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/* $OpenBSD: annotate.c,v 1.60 2008/06/14 04:34:08 tobias Exp $ */
/*
* Copyright (c) 2007 Tobias Stoeckmann <tobias@openbsd.org>
* Copyright (c) 2006 Xavier Santolaria <xsa@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 <sys/param.h>
#include <sys/dirent.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include "cvs.h"
#include "remote.h"
void cvs_annotate_local(struct cvs_file *);
extern char *cvs_specified_tag;
static char *dateflag;
static int force_head = 0;
struct cvs_cmd cvs_cmd_annotate = {
CVS_OP_ANNOTATE, CVS_USE_WDIR, "annotate",
{ "ann", "blame" },
"Show last revision where each line was modified",
"[-flR] [-D date | -r rev] [file ...]",
"D:flRr:",
NULL,
cvs_annotate
};
struct cvs_cmd cvs_cmd_rannotate = {
CVS_OP_RANNOTATE, 0, "rannotate",
{ "rann", "ra" },
"Show last revision where each line was modified",
"[-flR] [-D date | -r rev] module ...",
"D:flRr:",
NULL,
cvs_annotate
};
int
cvs_annotate(int argc, char **argv)
{
int ch, flags;
char *arg = ".";
struct cvs_recursion cr;
flags = CR_RECURSE_DIRS;
while ((ch = getopt(argc, argv, cvs_cmdop == CVS_OP_ANNOTATE ?
cvs_cmd_annotate.cmd_opts : cvs_cmd_rannotate.cmd_opts)) != -1) {
switch (ch) {
case 'D':
dateflag = optarg;
cvs_specified_date = cvs_date_parse(dateflag);
break;
case 'f':
force_head = 1;
break;
case 'l':
flags &= ~CR_RECURSE_DIRS;
break;
case 'R':
flags |= CR_RECURSE_DIRS;
break;
case 'r':
cvs_specified_tag = optarg;
break;
default:
fatal("%s", cvs_cmdop == CVS_OP_ANNOTATE ?
cvs_cmd_annotate.cmd_synopsis :
cvs_cmd_rannotate.cmd_synopsis);
}
}
argc -= optind;
argv += optind;
if (cvs_cmdop == CVS_OP_RANNOTATE) {
if (argc == 0)
fatal("%s", cvs_cmd_rannotate.cmd_synopsis);
flags |= CR_REPO;
}
cr.enterdir = NULL;
cr.leavedir = NULL;
if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
cvs_client_connect_to_server();
cr.fileproc = cvs_client_sendfile;
if (dateflag != NULL)
cvs_client_send_request("Argument -D%s", dateflag);
if (force_head == 1)
cvs_client_send_request("Argument -f");
if (!(flags & CR_RECURSE_DIRS))
cvs_client_send_request("Argument -l");
if (cvs_specified_tag != NULL)
cvs_client_send_request("Argument -r%s",
cvs_specified_tag);
} else {
if (cvs_cmdop == CVS_OP_RANNOTATE &&
chdir(current_cvsroot->cr_dir) == -1)
fatal("cvs_annotate: %s", strerror(errno));
cr.fileproc = cvs_annotate_local;
}
cr.flags = flags;
if (cvs_cmdop == CVS_OP_ANNOTATE ||
current_cvsroot->cr_method == CVS_METHOD_LOCAL) {
if (argc > 0)
cvs_file_run(argc, argv, &cr);
else
cvs_file_run(1, &arg, &cr);
}
if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
cvs_client_send_files(argv, argc);
cvs_client_senddir(".");
cvs_client_send_request((cvs_cmdop == CVS_OP_RANNOTATE) ?
"rannotate" : "annotate");
cvs_client_get_responses();
}
return (0);
}
void
cvs_annotate_local(struct cvs_file *cf)
{
int i;
char date[10], rnum[13], *p;
RCSNUM *bnum, *rev;
struct cvs_line *line;
struct cvs_line **alines;
cvs_log(LP_TRACE, "cvs_annotate_local(%s)", cf->file_path);
cvs_file_classify(cf, cvs_directory_tag);
if (cf->file_rcs == NULL || cf->file_rcs->rf_head == NULL)
return;
if (cvs_specified_tag != NULL) {
if ((rev = rcs_translate_tag(cvs_specified_tag,
cf->file_rcs)) == NULL) {
if (!force_head)
/* Stick at weird GNU cvs, ignore error. */
return;
/* -f is not allowed for unknown symbols */
rev = rcsnum_parse(cvs_specified_tag);
if (rev == NULL)
fatal("no such tag %s", cvs_specified_tag);
rcsnum_free(rev);
rev = rcsnum_alloc();
rcsnum_cpy(cf->file_rcs->rf_head, rev, 0);
}
/*
* If this is a revision in a branch, we have to go first
* from HEAD to branch, then down to 1.1. After that, take
* annotated branch and go up to branch revision. This must
* be done this way due to different handling of "a" and
* "d" in rcs file for annotation.
*/
if (!RCSNUM_ISBRANCHREV(rev)) {
bnum = rev;
} else {
bnum = rcsnum_alloc();
rcsnum_cpy(rev, bnum, 2);
}
rcs_rev_getlines(cf->file_rcs, bnum, &alines);
/*
* Go into branch and receive annotations for branch revision,
* with inverted "a" and "d" meaning.
*/
if (bnum != rev) {
rcs_annotate_getlines(cf->file_rcs, rev, &alines);
rcsnum_free(bnum);
}
rcsnum_free(rev);
} else {
rcs_rev_getlines(cf->file_rcs, (cvs_specified_date != -1 ||
cvs_directory_date != -1) ? cf->file_rcsrev :
cf->file_rcs->rf_head, &alines);
}
/* Stick at weird GNU cvs, ignore error. */
if (alines == NULL)
return;
cvs_log(LP_RCS, "Annotations for %s", cf->file_path);
cvs_log(LP_RCS, "***************");
for (i = 0; alines[i] != NULL; i++) {
line = alines[i];
rcsnum_tostr(line->l_delta->rd_num, rnum, sizeof(rnum));
strftime(date, sizeof(date), "%d-%b-%y",
&(line->l_delta->rd_date));
if (line->l_len && line->l_line[line->l_len - 1] == '\n')
line->l_line[line->l_len - 1] = '\0';
else {
p = xmalloc(line->l_len + 1);
memcpy(p, line->l_line, line->l_len);
p[line->l_len] = '\0';
if (line->l_needsfree)
xfree(line->l_line);
line->l_line = p;
line->l_len++;
line->l_needsfree = 1;
}
cvs_printf("%-12.12s (%-8.8s %s): %s\n", rnum,
line->l_delta->rd_author, date, line->l_line);
if (line->l_needsfree)
xfree(line->l_line);
xfree(line);
}
xfree(alines);
}
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