Port git commit to C.
This makes git commit a builtin and moves git-commit.sh to contrib/examples. This also removes the git-runstatus helper, which was mostly just a git-status.sh implementation detail. Signed-off-by: Kristian Høgsberg <krh@redhat.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
		
				
					committed by
					
						
						Junio C Hamano
					
				
			
			
				
	
			
			
			
						parent
						
							943316e96c
						
					
				
				
					commit
					f5bbc3225c
				
			
							
								
								
									
										1
									
								
								.gitignore
									
									
									
									
										vendored
									
									
								
							
							
						
						
									
										1
									
								
								.gitignore
									
									
									
									
										vendored
									
									
								
							@ -109,7 +109,6 @@ git-rev-list
 | 
			
		||||
git-rev-parse
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		||||
git-revert
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		||||
git-rm
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		||||
git-runstatus
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		||||
git-send-email
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		||||
git-send-pack
 | 
			
		||||
git-sh-setup
 | 
			
		||||
 | 
			
		||||
							
								
								
									
										9
									
								
								Makefile
									
									
									
									
									
								
							
							
						
						
									
										9
									
								
								Makefile
									
									
									
									
									
								
							@ -213,7 +213,7 @@ BASIC_LDFLAGS =
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		||||
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		||||
SCRIPT_SH = \
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	git-bisect.sh git-checkout.sh \
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	git-clean.sh git-clone.sh git-commit.sh \
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		||||
	git-clean.sh git-clone.sh \
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		||||
	git-ls-remote.sh \
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		||||
	git-merge-one-file.sh git-mergetool.sh git-parse-remote.sh \
 | 
			
		||||
	git-pull.sh git-rebase.sh git-rebase--interactive.sh \
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		||||
@ -260,7 +260,7 @@ EXTRA_PROGRAMS =
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		||||
BUILT_INS = \
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	git-format-patch$X git-show$X git-whatchanged$X git-cherry$X \
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	git-get-tar-commit-id$X git-init$X git-repo-config$X \
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	git-fsck-objects$X git-cherry-pick$X \
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		||||
	git-fsck-objects$X git-cherry-pick$X git-status$X\
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		||||
	$(patsubst builtin-%.o,git-%$X,$(BUILTIN_OBJS))
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 | 
			
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# what 'all' will build and 'install' will install, in gitexecdir
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@ -330,6 +330,7 @@ BUILTIN_OBJS = \
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	builtin-check-attr.o \
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	builtin-checkout-index.o \
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		||||
	builtin-check-ref-format.o \
 | 
			
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	builtin-commit.o \
 | 
			
		||||
	builtin-commit-tree.o \
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	builtin-count-objects.o \
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	builtin-describe.o \
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@ -369,7 +370,6 @@ BUILTIN_OBJS = \
 | 
			
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	builtin-rev-parse.o \
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		||||
	builtin-revert.o \
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		||||
	builtin-rm.o \
 | 
			
		||||
	builtin-runstatus.o \
 | 
			
		||||
	builtin-shortlog.o \
 | 
			
		||||
	builtin-show-branch.o \
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		||||
	builtin-stripspace.o \
 | 
			
		||||
@ -838,9 +838,6 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)): % : %.perl
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	chmod +x $@+ && \
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		||||
	mv $@+ $@
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 | 
			
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git-status: git-commit
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	$(QUIET_GEN)cp $< $@+ && mv $@+ $@
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 | 
			
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gitweb/gitweb.cgi: gitweb/gitweb.perl
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		||||
	$(QUIET_GEN)$(RM) $@ $@+ && \
 | 
			
		||||
	sed -e '1s|#!.*perl|#!$(PERL_PATH_SQ)|' \
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		||||
 | 
			
		||||
							
								
								
									
										614
									
								
								builtin-commit.c
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										614
									
								
								builtin-commit.c
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,614 @@
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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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#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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		||||
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		||||
static const char * const builtin_commit_usage[] = {
 | 
			
		||||
	"git-commit [options] [--] <filepattern>...",
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		||||
	NULL
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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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		||||
static struct lock_file lock_file;
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		||||
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		||||
static char *logfile, *force_author, *message, *template_file;
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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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		||||
static int quiet, verbose, untracked_files, no_verify;
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		||||
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		||||
static int no_edit, initial_commit, in_merge;
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		||||
const char *only_include_assumed;
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		||||
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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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		||||
	OPT_STRING('m', "message", &message, "MESSAGE", "specify commit message"),
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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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		||||
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		||||
	OPT_END()
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		||||
};
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		||||
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		||||
static char *prepare_index(const char **files, const char *prefix)
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		||||
{
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		||||
	int fd;
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		||||
	struct tree *tree;
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		||||
	struct lock_file *next_index_lock;
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		||||
 | 
			
		||||
	if (interactive) {
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		||||
		interactive_add();
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		||||
		return get_index_file();
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		||||
	}
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		||||
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		||||
	fd = hold_locked_index(&lock_file, 1);
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		||||
	if (read_cache() < 0)
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		||||
		die("index file corrupt");
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		||||
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		||||
	if (all || also) {
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		||||
		add_files_to_cache(verbose, also ? prefix : NULL, files);
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		if (write_cache(fd, active_cache, active_nr) || close(fd))
 | 
			
		||||
			die("unable to write new_index file");
 | 
			
		||||
		return lock_file.filename;
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		||||
	}
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		||||
 | 
			
		||||
	if (*files == NULL) {
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		||||
		/* Commit index as-is. */
 | 
			
		||||
		rollback_lock_file(&lock_file);
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		||||
		return get_index_file();
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		||||
	}
 | 
			
		||||
 | 
			
		||||
	/* update the user index file */
 | 
			
		||||
	add_files_to_cache(verbose, prefix, files);
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		||||
	if (write_cache(fd, active_cache, active_nr) || close(fd))
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		||||
		die("unable to write new_index file");
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		||||
 | 
			
		||||
	if (!initial_commit) {
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		||||
		tree = parse_tree_indirect(head_sha1);
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		||||
		if (!tree)
 | 
			
		||||
			die("failed to unpack HEAD tree object");
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		||||
		if (read_tree(tree, 0, NULL))
 | 
			
		||||
			die("failed to read HEAD tree object");
 | 
			
		||||
	}
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		||||
 | 
			
		||||
	/* Use a lock file to garbage collect the temporary index file. */
 | 
			
		||||
	next_index_lock = xmalloc(sizeof(*next_index_lock));
 | 
			
		||||
	fd = hold_lock_file_for_update(next_index_lock,
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		||||
				       git_path("next-index-%d", getpid()), 1);
 | 
			
		||||
	add_files_to_cache(verbose, prefix, files);
 | 
			
		||||
	if (write_cache(fd, active_cache, active_nr) || close(fd))
 | 
			
		||||
		die("unable to write new_index file");
 | 
			
		||||
 | 
			
		||||
	return next_index_lock->filename;
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		||||
}
 | 
			
		||||
 | 
			
		||||
static int run_status(FILE *fp, const char *index_file)
 | 
			
		||||
{
 | 
			
		||||
	struct wt_status s;
 | 
			
		||||
 | 
			
		||||
	wt_status_prepare(&s);
 | 
			
		||||
 | 
			
		||||
	if (amend) {
 | 
			
		||||
		s.amend = 1;
 | 
			
		||||
		s.reference = "HEAD^1";
 | 
			
		||||
	}
 | 
			
		||||
	s.verbose = verbose;
 | 
			
		||||
	s.untracked = untracked_files;
 | 
			
		||||
	s.index_file = index_file;
 | 
			
		||||
	s.fp = fp;
 | 
			
		||||
 | 
			
		||||
	wt_status_print(&s);
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		||||
 | 
			
		||||
	return s.commitable;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static const char sign_off_header[] = "Signed-off-by: ";
 | 
			
		||||
 | 
			
		||||
static int prepare_log_message(const char *index_file)
 | 
			
		||||
{
 | 
			
		||||
	struct stat statbuf;
 | 
			
		||||
	int commitable;
 | 
			
		||||
	struct strbuf sb;
 | 
			
		||||
	char *buffer;
 | 
			
		||||
	FILE *fp;
 | 
			
		||||
 | 
			
		||||
	strbuf_init(&sb, 0);
 | 
			
		||||
	if (message) {
 | 
			
		||||
		strbuf_add(&sb, message, strlen(message));
 | 
			
		||||
	} 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)
 | 
			
		||||
		die("could not open %s\n", git_path(commit_editmsg));
 | 
			
		||||
 | 
			
		||||
	stripspace(&sb, 0);
 | 
			
		||||
	if (fwrite(sb.buf, 1, sb.len, fp) < sb.len)
 | 
			
		||||
		die("could not write commit template: %s\n",
 | 
			
		||||
		    strerror(errno));
 | 
			
		||||
 | 
			
		||||
	if (signoff) {
 | 
			
		||||
		const char *info, *bol;
 | 
			
		||||
 | 
			
		||||
		info = git_committer_info(1);
 | 
			
		||||
		strbuf_addch(&sb, '\0');
 | 
			
		||||
		bol = strrchr(sb.buf + sb.len - 1, '\n');
 | 
			
		||||
		if (!bol || prefixcmp(bol, sign_off_header))
 | 
			
		||||
			fprintf(fp, "\n");
 | 
			
		||||
		fprintf(fp, "%s%s\n", sign_off_header, git_committer_info(1));
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	strbuf_release(&sb);
 | 
			
		||||
 | 
			
		||||
	if (in_merge && !no_edit)
 | 
			
		||||
		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"
 | 
			
		||||
		"# (Comment lines starting with '#' will not be included)\n");
 | 
			
		||||
	if (only_include_assumed)
 | 
			
		||||
		fprintf(fp, "# %s\n", only_include_assumed);
 | 
			
		||||
 | 
			
		||||
	commitable = run_status(fp, index_file);
 | 
			
		||||
 | 
			
		||||
	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;
 | 
			
		||||
 | 
			
		||||
	/* 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) {
 | 
			
		||||
		stripspace(&tmpl, 1);
 | 
			
		||||
		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)
 | 
			
		||||
			die("invalid commit: %s\n", use_message);
 | 
			
		||||
 | 
			
		||||
		lb = strstr(a + 8, " <");
 | 
			
		||||
		rb = strstr(a + 8, "> ");
 | 
			
		||||
		eol = strchr(a + 8, '\n');
 | 
			
		||||
		if (!lb || !rb || !eol)
 | 
			
		||||
			die("invalid commit: %s\n", use_message);
 | 
			
		||||
 | 
			
		||||
		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)
 | 
			
		||||
			die("malformed --author parameter\n");
 | 
			
		||||
		name = xstrndup(force_author, lb - force_author);
 | 
			
		||||
		email = xstrndup(lb + 2, rb - (lb + 2));
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	strbuf_addf(sb, "author %s\n", fmt_ident(name, email, date, 1));
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static int parse_and_validate_options(int argc, const char *argv[])
 | 
			
		||||
{
 | 
			
		||||
	int f = 0;
 | 
			
		||||
 | 
			
		||||
	argc = parse_options(argc, argv, builtin_commit_options,
 | 
			
		||||
			     builtin_commit_usage, 0);
 | 
			
		||||
 | 
			
		||||
	if (logfile || message || use_message)
 | 
			
		||||
		no_edit = 1;
 | 
			
		||||
	if (edit_flag)
 | 
			
		||||
		no_edit = 0;
 | 
			
		||||
 | 
			
		||||
	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)
 | 
			
		||||
		die("You are in the middle of a merger -- cannot amend.");
 | 
			
		||||
 | 
			
		||||
	if (use_message)
 | 
			
		||||
		f++;
 | 
			
		||||
	if (edit_message)
 | 
			
		||||
		f++;
 | 
			
		||||
	if (logfile)
 | 
			
		||||
		f++;
 | 
			
		||||
	if (f > 1)
 | 
			
		||||
		die("Only one of -c/-C/-F can be used.");
 | 
			
		||||
	if (message && f > 0)
 | 
			
		||||
		die("Option -m cannot be combined with -c/-C/-F.");
 | 
			
		||||
	if (edit_message)
 | 
			
		||||
		use_message = edit_message;
 | 
			
		||||
	if (amend)
 | 
			
		||||
		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;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	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);
 | 
			
		||||
 | 
			
		||||
	argc = parse_and_validate_options(argc, argv);
 | 
			
		||||
 | 
			
		||||
	index_file = prepare_index(argv, prefix);
 | 
			
		||||
 | 
			
		||||
	commitable = run_status(stdout, index_file);
 | 
			
		||||
 | 
			
		||||
	rollback_lock_file(&lock_file);
 | 
			
		||||
 | 
			
		||||
	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)
 | 
			
		||||
		die("couldn't look up newly created commit\n");
 | 
			
		||||
	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");
 | 
			
		||||
	rev.always_show_header = 1;
 | 
			
		||||
 | 
			
		||||
	printf("Created %scommit ", initial_commit ? "initial " : "");
 | 
			
		||||
 | 
			
		||||
	log_tree_commit(&rev, commit);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
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);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
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";
 | 
			
		||||
 | 
			
		||||
int cmd_commit(int argc, const char **argv, const char *prefix)
 | 
			
		||||
{
 | 
			
		||||
	int header_len, parent_count = 0;
 | 
			
		||||
	struct strbuf sb;
 | 
			
		||||
	const char *index_file, *reflog_msg;
 | 
			
		||||
	char *nl, *header_line;
 | 
			
		||||
	unsigned char commit_sha1[20];
 | 
			
		||||
	struct ref_lock *ref_lock;
 | 
			
		||||
 | 
			
		||||
	git_config(git_commit_config);
 | 
			
		||||
 | 
			
		||||
	argc = parse_and_validate_options(argc, argv);
 | 
			
		||||
 | 
			
		||||
	index_file = prepare_index(argv, prefix);
 | 
			
		||||
 | 
			
		||||
	if (!no_verify && run_hook(index_file, "pre-commit", NULL))
 | 
			
		||||
		exit(1);
 | 
			
		||||
 | 
			
		||||
	if (!prepare_log_message(index_file) && !in_merge) {
 | 
			
		||||
		run_status(stdout, index_file);
 | 
			
		||||
		unlink(commit_editmsg);
 | 
			
		||||
		return 1;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	strbuf_init(&sb, 0);
 | 
			
		||||
 | 
			
		||||
	/* Start building up the commit header */
 | 
			
		||||
	read_cache_from(index_file);
 | 
			
		||||
	active_cache_tree = cache_tree();
 | 
			
		||||
	if (cache_tree_update(active_cache_tree,
 | 
			
		||||
			      active_cache, active_nr, 0, 0) < 0)
 | 
			
		||||
		die("Error building trees");
 | 
			
		||||
	strbuf_addf(&sb, "tree %s\n",
 | 
			
		||||
		    sha1_to_hex(active_cache_tree->sha1));
 | 
			
		||||
 | 
			
		||||
	/* Determine parents */
 | 
			
		||||
	if (initial_commit) {
 | 
			
		||||
		reflog_msg = "commit (initial)";
 | 
			
		||||
		parent_count = 0;
 | 
			
		||||
	} 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)
 | 
			
		||||
			strbuf_addf(&sb, "parent %s\n",
 | 
			
		||||
				      sha1_to_hex(c->item->object.sha1));
 | 
			
		||||
	} else if (in_merge) {
 | 
			
		||||
		struct strbuf m;
 | 
			
		||||
		FILE *fp;
 | 
			
		||||
 | 
			
		||||
		reflog_msg = "commit (merge)";
 | 
			
		||||
		strbuf_addf(&sb, "parent %s\n", sha1_to_hex(head_sha1));
 | 
			
		||||
		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));
 | 
			
		||||
		while (strbuf_getline(&m, fp, '\n') != EOF)
 | 
			
		||||
			strbuf_addf(&sb, "parent %s\n", m.buf);
 | 
			
		||||
		fclose(fp);
 | 
			
		||||
		strbuf_release(&m);
 | 
			
		||||
	} else {
 | 
			
		||||
		reflog_msg = "commit";
 | 
			
		||||
		strbuf_addf(&sb, "parent %s\n", sha1_to_hex(head_sha1));
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	determine_author_info(&sb);
 | 
			
		||||
	strbuf_addf(&sb, "committer %s\n", git_committer_info(1));
 | 
			
		||||
	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;
 | 
			
		||||
	if (!no_edit) {
 | 
			
		||||
		fprintf(stderr, "launching editor, log %s\n", logfile);
 | 
			
		||||
		launch_editor(git_path(commit_editmsg), &sb);
 | 
			
		||||
	} else if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0)
 | 
			
		||||
		die("could not read commit message\n");
 | 
			
		||||
	if (run_hook(index_file, "commit-msg", commit_editmsg))
 | 
			
		||||
		exit(1);
 | 
			
		||||
	stripspace(&sb, 1);
 | 
			
		||||
	if (sb.len < header_len ||
 | 
			
		||||
	    message_is_empty(&sb, header_len))
 | 
			
		||||
		die("* no commit message?  aborting commit.");
 | 
			
		||||
	strbuf_addch(&sb, '\0');
 | 
			
		||||
	if (is_encoding_utf8(git_commit_encoding) && !is_utf8(sb.buf))
 | 
			
		||||
		fprintf(stderr, commit_utf8_warn);
 | 
			
		||||
 | 
			
		||||
	if (write_sha1_file(sb.buf, sb.len - 1, commit_type, commit_sha1))
 | 
			
		||||
		die("failed to write commit object");
 | 
			
		||||
 | 
			
		||||
	ref_lock = lock_any_ref_for_update("HEAD",
 | 
			
		||||
					   initial_commit ? NULL : head_sha1,
 | 
			
		||||
					   0);
 | 
			
		||||
 | 
			
		||||
	nl = strchr(sb.buf + header_len, '\n');
 | 
			
		||||
	header_line = xstrndup(sb.buf + header_len,
 | 
			
		||||
			       nl - (sb.buf + header_len));
 | 
			
		||||
	strbuf_release(&sb);
 | 
			
		||||
	strbuf_addf(&sb, "%s: %s\n", reflog_msg, header_line);
 | 
			
		||||
	strbuf_addch(&sb, '\0');
 | 
			
		||||
	free(header_line);
 | 
			
		||||
 | 
			
		||||
	if (!ref_lock)
 | 
			
		||||
		die("cannot lock HEAD ref");
 | 
			
		||||
	if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0)
 | 
			
		||||
		die("cannot update HEAD ref");
 | 
			
		||||
 | 
			
		||||
	unlink(git_path("MERGE_HEAD"));
 | 
			
		||||
	unlink(git_path("MERGE_MSG"));
 | 
			
		||||
 | 
			
		||||
	if (lock_file.filename[0] && commit_locked_index(&lock_file))
 | 
			
		||||
		die("failed to write new index");
 | 
			
		||||
 | 
			
		||||
	rerere();
 | 
			
		||||
 | 
			
		||||
	run_hook(index_file, "post-commit", NULL);
 | 
			
		||||
 | 
			
		||||
	if (!quiet)
 | 
			
		||||
		print_summary(prefix, commit_sha1);
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
@ -24,6 +24,7 @@ extern int cmd_check_attr(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_check_ref_format(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_cherry(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_cherry_pick(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_commit(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_commit_tree(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_count_objects(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_describe(int argc, const char **argv, const char *prefix);
 | 
			
		||||
@ -69,10 +70,10 @@ extern int cmd_rev_list(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_rev_parse(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_revert(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_rm(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_runstatus(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_shortlog(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_show(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_show_branch(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_status(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_stripspace(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_symbolic_ref(int argc, const char **argv, const char *prefix);
 | 
			
		||||
extern int cmd_tag(int argc, const char **argv, const char *prefix);
 | 
			
		||||
 | 
			
		||||
							
								
								
									
										3
									
								
								git.c
									
									
									
									
									
								
							
							
						
						
									
										3
									
								
								git.c
									
									
									
									
									
								
							@ -293,6 +293,7 @@ static void handle_internal_command(int argc, const char **argv)
 | 
			
		||||
		{ "check-attr", cmd_check_attr, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "cherry", cmd_cherry, RUN_SETUP },
 | 
			
		||||
		{ "cherry-pick", cmd_cherry_pick, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "commit", cmd_commit, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "commit-tree", cmd_commit_tree, RUN_SETUP },
 | 
			
		||||
		{ "config", cmd_config },
 | 
			
		||||
		{ "count-objects", cmd_count_objects, RUN_SETUP },
 | 
			
		||||
@ -342,10 +343,10 @@ static void handle_internal_command(int argc, const char **argv)
 | 
			
		||||
		{ "rev-parse", cmd_rev_parse },
 | 
			
		||||
		{ "revert", cmd_revert, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "rm", cmd_rm, RUN_SETUP },
 | 
			
		||||
		{ "runstatus", cmd_runstatus, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "shortlog", cmd_shortlog, RUN_SETUP | USE_PAGER },
 | 
			
		||||
		{ "show-branch", cmd_show_branch, RUN_SETUP },
 | 
			
		||||
		{ "show", cmd_show, RUN_SETUP | USE_PAGER },
 | 
			
		||||
		{ "status", cmd_status, RUN_SETUP | NEED_WORK_TREE },
 | 
			
		||||
		{ "stripspace", cmd_stripspace },
 | 
			
		||||
		{ "symbolic-ref", cmd_symbolic_ref, RUN_SETUP },
 | 
			
		||||
		{ "tag", cmd_tag, RUN_SETUP },
 | 
			
		||||
 | 
			
		||||
		Reference in New Issue
	
	Block a user