in-reply-to="))
-                       in_reply_to = argv[i] + 14;
-               else if (!strcmp(argv[i], "--in-reply-to")) {
-                       i++;
-                       if (i == argc)
-                               die("Need a Message-Id for --in-reply-to");
-                       in_reply_to = argv[i];
-               } else if (!prefixcmp(argv[i], "--subject-prefix=")) {
-                       subject_prefix = 1;
-                       rev.subject_prefix = argv[i] + 17;
-               } else if (!prefixcmp(argv[i], "--suffix="))
-                       fmt_patch_suffix = argv[i] + 9;
-               else if (!strcmp(argv[i], "--cover-letter"))
-                       cover_letter = 1;
-               else if (!strcmp(argv[i], "--no-binary"))
-                       no_binary_diff = 1;
-               else if (!prefixcmp(argv[i], "--add-header="))
-                       add_header(argv[i] + 13);
-               else
-                       argv[j++] = argv[i];
-       }
-       argc = j;
+       argc = parse_options(argc, argv, prefix, builtin_format_patch_options,
+                            builtin_format_patch_usage,
+                            PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN);
 
        if (do_signoff) {
                const char *committer;
@@ -917,7 +1005,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                strbuf_addch(&buf, '\n');
        }
 
-       rev.extra_headers = strbuf_detach(&buf, 0);
+       rev.extra_headers = strbuf_detach(&buf, NULL);
 
        if (start_number < 0)
                start_number = 1;
@@ -953,8 +1041,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                if (use_stdout)
                        die("standard output, or directory, which one?");
                if (mkdir(output_directory, 0777) < 0 && errno != EEXIST)
-                       die("Could not create directory %s",
-                           output_directory);
+                       die_errno("Could not create directory '%s'",
+                                 output_directory);
        }
 
        if (rev.pending.nr == 1) {