GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/cvs/annotate.c Lines: 0 104 0.0 %
Date: 2017-11-13 Branches: 0 68 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: annotate.c,v 1.69 2017/06/01 08:08:24 joris Exp $	*/
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/*
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 * Copyright (c) 2007 Tobias Stoeckmann <tobias@openbsd.org>
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 * Copyright (c) 2006 Xavier Santolaria <xsa@openbsd.org>
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <sys/types.h>
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#include <sys/dirent.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "cvs.h"
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#include "remote.h"
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void	cvs_annotate_local(struct cvs_file *);
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extern char	*cvs_specified_tag;
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static int	 force_head = 0;
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struct cvs_cmd cvs_cmd_annotate = {
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	CVS_OP_ANNOTATE, CVS_USE_WDIR, "annotate",
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	{ "ann", "blame" },
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	"Show last revision where each line was modified",
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	"[-flR] [-D date | -r rev] [file ...]",
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	"D:flRr:",
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	NULL,
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	cvs_annotate
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};
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struct cvs_cmd cvs_cmd_rannotate = {
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	CVS_OP_RANNOTATE, 0, "rannotate",
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	{ "rann", "ra" },
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	"Show last revision where each line was modified",
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	"[-flR] [-D date | -r rev] module ...",
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	"D:flRr:",
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	NULL,
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	cvs_annotate
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};
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int
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cvs_annotate(int argc, char **argv)
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{
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	int ch, flags;
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	char *arg = ".";
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	char *dateflag = NULL;
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	struct cvs_recursion cr;
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	flags = CR_RECURSE_DIRS;
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	while ((ch = getopt(argc, argv, cvs_cmdop == CVS_OP_ANNOTATE ?
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	    cvs_cmd_annotate.cmd_opts : cvs_cmd_rannotate.cmd_opts)) != -1) {
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		switch (ch) {
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		case 'D':
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			dateflag = optarg;
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			if ((cvs_specified_date = date_parse(dateflag)) == -1)
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				fatal("invalid date: %s", dateflag);
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			break;
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		case 'f':
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			force_head = 1;
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			break;
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		case 'l':
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			flags &= ~CR_RECURSE_DIRS;
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			break;
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		case 'R':
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			flags |= CR_RECURSE_DIRS;
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			break;
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		case 'r':
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			cvs_specified_tag = optarg;
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			break;
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		default:
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			fatal("%s", cvs_cmdop == CVS_OP_ANNOTATE ?
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			    cvs_cmd_annotate.cmd_synopsis :
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			    cvs_cmd_rannotate.cmd_synopsis);
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		}
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	}
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	argc -= optind;
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	argv += optind;
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	if (cvs_cmdop == CVS_OP_RANNOTATE) {
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		if (argc == 0)
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			fatal("%s", cvs_cmd_rannotate.cmd_synopsis);
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		flags |= CR_REPO;
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	}
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	cr.enterdir = NULL;
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	cr.leavedir = NULL;
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	if (cvsroot_is_remote()) {
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		cvs_client_connect_to_server();
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		cr.fileproc = cvs_client_sendfile;
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		if (dateflag != NULL)
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			cvs_client_send_request("Argument -D%s", dateflag);
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		if (force_head == 1)
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			cvs_client_send_request("Argument -f");
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		if (!(flags & CR_RECURSE_DIRS))
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			cvs_client_send_request("Argument -l");
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		if (cvs_specified_tag != NULL)
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			cvs_client_send_request("Argument -r%s",
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			    cvs_specified_tag);
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	} else {
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		if (cvs_cmdop == CVS_OP_RANNOTATE &&
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		    chdir(current_cvsroot->cr_dir) == -1)
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			fatal("cvs_annotate: %s", strerror(errno));
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		cr.fileproc = cvs_annotate_local;
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	}
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	cr.flags = flags;
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	if (cvs_cmdop == CVS_OP_ANNOTATE || cvsroot_is_local()) {
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		if (argc > 0)
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			cvs_file_run(argc, argv, &cr);
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		else
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			cvs_file_run(1, &arg, &cr);
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	}
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	if (cvsroot_is_remote()) {
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		cvs_client_send_files(argv, argc);
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		cvs_client_senddir(".");
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		cvs_client_send_request((cvs_cmdop == CVS_OP_RANNOTATE) ?
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		    "rannotate" : "annotate");
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		cvs_client_get_responses();
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	}
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	return (0);
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}
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void
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cvs_annotate_local(struct cvs_file *cf)
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{
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	int i;
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	u_char *p;
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	char date[10], rnum[13];
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	RCSNUM *bnum, *rev;
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	struct rcs_line *line;
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	struct rcs_line **alines;
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	cvs_log(LP_TRACE, "cvs_annotate_local(%s)", cf->file_path);
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	cvs_file_classify(cf, cvs_directory_tag);
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	if (cf->file_rcs == NULL || cf->file_rcs->rf_head == NULL)
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		return;
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	if (cvs_specified_tag != NULL) {
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		if ((rev = rcs_translate_tag(cvs_specified_tag,
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		    cf->file_rcs)) == NULL) {
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			if (!force_head)
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				/* Stick at weird GNU cvs, ignore error. */
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				return;
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			/* -f is not allowed for unknown symbols */
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			rev = rcsnum_parse(cvs_specified_tag);
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			if (rev == NULL)
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				fatal("no such tag %s", cvs_specified_tag);
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			free(rev);
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			rev = rcsnum_alloc();
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			rcsnum_cpy(cf->file_rcs->rf_head, rev, 0);
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		}
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		/*
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		 * If this is a revision in a branch, we have to go first
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		 * from HEAD to branch, then down to 1.1. After that, take
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		 * annotated branch and go up to branch revision. This must
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		 * be done this way due to different handling of "a" and
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		 * "d" in rcs file for annotation.
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		 */
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		if (!RCSNUM_ISBRANCHREV(rev)) {
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			bnum = rev;
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		} else {
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			bnum = rcsnum_alloc();
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			rcsnum_cpy(rev, bnum, 2);
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		}
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		rcs_rev_getlines(cf->file_rcs, bnum, &alines);
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		/*
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		 * Go into branch and receive annotations for branch revision,
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		 * with inverted "a" and "d" meaning.
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		 */
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		if (bnum != rev) {
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			rcs_annotate_getlines(cf->file_rcs, rev, &alines);
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			free(bnum);
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		}
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		free(rev);
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	} else {
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		rcs_rev_getlines(cf->file_rcs, (cvs_specified_date != -1 ||
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		    cvs_directory_date != -1) ? cf->file_rcsrev :
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		    cf->file_rcs->rf_head, &alines);
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	}
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	/* Stick at weird GNU cvs, ignore error. */
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	if (alines == NULL)
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		return;
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	cvs_log(LP_RCS, "Annotations for %s", cf->file_path);
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	cvs_log(LP_RCS, "***************");
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	for (i = 0; alines[i] != NULL; i++) {
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		line = alines[i];
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		rcsnum_tostr(line->l_delta->rd_num, rnum, sizeof(rnum));
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		strftime(date, sizeof(date), "%d-%b-%y",
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		    &(line->l_delta->rd_date));
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		if (line->l_len && line->l_line[line->l_len - 1] == '\n')
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			line->l_line[line->l_len - 1] = '\0';
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		else {
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			p = xmalloc(line->l_len + 1);
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			memcpy(p, line->l_line, line->l_len);
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			p[line->l_len] = '\0';
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			if (line->l_needsfree)
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				free(line->l_line);
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			line->l_line = p;
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			line->l_len++;
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			line->l_needsfree = 1;
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		}
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		cvs_printf("%-12.12s (%-8.8s %s): %s\n", rnum,
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		    line->l_delta->rd_author, date, line->l_line);
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		if (line->l_needsfree)
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			free(line->l_line);
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		free(line);
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	}
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	free(alines);
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}