int fswc_getopt_file(fswc_getopt_t *s)
{
char line[1024];
char *arg, *val;
struct option *opt;
while(fgets(line, 1024, s->f))
{
s->line++;
strtrim(line, WHITESPACE);
arg = argdup(line, WHITESPACE, 0, 0);
if(!arg) continue;
if(*arg == '#') continue;
/* Find argument in the list. */
opt = (struct option *) s->long_opts;
while(opt->name)
{
if(!strcasecmp(opt->name, arg)) break;
opt++;
}
if(!opt->name)
{
ERROR("Unknown argument: %s", arg);
WARN("%s,%i: %s", s->filename, s->line, line);
free(arg);
return(-2);
}
if(opt->val == 'c')
{
ERROR("You can't use config from a configuration file.");
WARN("%s,%i: %s", s->filename, s->line, line);
free(arg);
return(-2);
}
if(opt->has_arg)
{
val = argdup(line, WHITESPACE, 1, 0);
optarg = val;
}
free(arg);
return(opt->val);
}
/* Have we reached the end of the file? */
if(feof(s->f)) return(-1);
/* No.. there has been an error. */
ERROR("fread: %s", strerror(errno));
return(-2);
}
int fswc_openlog(fswebcam_config_t *config)
{
char *s;
int r;
/* Get the first part of the filename. */
s = argdup(config->logfile, ":", 0, 0);
if(!s)
{
ERROR("Out of memory.");
return(-1);
}
if(!strcasecmp(s, "file"))
{
free(s);
s = argdup(config->logfile, ":", 1, 0);
if(!s)
{
ERROR("No log file was specified.");
return(-1);
}
}
else if(!strcasecmp(s, "syslog"))
{
free(s);
log_syslog(1);
return(0);
}
r = log_open(s);
free(s);
return(r);
}
long argtol(char *src, char *sep, int arg, int opt, int base)
{
char *str;
long val;
str = argdup(src, sep, arg, opt);
if(!str) return(-1);
/* Catch any errors. */
errno = 0;
val = strtol(str, NULL, base);
if(errno) val = -1;
free(str);
return(val);
}