2007-11-08 16:59:00 +00:00
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/*
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* Builtin "git commit"
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*
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* Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com>
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* Based on git-commit.sh by Junio C Hamano and Linus Torvalds
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*/
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#include "cache.h"
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#include "cache-tree.h"
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2007-11-18 09:52:55 +00:00
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#include "dir.h"
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2007-11-08 16:59:00 +00:00
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#include "builtin.h"
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#include "diff.h"
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#include "diffcore.h"
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#include "commit.h"
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#include "revision.h"
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#include "wt-status.h"
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#include "run-command.h"
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#include "refs.h"
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#include "log-tree.h"
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#include "strbuf.h"
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#include "utf8.h"
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#include "parse-options.h"
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2007-11-18 09:52:55 +00:00
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#include "path-list.h"
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2008-01-13 08:30:56 +00:00
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#include "unpack-trees.h"
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2007-11-08 16:59:00 +00:00
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static const char * const builtin_commit_usage[] = {
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"git-commit [options] [--] <filepattern>...",
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NULL
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};
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2007-12-03 05:02:09 +00:00
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static const char * const builtin_status_usage[] = {
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"git-status [options] [--] <filepattern>...",
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NULL
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};
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2007-11-08 16:59:00 +00:00
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static unsigned char head_sha1[20], merge_head_sha1[20];
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static char *use_message_buffer;
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static const char commit_editmsg[] = "COMMIT_EDITMSG";
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2007-11-18 09:52:55 +00:00
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static struct lock_file index_lock; /* real index */
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static struct lock_file false_lock; /* used only for partial commits */
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static enum {
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COMMIT_AS_IS = 1,
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COMMIT_NORMAL,
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COMMIT_PARTIAL,
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} commit_style;
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2007-11-08 16:59:00 +00:00
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2007-11-11 17:36:39 +00:00
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static char *logfile, *force_author, *template_file;
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2007-11-08 16:59:00 +00:00
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static char *edit_message, *use_message;
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static int all, edit_flag, also, interactive, only, amend, signoff;
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2007-12-03 08:03:10 +00:00
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static int quiet, verbose, untracked_files, no_verify, allow_empty;
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2007-12-22 18:46:24 +00:00
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/*
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* The default commit message cleanup mode will remove the lines
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* beginning with # (shell comments) and leading and trailing
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* whitespaces (empty lines or containing only whitespaces)
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* if editor is used, and only the whitespaces if the message
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* is specified explicitly.
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*/
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static enum {
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CLEANUP_SPACE,
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CLEANUP_NONE,
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CLEANUP_ALL,
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} cleanup_mode;
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static char *cleanup_arg;
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2007-11-08 16:59:00 +00:00
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2007-12-23 03:25:37 +00:00
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static int use_editor = 1, initial_commit, in_merge;
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2007-11-08 16:59:00 +00:00
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const char *only_include_assumed;
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2007-11-11 17:36:39 +00:00
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struct strbuf message;
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static int opt_parse_m(const struct option *opt, const char *arg, int unset)
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{
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struct strbuf *buf = opt->value;
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if (unset)
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strbuf_setlen(buf, 0);
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else {
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strbuf_addstr(buf, arg);
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strbuf_addch(buf, '\n');
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strbuf_addch(buf, '\n');
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}
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return 0;
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}
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2007-11-08 16:59:00 +00:00
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static struct option builtin_commit_options[] = {
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OPT__QUIET(&quiet),
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OPT__VERBOSE(&verbose),
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OPT_GROUP("Commit message options"),
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OPT_STRING('F', "file", &logfile, "FILE", "read log from file"),
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OPT_STRING(0, "author", &force_author, "AUTHOR", "override author for commit"),
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2007-11-11 17:36:39 +00:00
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OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m),
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2007-11-08 16:59:00 +00:00
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OPT_STRING('c', "reedit-message", &edit_message, "COMMIT", "reuse and edit message from specified commit "),
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OPT_STRING('C', "reuse-message", &use_message, "COMMIT", "reuse message from specified commit"),
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OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by: header"),
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OPT_STRING('t', "template", &template_file, "FILE", "use specified template file"),
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OPT_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"),
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OPT_GROUP("Commit contents options"),
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OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
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OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"),
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OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
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OPT_BOOLEAN('o', "only", &only, ""),
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OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
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OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
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OPT_BOOLEAN(0, "untracked-files", &untracked_files, "show all untracked files"),
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2007-12-03 08:03:10 +00:00
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OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"),
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2007-12-22 18:46:24 +00:00
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OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
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2007-11-08 16:59:00 +00:00
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OPT_END()
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};
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2007-11-18 09:52:55 +00:00
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static void rollback_index_files(void)
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{
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switch (commit_style) {
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case COMMIT_AS_IS:
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break; /* nothing to do */
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case COMMIT_NORMAL:
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rollback_lock_file(&index_lock);
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break;
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case COMMIT_PARTIAL:
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rollback_lock_file(&index_lock);
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rollback_lock_file(&false_lock);
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break;
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}
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}
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static void commit_index_files(void)
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{
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switch (commit_style) {
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case COMMIT_AS_IS:
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break; /* nothing to do */
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case COMMIT_NORMAL:
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commit_lock_file(&index_lock);
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break;
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case COMMIT_PARTIAL:
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commit_lock_file(&index_lock);
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rollback_lock_file(&false_lock);
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break;
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}
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}
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/*
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* Take a union of paths in the index and the named tree (typically, "HEAD"),
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* and return the paths that match the given pattern in list.
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*/
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static int list_paths(struct path_list *list, const char *with_tree,
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const char *prefix, const char **pattern)
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{
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int i;
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char *m;
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for (i = 0; pattern[i]; i++)
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;
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m = xcalloc(1, i);
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if (with_tree)
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overlay_tree_on_cache(with_tree, prefix);
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for (i = 0; i < active_nr; i++) {
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struct cache_entry *ce = active_cache[i];
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2008-01-15 00:03:17 +00:00
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if (ce->ce_flags & CE_UPDATE)
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2008-01-14 21:54:24 +00:00
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continue;
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2007-11-18 09:52:55 +00:00
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if (!pathspec_match(pattern, m, ce->name, 0))
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continue;
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path_list_insert(ce->name, list);
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}
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return report_path_error(m, pattern, prefix ? strlen(prefix) : 0);
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}
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static void add_remove_files(struct path_list *list)
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{
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int i;
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for (i = 0; i < list->nr; i++) {
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struct path_list_item *p = &(list->items[i]);
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if (file_exists(p->path))
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add_file_to_cache(p->path, 0);
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else
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remove_file_from_cache(p->path);
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}
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}
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2008-01-13 08:30:56 +00:00
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static void create_base_index(void)
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{
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struct tree *tree;
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struct unpack_trees_options opts;
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struct tree_desc t;
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if (initial_commit) {
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discard_cache();
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return;
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}
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memset(&opts, 0, sizeof(opts));
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opts.head_idx = 1;
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opts.index_only = 1;
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opts.merge = 1;
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opts.fn = oneway_merge;
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tree = parse_tree_indirect(head_sha1);
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if (!tree)
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die("failed to unpack HEAD tree object");
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parse_tree(tree);
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init_tree_desc(&t, tree->buffer, tree->size);
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unpack_trees(1, &t, &opts);
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}
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2007-11-25 16:46:29 +00:00
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static char *prepare_index(int argc, const char **argv, const char *prefix)
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2007-11-08 16:59:00 +00:00
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{
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int fd;
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2007-11-18 09:52:55 +00:00
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struct path_list partial;
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const char **pathspec = NULL;
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2007-11-08 16:59:00 +00:00
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if (interactive) {
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2007-11-25 18:10:10 +00:00
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interactive_add(argc, argv, prefix);
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2007-11-18 09:52:55 +00:00
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commit_style = COMMIT_AS_IS;
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2007-11-08 16:59:00 +00:00
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return get_index_file();
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}
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if (read_cache() < 0)
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die("index file corrupt");
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2007-11-25 16:46:29 +00:00
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if (*argv)
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pathspec = get_pathspec(prefix, argv);
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2007-11-18 09:52:55 +00:00
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/*
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* Non partial, non as-is commit.
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*
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* (1) get the real index;
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* (2) update the_index as necessary;
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* (3) write the_index out to the real index (still locked);
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* (4) return the name of the locked index file.
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*
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* The caller should run hooks on the locked real index, and
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* (A) if all goes well, commit the real index;
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* (B) on failure, rollback the real index.
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*/
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if (all || (also && pathspec && *pathspec)) {
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int fd = hold_locked_index(&index_lock, 1);
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add_files_to_cache(0, also ? prefix : NULL, pathspec);
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2007-11-09 16:40:27 +00:00
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refresh_cache(REFRESH_QUIET);
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2008-01-16 19:12:46 +00:00
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if (write_cache(fd, active_cache, active_nr) ||
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close_lock_file(&index_lock))
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2007-11-08 16:59:00 +00:00
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die("unable to write new_index file");
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2007-11-18 09:52:55 +00:00
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commit_style = COMMIT_NORMAL;
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return index_lock.filename;
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2007-11-08 16:59:00 +00:00
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}
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2007-11-18 09:52:55 +00:00
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/*
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* As-is commit.
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*
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* (1) return the name of the real index file.
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*
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* The caller should run hooks on the real index, and run
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* hooks on the real index, and create commit from the_index.
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* We still need to refresh the index here.
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*/
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if (!pathspec || !*pathspec) {
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fd = hold_locked_index(&index_lock, 1);
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refresh_cache(REFRESH_QUIET);
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if (write_cache(fd, active_cache, active_nr) ||
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2008-01-15 20:00:02 +00:00
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commit_locked_index(&index_lock))
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2007-11-18 09:52:55 +00:00
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die("unable to write new_index file");
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commit_style = COMMIT_AS_IS;
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2007-11-08 16:59:00 +00:00
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return get_index_file();
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}
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2007-11-18 09:52:55 +00:00
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/*
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* A partial commit.
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*
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* (0) find the set of affected paths;
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* (1) get lock on the real index file;
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* (2) update the_index with the given paths;
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* (3) write the_index out to the real index (still locked);
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* (4) get lock on the false index file;
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* (5) reset the_index from HEAD;
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* (6) update the_index the same way as (2);
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* (7) write the_index out to the false index file;
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* (8) return the name of the false index file (still locked);
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*
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* The caller should run hooks on the locked false index, and
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* create commit from it. Then
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* (A) if all goes well, commit the real index;
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* (B) on failure, rollback the real index;
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* In either case, rollback the false index.
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*/
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commit_style = COMMIT_PARTIAL;
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if (file_exists(git_path("MERGE_HEAD")))
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die("cannot do a partial commit during a merge.");
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memset(&partial, 0, sizeof(partial));
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partial.strdup_paths = 1;
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if (list_paths(&partial, initial_commit ? NULL : "HEAD", prefix, pathspec))
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exit(1);
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discard_cache();
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if (read_cache() < 0)
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die("cannot read the index");
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fd = hold_locked_index(&index_lock, 1);
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add_remove_files(&partial);
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2007-11-12 20:48:22 +00:00
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refresh_cache(REFRESH_QUIET);
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2008-01-16 19:12:46 +00:00
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if (write_cache(fd, active_cache, active_nr) ||
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close_lock_file(&index_lock))
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2007-11-08 16:59:00 +00:00
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die("unable to write new_index file");
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2007-11-18 09:52:55 +00:00
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fd = hold_lock_file_for_update(&false_lock,
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git_path("next-index-%d", getpid()), 1);
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2008-01-13 08:30:56 +00:00
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create_base_index();
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2007-11-18 09:52:55 +00:00
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add_remove_files(&partial);
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2007-11-09 16:40:27 +00:00
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refresh_cache(REFRESH_QUIET);
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2007-11-08 16:59:00 +00:00
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2008-01-16 19:12:46 +00:00
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if (write_cache(fd, active_cache, active_nr) ||
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close_lock_file(&false_lock))
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2007-11-18 09:52:55 +00:00
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die("unable to write temporary index file");
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return false_lock.filename;
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2007-11-08 16:59:00 +00:00
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}
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2007-12-13 03:09:16 +00:00
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static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn)
|
2007-11-08 16:59:00 +00:00
|
|
|
{
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struct wt_status s;
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wt_status_prepare(&s);
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2007-12-07 21:26:07 +00:00
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if (wt_status_relative_paths)
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|
|
|
s.prefix = prefix;
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
if (amend) {
|
|
|
|
s.amend = 1;
|
|
|
|
s.reference = "HEAD^1";
|
|
|
|
}
|
|
|
|
s.verbose = verbose;
|
|
|
|
s.untracked = untracked_files;
|
|
|
|
s.index_file = index_file;
|
|
|
|
s.fp = fp;
|
2007-12-13 03:09:16 +00:00
|
|
|
s.nowarn = nowarn;
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
wt_status_print(&s);
|
|
|
|
|
|
|
|
return s.commitable;
|
|
|
|
}
|
|
|
|
|
|
|
|
static const char sign_off_header[] = "Signed-off-by: ";
|
|
|
|
|
2007-11-11 17:35:41 +00:00
|
|
|
static int prepare_log_message(const char *index_file, const char *prefix)
|
2007-11-08 16:59:00 +00:00
|
|
|
{
|
|
|
|
struct stat statbuf;
|
2007-11-18 20:01:38 +00:00
|
|
|
int commitable, saved_color_setting;
|
2007-11-08 16:59:00 +00:00
|
|
|
struct strbuf sb;
|
|
|
|
char *buffer;
|
|
|
|
FILE *fp;
|
|
|
|
|
|
|
|
strbuf_init(&sb, 0);
|
2007-11-11 17:36:39 +00:00
|
|
|
if (message.len) {
|
|
|
|
strbuf_addbuf(&sb, &message);
|
2007-11-08 16:59:00 +00:00
|
|
|
} else if (logfile && !strcmp(logfile, "-")) {
|
|
|
|
if (isatty(0))
|
|
|
|
fprintf(stderr, "(reading log message from standard input)\n");
|
|
|
|
if (strbuf_read(&sb, 0, 0) < 0)
|
|
|
|
die("could not read log from standard input");
|
|
|
|
} else if (logfile) {
|
|
|
|
if (strbuf_read_file(&sb, logfile, 0) < 0)
|
|
|
|
die("could not read log file '%s': %s",
|
|
|
|
logfile, strerror(errno));
|
|
|
|
} else if (use_message) {
|
|
|
|
buffer = strstr(use_message_buffer, "\n\n");
|
|
|
|
if (!buffer || buffer[2] == '\0')
|
|
|
|
die("commit has empty message");
|
|
|
|
strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
|
|
|
|
} else if (!stat(git_path("MERGE_MSG"), &statbuf)) {
|
|
|
|
if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0)
|
|
|
|
die("could not read MERGE_MSG: %s", strerror(errno));
|
|
|
|
} else if (!stat(git_path("SQUASH_MSG"), &statbuf)) {
|
|
|
|
if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0)
|
|
|
|
die("could not read SQUASH_MSG: %s", strerror(errno));
|
|
|
|
} else if (template_file && !stat(template_file, &statbuf)) {
|
|
|
|
if (strbuf_read_file(&sb, template_file, 0) < 0)
|
|
|
|
die("could not read %s: %s",
|
|
|
|
template_file, strerror(errno));
|
|
|
|
}
|
|
|
|
|
|
|
|
fp = fopen(git_path(commit_editmsg), "w");
|
|
|
|
if (fp == NULL)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("could not open %s", git_path(commit_editmsg));
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-12-22 18:46:24 +00:00
|
|
|
if (cleanup_mode != CLEANUP_NONE)
|
|
|
|
stripspace(&sb, 0);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
if (signoff) {
|
2007-11-11 17:35:58 +00:00
|
|
|
struct strbuf sob;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
strbuf_init(&sob, 0);
|
|
|
|
strbuf_addstr(&sob, sign_off_header);
|
2007-12-02 21:43:34 +00:00
|
|
|
strbuf_addstr(&sob, fmt_name(getenv("GIT_COMMITTER_NAME"),
|
|
|
|
getenv("GIT_COMMITTER_EMAIL")));
|
2007-11-11 17:35:58 +00:00
|
|
|
strbuf_addch(&sob, '\n');
|
|
|
|
for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--)
|
|
|
|
; /* do nothing */
|
2007-11-11 17:36:27 +00:00
|
|
|
if (prefixcmp(sb.buf + i, sob.buf)) {
|
|
|
|
if (prefixcmp(sb.buf + i, sign_off_header))
|
|
|
|
strbuf_addch(&sb, '\n');
|
2007-11-11 17:35:58 +00:00
|
|
|
strbuf_addbuf(&sb, &sob);
|
2007-11-11 17:36:27 +00:00
|
|
|
}
|
2007-11-11 17:35:58 +00:00
|
|
|
strbuf_release(&sob);
|
2007-11-08 16:59:00 +00:00
|
|
|
}
|
|
|
|
|
2007-11-11 17:35:58 +00:00
|
|
|
if (fwrite(sb.buf, 1, sb.len, fp) < sb.len)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("could not write commit template: %s", strerror(errno));
|
2007-11-11 17:35:58 +00:00
|
|
|
|
2007-11-08 16:59:00 +00:00
|
|
|
strbuf_release(&sb);
|
|
|
|
|
2007-12-23 03:25:37 +00:00
|
|
|
if (!use_editor) {
|
2007-11-28 21:13:08 +00:00
|
|
|
struct rev_info rev;
|
2007-12-23 03:22:29 +00:00
|
|
|
unsigned char sha1[20];
|
2007-12-20 03:23:03 +00:00
|
|
|
const char *parent = "HEAD";
|
2007-11-28 21:13:08 +00:00
|
|
|
|
|
|
|
fclose(fp);
|
|
|
|
|
|
|
|
if (!active_nr && read_cache() < 0)
|
|
|
|
die("Cannot read index");
|
|
|
|
|
2007-12-20 03:23:03 +00:00
|
|
|
if (amend)
|
|
|
|
parent = "HEAD^1";
|
|
|
|
|
2007-12-23 03:22:29 +00:00
|
|
|
if (get_sha1(parent, sha1))
|
|
|
|
return !!active_nr;
|
|
|
|
|
2007-11-28 21:13:08 +00:00
|
|
|
init_revisions(&rev, "");
|
|
|
|
rev.abbrev = 0;
|
2007-12-20 03:23:03 +00:00
|
|
|
setup_revisions(0, NULL, &rev, parent);
|
2007-11-28 21:13:08 +00:00
|
|
|
DIFF_OPT_SET(&rev.diffopt, QUIET);
|
|
|
|
DIFF_OPT_SET(&rev.diffopt, EXIT_WITH_STATUS);
|
|
|
|
run_diff_index(&rev, 1 /* cached */);
|
|
|
|
|
|
|
|
return !!DIFF_OPT_TST(&rev.diffopt, HAS_CHANGES);
|
|
|
|
}
|
|
|
|
|
2007-12-23 03:25:37 +00:00
|
|
|
if (in_merge)
|
2007-11-08 16:59:00 +00:00
|
|
|
fprintf(fp,
|
|
|
|
"#\n"
|
|
|
|
"# It looks like you may be committing a MERGE.\n"
|
|
|
|
"# If this is not correct, please remove the file\n"
|
|
|
|
"# %s\n"
|
|
|
|
"# and try again.\n"
|
|
|
|
"#\n",
|
|
|
|
git_path("MERGE_HEAD"));
|
|
|
|
|
|
|
|
fprintf(fp,
|
|
|
|
"\n"
|
|
|
|
"# Please enter the commit message for your changes.\n"
|
2007-12-22 18:46:24 +00:00
|
|
|
"# (Comment lines starting with '#' will ");
|
|
|
|
if (cleanup_mode == CLEANUP_ALL)
|
|
|
|
fprintf(fp, "not be included)\n");
|
|
|
|
else /* CLEANUP_SPACE, that is. */
|
|
|
|
fprintf(fp, "be kept.\n"
|
|
|
|
"# You can remove them yourself if you want to)\n");
|
2007-11-08 16:59:00 +00:00
|
|
|
if (only_include_assumed)
|
|
|
|
fprintf(fp, "# %s\n", only_include_assumed);
|
|
|
|
|
2007-11-18 20:01:38 +00:00
|
|
|
saved_color_setting = wt_status_use_color;
|
|
|
|
wt_status_use_color = 0;
|
2007-12-13 03:09:16 +00:00
|
|
|
commitable = run_status(fp, index_file, prefix, 1);
|
2007-11-18 20:01:38 +00:00
|
|
|
wt_status_use_color = saved_color_setting;
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
fclose(fp);
|
|
|
|
|
|
|
|
return commitable;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Find out if the message starting at position 'start' in the strbuf
|
|
|
|
* contains only whitespace and Signed-off-by lines.
|
|
|
|
*/
|
|
|
|
static int message_is_empty(struct strbuf *sb, int start)
|
|
|
|
{
|
|
|
|
struct strbuf tmpl;
|
|
|
|
const char *nl;
|
|
|
|
int eol, i;
|
|
|
|
|
2007-12-22 18:46:24 +00:00
|
|
|
if (cleanup_mode == CLEANUP_NONE && sb->len)
|
|
|
|
return 0;
|
|
|
|
|
2007-11-08 16:59:00 +00:00
|
|
|
/* See if the template is just a prefix of the message. */
|
|
|
|
strbuf_init(&tmpl, 0);
|
|
|
|
if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) {
|
2007-12-22 18:46:24 +00:00
|
|
|
stripspace(&tmpl, cleanup_mode == CLEANUP_ALL);
|
2007-11-08 16:59:00 +00:00
|
|
|
if (start + tmpl.len <= sb->len &&
|
|
|
|
memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0)
|
|
|
|
start += tmpl.len;
|
|
|
|
}
|
|
|
|
strbuf_release(&tmpl);
|
|
|
|
|
|
|
|
/* Check if the rest is just whitespace and Signed-of-by's. */
|
|
|
|
for (i = start; i < sb->len; i++) {
|
|
|
|
nl = memchr(sb->buf + i, '\n', sb->len - i);
|
|
|
|
if (nl)
|
|
|
|
eol = nl - sb->buf;
|
|
|
|
else
|
|
|
|
eol = sb->len;
|
|
|
|
|
|
|
|
if (strlen(sign_off_header) <= eol - i &&
|
|
|
|
!prefixcmp(sb->buf + i, sign_off_header)) {
|
|
|
|
i = eol;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
while (i < eol)
|
|
|
|
if (!isspace(sb->buf[i++]))
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void determine_author_info(struct strbuf *sb)
|
|
|
|
{
|
|
|
|
char *name, *email, *date;
|
|
|
|
|
|
|
|
name = getenv("GIT_AUTHOR_NAME");
|
|
|
|
email = getenv("GIT_AUTHOR_EMAIL");
|
|
|
|
date = getenv("GIT_AUTHOR_DATE");
|
|
|
|
|
|
|
|
if (use_message) {
|
|
|
|
const char *a, *lb, *rb, *eol;
|
|
|
|
|
|
|
|
a = strstr(use_message_buffer, "\nauthor ");
|
|
|
|
if (!a)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("invalid commit: %s", use_message);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
lb = strstr(a + 8, " <");
|
|
|
|
rb = strstr(a + 8, "> ");
|
|
|
|
eol = strchr(a + 8, '\n');
|
|
|
|
if (!lb || !rb || !eol)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("invalid commit: %s", use_message);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
name = xstrndup(a + 8, lb - (a + 8));
|
|
|
|
email = xstrndup(lb + 2, rb - (lb + 2));
|
|
|
|
date = xstrndup(rb + 2, eol - (rb + 2));
|
|
|
|
}
|
|
|
|
|
|
|
|
if (force_author) {
|
|
|
|
const char *lb = strstr(force_author, " <");
|
|
|
|
const char *rb = strchr(force_author, '>');
|
|
|
|
|
|
|
|
if (!lb || !rb)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("malformed --author parameter");
|
2007-11-08 16:59:00 +00:00
|
|
|
name = xstrndup(force_author, lb - force_author);
|
|
|
|
email = xstrndup(lb + 2, rb - (lb + 2));
|
|
|
|
}
|
|
|
|
|
2007-12-09 01:32:08 +00:00
|
|
|
strbuf_addf(sb, "author %s\n", fmt_ident(name, email, date, IDENT_ERROR_ON_NO_NAME));
|
2007-11-08 16:59:00 +00:00
|
|
|
}
|
|
|
|
|
2007-12-03 05:02:09 +00:00
|
|
|
static int parse_and_validate_options(int argc, const char *argv[],
|
|
|
|
const char * const usage[])
|
2007-11-08 16:59:00 +00:00
|
|
|
{
|
|
|
|
int f = 0;
|
|
|
|
|
2007-12-03 05:02:09 +00:00
|
|
|
argc = parse_options(argc, argv, builtin_commit_options, usage, 0);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-11 17:36:39 +00:00
|
|
|
if (logfile || message.len || use_message)
|
2007-12-23 03:25:37 +00:00
|
|
|
use_editor = 0;
|
2007-11-08 16:59:00 +00:00
|
|
|
if (edit_flag)
|
2007-12-23 03:25:37 +00:00
|
|
|
use_editor = 1;
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
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.");
|
|
|
|
if (amend && in_merge)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("You are in the middle of a merge -- cannot amend.");
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
if (use_message)
|
|
|
|
f++;
|
|
|
|
if (edit_message)
|
|
|
|
f++;
|
|
|
|
if (logfile)
|
|
|
|
f++;
|
|
|
|
if (f > 1)
|
|
|
|
die("Only one of -c/-C/-F can be used.");
|
2007-11-11 17:36:39 +00:00
|
|
|
if (message.len && f > 0)
|
2007-11-08 16:59:00 +00:00
|
|
|
die("Option -m cannot be combined with -c/-C/-F.");
|
|
|
|
if (edit_message)
|
|
|
|
use_message = edit_message;
|
2007-12-14 19:57:22 +00:00
|
|
|
if (amend && !use_message)
|
2007-11-08 16:59:00 +00:00
|
|
|
use_message = "HEAD";
|
|
|
|
if (use_message) {
|
|
|
|
unsigned char sha1[20];
|
|
|
|
static char utf8[] = "UTF-8";
|
|
|
|
const char *out_enc;
|
|
|
|
char *enc, *end;
|
|
|
|
struct commit *commit;
|
|
|
|
|
|
|
|
if (get_sha1(use_message, sha1))
|
|
|
|
die("could not lookup commit %s", use_message);
|
|
|
|
commit = lookup_commit(sha1);
|
|
|
|
if (!commit || parse_commit(commit))
|
|
|
|
die("could not parse commit %s", use_message);
|
|
|
|
|
|
|
|
enc = strstr(commit->buffer, "\nencoding");
|
|
|
|
if (enc) {
|
|
|
|
end = strchr(enc + 10, '\n');
|
|
|
|
enc = xstrndup(enc + 10, end - (enc + 10));
|
|
|
|
} else {
|
|
|
|
enc = utf8;
|
|
|
|
}
|
|
|
|
out_enc = git_commit_encoding ? git_commit_encoding : utf8;
|
|
|
|
|
|
|
|
if (strcmp(out_enc, enc))
|
|
|
|
use_message_buffer =
|
|
|
|
reencode_string(commit->buffer, out_enc, enc);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If we failed to reencode the buffer, just copy it
|
|
|
|
* byte for byte so the user can try to fix it up.
|
|
|
|
* This also handles the case where input and output
|
|
|
|
* encodings are identical.
|
|
|
|
*/
|
|
|
|
if (use_message_buffer == NULL)
|
|
|
|
use_message_buffer = xstrdup(commit->buffer);
|
|
|
|
if (enc != utf8)
|
|
|
|
free(enc);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!!also + !!only + !!all + !!interactive > 1)
|
|
|
|
die("Only one of --include/--only/--all/--interactive can be used.");
|
|
|
|
if (argc == 0 && (also || (only && !amend)))
|
|
|
|
die("No paths with --include/--only does not make sense.");
|
|
|
|
if (argc == 0 && only && amend)
|
|
|
|
only_include_assumed = "Clever... amending the last one with dirty index.";
|
|
|
|
if (argc > 0 && !also && !only) {
|
|
|
|
only_include_assumed = "Explicit paths specified without -i nor -o; assuming --only paths...";
|
|
|
|
also = 0;
|
|
|
|
}
|
2007-12-22 18:46:24 +00:00
|
|
|
if (!cleanup_arg || !strcmp(cleanup_arg, "default"))
|
|
|
|
cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE;
|
|
|
|
else if (!strcmp(cleanup_arg, "verbatim"))
|
|
|
|
cleanup_mode = CLEANUP_NONE;
|
|
|
|
else if (!strcmp(cleanup_arg, "whitespace"))
|
|
|
|
cleanup_mode = CLEANUP_SPACE;
|
|
|
|
else if (!strcmp(cleanup_arg, "strip"))
|
|
|
|
cleanup_mode = CLEANUP_ALL;
|
|
|
|
else
|
|
|
|
die("Invalid cleanup mode %s", cleanup_arg);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
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.");
|
|
|
|
|
|
|
|
return argc;
|
|
|
|
}
|
|
|
|
|
|
|
|
int cmd_status(int argc, const char **argv, const char *prefix)
|
|
|
|
{
|
|
|
|
const char *index_file;
|
|
|
|
int commitable;
|
|
|
|
|
|
|
|
git_config(git_status_config);
|
|
|
|
|
2007-12-03 05:02:09 +00:00
|
|
|
argc = parse_and_validate_options(argc, argv, builtin_status_usage);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-25 16:46:29 +00:00
|
|
|
index_file = prepare_index(argc, argv, prefix);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-12-13 03:09:16 +00:00
|
|
|
commitable = run_status(stdout, index_file, prefix, 0);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
return commitable ? 0 : 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int run_hook(const char *index_file, const char *name, const char *arg)
|
|
|
|
{
|
|
|
|
struct child_process hook;
|
|
|
|
const char *argv[3], *env[2];
|
|
|
|
char index[PATH_MAX];
|
|
|
|
|
|
|
|
argv[0] = git_path("hooks/%s", name);
|
|
|
|
argv[1] = arg;
|
|
|
|
argv[2] = NULL;
|
|
|
|
snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
|
|
|
|
env[0] = index;
|
|
|
|
env[1] = NULL;
|
|
|
|
|
|
|
|
if (access(argv[0], X_OK) < 0)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
memset(&hook, 0, sizeof(hook));
|
|
|
|
hook.argv = argv;
|
|
|
|
hook.no_stdin = 1;
|
|
|
|
hook.stdout_to_stderr = 1;
|
|
|
|
hook.env = env;
|
|
|
|
|
|
|
|
return run_command(&hook);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void print_summary(const char *prefix, const unsigned char *sha1)
|
|
|
|
{
|
|
|
|
struct rev_info rev;
|
|
|
|
struct commit *commit;
|
|
|
|
|
|
|
|
commit = lookup_commit(sha1);
|
|
|
|
if (!commit)
|
2007-12-02 06:07:03 +00:00
|
|
|
die("couldn't look up newly created commit");
|
2007-11-08 16:59:00 +00:00
|
|
|
if (!commit || parse_commit(commit))
|
|
|
|
die("could not parse newly created commit");
|
|
|
|
|
|
|
|
init_revisions(&rev, prefix);
|
|
|
|
setup_revisions(0, NULL, &rev, NULL);
|
|
|
|
|
|
|
|
rev.abbrev = 0;
|
|
|
|
rev.diff = 1;
|
|
|
|
rev.diffopt.output_format =
|
|
|
|
DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY;
|
|
|
|
|
|
|
|
rev.verbose_header = 1;
|
|
|
|
rev.show_root_diff = 1;
|
|
|
|
rev.commit_format = get_commit_format("format:%h: %s");
|
2007-12-11 05:02:26 +00:00
|
|
|
rev.always_show_header = 0;
|
2007-12-16 23:05:39 +00:00
|
|
|
rev.diffopt.detect_rename = 1;
|
|
|
|
rev.diffopt.rename_limit = 100;
|
|
|
|
rev.diffopt.break_opt = 0;
|
2007-12-16 23:03:58 +00:00
|
|
|
diff_setup_done(&rev.diffopt);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
printf("Created %scommit ", initial_commit ? "initial " : "");
|
|
|
|
|
2007-12-11 05:02:26 +00:00
|
|
|
if (!log_tree_commit(&rev, commit)) {
|
|
|
|
struct strbuf buf = STRBUF_INIT;
|
|
|
|
format_commit_message(commit, "%h: %s", &buf);
|
|
|
|
printf("%s\n", buf.buf);
|
|
|
|
strbuf_release(&buf);
|
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
int git_commit_config(const char *k, const char *v)
|
|
|
|
{
|
|
|
|
if (!strcmp(k, "commit.template")) {
|
|
|
|
template_file = xstrdup(v);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return git_status_config(k, v);
|
|
|
|
}
|
|
|
|
|
2007-12-03 07:55:23 +00:00
|
|
|
static int is_a_merge(const unsigned char *sha1)
|
|
|
|
{
|
|
|
|
struct commit *commit = lookup_commit(sha1);
|
|
|
|
if (!commit || parse_commit(commit))
|
|
|
|
die("could not parse HEAD commit");
|
|
|
|
return !!(commit->parents && commit->parents->next);
|
|
|
|
}
|
|
|
|
|
2007-11-08 16:59:00 +00:00
|
|
|
static const char commit_utf8_warn[] =
|
|
|
|
"Warning: commit message does not conform to UTF-8.\n"
|
|
|
|
"You may want to amend it after fixing the message, or set the config\n"
|
|
|
|
"variable i18n.commitencoding to the encoding your project uses.\n";
|
|
|
|
|
2008-01-16 00:12:33 +00:00
|
|
|
static void add_parent(struct strbuf *sb, const unsigned char *sha1)
|
|
|
|
{
|
|
|
|
struct object *obj = parse_object(sha1);
|
|
|
|
const char *parent = sha1_to_hex(sha1);
|
|
|
|
if (!obj)
|
|
|
|
die("Unable to find commit parent %s", parent);
|
|
|
|
if (obj->type != OBJ_COMMIT)
|
|
|
|
die("Parent %s isn't a proper commit", parent);
|
|
|
|
strbuf_addf(sb, "parent %s\n", parent);
|
|
|
|
}
|
|
|
|
|
2007-11-08 16:59:00 +00:00
|
|
|
int cmd_commit(int argc, const char **argv, const char *prefix)
|
|
|
|
{
|
2007-11-14 15:31:53 +00:00
|
|
|
int header_len;
|
2007-11-08 16:59:00 +00:00
|
|
|
struct strbuf sb;
|
|
|
|
const char *index_file, *reflog_msg;
|
2007-11-22 02:54:49 +00:00
|
|
|
char *nl, *p;
|
2007-11-08 16:59:00 +00:00
|
|
|
unsigned char commit_sha1[20];
|
|
|
|
struct ref_lock *ref_lock;
|
|
|
|
|
|
|
|
git_config(git_commit_config);
|
|
|
|
|
2007-12-03 05:02:09 +00:00
|
|
|
argc = parse_and_validate_options(argc, argv, builtin_commit_usage);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-25 16:46:29 +00:00
|
|
|
index_file = prepare_index(argc, argv, prefix);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
if (!no_verify && run_hook(index_file, "pre-commit", NULL)) {
|
|
|
|
rollback_index_files();
|
|
|
|
return 1;
|
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-12-03 07:55:23 +00:00
|
|
|
if (!prepare_log_message(index_file, prefix) && !in_merge &&
|
2007-12-03 08:03:10 +00:00
|
|
|
!allow_empty && !(amend && is_a_merge(head_sha1))) {
|
2007-12-13 03:09:16 +00:00
|
|
|
run_status(stdout, index_file, prefix, 0);
|
2007-11-18 09:52:55 +00:00
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
unlink(commit_editmsg);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
/*
|
|
|
|
* Re-read the index as pre-commit hook could have updated it,
|
|
|
|
* and write it out as a tree.
|
|
|
|
*/
|
|
|
|
discard_cache();
|
2007-11-08 16:59:00 +00:00
|
|
|
read_cache_from(index_file);
|
2007-11-18 09:52:55 +00:00
|
|
|
if (!active_cache_tree)
|
|
|
|
active_cache_tree = cache_tree();
|
2007-11-08 16:59:00 +00:00
|
|
|
if (cache_tree_update(active_cache_tree,
|
2007-11-18 09:52:55 +00:00
|
|
|
active_cache, active_nr, 0, 0) < 0) {
|
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
die("Error building trees");
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The commit object
|
|
|
|
*/
|
|
|
|
strbuf_init(&sb, 0);
|
2007-11-08 16:59:00 +00:00
|
|
|
strbuf_addf(&sb, "tree %s\n",
|
|
|
|
sha1_to_hex(active_cache_tree->sha1));
|
|
|
|
|
|
|
|
/* Determine parents */
|
|
|
|
if (initial_commit) {
|
|
|
|
reflog_msg = "commit (initial)";
|
|
|
|
} else if (amend) {
|
|
|
|
struct commit_list *c;
|
|
|
|
struct commit *commit;
|
|
|
|
|
|
|
|
reflog_msg = "commit (amend)";
|
|
|
|
commit = lookup_commit(head_sha1);
|
|
|
|
if (!commit || parse_commit(commit))
|
|
|
|
die("could not parse HEAD commit");
|
|
|
|
|
|
|
|
for (c = commit->parents; c; c = c->next)
|
2008-01-16 00:12:33 +00:00
|
|
|
add_parent(&sb, c->item->object.sha1);
|
2007-11-08 16:59:00 +00:00
|
|
|
} else if (in_merge) {
|
|
|
|
struct strbuf m;
|
|
|
|
FILE *fp;
|
|
|
|
|
|
|
|
reflog_msg = "commit (merge)";
|
2008-01-16 00:12:33 +00:00
|
|
|
add_parent(&sb, head_sha1);
|
2007-11-08 16:59:00 +00:00
|
|
|
strbuf_init(&m, 0);
|
|
|
|
fp = fopen(git_path("MERGE_HEAD"), "r");
|
|
|
|
if (fp == NULL)
|
|
|
|
die("could not open %s for reading: %s",
|
|
|
|
git_path("MERGE_HEAD"), strerror(errno));
|
2008-01-16 00:12:33 +00:00
|
|
|
while (strbuf_getline(&m, fp, '\n') != EOF) {
|
|
|
|
unsigned char sha1[20];
|
|
|
|
if (get_sha1_hex(m.buf, sha1) < 0)
|
|
|
|
die("Corrupt MERGE_HEAD file (%s)", m.buf);
|
|
|
|
add_parent(&sb, sha1);
|
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
fclose(fp);
|
|
|
|
strbuf_release(&m);
|
|
|
|
} else {
|
|
|
|
reflog_msg = "commit";
|
|
|
|
strbuf_addf(&sb, "parent %s\n", sha1_to_hex(head_sha1));
|
|
|
|
}
|
|
|
|
|
|
|
|
determine_author_info(&sb);
|
2007-12-09 01:32:08 +00:00
|
|
|
strbuf_addf(&sb, "committer %s\n", git_committer_info(IDENT_ERROR_ON_NO_NAME));
|
2007-11-08 16:59:00 +00:00
|
|
|
if (!is_encoding_utf8(git_commit_encoding))
|
|
|
|
strbuf_addf(&sb, "encoding %s\n", git_commit_encoding);
|
|
|
|
strbuf_addch(&sb, '\n');
|
|
|
|
|
|
|
|
/* Get the commit message and validate it */
|
|
|
|
header_len = sb.len;
|
2007-12-23 03:25:37 +00:00
|
|
|
if (use_editor) {
|
2007-11-26 08:59:27 +00:00
|
|
|
char index[PATH_MAX];
|
|
|
|
const char *env[2] = { index, NULL };
|
|
|
|
snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
|
2007-12-09 07:23:20 +00:00
|
|
|
launch_editor(git_path(commit_editmsg), NULL, env);
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
2007-12-08 11:38:07 +00:00
|
|
|
if (!no_verify &&
|
|
|
|
run_hook(index_file, "commit-msg", git_path(commit_editmsg))) {
|
2007-11-18 09:52:55 +00:00
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
exit(1);
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
2007-12-09 07:23:20 +00:00
|
|
|
if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
|
|
|
|
rollback_index_files();
|
|
|
|
die("could not read commit message");
|
|
|
|
}
|
2007-11-22 02:54:49 +00:00
|
|
|
|
|
|
|
/* Truncate the message just before the diff, if any. */
|
|
|
|
p = strstr(sb.buf, "\ndiff --git a/");
|
|
|
|
if (p != NULL)
|
2007-11-26 15:16:08 +00:00
|
|
|
strbuf_setlen(&sb, p - sb.buf + 1);
|
2007-11-22 02:54:49 +00:00
|
|
|
|
2007-12-22 18:46:24 +00:00
|
|
|
if (cleanup_mode != CLEANUP_NONE)
|
|
|
|
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
|
2007-11-18 09:52:55 +00:00
|
|
|
if (sb.len < header_len || message_is_empty(&sb, header_len)) {
|
|
|
|
rollback_index_files();
|
2007-12-02 06:07:03 +00:00
|
|
|
die("no commit message? aborting commit.");
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
strbuf_addch(&sb, '\0');
|
|
|
|
if (is_encoding_utf8(git_commit_encoding) && !is_utf8(sb.buf))
|
|
|
|
fprintf(stderr, commit_utf8_warn);
|
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
if (write_sha1_file(sb.buf, sb.len - 1, commit_type, commit_sha1)) {
|
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
die("failed to write commit object");
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
ref_lock = lock_any_ref_for_update("HEAD",
|
|
|
|
initial_commit ? NULL : head_sha1,
|
|
|
|
0);
|
|
|
|
|
|
|
|
nl = strchr(sb.buf + header_len, '\n');
|
2007-11-08 12:15:26 +00:00
|
|
|
if (nl)
|
|
|
|
strbuf_setlen(&sb, nl + 1 - sb.buf);
|
|
|
|
else
|
|
|
|
strbuf_addch(&sb, '\n');
|
|
|
|
strbuf_remove(&sb, 0, header_len);
|
|
|
|
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
|
|
|
|
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
|
2007-11-08 16:59:00 +00:00
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
if (!ref_lock) {
|
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
die("cannot lock HEAD ref");
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
|
|
|
if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0) {
|
|
|
|
rollback_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
die("cannot update HEAD ref");
|
2007-11-18 09:52:55 +00:00
|
|
|
}
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
unlink(git_path("MERGE_HEAD"));
|
|
|
|
unlink(git_path("MERGE_MSG"));
|
|
|
|
|
2007-11-18 09:52:55 +00:00
|
|
|
commit_index_files();
|
2007-11-08 16:59:00 +00:00
|
|
|
|
|
|
|
rerere();
|
2007-11-18 09:52:55 +00:00
|
|
|
run_hook(get_index_file(), "post-commit", NULL);
|
2007-11-08 16:59:00 +00:00
|
|
|
if (!quiet)
|
|
|
|
print_summary(prefix, commit_sha1);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|