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Annotation of src/usr.bin/cvs/config.c, Revision 1.4

1.4     ! joris       1: /*     $OpenBSD: config.c,v 1.3 2006/05/28 15:45:31 joris Exp $        */
1.1       joris       2: /*
                      3:  * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
                      4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
                     17:
                     18: #include "includes.h"
                     19:
                     20: #include "cvs.h"
                     21: #include "config.h"
                     22: #include "diff.h"
                     23: #include "log.h"
                     24:
                     25: void
                     26: cvs_parse_configfile(void)
                     27: {
                     28:        int i;
                     29:        FILE *fp;
                     30:        size_t len;
1.3       joris      31:        struct rlimit rl;
1.1       joris      32:        const char *errstr;
1.2       joris      33:        char *p, *buf, *lbuf, *opt, *val, fpath[MAXPATHLEN];
1.1       joris      34:
1.3       joris      35:        cvs_log(LP_TRACE, "cvs_parse_configfile()");
                     36:
1.1       joris      37:        i = snprintf(fpath, sizeof(fpath), "%s/%s", current_cvsroot->cr_dir,
                     38:            CVS_PATH_CONFIG);
                     39:        if (i == -1 || i >= (int)sizeof(fpath))
                     40:                fatal("cvs_parse_configfile: overflow");
                     41:
                     42:        if ((fp = fopen(fpath, "r")) == NULL)
                     43:                fatal("cvs_config_parse: %s: %s",
                     44:                    CVS_PATH_CONFIG, strerror(errno));
                     45:
                     46:        lbuf = NULL;
                     47:        while ((buf = fgetln(fp, &len))) {
                     48:                if (buf[len - 1] == '\n') {
                     49:                        buf[len - 1] = '\0';
                     50:                } else {
                     51:                        lbuf = xmalloc(len + 1);
                     52:                        strlcpy(lbuf, buf, len);
                     53:                        buf = lbuf;
                     54:                }
                     55:
1.2       joris      56:                p = buf;
                     57:                while (*p == ' ')
                     58:                        p++;
                     59:
                     60:                if (p[0] == '#' || p[0] == '\0') {
                     61:                        if (lbuf != NULL)
                     62:                                xfree(lbuf);
                     63:                        continue;
                     64:                }
                     65:
                     66:                opt = p;
1.1       joris      67:                if ((val = strrchr(opt, '=')) == NULL)
                     68:                        fatal("cvs_parse_configfile: bad option '%s'", opt);
                     69:
                     70:                *(val++) = '\0';
                     71:
                     72:                if (!strcmp(opt, "tag")) {
                     73:                        cvs_tagname = xstrdup(val);
                     74:                } else if (!strcmp(opt, "umask")) {
                     75:                        cvs_umask = (int)strtonum(val, 0, INT_MAX, &errstr);
                     76:                        if (errstr != NULL)
                     77:                                fatal("cvs_parse_configfile: %s: %s", val,
                     78:                                    errstr);
1.3       joris      79:                } else if (!strcmp(opt, "dlimit")) {
                     80:                        if (getrlimit(RLIMIT_DATA, &rl) != -1) {
                     81:                                rl.rlim_cur = (int)strtonum(val, 0, INT_MAX,
                     82:                                    &errstr);
                     83:                                if (errstr != NULL)
                     84:                                        fatal("cvs_parse_configfile: %s: %s",
                     85:                                            val, errstr);
                     86:                                rl.rlim_cur = rl.rlim_cur * 1024;
                     87:                                (void)setrlimit(RLIMIT_DATA, &rl);
                     88:                        }
1.1       joris      89:                } else {
                     90:                        cvs_log(LP_ERR, "ignoring unknown option '%s'", opt);
                     91:                }
                     92:
                     93:                if (lbuf != NULL)
                     94:                        xfree(lbuf);
                     95:        }
                     96:
                     97:        (void)fclose(fp);
                     98: }