string-list: rename the include guard to STRING_LIST_H
[gitweb.git] / builtin-commit.c
index 09d28405ecde6112b799a423775e961ccdfd0789..073fe90ba1e04c3845fe49521db39b28339acb43 100644 (file)
@@ -24,6 +24,7 @@
 #include "string-list.h"
 #include "rerere.h"
 #include "unpack-trees.h"
+#include "quote.h"
 
 static const char * const builtin_commit_usage[] = {
        "git commit [options] [--] <filepattern>...",
@@ -35,7 +36,7 @@ static const char * const builtin_status_usage[] = {
        NULL
 };
 
-static unsigned char head_sha1[20], merge_head_sha1[20];
+static unsigned char head_sha1[20];
 static char *use_message_buffer;
 static const char commit_editmsg[] = "COMMIT_EDITMSG";
 static struct lock_file index_lock; /* real index */
@@ -51,8 +52,8 @@ static const char *template_file;
 static char *edit_message, *use_message;
 static char *author_name, *author_email, *author_date;
 static int all, edit_flag, also, interactive, only, amend, signoff;
-static int quiet, verbose, no_verify, allow_empty, dry_run;
-static char *untracked_files_arg;
+static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship;
+static char *untracked_files_arg, *force_date;
 /*
  * The default commit message cleanup mode will remove the lines
  * beginning with # (shell comments) and leading and trailing
@@ -71,6 +72,13 @@ static int use_editor = 1, initial_commit, in_merge;
 static const char *only_include_assumed;
 static struct strbuf message;
 
+static int null_termination;
+static enum {
+       STATUS_FORMAT_LONG,
+       STATUS_FORMAT_SHORT,
+       STATUS_FORMAT_PORCELAIN,
+} status_format = STATUS_FORMAT_LONG;
+
 static int opt_parse_m(const struct option *opt, const char *arg, int unset)
 {
        struct strbuf *buf = opt->value;
@@ -86,16 +94,20 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset)
 static struct option builtin_commit_options[] = {
        OPT__QUIET(&quiet),
        OPT__VERBOSE(&verbose),
-       OPT_GROUP("Commit message options"),
 
+       OPT_GROUP("Commit message options"),
        OPT_FILENAME('F', "file", &logfile, "read log 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", "specify commit message", opt_parse_m),
-       OPT_STRING('c', "reedit-message", &edit_message, "COMMIT", "reuse and edit message from specified commit "),
+       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_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_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"),
+       OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
+       /* end commit message options */
 
        OPT_GROUP("Commit contents options"),
        OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
@@ -104,10 +116,16 @@ static struct option builtin_commit_options[] = {
        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_SET_INT(0, "porcelain", &status_format,
+                   "show porcelain output format", STATUS_FORMAT_PORCELAIN),
+       OPT_BOOLEAN('z', "null", &null_termination,
+                   "terminate entries with NUL"),
        OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
        { 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" },
        OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"),
-       OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
+       /* end commit contents options */
 
        OPT_END()
 };
@@ -305,7 +323,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
         */
        commit_style = COMMIT_PARTIAL;
 
-       if (file_exists(git_path("MERGE_HEAD")))
+       if (in_merge)
                die("cannot do a partial commit during a merge.");
 
        memset(&partial, 0, sizeof(partial));
@@ -346,6 +364,8 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
 static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn,
                      struct wt_status *s)
 {
+       unsigned char sha1[20];
+
        if (s->relative_paths)
                s->prefix = prefix;
 
@@ -357,8 +377,21 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int
        s->index_file = index_file;
        s->fp = fp;
        s->nowarn = nowarn;
+       s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0;
 
-       wt_status_print(s);
+       wt_status_collect(s);
+
+       switch (status_format) {
+       case STATUS_FORMAT_SHORT:
+               wt_shortstatus_print(s, null_termination);
+               break;
+       case STATUS_FORMAT_PORCELAIN:
+               wt_porcelain_print(s, null_termination);
+               break;
+       case STATUS_FORMAT_LONG:
+               wt_status_print(s);
+               break;
+       }
 
        return s->commitable;
 }
@@ -381,7 +414,7 @@ static void determine_author_info(void)
        email = getenv("GIT_AUTHOR_EMAIL");
        date = getenv("GIT_AUTHOR_DATE");
 
-       if (use_message) {
+       if (use_message && !renew_authorship) {
                const char *a, *lb, *rb, *eol;
 
                a = strstr(use_message_buffer, "\nauthor ");
@@ -409,6 +442,9 @@ static void determine_author_info(void)
                email = xstrndup(lb + 2, rb - (lb + 2));
        }
 
+       if (force_date)
+               date = force_date;
+
        author_name = name;
        author_email = email;
        author_date = date;
@@ -734,6 +770,21 @@ static const char *find_author_by_nickname(const char *name)
        die("No existing author found with '%s'", name);
 }
 
+
+static void handle_untracked_files_arg(struct wt_status *s)
+{
+       if (!untracked_files_arg)
+               ; /* default already initialized */
+       else if (!strcmp(untracked_files_arg, "no"))
+               s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
+       else if (!strcmp(untracked_files_arg, "normal"))
+               s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
+       else if (!strcmp(untracked_files_arg, "all"))
+               s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
+       else
+               die("Invalid untracked files mode '%s'", untracked_files_arg);
+}
+
 static int parse_and_validate_options(int argc, const char *argv[],
                                      const char * const usage[],
                                      const char *prefix,
@@ -747,6 +798,9 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (force_author && !strchr(force_author, '>'))
                force_author = find_author_by_nickname(force_author);
 
+       if (force_author && renew_authorship)
+               die("Using both --reset-author and --author does not make sense");
+
        if (logfile || message.len || use_message)
                use_editor = 0;
        if (edit_flag)
@@ -757,9 +811,6 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (get_sha1("HEAD", head_sha1))
                initial_commit = 1;
 
-       if (!get_sha1("MERGE_HEAD", merge_head_sha1))
-               in_merge = 1;
-
        /* Sanity check options */
        if (amend && initial_commit)
                die("You have nothing to amend.");
@@ -780,6 +831,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
                use_message = edit_message;
        if (amend && !use_message)
                use_message = "HEAD";
+       if (!use_message && renew_authorship)
+               die("--reset-author can be used only with -C, -c or --amend.");
        if (use_message) {
                unsigned char sha1[20];
                static char utf8[] = "UTF-8";
@@ -837,22 +890,18 @@ static int parse_and_validate_options(int argc, const char *argv[],
        else
                die("Invalid cleanup mode %s", cleanup_arg);
 
-       if (!untracked_files_arg)
-               ; /* default already initialized */
-       else if (!strcmp(untracked_files_arg, "no"))
-               s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
-       else if (!strcmp(untracked_files_arg, "normal"))
-               s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
-       else if (!strcmp(untracked_files_arg, "all"))
-               s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
-       else
-               die("Invalid untracked files mode '%s'", untracked_files_arg);
+       handle_untracked_files_arg(s);
 
        if (all && argc > 0)
                die("Paths with -a does not make sense.");
        else if (interactive && argc > 0)
                die("Paths with --interactive does not make sense.");
 
+       if (null_termination && status_format == STATUS_FORMAT_LONG)
+               status_format = STATUS_FORMAT_PORCELAIN;
+       if (status_format != STATUS_FORMAT_LONG)
+               dry_run = 1;
+
        return argc;
 }
 
@@ -884,7 +933,7 @@ static int parse_status_slot(const char *var, int offset)
                return WT_STATUS_NOBRANCH;
        if (!strcasecmp(var+offset, "unmerged"))
                return WT_STATUS_UNMERGED;
-       die("bad config variable '%s'", var);
+       return -1;
 }
 
 static int git_status_config(const char *k, const char *v, void *cb)
@@ -904,6 +953,8 @@ static int git_status_config(const char *k, const char *v, void *cb)
        }
        if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
                int slot = parse_status_slot(k, 13);
+               if (slot < 0)
+                       return 0;
                if (!v)
                        return config_error_nonbool(k);
                color_parse(v, k, s->color_palette[slot]);
@@ -932,17 +983,63 @@ 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;
+       unsigned char sha1[20];
+       static struct option builtin_status_options[] = {
+               OPT__VERBOSE(&verbose),
+               OPT_SET_INT('s', "short", &status_format,
+                           "show status concisely", STATUS_FORMAT_SHORT),
+               OPT_SET_INT(0, "porcelain", &status_format,
+                           "show porcelain output format",
+                           STATUS_FORMAT_PORCELAIN),
+               OPT_BOOLEAN('z', "null", &null_termination,
+                           "terminate entries with NUL"),
+               { 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" },
+               OPT_END(),
+       };
+
+       if (null_termination && status_format == STATUS_FORMAT_LONG)
+               status_format = STATUS_FORMAT_PORCELAIN;
 
        wt_status_prepare(&s);
        git_config(git_status_config, &s);
+       in_merge = file_exists(git_path("MERGE_HEAD"));
+       argc = parse_options(argc, argv, prefix,
+                            builtin_status_options,
+                            builtin_status_usage, 0);
+       handle_untracked_files_arg(&s);
+
+       if (*argv)
+               s.pathspec = get_pathspec(prefix, argv);
+
+       read_cache();
+       refresh_cache(REFRESH_QUIET|REFRESH_UNMERGED);
+       s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
+       s.in_merge = in_merge;
+       wt_status_collect(&s);
+
+       if (s.relative_paths)
+               s.prefix = prefix;
        if (s.use_color == -1)
                s.use_color = git_use_color_default;
        if (diff_use_color_default == -1)
                diff_use_color_default = git_use_color_default;
 
-       argc = parse_and_validate_options(argc, argv, builtin_status_usage,
-                                         prefix, &s);
-       return dry_run_commit(argc, argv, prefix, &s);
+       switch (status_format) {
+       case STATUS_FORMAT_SHORT:
+               wt_shortstatus_print(&s, null_termination);
+               break;
+       case STATUS_FORMAT_PORCELAIN:
+               wt_porcelain_print(&s, null_termination);
+               break;
+       case STATUS_FORMAT_LONG:
+               s.verbose = verbose;
+               wt_status_print(&s);
+               break;
+       }
+       return 0;
 }
 
 static void print_summary(const char *prefix, const unsigned char *sha1)
@@ -1018,10 +1115,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
        wt_status_prepare(&s);
        git_config(git_commit_config, &s);
+       in_merge = file_exists(git_path("MERGE_HEAD"));
+       s.in_merge = in_merge;
 
        if (s.use_color == -1)
                s.use_color = git_use_color_default;
-
        argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
                                          prefix, &s);
        if (dry_run) {