Merge branch 'hv/coding-guidelines'
[gitweb.git] / builtin / commit.c
index a876a73e6b4c1f1690839ce2d447a4b77573c9f5..20cef95d600aeb15b716793beb5fb2534cc2b682 100644 (file)
@@ -89,7 +89,6 @@ static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship;
 static int no_post_rewrite, allow_empty_message;
 static char *untracked_files_arg, *force_date, *ignore_submodule_arg;
 static char *sign_commit;
-static unsigned int colopts;
 
 /*
  * The default commit message cleanup mode will remove the lines
@@ -111,13 +110,11 @@ static int show_ignored_in_status;
 static const char *only_include_assumed;
 static struct strbuf message = STRBUF_INIT;
 
-static int null_termination;
 static enum {
        STATUS_FORMAT_LONG,
        STATUS_FORMAT_SHORT,
        STATUS_FORMAT_PORCELAIN
 } status_format = STATUS_FORMAT_LONG;
-static int status_show_branch;
 
 static int opt_parse_m(const struct option *opt, const char *arg, int unset)
 {
@@ -131,59 +128,6 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset)
        return 0;
 }
 
-static struct option builtin_commit_options[] = {
-       OPT__QUIET(&quiet, "suppress summary after successful commit"),
-       OPT__VERBOSE(&verbose, "show diff in commit message template"),
-
-       OPT_GROUP("Commit message options"),
-       OPT_FILENAME('F', "file", &logfile, "read message from file"),
-       OPT_STRING(0, "author", &force_author, "author", "override author for commit"),
-       OPT_STRING(0, "date", &force_date, "date", "override date for commit"),
-       OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m),
-       OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"),
-       OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"),
-       OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"),
-       OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"),
-       OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"),
-       OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
-       OPT_FILENAME('t', "template", &template_file, "use specified template file"),
-       OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"),
-       OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
-       OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"),
-       { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id",
-         "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
-       /* end commit message options */
-
-       OPT_GROUP("Commit contents options"),
-       OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
-       OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"),
-       OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
-       OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"),
-       OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
-       OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
-       OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"),
-       OPT_SET_INT(0, "short", &status_format, "show status concisely",
-                   STATUS_FORMAT_SHORT),
-       OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"),
-       OPT_SET_INT(0, "porcelain", &status_format,
-                   "machine-readable output", STATUS_FORMAT_PORCELAIN),
-       OPT_BOOLEAN('z', "null", &null_termination,
-                   "terminate entries with NUL"),
-       OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
-       OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"),
-       { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
-       /* end commit contents options */
-
-       { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL,
-         "ok to record an empty change",
-         PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
-       { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL,
-         "ok to record a change with an empty message",
-         PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
-
-       OPT_END()
-};
-
 static void determine_whence(struct wt_status *s)
 {
        if (file_exists(git_path("MERGE_HEAD")))
@@ -240,6 +184,9 @@ static int list_paths(struct string_list *list, const char *with_tree,
        int i;
        char *m;
 
+       if (!pattern)
+               return 0;
+
        for (i = 0; pattern[i]; i++)
                ;
        m = xcalloc(1, i);
@@ -401,7 +348,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
         * and create commit from the_index.
         * We still need to refresh the index here.
         */
-       if (!pathspec || !*pathspec) {
+       if (!only && (!pathspec || !*pathspec)) {
                fd = hold_locked_index(&index_lock, 1);
                refresh_cache_or_die(refresh_flags);
                if (active_cache_changed) {
@@ -501,10 +448,10 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int
 
        switch (status_format) {
        case STATUS_FORMAT_SHORT:
-               wt_shortstatus_print(s, null_termination, status_show_branch);
+               wt_shortstatus_print(s);
                break;
        case STATUS_FORMAT_PORCELAIN:
-               wt_porcelain_print(s, null_termination);
+               wt_porcelain_print(s);
                break;
        case STATUS_FORMAT_LONG:
                wt_status_print(s);
@@ -582,8 +529,7 @@ static void determine_author_info(struct strbuf *author_ident)
 
        if (force_date)
                date = force_date;
-       strbuf_addstr(author_ident, fmt_ident(name, email, date,
-                                             IDENT_ERROR_ON_NO_NAME));
+       strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT));
        if (!split_ident_line(&author, author_ident->buf, author_ident->len)) {
                export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0);
                export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0);
@@ -697,7 +643,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                hook_arg1 = "message";
        } else if (use_message) {
                buffer = strstr(use_message_buffer, "\n\n");
-               if (!buffer || buffer[2] == '\0')
+               if (!use_editor && (!buffer || buffer[2] == '\0'))
                        die(_("commit has empty message"));
                strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
                hook_arg1 = "commit";
@@ -779,7 +725,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        strbuf_release(&sb);
 
        /* This checks if committer ident is explicitly given */
-       strbuf_addstr(&committer_ident, git_committer_info(0));
+       strbuf_addstr(&committer_ident, git_committer_info(IDENT_STRICT));
        if (use_editor && include_status) {
                char *ai_tmp, *ci_tmp;
                if (whence != FROM_COMMIT)
@@ -1037,6 +983,7 @@ static const char *read_commit_message(const char *name)
 }
 
 static int parse_and_validate_options(int argc, const char *argv[],
+                                     const struct option *options,
                                      const char * const usage[],
                                      const char *prefix,
                                      struct commit *current_head,
@@ -1044,8 +991,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
 {
        int f = 0;
 
-       argc = parse_options(argc, argv, prefix, builtin_commit_options, usage,
-                            0);
+       argc = parse_options(argc, argv, prefix, options, usage, 0);
 
        if (force_author && !strchr(force_author, '>'))
                force_author = find_author_by_nickname(force_author);
@@ -1130,7 +1076,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (all && argc > 0)
                die(_("Paths with -a does not make sense."));
 
-       if (null_termination && status_format == STATUS_FORMAT_LONG)
+       if (s->null_termination && status_format == STATUS_FORMAT_LONG)
                status_format = STATUS_FORMAT_PORCELAIN;
        if (status_format != STATUS_FORMAT_LONG)
                dry_run = 1;
@@ -1176,7 +1122,7 @@ static int git_status_config(const char *k, const char *v, void *cb)
        struct wt_status *s = cb;
 
        if (!prefixcmp(k, "column."))
-               return git_column_config(k, v, "status", &colopts);
+               return git_column_config(k, v, "status", &s->colopts);
        if (!strcmp(k, "status.submodulesummary")) {
                int is_bool;
                s->submodule_summary = git_config_bool_or_int(k, v, &is_bool);
@@ -1219,19 +1165,19 @@ static int git_status_config(const char *k, const char *v, void *cb)
 
 int cmd_status(int argc, const char **argv, const char *prefix)
 {
-       struct wt_status s;
+       static struct wt_status s;
        int fd;
        unsigned char sha1[20];
        static struct option builtin_status_options[] = {
                OPT__VERBOSE(&verbose, "be verbose"),
                OPT_SET_INT('s', "short", &status_format,
                            "show status concisely", STATUS_FORMAT_SHORT),
-               OPT_BOOLEAN('b', "branch", &status_show_branch,
+               OPT_BOOLEAN('b', "branch", &s.show_branch,
                            "show branch information"),
                OPT_SET_INT(0, "porcelain", &status_format,
                            "machine-readable output",
                            STATUS_FORMAT_PORCELAIN),
-               OPT_BOOLEAN('z', "null", &null_termination,
+               OPT_BOOLEAN('z', "null", &s.null_termination,
                            "terminate entries with NUL"),
                { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg,
                  "mode",
@@ -1242,7 +1188,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
                { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when",
                  "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)",
                  PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
-               OPT_COLUMN(0, "column", &colopts, "list untracked files in columns"),
+               OPT_COLUMN(0, "column", &s.colopts, "list untracked files in columns"),
                OPT_END(),
        };
 
@@ -1256,10 +1202,9 @@ int cmd_status(int argc, const char **argv, const char *prefix)
        argc = parse_options(argc, argv, prefix,
                             builtin_status_options,
                             builtin_status_usage, 0);
-       finalize_colopts(&colopts, -1);
-       s.colopts = colopts;
+       finalize_colopts(&s.colopts, -1);
 
-       if (null_termination && status_format == STATUS_FORMAT_LONG)
+       if (s.null_termination && status_format == STATUS_FORMAT_LONG)
                status_format = STATUS_FORMAT_PORCELAIN;
 
        handle_untracked_files_arg(&s);
@@ -1284,10 +1229,10 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 
        switch (status_format) {
        case STATUS_FORMAT_SHORT:
-               wt_shortstatus_print(&s, null_termination, status_show_branch);
+               wt_shortstatus_print(&s);
                break;
        case STATUS_FORMAT_PORCELAIN:
-               wt_porcelain_print(&s, null_termination);
+               wt_porcelain_print(&s);
                break;
        case STATUS_FORMAT_LONG:
                s.verbose = verbose;
@@ -1422,6 +1367,60 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
 
 int cmd_commit(int argc, const char **argv, const char *prefix)
 {
+       static struct wt_status s;
+       static struct option builtin_commit_options[] = {
+               OPT__QUIET(&quiet, "suppress summary after successful commit"),
+               OPT__VERBOSE(&verbose, "show diff in commit message template"),
+
+               OPT_GROUP("Commit message options"),
+               OPT_FILENAME('F', "file", &logfile, "read message from file"),
+               OPT_STRING(0, "author", &force_author, "author", "override author for commit"),
+               OPT_STRING(0, "date", &force_date, "date", "override date for commit"),
+               OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m),
+               OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"),
+               OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"),
+               OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"),
+               OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"),
+               OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"),
+               OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
+               OPT_FILENAME('t', "template", &template_file, "use specified template file"),
+               OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"),
+               OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
+               OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"),
+               { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id",
+                 "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
+               /* end commit message options */
+
+               OPT_GROUP("Commit contents options"),
+               OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
+               OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"),
+               OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
+               OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"),
+               OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
+               OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
+               OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"),
+               OPT_SET_INT(0, "short", &status_format, "show status concisely",
+                           STATUS_FORMAT_SHORT),
+               OPT_BOOLEAN(0, "branch", &s.show_branch, "show branch information"),
+               OPT_SET_INT(0, "porcelain", &status_format,
+                           "machine-readable output", STATUS_FORMAT_PORCELAIN),
+               OPT_BOOLEAN('z', "null", &s.null_termination,
+                           "terminate entries with NUL"),
+               OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
+               OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"),
+               { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
+               /* end commit contents options */
+
+               { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL,
+                 "ok to record an empty change",
+                 PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
+               { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL,
+                 "ok to record a change with an empty message",
+                 PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
+
+               OPT_END()
+       };
+
        struct strbuf sb = STRBUF_INIT;
        struct strbuf author_ident = STRBUF_INIT;
        const char *index_file, *reflog_msg;
@@ -1431,7 +1430,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        struct commit_list *parents = NULL, **pptr = &parents;
        struct stat statbuf;
        int allow_fast_forward = 1;
-       struct wt_status s;
        struct commit *current_head = NULL;
        struct commit_extra_header *extra = NULL;
 
@@ -1441,6 +1439,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        wt_status_prepare(&s);
        git_config(git_commit_config, &s);
        determine_whence(&s);
+       s.colopts = 0;
 
        if (get_sha1("HEAD", sha1))
                current_head = NULL;
@@ -1449,7 +1448,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                if (!current_head || parse_commit(current_head))
                        die(_("could not parse HEAD commit"));
        }
-       argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
+       argc = parse_and_validate_options(argc, argv, builtin_commit_options,
+                                         builtin_commit_usage,
                                          prefix, current_head, &s);
        if (dry_run)
                return dry_run_commit(argc, argv, prefix, current_head, &s);