GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/cvs/config.c Lines: 0 47 0.0 %
Date: 2017-11-13 Branches: 0 34 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: config.c,v 1.17 2015/11/05 09:48:21 nicm Exp $	*/
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/*
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 * Copyright (c) 2006 Joris Vink <joris@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 <sys/resource.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include "cvs.h"
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#include "config.h"
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void
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cvs_parse_configfile(void)
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{
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	cvs_log(LP_TRACE, "cvs_parse_configfile()");
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	cvs_read_config(CVS_PATH_CONFIG, config_parse_line);
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}
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int
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config_parse_line(char *line, int lineno)
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{
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	struct rlimit rl;
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	const char *errstr;
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	char *val, *opt, *ep;
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	opt = line;
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	if ((val = strrchr(opt, '=')) == NULL)
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		fatal("cvs_parse_configfile: bad option '%s'", opt);
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	*(val++) = '\0';
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	if (!strcmp(opt, "tag")) {
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		free(cvs_tagname);
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		cvs_tagname = xstrdup(val);
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	} else if (!strcmp(opt, "umask")) {
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		cvs_umask = strtol(val, &ep, 8);
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		if (val == ep || *ep != '\0')
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			fatal("cvs_parse_configfile: umask %s is "
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			    "invalid", val);
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		if (cvs_umask < 0 || cvs_umask > 07777)
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			fatal("cvs_parse_configfile: umask %s is "
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			    "invalid", val);
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	} else if (!strcmp(opt, "dlimit")) {
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		if (getrlimit(RLIMIT_DATA, &rl) != -1) {
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			rl.rlim_cur = (int)strtonum(val, 0, INT_MAX,
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			    &errstr);
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			if (errstr != NULL)
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				fatal("cvs_parse_configfile: %s: %s",
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				    val, errstr);
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			rl.rlim_cur = rl.rlim_cur * 1024;
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			(void)setrlimit(RLIMIT_DATA, &rl);
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		}
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	} else {
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		cvs_log(LP_ERR, "ignoring unknown option '%s'", opt);
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	}
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	return (0);
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}
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void
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cvs_read_config(char *name, int (*cb)(char *, int))
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{
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	FILE *fp;
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	size_t len;
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	int lineno;
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	char *p, *buf, *lbuf, fpath[PATH_MAX];
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	(void)xsnprintf(fpath, sizeof(fpath), "%s/%s",
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	    current_cvsroot->cr_dir, name);
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	if ((fp = fopen(fpath, "r")) == NULL)
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		return;
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	lbuf = NULL;
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	lineno = 0;
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	while ((buf = fgetln(fp, &len)) != NULL) {
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		lineno++;
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		if (buf[len - 1] == '\n') {
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			buf[len - 1] = '\0';
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		} else {
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			lbuf = xmalloc(len + 1);
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			memcpy(lbuf, buf, len);
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			lbuf[len] = '\0';
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			buf = lbuf;
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		}
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		p = buf;
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		while (*p == ' ' || *p == '\t')
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			p++;
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		if (p[0] == '#' || p[0] == '\0')
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			continue;
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		if (cb(p, lineno) < 0)
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			break;
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	}
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	free(lbuf);
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	(void)fclose(fp);
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}