7
|
1 /* vi:set ts=8 sts=4 sw=4:
|
|
2 *
|
|
3 * VIM - Vi IMproved by Bram Moolenaar
|
|
4 *
|
|
5 * Do ":help uganda" in Vim to read copying and usage conditions.
|
|
6 * Do ":help credits" in Vim to see a list of people who contributed.
|
|
7 * See README.txt for an overview of the Vim source code.
|
|
8 */
|
|
9 /*
|
|
10 * dosinst.h: Common code for dosinst.c and uninstal.c
|
|
11 */
|
714
|
12
|
|
13 /* Visual Studio 2005 has 'deprecated' many of the standard CRT functions */
|
|
14 #if _MSC_VER >= 1400
|
|
15 # define _CRT_SECURE_NO_DEPRECATE
|
|
16 # define _CRT_NONSTDC_NO_DEPRECATE
|
|
17 #endif
|
|
18
|
7
|
19 #include <stdio.h>
|
|
20 #include <stdlib.h>
|
|
21 #include <string.h>
|
|
22 #include <sys/stat.h>
|
|
23 #include <fcntl.h>
|
|
24
|
|
25 #ifndef UNIX_LINT
|
714
|
26 # include "vimio.h"
|
7
|
27 # include <ctype.h>
|
|
28
|
|
29 # ifndef __CYGWIN__
|
|
30 # include <direct.h>
|
|
31 # endif
|
|
32
|
|
33 # if defined(_WIN64) || defined(WIN32)
|
|
34 # define WIN3264
|
|
35 # include <windows.h>
|
|
36 # include <shlobj.h>
|
|
37 # else
|
|
38 # include <dir.h>
|
|
39 # include <bios.h>
|
|
40 # include <dos.h>
|
|
41 # endif
|
|
42 #endif
|
|
43
|
|
44 #ifdef UNIX_LINT
|
|
45 /* Running lint on Unix: Some things are missing. */
|
|
46 char *searchpath(char *name);
|
|
47 #endif
|
|
48
|
|
49 #if defined(DJGPP) || defined(UNIX_LINT)
|
|
50 # include <unistd.h>
|
|
51 # include <errno.h>
|
|
52 #endif
|
|
53
|
|
54 #include "version.h"
|
|
55
|
|
56 #if defined(DJGPP) || defined(UNIX_LINT)
|
|
57 # define vim_mkdir(x, y) mkdir((char *)(x), y)
|
|
58 #else
|
|
59 # if defined(WIN3264) && !defined(__BORLANDC__)
|
|
60 # define vim_mkdir(x, y) _mkdir((char *)(x))
|
|
61 # else
|
|
62 # define vim_mkdir(x, y) mkdir((char *)(x))
|
|
63 # endif
|
|
64 #endif
|
|
65 /* ---------------------------------------- */
|
|
66
|
|
67
|
|
68 #define BUFSIZE 512 /* long enough to hold a file name path */
|
|
69 #define NUL 0
|
|
70
|
|
71 #define FAIL 0
|
|
72 #define OK 1
|
|
73
|
|
74 #ifndef FALSE
|
|
75 # define FALSE 0
|
|
76 #endif
|
|
77 #ifndef TRUE
|
|
78 # define TRUE 1
|
|
79 #endif
|
|
80
|
|
81 #define VIM_STARTMENU "Programs\\Vim " VIM_VERSION_SHORT
|
|
82
|
|
83 int interactive; /* non-zero when running interactively */
|
|
84
|
|
85 /*
|
|
86 * Call malloc() and exit when out of memory.
|
|
87 */
|
|
88 static void *
|
|
89 alloc(int len)
|
|
90 {
|
|
91 char *s;
|
|
92
|
|
93 s = malloc(len);
|
|
94 if (s == NULL)
|
|
95 {
|
|
96 printf("ERROR: out of memory\n");
|
|
97 exit(1);
|
|
98 }
|
|
99 return (void *)s;
|
|
100 }
|
|
101
|
|
102 /*
|
|
103 * The toupper() in Bcc 5.5 doesn't work, use our own implementation.
|
|
104 */
|
|
105 static int
|
|
106 mytoupper(int c)
|
|
107 {
|
|
108 if (c >= 'a' && c <= 'z')
|
|
109 return c - 'a' + 'A';
|
|
110 return c;
|
|
111 }
|
|
112
|
|
113 static void
|
|
114 myexit(int n)
|
|
115 {
|
|
116 if (!interactive)
|
|
117 {
|
|
118 /* Present a prompt, otherwise error messages can't be read. */
|
|
119 printf("Press Enter to continue\n");
|
|
120 rewind(stdin);
|
|
121 (void)getchar();
|
|
122 }
|
|
123 exit(n);
|
|
124 }
|
|
125
|
|
126 #ifdef WIN3264
|
|
127 /* This symbol is not defined in older versions of the SDK or Visual C++ */
|
|
128
|
|
129 #ifndef VER_PLATFORM_WIN32_WINDOWS
|
|
130 # define VER_PLATFORM_WIN32_WINDOWS 1
|
|
131 #endif
|
|
132
|
|
133 static DWORD g_PlatformId;
|
|
134
|
|
135 /*
|
|
136 * Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or
|
|
137 * VER_PLATFORM_WIN32_WINDOWS (Win95).
|
|
138 */
|
|
139 static void
|
|
140 PlatformId(void)
|
|
141 {
|
|
142 static int done = FALSE;
|
|
143
|
|
144 if (!done)
|
|
145 {
|
|
146 OSVERSIONINFO ovi;
|
|
147
|
|
148 ovi.dwOSVersionInfoSize = sizeof(ovi);
|
|
149 GetVersionEx(&ovi);
|
|
150
|
|
151 g_PlatformId = ovi.dwPlatformId;
|
|
152 done = TRUE;
|
|
153 }
|
|
154 }
|
|
155
|
|
156 # ifdef __BORLANDC__
|
|
157 /* Borland defines its own searchpath() in dir.h */
|
|
158 # include <dir.h>
|
|
159 # else
|
|
160 static char *
|
|
161 searchpath(char *name)
|
|
162 {
|
|
163 static char widename[2 * BUFSIZE];
|
|
164 static char location[2 * BUFSIZE + 2];
|
|
165
|
|
166 /* There appears to be a bug in FindExecutableA() on Windows NT.
|
|
167 * Use FindExecutableW() instead... */
|
|
168 PlatformId();
|
|
169 if (g_PlatformId == VER_PLATFORM_WIN32_NT)
|
|
170 {
|
|
171 MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)name, -1,
|
|
172 (LPWSTR)widename, BUFSIZE);
|
|
173 if (FindExecutableW((LPCWSTR)widename, (LPCWSTR)"",
|
|
174 (LPWSTR)location) > (HINSTANCE)32)
|
|
175 {
|
|
176 WideCharToMultiByte(CP_ACP, 0, (LPWSTR)location, -1,
|
|
177 (LPSTR)widename, 2 * BUFSIZE, NULL, NULL);
|
|
178 return widename;
|
|
179 }
|
|
180 }
|
|
181 else
|
|
182 {
|
|
183 if (FindExecutableA((LPCTSTR)name, (LPCTSTR)"",
|
|
184 (LPTSTR)location) > (HINSTANCE)32)
|
|
185 return location;
|
|
186 }
|
|
187 return NULL;
|
|
188 }
|
|
189 # endif
|
|
190 #endif
|
|
191
|
|
192 /*
|
|
193 * Call searchpath() and save the result in allocated memory, or return NULL.
|
|
194 */
|
|
195 static char *
|
|
196 searchpath_save(char *name)
|
|
197 {
|
|
198 char *p;
|
|
199 char *s;
|
|
200
|
|
201 p = searchpath(name);
|
|
202 if (p == NULL)
|
|
203 return NULL;
|
|
204 s = alloc(strlen(p) + 1);
|
|
205 strcpy(s, p);
|
|
206 return s;
|
|
207 }
|
|
208
|
|
209 #ifdef WIN3264
|
826
|
210
|
|
211 #ifndef CSIDL_COMMON_PROGRAMS
|
|
212 # define CSIDL_COMMON_PROGRAMS 0x0017
|
|
213 #endif
|
|
214 #ifndef CSIDL_COMMON_DESKTOPDIRECTORY
|
|
215 # define CSIDL_COMMON_DESKTOPDIRECTORY 0x0019
|
|
216 #endif
|
|
217
|
7
|
218 /*
|
|
219 * Get the path to a requested Windows shell folder.
|
|
220 *
|
|
221 * Return FAIL on error, OK on success
|
|
222 */
|
|
223 int
|
|
224 get_shell_folder_path(
|
|
225 char *shell_folder_path,
|
|
226 const char *shell_folder_name)
|
|
227 {
|
|
228 /*
|
|
229 * The following code was successfully built with make_mvc.mak.
|
|
230 * The resulting executable worked on Windows 95, Millennium Edition, and
|
|
231 * 2000 Professional. But it was changed after testing...
|
|
232 */
|
|
233 LPITEMIDLIST pidl = 0; /* Pointer to an Item ID list allocated below */
|
|
234 LPMALLOC pMalloc; /* Pointer to an IMalloc interface */
|
|
235 int csidl;
|
|
236 int alt_csidl = -1;
|
|
237 static int desktop_csidl = -1;
|
|
238 static int programs_csidl = -1;
|
|
239 int *pcsidl;
|
|
240 int r;
|
|
241
|
|
242 if (strcmp(shell_folder_name, "desktop") == 0)
|
|
243 {
|
|
244 pcsidl = &desktop_csidl;
|
|
245 csidl = CSIDL_COMMON_DESKTOPDIRECTORY;
|
|
246 alt_csidl = CSIDL_DESKTOP;
|
|
247 }
|
|
248 else if (strncmp(shell_folder_name, "Programs", 8) == 0)
|
|
249 {
|
|
250 pcsidl = &programs_csidl;
|
|
251 csidl = CSIDL_COMMON_PROGRAMS;
|
|
252 alt_csidl = CSIDL_PROGRAMS;
|
|
253 }
|
|
254 else
|
|
255 {
|
|
256 printf("\nERROR (internal) unrecognised shell_folder_name: \"%s\"\n\n",
|
|
257 shell_folder_name);
|
|
258 return FAIL;
|
|
259 }
|
|
260
|
|
261 /* Did this stuff before, use the same ID again. */
|
|
262 if (*pcsidl >= 0)
|
|
263 {
|
|
264 csidl = *pcsidl;
|
|
265 alt_csidl = -1;
|
|
266 }
|
|
267
|
|
268 retry:
|
|
269 /* Initialize pointer to IMalloc interface */
|
|
270 if (NOERROR != SHGetMalloc(&pMalloc))
|
|
271 {
|
|
272 printf("\nERROR getting interface for shell_folder_name: \"%s\"\n\n",
|
|
273 shell_folder_name);
|
|
274 return FAIL;
|
|
275 }
|
|
276
|
|
277 /* Get an ITEMIDLIST corresponding to the folder code */
|
|
278 if (NOERROR != SHGetSpecialFolderLocation(0, csidl, &pidl))
|
|
279 {
|
|
280 if (alt_csidl < 0 || NOERROR != SHGetSpecialFolderLocation(0,
|
|
281 alt_csidl, &pidl))
|
|
282 {
|
|
283 printf("\nERROR getting ITEMIDLIST for shell_folder_name: \"%s\"\n\n",
|
|
284 shell_folder_name);
|
|
285 return FAIL;
|
|
286 }
|
|
287 csidl = alt_csidl;
|
|
288 alt_csidl = -1;
|
|
289 }
|
|
290
|
|
291 /* Translate that ITEMIDLIST to a string */
|
|
292 r = SHGetPathFromIDList(pidl, shell_folder_path);
|
|
293
|
|
294 /* Free the data associated with pidl */
|
|
295 pMalloc->lpVtbl->Free(pMalloc, pidl);
|
|
296 /* Release the IMalloc interface */
|
|
297 pMalloc->lpVtbl->Release(pMalloc);
|
|
298
|
|
299 if (!r)
|
|
300 {
|
|
301 if (alt_csidl >= 0)
|
|
302 {
|
|
303 /* We probably get here for Windows 95: the "all users"
|
|
304 * desktop/start menu entry doesn't exist. */
|
|
305 csidl = alt_csidl;
|
|
306 alt_csidl = -1;
|
|
307 goto retry;
|
|
308 }
|
|
309 printf("\nERROR translating ITEMIDLIST for shell_folder_name: \"%s\"\n\n",
|
|
310 shell_folder_name);
|
|
311 return FAIL;
|
|
312 }
|
|
313
|
|
314 /* If there is an alternative: verify we can write in this directory.
|
|
315 * This should cause a retry when the "all users" directory exists but we
|
|
316 * are a normal user and can't write there. */
|
|
317 if (alt_csidl >= 0)
|
|
318 {
|
|
319 char tbuf[BUFSIZE];
|
|
320 FILE *fd;
|
|
321
|
|
322 strcpy(tbuf, shell_folder_path);
|
|
323 strcat(tbuf, "\\vim write test");
|
|
324 fd = fopen(tbuf, "w");
|
|
325 if (fd == NULL)
|
|
326 {
|
|
327 csidl = alt_csidl;
|
|
328 alt_csidl = -1;
|
|
329 goto retry;
|
|
330 }
|
|
331 fclose(fd);
|
|
332 unlink(tbuf);
|
|
333 }
|
|
334
|
|
335 /*
|
|
336 * Keep the found csidl for next time, so that we don't have to do the
|
|
337 * write test every time.
|
|
338 */
|
|
339 if (*pcsidl < 0)
|
|
340 *pcsidl = csidl;
|
|
341
|
|
342 if (strncmp(shell_folder_name, "Programs\\", 9) == 0)
|
|
343 strcat(shell_folder_path, shell_folder_name + 8);
|
|
344
|
|
345 return OK;
|
|
346 }
|
|
347 #endif
|
|
348
|
|
349 /*
|
|
350 * List of targets. The first one (index zero) is used for the default path
|
|
351 * for the batch files.
|
|
352 */
|
782
|
353 #define TARGET_COUNT 9
|
7
|
354
|
|
355 struct
|
|
356 {
|
|
357 char *name; /* Vim exe name (without .exe) */
|
|
358 char *batname; /* batch file name */
|
|
359 char *lnkname; /* shortcut file name */
|
|
360 char *exename; /* exe file name */
|
|
361 char *exenamearg; /* exe file name when using exearg */
|
|
362 char *exearg; /* argument for vim.exe or gvim.exe */
|
|
363 char *oldbat; /* path to existing xxx.bat or NULL */
|
|
364 char *oldexe; /* path to existing xxx.exe or NULL */
|
|
365 char batpath[BUFSIZE]; /* path of batch file to create; not
|
|
366 created when it's empty */
|
|
367 } targets[TARGET_COUNT] =
|
|
368 {
|
|
369 {"all", "batch files"},
|
|
370 {"vim", "vim.bat", "Vim.lnk",
|
|
371 "vim.exe", "vim.exe", ""},
|
|
372 {"gvim", "gvim.bat", "gVim.lnk",
|
|
373 "gvim.exe", "gvim.exe", ""},
|
|
374 {"evim", "evim.bat", "gVim Easy.lnk",
|
|
375 "evim.exe", "gvim.exe", "-y"},
|
|
376 {"view", "view.bat", "Vim Read-only.lnk",
|
|
377 "view.exe", "vim.exe", "-R"},
|
|
378 {"gview", "gview.bat", "gVim Read-only.lnk",
|
|
379 "gview.exe", "gvim.exe", "-R"},
|
|
380 {"vimdiff", "vimdiff.bat", "Vim Diff.lnk",
|
|
381 "vimdiff.exe","vim.exe", "-d"},
|
|
382 {"gvimdiff","gvimdiff.bat", "gVim Diff.lnk",
|
|
383 "gvimdiff.exe","gvim.exe", "-d"},
|
782
|
384 {"vimtutor","vimtutor.bat", "Vim tutor.lnk",
|
|
385 "vimtutor.bat", "vimtutor.bat", ""},
|
7
|
386 };
|
|
387
|
|
388 #define ICON_COUNT 3
|
|
389 char *(icon_names[ICON_COUNT]) =
|
|
390 {"gVim " VIM_VERSION_SHORT,
|
|
391 "gVim Easy " VIM_VERSION_SHORT,
|
|
392 "gVim Read only " VIM_VERSION_SHORT};
|
|
393 char *(icon_link_names[ICON_COUNT]) =
|
|
394 {"gVim " VIM_VERSION_SHORT ".lnk",
|
|
395 "gVim Easy " VIM_VERSION_SHORT ".lnk",
|
|
396 "gVim Read only " VIM_VERSION_SHORT ".lnk"};
|
|
397
|
|
398 /* This is only used for dosinst.c and for uninstal.c when not being able to
|
|
399 * directly access registry entries. */
|
|
400 #if !defined(WIN3264) || defined(DOSINST)
|
|
401 /*
|
|
402 * Run an external command and wait for it to finish.
|
|
403 */
|
|
404 static void
|
|
405 run_command(char *cmd)
|
|
406 {
|
|
407 char *cmd_path;
|
|
408 char cmd_buf[BUFSIZE];
|
|
409 char *p;
|
|
410
|
|
411 /* On WinNT, 'start' is a shell built-in for cmd.exe rather than an
|
|
412 * executable (start.exe) like in Win9x. DJGPP, being a DOS program,
|
|
413 * is given the COMSPEC command.com by WinNT, so we have to find
|
|
414 * cmd.exe manually and use it. */
|
|
415 cmd_path = searchpath_save("cmd.exe");
|
|
416 if (cmd_path != NULL)
|
|
417 {
|
|
418 /* There is a cmd.exe, so this might be Windows NT. If it is,
|
|
419 * we need to call cmd.exe explicitly. If it is a later OS,
|
|
420 * calling cmd.exe won't hurt if it is present.
|
|
421 * Also, "wait" on NT expects a window title argument.
|
|
422 */
|
|
423 /* Replace the slashes with backslashes. */
|
|
424 while ((p = strchr(cmd_path, '/')) != NULL)
|
|
425 *p = '\\';
|
|
426 sprintf(cmd_buf, "%s /c start \"vimcmd\" /w %s", cmd_path, cmd);
|
|
427 free(cmd_path);
|
|
428 }
|
|
429 else
|
|
430 {
|
|
431 /* No cmd.exe, just make the call and let the system handle it. */
|
|
432 sprintf(cmd_buf, "start /w %s", cmd);
|
|
433 }
|
|
434 system(cmd_buf);
|
|
435 }
|
|
436 #endif
|
|
437
|
|
438 /*
|
|
439 * Append a backslash to "name" if there isn't one yet.
|
|
440 */
|
|
441 static void
|
|
442 add_pathsep(char *name)
|
|
443 {
|
|
444 int len = strlen(name);
|
|
445
|
|
446 if (len > 0 && name[len - 1] != '\\' && name[len - 1] != '/')
|
|
447 strcat(name, "\\");
|
|
448 }
|
|
449
|
|
450 /*
|
|
451 * The normal chdir() does not change the default drive. This one does.
|
|
452 */
|
|
453 /*ARGSUSED*/
|
|
454 int
|
|
455 change_drive(int drive)
|
|
456 {
|
|
457 #ifdef WIN3264
|
|
458 char temp[3] = "-:";
|
|
459 temp[0] = (char)(drive + 'A' - 1);
|
|
460 return !SetCurrentDirectory(temp);
|
|
461 #else
|
|
462 # ifndef UNIX_LINT
|
|
463 union REGS regs;
|
|
464
|
|
465 regs.h.ah = 0x0e;
|
|
466 regs.h.dl = drive - 1;
|
|
467 intdos(®s, ®s); /* set default drive */
|
|
468 regs.h.ah = 0x19;
|
|
469 intdos(®s, ®s); /* get default drive */
|
|
470 if (regs.h.al == drive - 1)
|
|
471 return 0;
|
|
472 # endif
|
|
473 return -1;
|
|
474 #endif
|
|
475 }
|
|
476
|
|
477 /*
|
|
478 * Change directory to "path".
|
|
479 * Return 0 for success, -1 for failure.
|
|
480 */
|
|
481 int
|
|
482 mch_chdir(char *path)
|
|
483 {
|
|
484 if (path[0] == NUL) /* just checking... */
|
|
485 return 0;
|
|
486 if (path[1] == ':') /* has a drive name */
|
|
487 {
|
|
488 if (change_drive(mytoupper(path[0]) - 'A' + 1))
|
|
489 return -1; /* invalid drive name */
|
|
490 path += 2;
|
|
491 }
|
|
492 if (*path == NUL) /* drive name only */
|
|
493 return 0;
|
|
494 return chdir(path); /* let the normal chdir() do the rest */
|
|
495 }
|
|
496
|
|
497 /*
|
|
498 * Expand the executable name into a full path name.
|
|
499 */
|
|
500 #if defined(__BORLANDC__) && !defined(WIN3264)
|
|
501
|
|
502 /* Only Borland C++ has this. */
|
|
503 # define my_fullpath(b, n, l) _fullpath(b, n, l)
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504
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505 #else
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506 static char *
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507 my_fullpath(char *buf, char *fname, int len)
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508 {
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509 # ifdef WIN3264
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510 /* Only GetModuleFileName() will get the long file name path.
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511 * GetFullPathName() may still use the short (FAT) name. */
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512 DWORD len_read = GetModuleFileName(NULL, buf, (size_t)len);
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513
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514 return (len_read > 0 && len_read < (DWORD)len) ? buf : NULL;
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515 # else
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516 char olddir[BUFSIZE];
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517 char *p, *q;
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518 int c;
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519 char *retval = buf;
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520
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1222
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521 if (strchr(fname, ':') != NULL) /* already expanded */
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7
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522 {
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523 strncpy(buf, fname, len);
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524 }
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525 else
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526 {
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527 *buf = NUL;
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528 /*
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529 * change to the directory for a moment,
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530 * and then do the getwd() (and get back to where we were).
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531 * This will get the correct path name with "../" things.
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532 */
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533 p = strrchr(fname, '/');
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534 q = strrchr(fname, '\\');
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535 if (q != NULL && (p == NULL || q > p))
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536 p = q;
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537 q = strrchr(fname, ':');
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538 if (q != NULL && (p == NULL || q > p))
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539 p = q;
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540 if (p != NULL)
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541 {
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542 if (getcwd(olddir, BUFSIZE) == NULL)
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543 {
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544 p = NULL; /* can't get current dir: don't chdir */
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545 retval = NULL;
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546 }
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547 else
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548 {
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549 if (p == fname) /* /fname */
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550 q = p + 1; /* -> / */
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551 else if (q + 1 == p) /* ... c:\foo */
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552 q = p + 1; /* -> c:\ */
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553 else /* but c:\foo\bar */
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554 q = p; /* -> c:\foo */
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555
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556 c = *q; /* truncate at start of fname */
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557 *q = NUL;
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558 if (mch_chdir(fname)) /* change to the directory */
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559 retval = NULL;
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560 else
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561 {
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562 fname = q;
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563 if (c == '\\') /* if we cut the name at a */
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564 fname++; /* '\', don't add it again */
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565 }
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566 *q = c;
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567 }
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568 }
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569 if (getcwd(buf, len) == NULL)
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570 {
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571 retval = NULL;
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572 *buf = NUL;
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573 }
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574 /*
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575 * Concatenate the file name to the path.
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576 */
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577 if (strlen(buf) + strlen(fname) >= len - 1)
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578 {
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579 printf("ERROR: File name too long!\n");
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580 myexit(1);
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581 }
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582 add_pathsep(buf);
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583 strcat(buf, fname);
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584 if (p)
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585 mch_chdir(olddir);
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586 }
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587
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588 /* Replace forward slashes with backslashes, required for the path to a
|
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589 * command. */
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590 while ((p = strchr(buf, '/')) != NULL)
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591 *p = '\\';
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592
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593 return retval;
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594 # endif
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595 }
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596 #endif
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597
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598 /*
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599 * Remove the tail from a file or directory name.
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600 * Puts a NUL on the last '/' or '\'.
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601 */
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602 static void
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603 remove_tail(char *path)
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604 {
|
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605 int i;
|
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606
|
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607 for (i = strlen(path) - 1; i > 0; --i)
|
|
608 if (path[i] == '/' || path[i] == '\\')
|
|
609 {
|
|
610 path[i] = NUL;
|
|
611 break;
|
|
612 }
|
|
613 }
|
|
614
|
|
615
|
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616 char installdir[BUFSIZE]; /* top of the installation dir, where the
|
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617 install.exe is located, E.g.:
|
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618 "c:\vim\vim60" */
|
|
619 int runtimeidx; /* index in installdir[] where "vim60" starts */
|
|
620 char *sysdrive; /* system drive or "c:\" */
|
|
621
|
|
622 /*
|
|
623 * Setup for using this program.
|
|
624 * Sets "installdir[]".
|
|
625 */
|
|
626 static void
|
|
627 do_inits(char **argv)
|
|
628 {
|
|
629 #ifdef DJGPP
|
|
630 /*
|
|
631 * Use Long File Names by default, if $LFN not set.
|
|
632 */
|
|
633 if (getenv("LFN") == NULL)
|
|
634 putenv("LFN=y");
|
|
635 #endif
|
|
636
|
|
637 /* Find out the full path of our executable. */
|
|
638 if (my_fullpath(installdir, argv[0], BUFSIZE) == NULL)
|
|
639 {
|
|
640 printf("ERROR: Cannot get name of executable\n");
|
|
641 myexit(1);
|
|
642 }
|
|
643 /* remove the tail, the executable name "install.exe" */
|
|
644 remove_tail(installdir);
|
|
645
|
|
646 /* change to the installdir */
|
|
647 mch_chdir(installdir);
|
|
648
|
|
649 /* Find the system drive. Only used for searching the Vim executable, not
|
|
650 * very important. */
|
|
651 sysdrive = getenv("SYSTEMDRIVE");
|
|
652 if (sysdrive == NULL || *sysdrive == NUL)
|
|
653 sysdrive = "C:\\";
|
|
654 }
|