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/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "e_system.h"
#include "e_config.h"
#include "e_linereader.h"
CONFIGURATION config;
void config_reset()
{
#define MACRO_CONFIG_INT(name,def,min,max) config.name = def;
#define MACRO_CONFIG_STR(name,len,def) str_copy(config.name, def, len);
#include "e_config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
}
void strip_spaces(char **p)
{
char *s = *p;
char *end;
while (*s == ' ')
++s;
end = s + strlen(s);
while (end > s && *(end - 1) == ' ')
*--end = 0;
}
void config_set(const char *line)
{
const char *c = strchr(line, '=');
if (c)
{
char var[256];
char val[256];
char *var_str = var;
char *val_str = val;
str_copy(val, c+1, sizeof(val));
mem_copy(var, line, c - line);
var[c - line] = 0;
strip_spaces(&var_str);
strip_spaces(&val_str);
#define MACRO_CONFIG_INT(name,def,min,max) { if (strcmp(#name, var_str) == 0) config_set_ ## name (&config, atoi(val_str)); }
#define MACRO_CONFIG_STR(name,len,def) { if (strcmp(#name, var_str) == 0) { config_set_ ## name (&config, val_str); } }
#include "e_config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
}
}
void config_load(const char *filename)
{
IOHANDLE file;
dbg_msg("config/load", "loading %s", filename);
file = io_open(filename, IOFLAG_READ);
if(file)
{
char *line;
LINEREADER lr;
linereader_init(&lr, file);
while ((line = linereader_get(&lr)))
config_set(line);
io_close(file);
}
}
void config_save(const char *filename)
{
IOHANDLE file;
dbg_msg("config/save", "saving config to %s", filename);
file = io_open(filename, IOFLAG_WRITE);
if(file)
{
#if defined(CONF_FAMILY_WINDOWS)
const char newline[] = "\r\n";
#else
const char newline[] = "\n";
#endif
const int newline_len = sizeof(newline)-1;
#define MACRO_CONFIG_INT(name,def,min,max) { char str[256]; str_format(str, sizeof(str), "%s=%i%s", #name, config.name, newline); io_write(file, str, strlen(str)); }
#define MACRO_CONFIG_STR(name,len,def) { io_write(file, #name, strlen(#name)); io_write(file, "=", 1); io_write(file, config.name, strlen(config.name)); io_write(file, newline, newline_len); }
#include "e_config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
io_close(file);
}
else
dbg_msg("config/save", "couldn't open %s for writing. :(", filename);
}
#define MACRO_CONFIG_INT(name,def,min,max) int config_get_ ## name (CONFIGURATION *c) { return c->name; }
#define MACRO_CONFIG_STR(name,len,def) const char *config_get_ ## name (CONFIGURATION *c) { return c->name; }
#include "e_config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
#define MACRO_CONFIG_INT(name,def,min,max) void config_set_ ## name (CONFIGURATION *c, int val) { if(min != max) { if (val < min) val = min; if (max != 0 && val > max) val = max; } c->name = val; }
#define MACRO_CONFIG_STR(name,len,def) void config_set_ ## name (CONFIGURATION *c, const char *str) { str_copy(c->name, str, len-1); c->name[sizeof(c->name)-1] = 0; }
#include "e_config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
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