8 /* release build default options */
18 /* debug build default options */
19 struct options opt = {
29 int parse_args(int argc, char **argv)
34 for(i=1; i<argc; i++) {
35 if(argv[i][0] == '-') {
36 if(strcmp(argv[i], "-music") == 0) {
38 } else if(strcmp(argv[i], "-nomusic") == 0) {
40 } else if(strcmp(argv[i], "-scr") == 0 || strcmp(argv[i], "-screen") == 0) {
42 } else if(strcmp(argv[i], "-mouse") == 0) {
44 } else if(strcmp(argv[i], "-nomouse") == 0) {
46 } else if(strcmp(argv[i], "-sball") == 0) {
47 opt.sball = !opt.sball;
48 } else if(strcmp(argv[i], "-vsync") == 0) {
50 } else if(strcmp(argv[i], "-novsync") == 0) {
52 } else if(strcmp(argv[i], "-dbg") == 0) {
54 } else if(strcmp(argv[i], "-nodbg") == 0) {
57 fprintf(stderr, "invalid option: %s\n", argv[i]);
62 fprintf(stderr, "unexpected option: %s\n", argv[i]);
70 opt.start_scr = scrname;
75 static char *strip_space(char *s)
80 while(*s && isspace(*s)) ++s;
83 if((end = strrchr(s, '#'))) {
90 while(end > s && isspace(*end)) *end-- = 0;
91 return end > s ? s : 0;
94 static int bool_value(char *s)
102 return strcmp(s, "true") == 0 || strcmp(s, "yes") == 0 || strcmp(s, "1") == 0;
105 int load_config(const char *fname)
111 if(!(fp = fopen(fname, "rb"))) {
112 return 0; /* just ignore missing config files */
115 while(fgets(buf, sizeof buf, fp)) {
116 char *line, *key, *value;
119 if(!(line = strip_space(buf))) {
123 if(!(value = strchr(line, '='))) {
124 fprintf(stderr, "%s:%d invalid key/value pair\n", fname, nline);
129 if(!(key = strip_space(line)) || !(value = strip_space(value))) {
130 fprintf(stderr, "%s:%d invalid key/value pair\n", fname, nline);
134 if(strcmp(line, "music") == 0) {
135 opt.music = bool_value(value);
136 } else if(strcmp(line, "screen") == 0) {
137 opt.start_scr = strdup(value);
138 } else if(strcmp(line, "mouse") == 0) {
139 opt.mouse = bool_value(value);
140 } else if(strcmp(line, "sball") == 0) {
141 opt.sball = bool_value(value);
142 } else if(strcmp(line, "vsync") == 0) {
143 opt.vsync = bool_value(value);
144 } else if(strcmp(line, "debug") == 0) {
145 opt.dbginfo = bool_value(value);
147 fprintf(stderr, "%s:%d invalid option: %s\n", fname, nline, line);