96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
/* Author: Wietse Venema <wietse@wzv.win.tue.nl> */
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#include "bsd_locl.h"
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RCSID("$Id: sysv_default.c,v 1.11 1999/03/13 21:15:24 assar Exp $");
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#include "sysv_default.h"
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/*
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* Default values for stuff that can be read from the defaults file. The
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* SunOS 5.1 documentation is incomplete and often disagrees with reality.
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*/
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static char default_umask_value[] = "022";
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char *default_console = 0;
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char *default_altsh = "YES";
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char *default_passreq = "NO";
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char *default_timezone= 0;
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char *default_hz = 0;
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char *default_path = _PATH_DEFPATH;
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char *default_supath = _PATH_DEFSUPATH;
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char *default_ulimit = 0;
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char *default_timeout = "180";
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char *default_umask = default_umask_value;
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char *default_sleep = "4";
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char *default_maxtrys = "5";
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static struct sysv_default {
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char **valptr;
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char *prefix;
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int prefix_len;
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} defaults[] = {
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{&default_console, "CONSOLE=", sizeof("CONSOLE=") -1},
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{&default_altsh, "ALTSHELL=", sizeof("ALTSHELL=") -1},
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{&default_passreq, "PASSREQ=", sizeof("PASSREQ=") -1},
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{&default_timezone, "TIMEZONE=", sizeof("TIMEZONE=") -1},
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{&default_hz, "HZ=", sizeof("HZ=") -1},
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{&default_path, "PATH=", sizeof("PATH=") -1},
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{&default_supath, "SUPATH=", sizeof("SUPATH=") -1},
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{&default_ulimit, "ULIMIT=", sizeof("ULIMIT=") -1},
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{&default_timeout, "TIMEOUT=", sizeof("TIMEOUT=") -1},
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{&default_umask, "UMASK=", sizeof("UMASK=") -1},
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{&default_sleep, "SLEEPTIME=", sizeof("SLEEPTIME=") -1},
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{&default_maxtrys, "MAXTRYS=", sizeof("MAXTRYS=") -1},
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{0},
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};
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#define trim(s) { \
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char *cp = s + strlen(s); \
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while (cp > s && isspace((unsigned char)cp[-1])) \
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cp--; \
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*cp = 0; \
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}
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/* sysv_defaults - read login defaults file */
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void
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sysv_defaults()
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{
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struct sysv_default *dp;
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FILE *fp;
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char buf[BUFSIZ];
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if ((fp = fopen(_PATH_ETC_DEFAULT_LOGIN, "r"))) {
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/* Stupid quadratic algorithm. */
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while (fgets(buf, sizeof(buf), fp)) {
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/* Skip comments and blank lines. */
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if (buf[0] == '#')
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continue;
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trim(buf);
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if (buf[0] == 0)
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continue;
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/* Assign defaults from file. */
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#define STREQN(x,y,l) (x[0] == y[0] && strncmp(x,y,l) == 0)
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for (dp = defaults; dp->valptr; dp++) {
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if (STREQN(buf, dp->prefix, dp->prefix_len)) {
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if ((*(dp->valptr) = strdup(buf + dp->prefix_len)) == 0) {
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warnx("Insufficient memory resources - try later.");
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sleepexit(1);
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}
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break;
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}
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}
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}
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fclose(fp);
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}
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}
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