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https://github.com/ddnet/ddnet.git
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117 lines
2.8 KiB
C++
117 lines
2.8 KiB
C++
#include <baselib/system.h>
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#include <baselib/stream/file.h>
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#include <baselib/stream/line.h>
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#include <cstring>
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#include <cstdio>
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#include <cstdlib>
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#include "config.h"
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configuration config;
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using namespace baselib;
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void config_reset()
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{
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#define MACRO_CONFIG_INT(name,def,min,max) config.name = def;
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#define MACRO_CONFIG_STR(name,len,def) strncpy(config.name, def, len);
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#include "config_variables.h"
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#undef MACRO_CONFIG_INT
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#undef MACRO_CONFIG_STR
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}
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void strip_spaces(char **p)
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{
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char *&s = *p;
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while (*s == ' ')
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++s;
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char *end = s + strlen(s);
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while (end > s && *(end - 1) == ' ')
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*--end = 0;
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}
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void config_set(const char *line)
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{
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const char *c = strchr(line, '=');
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if (c)
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{
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char var[256];
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char val[256];
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strcpy(val, c+1);
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mem_copy(var, line, c - line);
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var[c - line] = 0;
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char *var_str = var;
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char *val_str = val;
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strip_spaces(&var_str);
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strip_spaces(&val_str);
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#define MACRO_CONFIG_INT(name,def,min,max) { if (strcmp(#name, var_str) == 0) config_set_ ## name (&config, atoi(val_str)); }
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#define MACRO_CONFIG_STR(name,len,def) { if (strcmp(#name, var_str) == 0) { config_set_ ## name (&config, val_str); } }
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#include "config_variables.h"
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#undef MACRO_CONFIG_INT
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#undef MACRO_CONFIG_STR
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}
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}
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void config_load(const char *filename)
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{
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dbg_msg("config/load", "loading %s", filename);
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file_stream file;
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if (file.open_r(filename))
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{
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char *line;
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line_stream lstream(&file);
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while ((line = lstream.get_line()))
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config_set(line);
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file.close();
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}
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}
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void config_save(const char *filename)
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{
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dbg_msg("config/save", "saving config to %s", filename);
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file_stream file;
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if (file.open_w(filename))
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{
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#define MACRO_CONFIG_INT(name,def,min,max) { char str[256]; sprintf(str, "%s=%i", #name, config.name); file.write(str, strlen(str)); file.write("\n", 1); }
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#define MACRO_CONFIG_STR(name,len,def) { file.write(#name, strlen(#name)); file.write("=", 1); file.write(config.name, strlen(config.name)); file.write("\n", 1); }
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#include "config_variables.h"
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#undef MACRO_CONFIG_INT
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#undef MACRO_CONFIG_STR
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file.close();
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}
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}
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#define MACRO_CONFIG_INT(name,def,min,max) int config_get_ ## name (configuration *c) { return c->name; }
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#define MACRO_CONFIG_STR(name,len,def) const char *config_get_ ## name (configuration *c) { return c->name; }
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#include "config_variables.h"
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#undef MACRO_CONFIG_INT
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#undef MACRO_CONFIG_STR
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#define MACRO_CONFIG_INT(name,def,min,max) void config_set_ ## name (configuration *c, int val) { if (val < min) val = min; if (max != 0 && val > max) val = max; c->name = val; }
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#define MACRO_CONFIG_STR(name,len,def) void config_set_ ## name (configuration *c, const char *str) { strncpy(c->name, str, len-1); c->name[sizeof(c->name)-1] = 0; }
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#include "config_variables.h"
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#undef MACRO_CONFIG_INT
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#undef MACRO_CONFIG_STR
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