| 1 |
/* |
| 2 |
* Copyright (c) 2020-2022 joshua stein <jcs@jcs.org> |
| 3 |
* |
| 4 |
* Permission to use, copy, modify, and distribute this software for any |
| 5 |
* purpose with or without fee is hereby granted, provided that the above |
| 6 |
* copyright notice and this permission notice appear in all copies. |
| 7 |
* |
| 8 |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 |
*/ |
| 16 |
|
| 17 |
#include <stdarg.h> |
| 18 |
#include <stdio.h> |
| 19 |
#include <stdlib.h> |
| 20 |
#include <string.h> |
| 21 |
|
| 22 |
#include "util.h" |
| 23 |
|
| 24 |
/* ALRT resources */ |
| 25 |
#define ASK_ALERT_ID 130 |
| 26 |
|
| 27 |
#define ERROR_STRING_SIZE 1024 |
| 28 |
static char err_str[ERROR_STRING_SIZE]; |
| 29 |
|
| 30 |
/* basic DITL with an ok button (1), text area (2), and icon (3) */ |
| 31 |
#define ALERT_DITL_ICON 3 |
| 32 |
static const char alert_ditl[] = { |
| 33 |
0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46, |
| 34 |
0x00, 0xE6, 0x00, 0x5A, 0x01, 0x20, 0x04, 0x02, |
| 35 |
0x4F, 0x4B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0A, |
| 36 |
0x00, 0x32, 0x00, 0x40, 0x01, 0x21, 0x08, 0x02, |
| 37 |
0x5E, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0A, |
| 38 |
0x00, 0x0A, 0x00, 0x2A, 0x00, 0x2A, 0xA0, 0x02, |
| 39 |
0x00, 0x02 |
| 40 |
}; |
| 41 |
static Handle alert_ditl_h = NULL; |
| 42 |
|
| 43 |
/* DITL with a Yes button (1), No button (2), text (3), and icon (4) */ |
| 44 |
static const char ask_ditl[] = { |
| 45 |
0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46, |
| 46 |
0x00, 0xE6, 0x00, 0x5A, 0x01, 0x20, 0x04, 0x03, |
| 47 |
0x59, 0x65, 0x73, 0x21, 0x00, 0x00, 0x00, 0x00, |
| 48 |
0x00, 0x46, 0x00, 0xA0, 0x00, 0x5A, 0x00, 0xDA, |
| 49 |
0x04, 0x02, 0x4E, 0x6F, 0x00, 0x00, 0x00, 0x00, |
| 50 |
0x00, 0x0A, 0x00, 0x32, 0x00, 0x41, 0x01, 0x22, |
| 51 |
0x08, 0x02, 0x5E, 0x30, 0x00, 0x00, 0x00, 0x00, |
| 52 |
0x00, 0x0A, 0x00, 0x0A, 0x00, 0x2A, 0x00, 0x2A, |
| 53 |
0xA0, 0x02, 0x00, 0x01 |
| 54 |
}; |
| 55 |
static Handle ask_ditl_h = NULL; |
| 56 |
|
| 57 |
/* DITL with just a text view */ |
| 58 |
static const char progress_ditl[] = { |
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, |
| 60 |
0x00, 0x1E, 0x00, 0x32, 0x01, 0x3B, 0x08, 0x02, |
| 61 |
0x5E, 0x30 |
| 62 |
}; |
| 63 |
static Handle progress_ditl_h = NULL; |
| 64 |
static DialogPtr progress_dialog = NULL; |
| 65 |
|
| 66 |
enum { |
| 67 |
STOP_ALERT, |
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CAUTION_ALERT, |
| 69 |
NOTE_ALERT |
| 70 |
}; |
| 71 |
|
| 72 |
static TEHandle track_control_te = NULL; |
| 73 |
|
| 74 |
void vwarn(short alert_func, const char *format, va_list ap); |
| 75 |
|
| 76 |
/* |
| 77 |
* Memory functions |
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*/ |
| 79 |
|
| 80 |
void * |
| 81 |
xmalloc(size_t size) |
| 82 |
{ |
| 83 |
void *ptr; |
| 84 |
|
| 85 |
if (size == 0) |
| 86 |
panic("xmalloc: zero size"); |
| 87 |
ptr = malloc(size); |
| 88 |
if (ptr == NULL) |
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panic("xmalloc(%lu) failed", size); |
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return ptr; |
| 91 |
} |
| 92 |
|
| 93 |
void * |
| 94 |
xmalloczero(size_t size) |
| 95 |
{ |
| 96 |
void *ptr = xmalloc(size); |
| 97 |
memset(ptr, 0, size); |
| 98 |
return ptr; |
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} |
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|
| 101 |
void * |
| 102 |
xcalloc(size_t nmemb, size_t size) |
| 103 |
{ |
| 104 |
void *ptr; |
| 105 |
|
| 106 |
ptr = calloc(nmemb, size); |
| 107 |
if (ptr == NULL) |
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panic("xcalloc(%lu, %lu) failed", nmemb, size); |
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return ptr; |
| 110 |
} |
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|
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void * |
| 113 |
xrealloc(void *src, size_t size) |
| 114 |
{ |
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void *ret; |
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|
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ret = realloc(src, size); |
| 118 |
if (ret == NULL) |
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panic("realloc(%lu) failed", size); |
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return ret; |
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} |
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|
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#define MUL_NO_OVERFLOW ((size_t)1 << (sizeof(size_t) * 4)) |
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|
| 125 |
void * |
| 126 |
xmallocarray(size_t nmemb, size_t size) |
| 127 |
{ |
| 128 |
if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && |
| 129 |
nmemb > 0 && SIZE_MAX / nmemb < size) |
| 130 |
panic("xmallocarray(%lu, %lu) failed", nmemb, size); |
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return xmalloc(size * nmemb); |
| 132 |
} |
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|
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void * |
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xreallocarray(void *optr, size_t nmemb, size_t size) |
| 136 |
{ |
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void *new_ptr; |
| 138 |
|
| 139 |
if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && |
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nmemb > 0 && SIZE_MAX / nmemb < size) |
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panic("xreallocarray(%lu, %lu) failed", nmemb, size); |
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return xrealloc(optr, size * nmemb); |
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} |
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|
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char * |
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xstrdup(const char *str) |
| 147 |
{ |
| 148 |
char *cp; |
| 149 |
size_t len; |
| 150 |
|
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len = strlen(str); |
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|
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cp = xmalloc(len + 1); |
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strlcpy(cp, str, len + 1); |
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|
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return cp; |
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} |
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|
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/* |
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* String functions |
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*/ |
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|
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short |
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getline(char *str, size_t len, char **ret) |
| 165 |
{ |
| 166 |
short i; |
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|
| 168 |
for (i = 0; i < len; i++) { |
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if (str[i] == '\r' || i == len - 1) { |
| 170 |
if (*ret == NULL) |
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*ret = xmalloc(i + 1); |
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memcpy(*ret, str, i + 1); |
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(*ret)[i] = '\0'; |
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return i + 1; |
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} |
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} |
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|
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return 0; |
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} |
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|
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const char * |
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ordinal(unsigned short n) |
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{ |
| 184 |
switch (n % 100) { |
| 185 |
case 11: |
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case 12: |
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case 13: |
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return "th"; |
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default: |
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switch (n % 10) { |
| 191 |
case 1: |
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return "st"; |
| 193 |
case 2: |
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return "nd"; |
| 195 |
case 3: |
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return "rd"; |
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default: |
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return "th"; |
| 199 |
} |
| 200 |
} |
| 201 |
} |
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|
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long |
| 204 |
strpos_quoted(char *str, char c) |
| 205 |
{ |
| 206 |
long pos; |
| 207 |
unsigned char quot = 0; |
| 208 |
|
| 209 |
for (pos = 0; str[pos] != '\0'; pos++) { |
| 210 |
if (quot) { |
| 211 |
if (str[pos] == '\\') { |
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pos++; |
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continue; |
| 214 |
} |
| 215 |
if (str[pos] == quot) |
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quot = 0; |
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continue; |
| 218 |
} else { |
| 219 |
if (str[pos] == '"') { |
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quot = str[pos]; |
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continue; |
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} |
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if (str[pos] == c) |
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return pos; |
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} |
| 226 |
} |
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|
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return -1; |
| 229 |
} |
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|
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char * |
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OSTypeToString(OSType type) |
| 233 |
{ |
| 234 |
static char ostype_s[5]; |
| 235 |
|
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ostype_s[0] = (unsigned char)((type >> 24) & 0xff); |
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ostype_s[1] = (unsigned char)((type >> 16) & 0xff); |
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ostype_s[2] = (unsigned char)((type >> 8) & 0xff); |
| 239 |
ostype_s[3] = (unsigned char)(type & 0xff); |
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ostype_s[4] = 0; |
| 241 |
|
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return ostype_s; |
| 243 |
} |
| 244 |
|
| 245 |
/* |
| 246 |
* BSD err(3) and warn(3) functions |
| 247 |
*/ |
| 248 |
|
| 249 |
void |
| 250 |
vwarn(short alert_func, const char *format, va_list ap) |
| 251 |
{ |
| 252 |
Rect bounds, irect; |
| 253 |
short quit = 0, height, width, hit; |
| 254 |
WindowPtr win, dialog; |
| 255 |
OSType itype; |
| 256 |
Handle ihandle; |
| 257 |
|
| 258 |
GetPort(&win); |
| 259 |
|
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vsnprintf(err_str, ERROR_STRING_SIZE, format, ap); |
| 261 |
|
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width = 300; |
| 263 |
height = 100; |
| 264 |
bounds.left = (screenBits.bounds.right - width) / 2; |
| 265 |
bounds.right = bounds.left + width; |
| 266 |
bounds.top = GetMBarHeight() + |
| 267 |
((screenBits.bounds.bottom - height) / 2.5); |
| 268 |
bounds.bottom = bounds.top + height; |
| 269 |
|
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ParamText(CtoPstr(err_str), "\p", "\p", "\p"); |
| 271 |
|
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alert_ditl_h = xNewHandle(sizeof(alert_ditl)); |
| 273 |
HLock(alert_ditl_h); |
| 274 |
memcpy(*alert_ditl_h, alert_ditl, sizeof(alert_ditl)); |
| 275 |
HUnlock(alert_ditl_h); |
| 276 |
|
| 277 |
dialog = NewDialog(nil, &bounds, "\p", false, dBoxProc, |
| 278 |
(WindowPtr)-1L, false, 0, alert_ditl_h); |
| 279 |
|
| 280 |
#if 0 |
| 281 |
/* XXX: why doesn't changing this work? */ |
| 282 |
GetDItem(dialog, ALERT_DITL_ICON, &itype, &ihandle, &irect); |
| 283 |
switch (alert_func) { |
| 284 |
case CAUTION_ALERT: |
| 285 |
ihandle = GetIcon(cautionIcon); |
| 286 |
break; |
| 287 |
case NOTE_ALERT: |
| 288 |
ihandle = GetIcon(noteIcon); |
| 289 |
break; |
| 290 |
default: |
| 291 |
ihandle = GetIcon(stopIcon); |
| 292 |
} |
| 293 |
ihandle = GetIcon(cautionIcon); |
| 294 |
SetDItem(dialog, ALERT_DITL_ICON, itype, ihandle, &irect); |
| 295 |
#endif |
| 296 |
|
| 297 |
ShowWindow(dialog); |
| 298 |
for (;;) { |
| 299 |
ModalDialog(0, &hit); |
| 300 |
if (hit == ok) |
| 301 |
break; |
| 302 |
} |
| 303 |
DisposDialog(dialog); |
| 304 |
DisposHandle(alert_ditl_h); |
| 305 |
|
| 306 |
SetPort(win); |
| 307 |
|
| 308 |
if (quit) |
| 309 |
ExitToShell(); |
| 310 |
} |
| 311 |
|
| 312 |
void |
| 313 |
panic(const char *format, ...) |
| 314 |
{ |
| 315 |
va_list ap; |
| 316 |
|
| 317 |
va_start(ap, format); |
| 318 |
vwarn(STOP_ALERT, format, ap); |
| 319 |
va_end(ap); |
| 320 |
|
| 321 |
ExitToShell(); |
| 322 |
} |
| 323 |
|
| 324 |
void |
| 325 |
err(short ret, const char *format, ...) |
| 326 |
{ |
| 327 |
va_list ap; |
| 328 |
|
| 329 |
va_start(ap, format); |
| 330 |
vwarn(STOP_ALERT, format, ap); |
| 331 |
va_end(ap); |
| 332 |
|
| 333 |
ExitToShell(); |
| 334 |
} |
| 335 |
|
| 336 |
void |
| 337 |
warn(const char *format, ...) |
| 338 |
{ |
| 339 |
va_list ap; |
| 340 |
|
| 341 |
va_start(ap, format); |
| 342 |
vwarn(CAUTION_ALERT, format, ap); |
| 343 |
va_end(ap); |
| 344 |
} |
| 345 |
|
| 346 |
void |
| 347 |
warnx(const char *format, ...) |
| 348 |
{ |
| 349 |
va_list ap; |
| 350 |
|
| 351 |
va_start(ap, format); |
| 352 |
vwarn(CAUTION_ALERT, format, ap); |
| 353 |
va_end(ap); |
| 354 |
} |
| 355 |
|
| 356 |
void |
| 357 |
note(const char *format, ...) |
| 358 |
{ |
| 359 |
va_list ap; |
| 360 |
|
| 361 |
va_start(ap, format); |
| 362 |
vwarn(NOTE_ALERT, format, ap); |
| 363 |
va_end(ap); |
| 364 |
} |
| 365 |
|
| 366 |
short |
| 367 |
ask(const char *format, ...) |
| 368 |
{ |
| 369 |
Rect bounds, irect; |
| 370 |
short height, width, hit; |
| 371 |
WindowPtr win, dialog; |
| 372 |
OSType itype; |
| 373 |
Handle ihandle; |
| 374 |
va_list ap; |
| 375 |
|
| 376 |
GetPort(&win); |
| 377 |
|
| 378 |
va_start(ap, format); |
| 379 |
vsnprintf(err_str, ERROR_STRING_SIZE, format, ap); |
| 380 |
va_end(ap); |
| 381 |
|
| 382 |
width = 300; |
| 383 |
height = 100; |
| 384 |
bounds.left = (screenBits.bounds.right - width) / 2; |
| 385 |
bounds.right = bounds.left + width; |
| 386 |
bounds.top = GetMBarHeight() + |
| 387 |
((screenBits.bounds.bottom - height) / 2.5); |
| 388 |
bounds.bottom = bounds.top + height; |
| 389 |
|
| 390 |
ParamText(CtoPstr(err_str), "\p", "\p", "\p"); |
| 391 |
|
| 392 |
ask_ditl_h = xNewHandle(sizeof(ask_ditl)); |
| 393 |
HLock(ask_ditl_h); |
| 394 |
memcpy(*ask_ditl_h, ask_ditl, sizeof(ask_ditl)); |
| 395 |
HUnlock(ask_ditl_h); |
| 396 |
|
| 397 |
dialog = NewDialog(nil, &bounds, "\p", false, dBoxProc, |
| 398 |
(WindowPtr)-1L, false, 0, ask_ditl_h); |
| 399 |
|
| 400 |
ShowWindow(dialog); |
| 401 |
for (;;) { |
| 402 |
ModalDialog(0, &hit); |
| 403 |
if (hit == 1 || hit == 2) |
| 404 |
break; |
| 405 |
} |
| 406 |
DisposDialog(dialog); |
| 407 |
DisposHandle(alert_ditl_h); |
| 408 |
|
| 409 |
SetPort(win); |
| 410 |
|
| 411 |
return (hit == 1); |
| 412 |
} |
| 413 |
|
| 414 |
void |
| 415 |
progress(char *format, ...) |
| 416 |
{ |
| 417 |
static Str255 progress_s; |
| 418 |
Handle thandle; |
| 419 |
va_list argptr; |
| 420 |
Rect bounds = { 100, 90, 160, 420 }; /* tlbr */ |
| 421 |
Rect trect; |
| 422 |
short ttype; |
| 423 |
|
| 424 |
if (format == NULL) { |
| 425 |
if (progress_dialog != NULL) { |
| 426 |
DisposDialog(progress_dialog); |
| 427 |
DisposHandle(progress_ditl_h); |
| 428 |
progress_dialog = NULL; |
| 429 |
} |
| 430 |
return; |
| 431 |
} |
| 432 |
|
| 433 |
va_start(argptr, format); |
| 434 |
vsnprintf((char *)progress_s, 256, format, argptr); |
| 435 |
va_end(argptr); |
| 436 |
CtoPstr(progress_s); |
| 437 |
|
| 438 |
if (progress_dialog == NULL) { |
| 439 |
progress_ditl_h = xNewHandle(sizeof(progress_ditl)); |
| 440 |
HLock(progress_ditl_h); |
| 441 |
memcpy(*progress_ditl_h, progress_ditl, sizeof(progress_ditl)); |
| 442 |
HUnlock(progress_ditl_h); |
| 443 |
|
| 444 |
progress_dialog = NewDialog(nil, &bounds, "\p", false, dBoxProc, |
| 445 |
(WindowPtr)-1L, false, 0, progress_ditl_h); |
| 446 |
} |
| 447 |
|
| 448 |
GetDItem(progress_dialog, 1, &ttype, &thandle, &trect); |
| 449 |
SetIText(thandle, progress_s); |
| 450 |
|
| 451 |
ShowWindow(progress_dialog); |
| 452 |
DrawDialog(progress_dialog); |
| 453 |
} |
| 454 |
|
| 455 |
/* |
| 456 |
* General Mac-specific non-GUI functions |
| 457 |
*/ |
| 458 |
static unsigned long _xorshift_state = 0; |
| 459 |
unsigned long |
| 460 |
xorshift32(void) |
| 461 |
{ |
| 462 |
unsigned long x = _xorshift_state; |
| 463 |
if (x == 0) |
| 464 |
x = Ticks; |
| 465 |
x ^= x << 13; |
| 466 |
x ^= x >> 17; |
| 467 |
x ^= x << 5; |
| 468 |
return _xorshift_state = x; |
| 469 |
} |
| 470 |
|
| 471 |
|
| 472 |
/* |
| 473 |
* Error checking wrappers for Mac toolkit functions |
| 474 |
*/ |
| 475 |
|
| 476 |
Handle |
| 477 |
xNewHandle(size_t size) |
| 478 |
{ |
| 479 |
Handle h; |
| 480 |
|
| 481 |
if (size == 0) |
| 482 |
panic("Zero xNewHandle size"); |
| 483 |
|
| 484 |
h = NewHandle(size); |
| 485 |
if (h == NULL) |
| 486 |
panic("Failed to NewHandle(%lu)", size); |
| 487 |
|
| 488 |
return h; |
| 489 |
} |
| 490 |
|
| 491 |
Handle |
| 492 |
xGetResource(ResType type, short id) |
| 493 |
{ |
| 494 |
Handle h; |
| 495 |
|
| 496 |
h = GetResource(type, id); |
| 497 |
if (h == NULL) |
| 498 |
panic("Failed to find resource %d", id); |
| 499 |
|
| 500 |
return h; |
| 501 |
} |
| 502 |
|
| 503 |
StringHandle |
| 504 |
xGetString(short id) |
| 505 |
{ |
| 506 |
StringHandle h; |
| 507 |
|
| 508 |
h = GetString(id); |
| 509 |
if (h == NULL) |
| 510 |
panic("Failed to find STR resource %d", id); |
| 511 |
|
| 512 |
return h; |
| 513 |
} |
| 514 |
|
| 515 |
char * |
| 516 |
xGetStringAsChar(short id) |
| 517 |
{ |
| 518 |
StringHandle h; |
| 519 |
char *out; |
| 520 |
size_t l; |
| 521 |
|
| 522 |
h = xGetString(id); |
| 523 |
HLock(h); |
| 524 |
l = (*h)[0]; |
| 525 |
out = xmalloc(l + 1); |
| 526 |
memcpy((void *)out, (void *)(*h + 1), l); |
| 527 |
out[l] = '\0'; |
| 528 |
ReleaseResource(h); |
| 529 |
|
| 530 |
return out; |
| 531 |
} |
| 532 |
|
| 533 |
long |
| 534 |
xGetStringAsLong(short id) |
| 535 |
{ |
| 536 |
char *c; |
| 537 |
long r; |
| 538 |
|
| 539 |
c = xGetStringAsChar(id); |
| 540 |
r = atol(c); |
| 541 |
free(c); |
| 542 |
return r; |
| 543 |
} |
| 544 |
|
| 545 |
void |
| 546 |
xSetHandleSize(Handle h, Size s) |
| 547 |
{ |
| 548 |
SetHandleSize(h, s); |
| 549 |
if (MemError()) |
| 550 |
panic("Failed to SetHandleSize to %ld", s); |
| 551 |
} |
| 552 |
|
| 553 |
/* |
| 554 |
* Filesystem utilities |
| 555 |
*/ |
| 556 |
|
| 557 |
short |
| 558 |
getpath(const short vRefNum, const Str255 fileName, Str255 *ret, |
| 559 |
bool include_file) |
| 560 |
{ |
| 561 |
WDPBRec wdir; |
| 562 |
HVolumeParam wvol; |
| 563 |
DirInfo wcinfo; |
| 564 |
Str255 name; |
| 565 |
size_t retlen = 0, len; |
| 566 |
char tmpret[256], tmp[256]; |
| 567 |
char *lastcolon; |
| 568 |
|
| 569 |
if (strchr((char *)fileName + 1, ':') != NULL) { |
| 570 |
/* already a full path */ |
| 571 |
memcpy(*ret, fileName, 256); |
| 572 |
if (!include_file) { |
| 573 |
PtoCstr(*ret); |
| 574 |
lastcolon = strrchr((char *)*ret, ':'); |
| 575 |
lastcolon[0] = '\0'; |
| 576 |
CtoPstr(*ret); |
| 577 |
} |
| 578 |
return 0; |
| 579 |
} |
| 580 |
|
| 581 |
wdir.ioVRefNum = wdir.ioWDVRefNum = vRefNum; |
| 582 |
wdir.ioWDIndex = 0; |
| 583 |
wdir.ioWDProcID = 0; |
| 584 |
wdir.ioNamePtr = (StringPtr)&name; |
| 585 |
if (PBGetWDInfo(&wdir, 0) != noErr) { |
| 586 |
warn("Failed looking up directory"); |
| 587 |
return 1; |
| 588 |
} |
| 589 |
|
| 590 |
wvol.ioNamePtr = (StringPtr)&name; |
| 591 |
wvol.ioVRefNum = vRefNum; |
| 592 |
wvol.ioVolIndex = 0; |
| 593 |
|
| 594 |
if (PBHGetVInfoSync((HParmBlkPtr)&wvol) != noErr) { |
| 595 |
warn("Failed getting volume info"); |
| 596 |
return 1; |
| 597 |
} |
| 598 |
|
| 599 |
if (wvol.ioVSigWord != 0x4244) { |
| 600 |
warn("Unknown filesystem type 0x%x", wvol.ioVSigWord); |
| 601 |
return 1; |
| 602 |
} |
| 603 |
|
| 604 |
wcinfo.ioVRefNum = vRefNum; |
| 605 |
wcinfo.ioNamePtr = (StringPtr)&name; |
| 606 |
wcinfo.ioFDirIndex = -1; |
| 607 |
wcinfo.ioDrParID = wdir.ioWDDirID; |
| 608 |
wcinfo.ioDrDirID = wdir.ioWDDirID; |
| 609 |
|
| 610 |
/* go backwards, prepending each folder's parent */ |
| 611 |
while (wcinfo.ioDrParID != 1) { |
| 612 |
wcinfo.ioDrDirID = wcinfo.ioDrParID; /* .. */ |
| 613 |
|
| 614 |
if (PBGetCatInfo((CInfoPBPtr)&wcinfo, 0) != noErr) |
| 615 |
break; |
| 616 |
|
| 617 |
len = name[0]; |
| 618 |
PtoCstr(name); |
| 619 |
if (retlen == 0) { |
| 620 |
retlen = len; |
| 621 |
strlcpy(tmpret, (char *)name, sizeof(tmpret)); |
| 622 |
} else { |
| 623 |
strlcpy(tmp, tmpret, sizeof(tmp)); |
| 624 |
snprintf(tmpret, sizeof(tmpret), "%s:%s", name, tmp); |
| 625 |
} |
| 626 |
} |
| 627 |
|
| 628 |
if (include_file) { |
| 629 |
/* append the original path */ |
| 630 |
memcpy(name, fileName, sizeof(name)); |
| 631 |
PtoCstr(name); |
| 632 |
if (retlen == 0) |
| 633 |
strlcpy(tmpret, (char *)name, sizeof(tmpret)); |
| 634 |
else { |
| 635 |
strlcat(tmpret, ":", sizeof(tmpret)); |
| 636 |
strlcat(tmpret, (char *)name, sizeof(tmpret)); |
| 637 |
} |
| 638 |
} else if (retlen == 0) { |
| 639 |
(*ret)[0] = 0; |
| 640 |
return 0; |
| 641 |
} |
| 642 |
|
| 643 |
CtoPstr(tmpret); |
| 644 |
memcpy(*ret, tmpret, sizeof(tmpret)); |
| 645 |
|
| 646 |
return 0; |
| 647 |
} |
| 648 |
|
| 649 |
short |
| 650 |
stat(char *path, struct stat *sb) |
| 651 |
{ |
| 652 |
char *ppath; |
| 653 |
short ret; |
| 654 |
|
| 655 |
ppath = xstrdup(path); |
| 656 |
CtoPstr(ppath); |
| 657 |
ret = FStat((unsigned char *)ppath, sb); |
| 658 |
free(ppath); |
| 659 |
|
| 660 |
return ret; |
| 661 |
} |
| 662 |
|
| 663 |
short |
| 664 |
FStat(Str255 path, struct stat *sb) |
| 665 |
{ |
| 666 |
CInfoPBRec catblock = { 0 }; |
| 667 |
short ret; |
| 668 |
|
| 669 |
catblock.hFileInfo.ioNamePtr = path; |
| 670 |
ret = PBGetCatInfo(&catblock, 0); |
| 671 |
if (ret != noErr) |
| 672 |
return -1; |
| 673 |
|
| 674 |
/* data fork logical length + resource fork logical length */ |
| 675 |
sb->st_size = catblock.hFileInfo.ioFlLgLen + |
| 676 |
catblock.hFileInfo.ioFlRLgLen; |
| 677 |
sb->st_ctime = catblock.hFileInfo.ioFlCrDat; |
| 678 |
sb->st_mtime = catblock.hFileInfo.ioFlMdDat; |
| 679 |
sb->st_flags = catblock.hFileInfo.ioFlAttrib; |
| 680 |
|
| 681 |
return 0; |
| 682 |
} |
| 683 |
|
| 684 |
bool |
| 685 |
FIsDir(Str255 path) |
| 686 |
{ |
| 687 |
struct stat st; |
| 688 |
short ret; |
| 689 |
|
| 690 |
if ((ret = FStat(path, &st)) != 0) |
| 691 |
return ret; |
| 692 |
|
| 693 |
/* bit 4 is set in ioFlAttrib if the item is a directory */ |
| 694 |
if (st.st_flags & (1 << 4)) |
| 695 |
return true; |
| 696 |
|
| 697 |
return false; |
| 698 |
} |
| 699 |
|
| 700 |
OSErr |
| 701 |
copy_file(Str255 source, Str255 dest, bool overwrite) |
| 702 |
{ |
| 703 |
FInfo fi; |
| 704 |
IOParam pb; |
| 705 |
short error, source_ref, dest_ref; |
| 706 |
|
| 707 |
/* copy data fork */ |
| 708 |
|
| 709 |
error = GetFInfo(source, 0, &fi); |
| 710 |
if (error) |
| 711 |
return error; |
| 712 |
|
| 713 |
error = Create(dest, 0, fi.fdCreator, fi.fdType); |
| 714 |
if (error == dupFNErr && overwrite) { |
| 715 |
error = FSDelete(dest, 0); |
| 716 |
if (error) |
| 717 |
return error; |
| 718 |
error = Create(dest, 0, fi.fdCreator, fi.fdType); |
| 719 |
} |
| 720 |
if (error) |
| 721 |
return error; |
| 722 |
|
| 723 |
memset(&pb, 0, sizeof(pb)); |
| 724 |
pb.ioNamePtr = source; |
| 725 |
pb.ioPermssn = fsRdPerm; |
| 726 |
error = PBOpen(&pb, false); |
| 727 |
if (error) |
| 728 |
return error; |
| 729 |
source_ref = pb.ioRefNum; |
| 730 |
|
| 731 |
error = FSOpen(dest, 0, &dest_ref); |
| 732 |
if (error) { |
| 733 |
FSClose(source_ref); |
| 734 |
return error; |
| 735 |
} |
| 736 |
|
| 737 |
error = copy_file_contents(source_ref, dest_ref); |
| 738 |
|
| 739 |
FSClose(source_ref); |
| 740 |
FSClose(dest_ref); |
| 741 |
|
| 742 |
if (error) |
| 743 |
return error; |
| 744 |
|
| 745 |
/* |
| 746 |
* Copy resource fork, open source as shared read/write in case it's |
| 747 |
* an open resource file. |
| 748 |
*/ |
| 749 |
source_ref = OpenRFPerm(source, 0, fsRdWrShPerm); |
| 750 |
|
| 751 |
if (source_ref == -1 && ResError() == eofErr) { |
| 752 |
/* no resource fork */ |
| 753 |
FSClose(source_ref); |
| 754 |
FSClose(dest_ref); |
| 755 |
return 0; |
| 756 |
} |
| 757 |
|
| 758 |
if (source_ref == -1) |
| 759 |
return ResError(); |
| 760 |
|
| 761 |
CreateResFile(dest); |
| 762 |
if (ResError()) { |
| 763 |
FSClose(source_ref); |
| 764 |
return ResError(); |
| 765 |
} |
| 766 |
error = OpenRF(dest, 0, &dest_ref); |
| 767 |
if (error) { |
| 768 |
FSClose(source_ref); |
| 769 |
return error; |
| 770 |
} |
| 771 |
|
| 772 |
error = copy_file_contents(source_ref, dest_ref); |
| 773 |
|
| 774 |
FSClose(source_ref); |
| 775 |
FSClose(dest_ref); |
| 776 |
|
| 777 |
return error; |
| 778 |
} |
| 779 |
|
| 780 |
OSErr |
| 781 |
copy_file_contents(short source_ref, short dest_ref) |
| 782 |
{ |
| 783 |
char buf[1024]; |
| 784 |
short error; |
| 785 |
long source_size, count; |
| 786 |
|
| 787 |
GetEOF(source_ref, &source_size); |
| 788 |
error = SetFPos(source_ref, fsFromStart, 0); |
| 789 |
if (error) |
| 790 |
return error; |
| 791 |
error = SetEOF(dest_ref, source_size); |
| 792 |
if (error) |
| 793 |
return error; |
| 794 |
error = SetFPos(dest_ref, fsFromStart, 0); |
| 795 |
if (error) |
| 796 |
return error; |
| 797 |
while (source_size > 0) { |
| 798 |
count = sizeof(buf); |
| 799 |
if (count > source_size) |
| 800 |
count = source_size; |
| 801 |
error = FSRead(source_ref, &count, &buf); |
| 802 |
if (error && error != eofErr) |
| 803 |
break; |
| 804 |
source_size -= count; |
| 805 |
error = FSWrite(dest_ref, &count, &buf); |
| 806 |
if (error && error != eofErr) |
| 807 |
break; |
| 808 |
} |
| 809 |
|
| 810 |
if (error && error != eofErr) |
| 811 |
return error; |
| 812 |
|
| 813 |
return 0; |
| 814 |
} |
| 815 |
|
| 816 |
/* read a \r-terminated line or the final non-line bytes of an open file */ |
| 817 |
OSErr |
| 818 |
FSReadLine(short frefnum, char *buf, size_t buflen) |
| 819 |
{ |
| 820 |
char tbuf; |
| 821 |
size_t pos, fsize, rlen = 1, total_read = 0; |
| 822 |
short error, found = -1, i; |
| 823 |
|
| 824 |
GetFPos(frefnum, &pos); |
| 825 |
GetEOF(frefnum, &fsize); |
| 826 |
|
| 827 |
for (; pos <= fsize; pos++) { |
| 828 |
if (total_read > buflen) |
| 829 |
return -1; |
| 830 |
|
| 831 |
error = FSRead(frefnum, &rlen, &tbuf); |
| 832 |
if (error) |
| 833 |
return -1; |
| 834 |
|
| 835 |
if (tbuf == '\r') |
| 836 |
return total_read; |
| 837 |
|
| 838 |
buf[total_read++] = tbuf; |
| 839 |
} |
| 840 |
|
| 841 |
/* nothing found until the end of the file */ |
| 842 |
return total_read; |
| 843 |
} |
| 844 |
|
| 845 |
|
| 846 |
/* |
| 847 |
* General Mac-specific GUI functions |
| 848 |
*/ |
| 849 |
|
| 850 |
short |
| 851 |
FontHeight(short font_id, short size) |
| 852 |
{ |
| 853 |
FMInput f_in; |
| 854 |
FMOutput *f_out; |
| 855 |
|
| 856 |
if (font_id == -1) |
| 857 |
font_id = thePort->txFont; |
| 858 |
if (size == -1) |
| 859 |
size = thePort->txSize; |
| 860 |
|
| 861 |
f_in.family = font_id; |
| 862 |
f_in.size = size; |
| 863 |
f_in.face = 0; |
| 864 |
f_in.needBits = false; |
| 865 |
f_in.device = 0; |
| 866 |
f_in.numer.h = f_in.numer.v = 1; |
| 867 |
f_in.denom.h = f_in.denom.v = 1; |
| 868 |
|
| 869 |
f_out = FMSwapFont(&f_in); |
| 870 |
|
| 871 |
return (((f_out->leading + f_out->ascent + f_out->descent) * |
| 872 |
f_out->numer.v) / f_out->denom.v); |
| 873 |
} |
| 874 |
|
| 875 |
void |
| 876 |
DrawGrowIconOnly(WindowPtr win) |
| 877 |
{ |
| 878 |
Rect r; |
| 879 |
RgnHandle tmp; |
| 880 |
|
| 881 |
GetClip(tmp = NewRgn()); |
| 882 |
r = win->portRect; |
| 883 |
r.top = r.bottom - SCROLLBAR_WIDTH; |
| 884 |
r.left = r.right - SCROLLBAR_WIDTH + 1; |
| 885 |
ClipRect(&r); |
| 886 |
DrawGrowIcon(win); |
| 887 |
SetClip(tmp); |
| 888 |
DisposeRgn(tmp); |
| 889 |
} |
| 890 |
|
| 891 |
/* assumes a fixed-width style */ |
| 892 |
short |
| 893 |
TEGetWidth(short off, TEHandle te) |
| 894 |
{ |
| 895 |
TextStyle style; |
| 896 |
short fheight, fwidth, ascent, old_font, old_size; |
| 897 |
|
| 898 |
TEGetStyle(off, &style, &fheight, &ascent, te); |
| 899 |
|
| 900 |
old_font = thePort->txFace; |
| 901 |
old_size = thePort->txSize; |
| 902 |
thePort->txFace = style.tsFont; |
| 903 |
thePort->txSize = style.tsSize; |
| 904 |
fwidth = CharWidth('m'); |
| 905 |
thePort->txFace = old_font; |
| 906 |
thePort->txSize = old_size; |
| 907 |
|
| 908 |
return fwidth; |
| 909 |
} |
| 910 |
|
| 911 |
#define ceildiv(a,b) ((a / b) + (!!(a % b))) |
| 912 |
|
| 913 |
void |
| 914 |
UpdateScrollbarForTE(ControlHandle control, TEHandle te, bool reset) |
| 915 |
{ |
| 916 |
size_t vlines, telines; |
| 917 |
TERec *ter; |
| 918 |
short fheight, fwidth, max, val, per_page, per_line, horiz, max_chars, |
| 919 |
n; |
| 920 |
|
| 921 |
HLock(te); |
| 922 |
ter = *te; |
| 923 |
|
| 924 |
horiz = (((*control)->contrlRect.bottom - (*control)->contrlRect.top) < |
| 925 |
((*control)->contrlRect.right - (*control)->contrlRect.left)); |
| 926 |
|
| 927 |
if (horiz) { |
| 928 |
fwidth = TEGetWidth(0, te); |
| 929 |
per_line = ((ter->viewRect.right - ter->viewRect.left) / |
| 930 |
fwidth) - 1; |
| 931 |
for (max_chars = 0, n = 1; n < ter->nLines; n++) { |
| 932 |
if (ter->lineStarts[n] - ter->lineStarts[n - 1] > max_chars) |
| 933 |
max_chars = ter->lineStarts[n] - ter->lineStarts[n - 1]; |
| 934 |
} |
| 935 |
|
| 936 |
if (max_chars <= per_line) |
| 937 |
/* don't enable the scrollbar */ |
| 938 |
max = 1; |
| 939 |
else |
| 940 |
max = max_chars - per_line + 1; |
| 941 |
|
| 942 |
if (reset) { |
| 943 |
val = 1; |
| 944 |
TESetSelect(0, 0, te); |
| 945 |
} else { |
| 946 |
val = (ter->viewRect.left - ter->destRect.left); |
| 947 |
|
| 948 |
if (val < 0) |
| 949 |
val = 1; |
| 950 |
else { |
| 951 |
val = ceildiv(val, fwidth) + 1; |
| 952 |
if (val > max) |
| 953 |
max = val; |
| 954 |
} |
| 955 |
} |
| 956 |
} else { |
| 957 |
fheight = TEGetHeight(0, 0, te); |
| 958 |
vlines = (ter->viewRect.bottom - ter->viewRect.top) / fheight; |
| 959 |
telines = ter->nLines; |
| 960 |
/* telines is inaccurate if the last line doesn't have any chars */ |
| 961 |
if (telines >= vlines) |
| 962 |
telines++; |
| 963 |
max = telines - vlines + 1; |
| 964 |
if (max < 1) |
| 965 |
max = 1; |
| 966 |
|
| 967 |
if (reset) { |
| 968 |
val = 1; |
| 969 |
TESetSelect(0, 0, te); |
| 970 |
} else { |
| 971 |
val = (ter->viewRect.top - ter->destRect.top); |
| 972 |
if (val < 0) |
| 973 |
val = 1; |
| 974 |
else { |
| 975 |
val = ceildiv(val, fheight) + 1; |
| 976 |
if (val > max) |
| 977 |
max = val; |
| 978 |
} |
| 979 |
} |
| 980 |
} |
| 981 |
SetCtlMax(control, max); |
| 982 |
SetCtlValue(control, val); |
| 983 |
|
| 984 |
HUnlock(te); |
| 985 |
} |
| 986 |
|
| 987 |
void |
| 988 |
SetTrackControlTE(TEHandle te) |
| 989 |
{ |
| 990 |
track_control_te = te; |
| 991 |
} |
| 992 |
|
| 993 |
pascal void |
| 994 |
TrackMouseDownInControl(ControlHandle control, short part) |
| 995 |
{ |
| 996 |
TERec *ter; |
| 997 |
short page, val, adj, fheight, fwidth, horiz, per_line; |
| 998 |
|
| 999 |
if (track_control_te == NULL) |
| 1000 |
panic("TrackMouseDownInControl without SetTrackControlTE"); |
| 1001 |
|
| 1002 |
HLock(track_control_te); |
| 1003 |
ter = *track_control_te; |
| 1004 |
|
| 1005 |
horiz = (((*control)->contrlRect.bottom - (*control)->contrlRect.top) < |
| 1006 |
((*control)->contrlRect.right - (*control)->contrlRect.left)); |
| 1007 |
|
| 1008 |
if (horiz) { |
| 1009 |
fwidth = TEGetWidth(0, track_control_te); |
| 1010 |
per_line = ((ter->viewRect.right - ter->viewRect.left) / |
| 1011 |
fwidth) - 1; |
| 1012 |
page = ceildiv(GetCtlMax(control) + per_line, |
| 1013 |
((per_line * 75) / 100)) + 1; |
| 1014 |
} else { |
| 1015 |
/* keep 1 line of context between pages */ |
| 1016 |
fheight = TEGetHeight(0, 0, track_control_te); |
| 1017 |
page = ((ter->viewRect.bottom - ter->viewRect.top) / fheight) - 1; |
| 1018 |
} |
| 1019 |
|
| 1020 |
adj = 0; |
| 1021 |
switch (part) { |
| 1022 |
case inUpButton: |
| 1023 |
adj = -1; |
| 1024 |
break; |
| 1025 |
case inPageUp: |
| 1026 |
adj = -page; |
| 1027 |
break; |
| 1028 |
case inDownButton: |
| 1029 |
adj = 1; |
| 1030 |
break; |
| 1031 |
case inPageDown: |
| 1032 |
adj = page; |
| 1033 |
break; |
| 1034 |
} |
| 1035 |
|
| 1036 |
val = GetCtlValue(control); |
| 1037 |
if (val + adj < GetCtlMin(control)) |
| 1038 |
adj = -(val - GetCtlMin(control)); |
| 1039 |
if (val + adj > GetCtlMax(control)) |
| 1040 |
adj = (GetCtlMax(control) - val); |
| 1041 |
if (adj == 0) |
| 1042 |
return; |
| 1043 |
|
| 1044 |
if (horiz) |
| 1045 |
TEScroll(-adj * fwidth, 0, track_control_te); |
| 1046 |
else |
| 1047 |
TEScroll(0, -adj * fheight, track_control_te); |
| 1048 |
|
| 1049 |
SetCtlValue(control, val + adj); |
| 1050 |
|
| 1051 |
HUnlock(track_control_te); |
| 1052 |
} |
| 1053 |
|
| 1054 |
pascal bool |
| 1055 |
ModalDialogFilter(DialogPtr dlg, EventRecord *event, short *hit) |
| 1056 |
{ |
| 1057 |
char key; |
| 1058 |
|
| 1059 |
switch (event->what) { |
| 1060 |
case keyDown: |
| 1061 |
key = event->message & charCodeMask; |
| 1062 |
|
| 1063 |
if (event->modifiers & cmdKey) { |
| 1064 |
switch (key) { |
| 1065 |
case 'x': |
| 1066 |
ZeroScrap(); |
| 1067 |
DlgCut(dlg); |
| 1068 |
break; |
| 1069 |
case 'c': |
| 1070 |
ZeroScrap(); |
| 1071 |
DlgCopy(dlg); |
| 1072 |
break; |
| 1073 |
case 'v': |
| 1074 |
if (TEFromScrap() == noErr) |
| 1075 |
DlgPaste(dlg); |
| 1076 |
break; |
| 1077 |
} |
| 1078 |
event->what = nullEvent; |
| 1079 |
return false; |
| 1080 |
} else if (key == 13 || key == 3) { |
| 1081 |
/* OK button */ |
| 1082 |
*hit = 1; |
| 1083 |
return true; |
| 1084 |
} |
| 1085 |
|
| 1086 |
break; |
| 1087 |
} |
| 1088 |
|
| 1089 |
return false; |
| 1090 |
} |
| 1091 |
|
| 1092 |
/* (*(some_te))->caretHook = NullCaretHook; */ |
| 1093 |
pascal void |
| 1094 |
NullCaretHook(void) |
| 1095 |
{ |
| 1096 |
asm { |
| 1097 |
move.l (a7)+,d0 |
| 1098 |
rts |
| 1099 |
} |
| 1100 |
} |