pyceo/src/config.c

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1.6 KiB
C
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#include <stdlib.h>
#include <limits.h>
#include "config.h"
#include "parser.h"
#include "util.h"
#define DEF_STR NULL
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#define DEF_INT LONG_MIN
#define CONFIG_STR(x) char *x = DEF_STR;
#define CONFIG_INT(x) long x = DEF_INT;
#include "config-vars.h"
#undef CONFIG_STR
#undef CONFIG_INT
struct config_var_str {
const char *name;
char **p;
};
struct config_var_int {
const char *name;
long *p;
};
#define CONFIG_STR(x) {#x, &x},
#define CONFIG_INT(x)
static struct config_var_str str_vars[] = {
#include "config-vars.h"
};
#undef CONFIG_STR
#undef CONFIG_INT
#define CONFIG_STR(x)
#define CONFIG_INT(x) {#x, &x},
static struct config_var_int int_vars[] = {
#include "config-vars.h"
};
#undef CONFIG_STR
#undef CONFIG_INT
void config_var(char *var, char *val) {
int i;
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for (i = 0; i < sizeof(str_vars)/sizeof(*str_vars); i++) {
if (!strcmp(var, str_vars[i].name)) {
if (*str_vars[i].p)
free(*str_vars[i].p);
*str_vars[i].p = xstrdup(val);
}
}
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for (i = 0; i < sizeof(int_vars)/sizeof(*int_vars); i++) {
if (!strcmp(var, int_vars[i].name)) {
*int_vars[i].p = config_long(var, val);
}
}
}
void configure() {
int i;
config_parse(CONFIG_FILE);
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for (i = 0; i < sizeof(str_vars)/sizeof(*str_vars); i++) {
if (*str_vars[i].p == DEF_STR)
badconf("undefined string variable: %s", str_vars[i].name);
}
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for (i = 0; i < sizeof(int_vars)/sizeof(*int_vars); i++) {
if (*int_vars[i].p == DEF_INT)
badconf("undefined integer variable: %s", int_vars[i].name);
}
}