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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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✗✓ |
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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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✓✓ |
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while ((buf = fgetln(fp, &len)) != NULL) { |
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lineno++; |
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✓✗ |
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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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✓✗✗✓
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while (*p == ' ' || *p == '\t') |
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p++; |
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✓✗✗✗
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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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} |