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allow commands to shut up the output from cvs_file_classify
if the commands want to output certain stuff themselfs

/*	$OpenBSD: commit.c,v 1.62 2006/05/28 07:56:44 joris Exp $	*/
/*
 * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include "includes.h"

#include "cvs.h"
#include "diff.h"
#include "log.h"
#include "proto.h"

int	cvs_commit(int, char **);
void	cvs_commit_local(struct cvs_file *);
void	cvs_commit_check_conflicts(struct cvs_file *);

static char *commit_diff_file(struct cvs_file *);

struct	cvs_flisthead files_affected;
int	conflicts_found;
char	*logmsg;

struct cvs_cmd cvs_cmd_commit = {
	CVS_OP_COMMIT, CVS_REQ_CI, "commit",
	{ "ci", "com" },
	"Check files into the repository",
	"[-flR] [-F logfile | -m msg] [-r rev] ...",
	"F:flm:Rr:",
	NULL,
	cvs_commit
};

int
cvs_commit(int argc, char **argv)
{
	int ch;
	char *arg = ".";
	int flags;
	struct cvs_recursion cr;

	flags = CR_RECURSE_DIRS;

	while ((ch = getopt(argc, argv, cvs_cmd_commit.cmd_opts)) != -1) {
		switch (ch) {
		case 'f':
			break;
		case 'F':
			break;
		case 'l':
			flags &= ~CR_RECURSE_DIRS;
			break;
		case 'm':
			logmsg = xstrdup(optarg);
			break;
		case 'r':
			break;
		case 'R':
			break;
		default:
			fatal("%s", cvs_cmd_commit.cmd_synopsis);
		}
	}

	argc -= optind;
	argv += optind;

	if (logmsg == NULL)
		fatal("please use -m to specify a log message for now");

	TAILQ_INIT(&files_affected);
	conflicts_found = 0;

	cr.enterdir = NULL;
	cr.leavedir = NULL;
	cr.local = cvs_commit_check_conflicts;
	cr.remote = NULL;
	cr.flags = flags;

	if (argc > 0)
		cvs_file_run(argc, argv, &cr);
	else
		cvs_file_run(1, &arg, &cr);

	if (conflicts_found != 0)
		fatal("%d conflicts found, please correct these first",
		    conflicts_found);

	cr.local = cvs_commit_local;
	cvs_file_walklist(&files_affected, &cr);
	cvs_file_freelist(&files_affected);

	return (0);
}

void
cvs_commit_check_conflicts(struct cvs_file *cf)
{
	cvs_log(LP_TRACE, "cvs_commit_check_conflicts(%s)", cf->file_path);

	/*
	 * cvs_file_classify makes the noise for us
	 * XXX - we want that?
	 */
	cvs_file_classify(cf, 1);

	if (cf->file_type == CVS_DIR) {
		if (verbosity > 1)
			cvs_log(LP_NOTICE, "Examining %s", cf->file_path);
		return;
	}

	if (cf->file_status == FILE_CONFLICT ||
	    cf->file_status == FILE_LOST ||
	    cf->file_status == FILE_UNLINK)
		conflicts_found++;

	if (update_has_conflict_markers(cf)) {
		cvs_log(LP_ERR, "conflict: unresolved conflicts in %s from "
		    "merging, please fix these first", cf->file_path);
		conflicts_found++;
	}

	if (cf->file_status == FILE_MERGE ||
	    cf->file_status == FILE_PATCH) {
		cvs_log(LP_ERR, "conflict: %s is not up-to-date",
		    cf->file_path);
		conflicts_found++;
	}

	if (cf->file_status == FILE_ADDED ||
	    cf->file_status == FILE_REMOVED ||
	    cf->file_status == FILE_MODIFIED)
		cvs_file_get(cf->file_path, &files_affected);
}

void
cvs_commit_local(struct cvs_file *cf)
{
	BUF *b;
	char *d, *f, rbuf[24];
	CVSENTRIES *entlist;

	cvs_log(LP_TRACE, "cvs_commit_local(%s)", cf->file_path);
	cvs_file_classify(cf, 0);

	if (cf->file_status == FILE_MODIFIED ||
	    cf->file_status == FILE_REMOVED)
		rcsnum_tostr(cf->file_rcs->rf_head, rbuf, sizeof(rbuf));
	else
		strlcpy(rbuf, "Non-existent", sizeof(rbuf));

	if (cf->file_status == FILE_ADDED) {
		cf->repo_fd = open(cf->file_rpath, O_CREAT|O_TRUNC|O_WRONLY);
		if (cf->repo_fd < 0)
			fatal("cvs_commit_local: %s", strerror(errno));

		cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd,
		    RCS_CREATE, 0600);
		if (cf->file_rcs == NULL)
			fatal("cvs_commit_local: failed to create RCS file "
			    "for %s", cf->file_path);
	}

	cvs_printf("Checking in %s:\n", cf->file_path);
	cvs_printf("%s <- %s\n", cf->file_rpath, cf->file_path);
	cvs_printf("old revision: %s; ", rbuf);

	if (cf->file_status != FILE_ADDED)
		d = commit_diff_file(cf);

	if (cf->file_status == FILE_REMOVED) {
		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
		if (b == NULL)
			fatal("cvs_commit_local: failed to get HEAD");
	} else {
		if ((b = cvs_buf_load(cf->file_path, BUF_AUTOEXT)) == NULL)
			fatal("cvs_commit_local: failed to load file");
	}

	cvs_buf_putc(b, '\0');
	f = cvs_buf_release(b);

	if (cf->file_status != FILE_ADDED) {
		if (rcs_deltatext_set(cf->file_rcs,
		    cf->file_rcs->rf_head, d) == -1)
			fatal("cvs_commit_local: failed to set delta");
	}

	if (rcs_rev_add(cf->file_rcs, RCS_HEAD_REV, logmsg, -1, NULL) == -1)
		fatal("cvs_commit_local: failed to add new revision");

	if (rcs_deltatext_set(cf->file_rcs, cf->file_rcs->rf_head, f) == -1)
		fatal("cvs_commit_local: failed to set new HEAD delta");

	xfree(f);

	if (cf->file_status != FILE_ADDED)
		xfree(d);

	if (cf->file_status == FILE_REMOVED) {
		if (rcs_state_set(cf->file_rcs,
		    cf->file_rcs->rf_head, RCS_STATE_DEAD) == -1)
			fatal("cvs_commit_local: failed to set state");
	}

	rcs_write(cf->file_rcs);

	if (cf->file_status == FILE_REMOVED) {
		strlcpy(rbuf, "Removed", sizeof(rbuf));
	} else if (cf->file_status == FILE_ADDED) {
		strlcpy(rbuf, "Initial Revision", sizeof(rbuf));
	} else if (cf->file_status == FILE_MODIFIED) {
		rcsnum_tostr(cf->file_rcs->rf_head, rbuf, sizeof(rbuf));
	}

	cvs_printf("new revision: %s\n", rbuf);

	(void)unlink(cf->file_path);
	(void)close(cf->fd);
	cf->fd = -1;

	if (cf->file_status != FILE_REMOVED) {
		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
		if (b == NULL)
			fatal("cvs_commit_local: failed to get HEAD");

		cvs_checkout_file(cf, cf->file_rcs->rf_head, b, 0);
	} else {
		entlist = cvs_ent_open(cf->file_wd);
		cvs_ent_remove(entlist, cf->file_name);
		cvs_ent_close(entlist, ENT_SYNC);
	}

	cvs_printf("done\n");

}

static char *
commit_diff_file(struct cvs_file *cf)
{
	char*delta,  *p1, *p2;
	BUF *b1, *b2, *b3;

	if (cf->file_status == FILE_MODIFIED) {
		if ((b1 = cvs_buf_load(cf->file_path, BUF_AUTOEXT)) == NULL)
			fatal("commit_diff_file: failed to load '%s'",
			    cf->file_path);
	} else if (cf->file_status == FILE_REMOVED) {
		b1 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
		if (b1 == NULL)
			fatal("commit_diff_file: failed to load HEAD");
		b1 = rcs_kwexp_buf(b1, cf->file_rcs, cf->file_rcs->rf_head);
	}

	if ((b2 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head)) == NULL)
		fatal("commit_diff_file: failed to load HEAD for '%s'",
		    cf->file_path);

	if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL)
		fatal("commit_diff_file: failed to create diff buf");

	(void)xasprintf(&p1, "%s/diff1.XXXXXXXXXX", cvs_tmpdir);
	cvs_buf_write_stmp(b1, p1, 0600, NULL);
	cvs_buf_free(b1);

	(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
	cvs_buf_write_stmp(b2, p2, 0600, NULL);
	cvs_buf_free(b2);

	diff_format = D_RCSDIFF;
	if (cvs_diffreg(p1, p2, b3) == D_ERROR)
		fatal("commit_diff_file: failed to get RCS patch");

	cvs_buf_putc(b3, '\0');
	delta = cvs_buf_release(b3);
	return (delta);
}