2 * DOS CONFIG.SYS parser
4 * Copyright 1998 Andreas Mohr
19 DEFAULT_DEBUG_CHANNEL(profile)
22 static int DOSCONF_Device(char **confline);
23 static int DOSCONF_Dos(char **confline);
24 static int DOSCONF_Fcbs(char **confline);
25 static int DOSCONF_Break(char **confline);
26 static int DOSCONF_Files(char **confline);
27 static int DOSCONF_Install(char **confline);
28 static int DOSCONF_Lastdrive(char **confline);
29 static int DOSCONF_Menu(char **confline);
30 static int DOSCONF_Include(char **confline);
31 static int DOSCONF_Country(char **confline);
32 static int DOSCONF_Numlock(char **confline);
33 static int DOSCONF_Switches(char **confline);
34 static int DOSCONF_Shell(char **confline);
35 static int DOSCONF_Stacks(char **confline);
36 static int DOSCONF_Buffers(char **confline);
37 static void DOSCONF_Parse(char *menuname);
39 DOSCONF DOSCONF_config =
56 int (*tag_handler)(char **p);
63 * http://egeria.cm.cf.ac.uk/User/P.L.Poulain/project/internal/allinter.htm
65 * http://www.csulb.edu/~murdock/dosindex.html
68 static const TAG_ENTRY tag_entries[] =
72 { "DEVICE", DOSCONF_Device },
73 { "[", DOSCONF_Menu },
75 { "MENUDEFAULT", DOSCONF_Menu },
76 { "INCLUDE", DOSCONF_Include },
78 { "INSTALL", DOSCONF_Install },
79 { "DOS", DOSCONF_Dos },
80 { "FCBS", DOSCONF_Fcbs },
81 { "BREAK", DOSCONF_Break },
82 { "FILES", DOSCONF_Files },
83 { "SHELL", DOSCONF_Shell },
84 { "STACKS", DOSCONF_Stacks },
85 { "BUFFERS", DOSCONF_Buffers },
86 { "COUNTRY", DOSCONF_Country },
87 { "NUMLOCK", DOSCONF_Numlock },
88 { "SWITCHES", DOSCONF_Switches },
89 { "LASTDRIVE", DOSCONF_Lastdrive }
94 static char *menu_default = NULL;
95 static int menu_in_listing = 0; /* we are in the [menu] section */
96 static int menu_skip = 0; /* the current menu gets skipped */
99 static void DOSCONF_skip(char **pconfline)
104 while ( (*p == ' ') || (*p == '\t') ) p++;
108 static int DOSCONF_JumpToEntry(char **pconfline, char separator)
113 while ( (*p != separator) && (*p != '\0') ) p++;
119 while ( (*p == ' ') || (*p == '\t') ) p++;
124 static int DOSCONF_Device(char **confline)
128 *confline += 6; /* strlen("DEVICE") */
129 if (!(strncasecmp(*confline, "HIGH", 4)))
133 /* FIXME: get DEVICEHIGH parameters if avail ? */
135 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
136 TRACE(profile, "Loading device '%s'\n", *confline);
138 DOSMOD_LoadDevice(*confline, loadhigh);
143 static int DOSCONF_Dos(char **confline)
145 *confline += 3; /* strlen("DOS") */
146 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
147 while (**confline != '\0')
149 if (!(strncasecmp(*confline, "HIGH", 4)))
151 DOSCONF_config.flags |= DOSCONF_MEM_HIGH;
155 if (!(strncasecmp(*confline, "UMB", 3)))
157 DOSCONF_config.flags |= DOSCONF_MEM_UMB;
161 DOSCONF_JumpToEntry(confline, ',');
163 TRACE(profile, "DOSCONF_Dos: HIGH is %d, UMB is %d\n",
164 (DOSCONF_config.flags & DOSCONF_MEM_HIGH) != 0, (DOSCONF_config.flags & DOSCONF_MEM_UMB) != 0);
168 static int DOSCONF_Fcbs(char **confline)
170 *confline += 4; /* strlen("FCBS") */
171 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
172 DOSCONF_config.fcbs = atoi(*confline);
173 if (DOSCONF_config.fcbs > 255)
175 MSG("The FCBS value in the config.sys file is too high ! Setting to 255.\n");
176 DOSCONF_config.fcbs = 255;
178 TRACE(profile, "DOSCONF_Fcbs returning %d\n", DOSCONF_config.fcbs);
182 static int DOSCONF_Break(char **confline)
184 *confline += 5; /* strlen("BREAK") */
185 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
186 if (!(strcasecmp(*confline, "ON")))
187 DOSCONF_config.brk_flag = 1;
188 TRACE(profile, "BREAK is %d\n", DOSCONF_config.brk_flag);
192 static int DOSCONF_Files(char **confline)
194 *confline += 5; /* strlen("FILES") */
195 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
196 DOSCONF_config.files = atoi(*confline);
197 if (DOSCONF_config.files > 255)
199 MSG("The FILES value in the config.sys file is too high ! Setting to 255.\n");
200 DOSCONF_config.files = 255;
202 if (DOSCONF_config.files < 8)
204 MSG("The FILES value in the config.sys file is too low ! Setting to 8.\n");
205 DOSCONF_config.files = 8;
207 TRACE(profile, "DOSCONF_Files returning %d\n", DOSCONF_config.files);
211 static int DOSCONF_Install(char **confline)
217 *confline += 7; /* strlen("INSTALL") */
218 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
219 TRACE(profile, "Installing '%s'\n", *confline);
221 DOSMOD_Install(*confline, loadhigh);
226 static int DOSCONF_Lastdrive(char **confline)
228 *confline += 9; /* strlen("LASTDRIVE") */
229 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
230 DOSCONF_config.lastdrive = toupper(**confline);
231 TRACE(profile, "Lastdrive %c\n", DOSCONF_config.lastdrive);
235 static int DOSCONF_Country(char **confline)
237 *confline += 7; /* strlen("COUNTRY") */
238 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
239 TRACE(profile, "Country '%s'\n", *confline);
240 if (DOSCONF_config.country == NULL)
241 DOSCONF_config.country = malloc(strlen(*confline) + 1);
242 strcpy(DOSCONF_config.country, *confline);
246 static int DOSCONF_Numlock(char **confline)
248 *confline += 7; /* strlen("NUMLOCK") */
249 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
250 if (!(strcasecmp(*confline, "ON")))
251 DOSCONF_config.flags |= DOSCONF_NUMLOCK;
252 TRACE(profile, "NUMLOCK is %d\n", (DOSCONF_config.flags & DOSCONF_NUMLOCK) != 0);
256 static int DOSCONF_Switches(char **confline)
260 *confline += 8; /* strlen("SWITCHES") */
261 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
262 p = strtok(*confline, "/");
265 if ( toupper(*p) == 'K')
266 DOSCONF_config.flags |= DOSCONF_KEYB_CONV;
268 while ((p = strtok(NULL, "/")));
269 TRACE(profile, "'Force conventional keyboard' is %d\n",
270 (DOSCONF_config.flags & DOSCONF_KEYB_CONV) != 0);
274 static int DOSCONF_Shell(char **confline)
276 *confline += 5; /* strlen("SHELL") */
277 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
278 TRACE(profile, "Shell '%s'\n", *confline);
279 if (DOSCONF_config.shell == NULL)
280 DOSCONF_config.shell = malloc(strlen(*confline) + 1);
281 strcpy(DOSCONF_config.shell, *confline);
285 static int DOSCONF_Stacks(char **confline)
288 *confline += 6; /* strlen("STACKS") */
289 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
290 DOSCONF_config.stacks_nr = atoi(strtok(*confline, ","));
291 DOSCONF_config.stacks_sz = atoi((strtok(NULL, ",")));
292 TRACE(profile, "%d stacks of size %d\n",
293 DOSCONF_config.stacks_nr, DOSCONF_config.stacks_sz);
297 static int DOSCONF_Buffers(char **confline)
301 *confline += 7; /* strlen("BUFFERS") */
302 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
303 p = strtok(*confline, ",");
304 DOSCONF_config.buf = atoi(p);
305 if ((p = strtok(NULL, ",")))
306 DOSCONF_config.buf2 = atoi(p);
307 TRACE(profile, "%d primary buffers, %d secondary buffers\n",
308 DOSCONF_config.buf, DOSCONF_config.buf2);
312 static int DOSCONF_Menu(char **confline)
314 if (!(strncasecmp(*confline, "[MENU]", 6)))
317 if ((!(strncasecmp(*confline, "[COMMON]", 8)))
318 || (!(strncasecmp(*confline, "[WINE]", 6))))
321 if (**confline == '[')
325 && (!(strncasecmp(*confline, menu_default, strlen(menu_default)))))
336 if (!(strncasecmp(*confline, "menudefault", 11)) && (menu_in_listing))
338 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
339 *confline = strtok(*confline, ",");
340 menu_default = malloc(strlen(*confline) + 1);
341 strcpy(menu_default, *confline);
346 static int DOSCONF_Include(char **confline)
351 *confline += 7; /* strlen("INCLUDE") */
352 if (!(DOSCONF_JumpToEntry(confline, '='))) return 0;
353 fgetpos(cfg_fd, &oldpos);
354 fseek(cfg_fd, 0, SEEK_SET);
355 TRACE(profile, "Including menu '%s'\n", *confline);
356 temp = malloc(strlen(*confline) + 1);
357 strcpy(temp, *confline);
360 fsetpos(cfg_fd, &oldpos);
364 static void DOSCONF_Parse(char *menuname)
370 if (menuname != NULL) /* we need to jump to a certain sub menu */
372 while (fgets(confline, 255, cfg_fd))
379 if (!(trail = strrchr(p, ']')))
381 if (!(strncasecmp(p, menuname, (int)trail - (int)p)))
387 while (fgets(confline, 255, cfg_fd))
392 if ((menuname) && (*p == '['))
393 /* we were handling a specific sub menu, but now next menu begins */
396 if ((trail = strrchr(confline, '\n')))
398 if ((trail = strrchr(confline, '\r')))
402 for (i = 0; i < sizeof(tag_entries) / sizeof(TAG_ENTRY); i++)
403 if (!(strncasecmp(p, tag_entries[i].tag_name,
404 strlen(tag_entries[i].tag_name))))
406 TRACE(profile, "tag '%s'\n", tag_entries[i].tag_name);
407 if (tag_entries[i].tag_handler != NULL)
408 tag_entries[i].tag_handler(&p);
412 else /* the current menu gets skipped */
417 int DOSCONF_ReadConfig(void)
420 DOS_FULL_NAME fullname;
421 char *filename, *menuname;
424 PROFILE_GetWineIniString( "wine", "config.sys", "", buffer, sizeof(buffer) );
425 filename = strtok(buffer, ",");
426 menuname = strtok(NULL, ",");
427 if (!filename) return ret;
429 DOSFS_GetFullName(filename, FALSE, &fullname);
430 if (menuname) menu_default = strdup(menuname);
431 if ((cfg_fd = fopen(fullname.long_name, "r")))
438 MSG("Couldn't open config.sys file given as \"%s\" in" \
439 " wine.conf or .winerc, section [wine] !\n", filename);
442 if (menu_default) free(menu_default);