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head/libexec/getty/subr.c
| Show First 20 Lines • Show All 62 Lines • ▼ Show 20 Lines | |||||
| gettable(const char *name, char *buf) | gettable(const char *name, char *buf) | ||||
| { | { | ||||
| struct gettystrs *sp; | struct gettystrs *sp; | ||||
| struct gettynums *np; | struct gettynums *np; | ||||
| struct gettyflags *fp; | struct gettyflags *fp; | ||||
| long n; | long n; | ||||
| int l; | int l; | ||||
| char *p; | char *p; | ||||
| char *msg = NULL; | static char path_gettytab[PATH_MAX]; | ||||
| const char *dba[2]; | char *dba[2]; | ||||
| static int firsttime = 1; | static int firsttime = 1; | ||||
| dba[0] = _PATH_GETTYTAB; | strlcpy(path_gettytab, _PATH_GETTYTAB, sizeof(path_gettytab)); | ||||
| dba[0] = path_gettytab; | |||||
| dba[1] = NULL; | dba[1] = NULL; | ||||
| if (firsttime) { | if (firsttime) { | ||||
| /* | /* | ||||
| * we need to strdup() anything in the strings array | * we need to strdup() anything in the strings array | ||||
| * initially in order to simplify things later | * initially in order to simplify things later | ||||
| */ | */ | ||||
| for (sp = gettystrs; sp->field; sp++) | for (sp = gettystrs; sp->field; sp++) | ||||
| Show All 11 Lines | for (sp = gettystrs; sp->field; sp++) | ||||
| * replace, even if NULL, else we'll | * replace, even if NULL, else we'll | ||||
| * have problems with free()ing static mem | * have problems with free()ing static mem | ||||
| */ | */ | ||||
| sp->value = p; | sp->value = p; | ||||
| } | } | ||||
| firsttime = 0; | firsttime = 0; | ||||
| } | } | ||||
| switch (cgetent(&buf, (char **)dba, name)) { | switch (cgetent(&buf, dba, name)) { | ||||
| case 1: | case 1: | ||||
| msg = "%s: couldn't resolve 'tc=' in gettytab '%s'"; | syslog(LOG_ERR, "getty: couldn't resolve 'tc=' in gettytab '%s'", name); | ||||
| return; | |||||
| case 0: | case 0: | ||||
| break; | break; | ||||
| case -1: | case -1: | ||||
| msg = "%s: unknown gettytab entry '%s'"; | syslog(LOG_ERR, "getty: unknown gettytab entry '%s'", name); | ||||
| break; | return; | ||||
| case -2: | case -2: | ||||
| msg = "%s: retrieving gettytab entry '%s': %m"; | syslog(LOG_ERR, "getty: retrieving gettytab entry '%s': %m", name); | ||||
| break; | return; | ||||
| case -3: | case -3: | ||||
| msg = "%s: recursive 'tc=' reference gettytab entry '%s'"; | syslog(LOG_ERR, "getty: recursive 'tc=' reference gettytab entry '%s'", name); | ||||
| break; | return; | ||||
| default: | default: | ||||
| msg = "%s: unexpected cgetent() error for entry '%s'"; | syslog(LOG_ERR, "getty: unexpected cgetent() error for entry '%s'", name); | ||||
| break; | |||||
| } | |||||
| if (msg != NULL) { | |||||
| syslog(LOG_ERR, msg, "getty", name); | |||||
| return; | return; | ||||
| } | } | ||||
| for (sp = gettystrs; sp->field; sp++) { | for (sp = gettystrs; sp->field; sp++) { | ||||
| if ((l = cgetstr(buf, sp->field, &p)) >= 0) { | if ((l = cgetstr(buf, sp->field, &p)) >= 0) { | ||||
| if (sp->value) { | if (sp->value) { | ||||
| /* prefer existing value */ | /* prefer existing value */ | ||||
| if (strcmp(p, sp->value) != 0) | if (strcmp(p, sp->value) != 0) | ||||
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