diff options
Diffstat (limited to 'nebula2.c')
| -rw-r--r-- | nebula2.c | 220 |
1 files changed, 3 insertions, 217 deletions
@@ -2,225 +2,11 @@ #include <stdlib.h> #include <string.h> -#include "iniparser/src/iniparser.h" - -typedef struct { - int r, g, b; -} color_t; - -typedef struct { - int width, height; - int jobsize, jobs, procn; - - char* statefile; - char* output; - - int iters_n; - int* iters; - color_t* colors; -} config_t; - -void -usage(void) {} - -void -conf_destroy(config_t* conf) { - if(conf->iters) { - free(conf->iters); - } - if(conf->colors) { - free(conf->colors); - } - free(conf); -} - -int -parse_color(dictionary* ini, char* key, color_t* col) { - char r[3]; - char g[3]; - char b[3]; - char* endptr; - char* s = iniparser_getstring(ini, key, ""); - - if(strlen(s) != 6) { - fprintf(stderr, "Config value '%s' is not a color or is missing.\n", key); - return 0; - } - - memcpy(r, s, 2); - memcpy(g, s + 2, 2); - memcpy(b, s + 4, 2); - r[2] = '\0'; - g[2] = '\0'; - b[2] = '\0'; - - col->r = strtol(r, &endptr, 16); - if(*endptr != '\0') { - fprintf(stderr, "Config value '%s' is not a color.\n", key); - return 0; - } - col->g = strtol(g, &endptr, 16); - if(*endptr != '\0') { - fprintf(stderr, "Config value '%s' is not a color.\n", key); - return 0; - } - col->b = strtol(b, &endptr, 16); - if(*endptr != '\0') { - fprintf(stderr, "Config value '%s' is not a color.\n", key); - return 0; - } - - return 1; -} - -#define NAMEBUF_SIZE 32 - -int -conf_get_int(dictionary* ini, char* key, int* val) { - if(!iniparser_find_entry(ini, key)) { - fprintf(stderr, "Missing config key: %s\n", key); - return 0; - } - - *val = iniparser_getint(ini, key, -1); - - if(*val <= 0) { - fprintf(stderr, "Value for key '%s' is invalid.\n", key); - return 0; - } - - return 1; -} - -char* -conf_get_string(dictionary* ini, char* key, char* def) { - char* _s; - char* s; - size_t l; - - _s = iniparser_getstring(ini, key, def); - - l = strlen(_s) + 1; - if(!(s = malloc(sizeof(char) * l))) { - return NULL; - } - - return strcpy(s, _s); -} - -int -conf_load(char* path, config_t** conf) { - int i; - dictionary* ini = NULL; - char namebuf[NAMEBUF_SIZE]; - - if(!(*conf = malloc(sizeof(config_t)))) { - fputs("Could not allocate memory.\n", stderr); - goto failed; - } - - (*conf)->iters = NULL; - (*conf)->colors = NULL; - (*conf)->statefile = NULL; - (*conf)->output = NULL; - - if(!(ini = iniparser_load(path))) { - fputs("Could not parse ini file.\n", stderr); - goto failed; - } - - if( - (!conf_get_int(ini, "nebula2:width", &((*conf)->width))) || - (!conf_get_int(ini, "nebula2:height", &((*conf)->height))) || - (!conf_get_int(ini, "nebula2:jobsize", &((*conf)->jobsize))) || - (!conf_get_int(ini, "nebula2:jobs", &((*conf)->jobs))) || - (!conf_get_int(ini, "nebula2:procn", &((*conf)->procn)))) { - goto failed; - } - - if(!((*conf)->statefile = conf_get_string(ini, "nebula2:statefile", ""))) { - goto failed; - } - if(!((*conf)->output = conf_get_string(ini, "nebula2:output", ""))) { - goto failed; - } - - for((*conf)->iters_n = 0;; ((*conf)->iters_n)++) { - if(snprintf(namebuf, NAMEBUF_SIZE, "nebula2:iter%d", (*conf)->iters_n) < 0) { - fputs("Error while counting iterX values.\n", stderr); - goto failed; - } - - if(!iniparser_find_entry(ini, namebuf)) { - break; - } - } - - if((*conf)->iters_n == 0) { - fputs("Need at least one iterX value.\n", stderr); - goto failed; - } - - if(!((*conf)->iters = malloc(sizeof(int) * ((*conf)->iters_n)))) { - fputs("Could not allocate memory.\n", stderr); - goto failed; - } - if(!((*conf)->colors = malloc(sizeof(color_t) * ((*conf)->iters_n)))) { - fputs("Could not allocate memory.\n", stderr); - goto failed; - } - - for(i = 0; i < (*conf)->iters_n; i++) { - if(snprintf(namebuf, NAMEBUF_SIZE, "nebula2:iter%d", i) < 0) { - fputs("Error while reading iterX values.\n", stderr); - goto failed; - } - - if(!conf_get_int(ini, namebuf, &((*conf)->iters[i]))) { - goto failed; - } - - if(snprintf(namebuf, NAMEBUF_SIZE, "nebula2:color%d", i) < 0) { - fputs("Error while reading colorX values.\n", stderr); - goto failed; - } - - if(!parse_color(ini, namebuf, &((*conf)->colors[i]))) { - goto failed; - } - } - - iniparser_freedict(ini); - return 1; - -failed: - if(*conf) { - conf_destroy(*conf); - *conf = NULL; - } - if(ini) { - iniparser_freedict(ini); - } - return 0; -} +#include "config.h" void -conf_print(config_t* conf) { - int i; - color_t col; - - printf("width: %d\n", conf->width); - printf("height: %d\n", conf->height); - printf("jobsize: %d\n", conf->jobsize); - printf("jobs: %d\n", conf->jobs); - printf("procn: %d\n", conf->procn); - printf("statefile: %s\n", conf->statefile); - printf("output: %s\n", conf->output); - - for(i = 0; i < conf->iters_n; i++) { - col = conf->colors[i]; - printf("Iteration %d: %d, %02x%02x%02x\n", i, conf->iters[i], col.r, col.g, col.b); - } +usage(void) { + fputs("nebula2 needs the name of a config file as 1st argument.\n", stderr); } int |