Mercurial > vim
annotate src/dosinst.h @ 16928:aa9c4703a01b v8.1.1465
patch 8.1.1465: allocating wrong amount of memory
commit https://github.com/vim/vim/commit/a37833dbd7d3cb0fff4cbf0ba6e80d0ad55cd4b9
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Jun 4 22:29:10 2019 +0200
patch 8.1.1465: allocating wrong amount of memory
Problem: Allocating wrong amount of memory. (Yegappan Lakshmanan)
Solution: Use sizeof() for right type of struct.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 04 Jun 2019 22:30:06 +0200 |
| parents | 7e733046db1d |
| children | 1ec6539cef68 |
| rev | line source |
|---|---|
|
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 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 | |
|
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29 # include <direct.h> |
| 7 | 30 |
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31 # include <windows.h> |
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32 # include <shlobj.h> |
| 7 | 33 #endif |
| 34 | |
| 35 #ifdef UNIX_LINT | |
| 36 /* Running lint on Unix: Some things are missing. */ | |
| 37 char *searchpath(char *name); | |
| 38 #endif | |
| 39 | |
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commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
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40 #if defined(UNIX_LINT) |
| 7 | 41 # include <unistd.h> |
| 42 # include <errno.h> | |
| 43 #endif | |
| 44 | |
| 45 #include "version.h" | |
| 46 | |
|
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47 #if defined(UNIX_LINT) |
| 7 | 48 # define vim_mkdir(x, y) mkdir((char *)(x), y) |
| 49 #else | |
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patch 8.1.1306: Borland support is outdated and doesn't work
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50 # define vim_mkdir(x, y) _mkdir((char *)(x)) |
| 7 | 51 #endif |
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Make the dos installer work with more compilers.
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52 |
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53 #define sleep(n) Sleep((n) * 1000) |
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54 |
| 7 | 55 /* ---------------------------------------- */ |
| 56 | |
| 57 | |
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58 #define BUFSIZE (MAX_PATH*2) /* long enough to hold a file name path */ |
| 7 | 59 #define NUL 0 |
| 60 | |
| 61 #define FAIL 0 | |
| 62 #define OK 1 | |
| 63 | |
| 64 #ifndef FALSE | |
| 65 # define FALSE 0 | |
| 66 #endif | |
| 67 #ifndef TRUE | |
| 68 # define TRUE 1 | |
| 69 #endif | |
| 70 | |
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71 /* |
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72 * Modern way of creating registry entries, also works on 64 bit windows when |
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73 * compiled as a 32 bit program. |
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74 */ |
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75 # ifndef KEY_WOW64_64KEY |
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76 # define KEY_WOW64_64KEY 0x0100 |
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77 # endif |
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78 # ifndef KEY_WOW64_32KEY |
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79 # define KEY_WOW64_32KEY 0x0200 |
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80 # endif |
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81 |
| 7 | 82 #define VIM_STARTMENU "Programs\\Vim " VIM_VERSION_SHORT |
| 83 | |
| 84 int interactive; /* non-zero when running interactively */ | |
| 85 | |
| 86 /* | |
| 87 * Call malloc() and exit when out of memory. | |
| 88 */ | |
| 89 static void * | |
| 90 alloc(int len) | |
| 91 { | |
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92 void *p; |
| 7 | 93 |
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94 p = malloc(len); |
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95 if (p == NULL) |
| 7 | 96 { |
| 97 printf("ERROR: out of memory\n"); | |
| 98 exit(1); | |
| 99 } | |
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100 return p; |
| 7 | 101 } |
| 102 | |
| 103 /* | |
| 104 * The toupper() in Bcc 5.5 doesn't work, use our own implementation. | |
| 105 */ | |
| 106 static int | |
| 107 mytoupper(int c) | |
| 108 { | |
| 109 if (c >= 'a' && c <= 'z') | |
| 110 return c - 'a' + 'A'; | |
| 111 return c; | |
| 112 } | |
| 113 | |
| 114 static void | |
| 115 myexit(int n) | |
| 116 { | |
| 117 if (!interactive) | |
| 118 { | |
| 119 /* Present a prompt, otherwise error messages can't be read. */ | |
| 120 printf("Press Enter to continue\n"); | |
| 121 rewind(stdin); | |
| 122 (void)getchar(); | |
| 123 } | |
| 124 exit(n); | |
| 125 } | |
| 126 | |
| 127 | |
|
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128 typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS)(HANDLE, PBOOL); |
| 7 | 129 /* |
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130 * Check if this is a 64-bit OS. |
| 7 | 131 */ |
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132 static BOOL |
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133 is_64bit_os(void) |
| 7 | 134 { |
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135 #ifdef _WIN64 |
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136 return TRUE; |
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137 #else |
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138 BOOL bIsWow64 = FALSE; |
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139 LPFN_ISWOW64PROCESS pIsWow64Process; |
| 7 | 140 |
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141 pIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress( |
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142 GetModuleHandle("kernel32"), "IsWow64Process"); |
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143 if (pIsWow64Process != NULL) |
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144 pIsWow64Process(GetCurrentProcess(), &bIsWow64); |
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145 return bIsWow64; |
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146 #endif |
| 7 | 147 } |
| 148 | |
| 149 static char * | |
| 150 searchpath(char *name) | |
| 151 { | |
| 152 static char widename[2 * BUFSIZE]; | |
| 153 static char location[2 * BUFSIZE + 2]; | |
| 154 | |
| 155 /* There appears to be a bug in FindExecutableA() on Windows NT. | |
| 156 * Use FindExecutableW() instead... */ | |
|
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157 MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)name, -1, |
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158 (LPWSTR)widename, BUFSIZE); |
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159 if (FindExecutableW((LPCWSTR)widename, (LPCWSTR)"", |
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160 (LPWSTR)location) > (HINSTANCE)32) |
| 7 | 161 { |
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162 WideCharToMultiByte(CP_ACP, 0, (LPWSTR)location, -1, |
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163 (LPSTR)widename, 2 * BUFSIZE, NULL, NULL); |
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164 return widename; |
| 7 | 165 } |
| 166 return NULL; | |
| 167 } | |
| 168 | |
| 169 /* | |
| 170 * Call searchpath() and save the result in allocated memory, or return NULL. | |
| 171 */ | |
| 172 static char * | |
| 173 searchpath_save(char *name) | |
| 174 { | |
| 175 char *p; | |
| 176 char *s; | |
| 177 | |
| 178 p = searchpath(name); | |
| 179 if (p == NULL) | |
| 180 return NULL; | |
| 181 s = alloc(strlen(p) + 1); | |
| 182 strcpy(s, p); | |
| 183 return s; | |
| 184 } | |
| 185 | |
| 826 | 186 |
| 187 #ifndef CSIDL_COMMON_PROGRAMS | |
| 188 # define CSIDL_COMMON_PROGRAMS 0x0017 | |
| 189 #endif | |
| 190 #ifndef CSIDL_COMMON_DESKTOPDIRECTORY | |
| 191 # define CSIDL_COMMON_DESKTOPDIRECTORY 0x0019 | |
| 192 #endif | |
| 193 | |
| 7 | 194 /* |
| 195 * Get the path to a requested Windows shell folder. | |
| 196 * | |
| 197 * Return FAIL on error, OK on success | |
| 198 */ | |
| 199 int | |
| 200 get_shell_folder_path( | |
| 201 char *shell_folder_path, | |
| 202 const char *shell_folder_name) | |
| 203 { | |
| 204 /* | |
| 205 * The following code was successfully built with make_mvc.mak. | |
| 206 * The resulting executable worked on Windows 95, Millennium Edition, and | |
| 207 * 2000 Professional. But it was changed after testing... | |
| 208 */ | |
| 209 LPITEMIDLIST pidl = 0; /* Pointer to an Item ID list allocated below */ | |
| 210 LPMALLOC pMalloc; /* Pointer to an IMalloc interface */ | |
| 211 int csidl; | |
| 212 int alt_csidl = -1; | |
| 213 static int desktop_csidl = -1; | |
| 214 static int programs_csidl = -1; | |
| 215 int *pcsidl; | |
| 216 int r; | |
| 217 | |
| 218 if (strcmp(shell_folder_name, "desktop") == 0) | |
| 219 { | |
| 220 pcsidl = &desktop_csidl; | |
| 221 csidl = CSIDL_COMMON_DESKTOPDIRECTORY; | |
| 222 alt_csidl = CSIDL_DESKTOP; | |
| 223 } | |
| 224 else if (strncmp(shell_folder_name, "Programs", 8) == 0) | |
| 225 { | |
| 226 pcsidl = &programs_csidl; | |
| 227 csidl = CSIDL_COMMON_PROGRAMS; | |
| 228 alt_csidl = CSIDL_PROGRAMS; | |
| 229 } | |
| 230 else | |
| 231 { | |
| 232 printf("\nERROR (internal) unrecognised shell_folder_name: \"%s\"\n\n", | |
| 233 shell_folder_name); | |
| 234 return FAIL; | |
| 235 } | |
| 236 | |
| 237 /* Did this stuff before, use the same ID again. */ | |
| 238 if (*pcsidl >= 0) | |
| 239 { | |
| 240 csidl = *pcsidl; | |
| 241 alt_csidl = -1; | |
| 242 } | |
| 243 | |
| 244 retry: | |
| 245 /* Initialize pointer to IMalloc interface */ | |
| 246 if (NOERROR != SHGetMalloc(&pMalloc)) | |
| 247 { | |
| 248 printf("\nERROR getting interface for shell_folder_name: \"%s\"\n\n", | |
| 249 shell_folder_name); | |
| 250 return FAIL; | |
| 251 } | |
| 252 | |
| 253 /* Get an ITEMIDLIST corresponding to the folder code */ | |
| 254 if (NOERROR != SHGetSpecialFolderLocation(0, csidl, &pidl)) | |
| 255 { | |
| 256 if (alt_csidl < 0 || NOERROR != SHGetSpecialFolderLocation(0, | |
| 257 alt_csidl, &pidl)) | |
| 258 { | |
| 259 printf("\nERROR getting ITEMIDLIST for shell_folder_name: \"%s\"\n\n", | |
| 260 shell_folder_name); | |
| 261 return FAIL; | |
| 262 } | |
| 263 csidl = alt_csidl; | |
| 264 alt_csidl = -1; | |
| 265 } | |
| 266 | |
| 267 /* Translate that ITEMIDLIST to a string */ | |
| 268 r = SHGetPathFromIDList(pidl, shell_folder_path); | |
| 269 | |
| 270 /* Free the data associated with pidl */ | |
| 271 pMalloc->lpVtbl->Free(pMalloc, pidl); | |
| 272 /* Release the IMalloc interface */ | |
| 273 pMalloc->lpVtbl->Release(pMalloc); | |
| 274 | |
| 275 if (!r) | |
| 276 { | |
| 277 if (alt_csidl >= 0) | |
| 278 { | |
| 279 /* We probably get here for Windows 95: the "all users" | |
| 280 * desktop/start menu entry doesn't exist. */ | |
| 281 csidl = alt_csidl; | |
| 282 alt_csidl = -1; | |
| 283 goto retry; | |
| 284 } | |
| 285 printf("\nERROR translating ITEMIDLIST for shell_folder_name: \"%s\"\n\n", | |
| 286 shell_folder_name); | |
| 287 return FAIL; | |
| 288 } | |
| 289 | |
| 290 /* If there is an alternative: verify we can write in this directory. | |
| 291 * This should cause a retry when the "all users" directory exists but we | |
| 292 * are a normal user and can't write there. */ | |
| 293 if (alt_csidl >= 0) | |
| 294 { | |
| 295 char tbuf[BUFSIZE]; | |
| 296 FILE *fd; | |
| 297 | |
| 298 strcpy(tbuf, shell_folder_path); | |
| 299 strcat(tbuf, "\\vim write test"); | |
| 300 fd = fopen(tbuf, "w"); | |
| 301 if (fd == NULL) | |
| 302 { | |
| 303 csidl = alt_csidl; | |
| 304 alt_csidl = -1; | |
| 305 goto retry; | |
| 306 } | |
| 307 fclose(fd); | |
| 308 unlink(tbuf); | |
| 309 } | |
| 310 | |
| 311 /* | |
| 312 * Keep the found csidl for next time, so that we don't have to do the | |
| 313 * write test every time. | |
| 314 */ | |
| 315 if (*pcsidl < 0) | |
| 316 *pcsidl = csidl; | |
| 317 | |
| 318 if (strncmp(shell_folder_name, "Programs\\", 9) == 0) | |
| 319 strcat(shell_folder_path, shell_folder_name + 8); | |
| 320 | |
| 321 return OK; | |
| 322 } | |
| 323 | |
| 324 /* | |
| 325 * List of targets. The first one (index zero) is used for the default path | |
| 326 * for the batch files. | |
| 327 */ | |
| 782 | 328 #define TARGET_COUNT 9 |
| 7 | 329 |
| 330 struct | |
| 331 { | |
| 332 char *name; /* Vim exe name (without .exe) */ | |
| 333 char *batname; /* batch file name */ | |
| 334 char *lnkname; /* shortcut file name */ | |
| 335 char *exename; /* exe file name */ | |
| 336 char *exenamearg; /* exe file name when using exearg */ | |
| 337 char *exearg; /* argument for vim.exe or gvim.exe */ | |
| 338 char *oldbat; /* path to existing xxx.bat or NULL */ | |
| 339 char *oldexe; /* path to existing xxx.exe or NULL */ | |
| 340 char batpath[BUFSIZE]; /* path of batch file to create; not | |
| 341 created when it's empty */ | |
| 342 } targets[TARGET_COUNT] = | |
| 343 { | |
| 344 {"all", "batch files"}, | |
| 345 {"vim", "vim.bat", "Vim.lnk", | |
| 346 "vim.exe", "vim.exe", ""}, | |
| 347 {"gvim", "gvim.bat", "gVim.lnk", | |
| 348 "gvim.exe", "gvim.exe", ""}, | |
| 349 {"evim", "evim.bat", "gVim Easy.lnk", | |
| 350 "evim.exe", "gvim.exe", "-y"}, | |
| 351 {"view", "view.bat", "Vim Read-only.lnk", | |
| 352 "view.exe", "vim.exe", "-R"}, | |
| 353 {"gview", "gview.bat", "gVim Read-only.lnk", | |
| 354 "gview.exe", "gvim.exe", "-R"}, | |
| 355 {"vimdiff", "vimdiff.bat", "Vim Diff.lnk", | |
| 356 "vimdiff.exe","vim.exe", "-d"}, | |
| 357 {"gvimdiff","gvimdiff.bat", "gVim Diff.lnk", | |
| 358 "gvimdiff.exe","gvim.exe", "-d"}, | |
| 782 | 359 {"vimtutor","vimtutor.bat", "Vim tutor.lnk", |
| 360 "vimtutor.bat", "vimtutor.bat", ""}, | |
| 7 | 361 }; |
| 362 | |
| 363 #define ICON_COUNT 3 | |
| 364 char *(icon_names[ICON_COUNT]) = | |
| 365 {"gVim " VIM_VERSION_SHORT, | |
| 366 "gVim Easy " VIM_VERSION_SHORT, | |
| 367 "gVim Read only " VIM_VERSION_SHORT}; | |
| 368 char *(icon_link_names[ICON_COUNT]) = | |
| 369 {"gVim " VIM_VERSION_SHORT ".lnk", | |
| 370 "gVim Easy " VIM_VERSION_SHORT ".lnk", | |
| 371 "gVim Read only " VIM_VERSION_SHORT ".lnk"}; | |
| 372 | |
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373 /* This is only used for dosinst.c. */ |
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patch 8.0.1191: MS-Windows: missing 32 and 64 bit files in installer
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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374 #if defined(DOSINST) |
| 7 | 375 /* |
| 376 * Run an external command and wait for it to finish. | |
| 377 */ | |
| 378 static void | |
| 379 run_command(char *cmd) | |
| 380 { | |
| 381 char *cmd_path; | |
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patch 8.1.0952: compilation warnings when building the MS-Windows installer
Bram Moolenaar <Bram@vim.org>
parents:
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changeset
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382 char cmd_buf[BUFSIZE * 2 + 35]; |
| 7 | 383 char *p; |
| 384 | |
| 385 /* On WinNT, 'start' is a shell built-in for cmd.exe rather than an | |
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commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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386 * executable (start.exe) like in Win9x. */ |
| 7 | 387 cmd_path = searchpath_save("cmd.exe"); |
| 388 if (cmd_path != NULL) | |
| 389 { | |
| 390 /* There is a cmd.exe, so this might be Windows NT. If it is, | |
| 391 * we need to call cmd.exe explicitly. If it is a later OS, | |
| 392 * calling cmd.exe won't hurt if it is present. | |
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Improve the MS-Windows installer.
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393 * Also, "start" on NT expects a window title argument. |
| 7 | 394 */ |
| 395 /* Replace the slashes with backslashes. */ | |
| 396 while ((p = strchr(cmd_path, '/')) != NULL) | |
| 397 *p = '\\'; | |
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398 sprintf(cmd_buf, "%s /c start \"vimcmd\" /wait %s", cmd_path, cmd); |
| 7 | 399 free(cmd_path); |
| 400 } | |
| 401 else | |
| 402 { | |
| 403 /* No cmd.exe, just make the call and let the system handle it. */ | |
| 404 sprintf(cmd_buf, "start /w %s", cmd); | |
| 405 } | |
| 406 system(cmd_buf); | |
| 407 } | |
| 408 #endif | |
| 409 | |
| 410 /* | |
| 411 * Append a backslash to "name" if there isn't one yet. | |
| 412 */ | |
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commit https://github.com/vim/vim/commit/6aa2cd4be287f35f95f35c2cec6d5a24f53c4d3c
Christian Brabandt <cb@256bit.org>
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diff
changeset
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413 void |
| 7 | 414 add_pathsep(char *name) |
| 415 { | |
| 416 int len = strlen(name); | |
| 417 | |
| 418 if (len > 0 && name[len - 1] != '\\' && name[len - 1] != '/') | |
| 419 strcat(name, "\\"); | |
| 420 } | |
| 421 | |
| 422 /* | |
| 423 * The normal chdir() does not change the default drive. This one does. | |
| 424 */ | |
| 425 /*ARGSUSED*/ | |
| 426 int | |
| 427 change_drive(int drive) | |
| 428 { | |
| 429 char temp[3] = "-:"; | |
| 430 temp[0] = (char)(drive + 'A' - 1); | |
| 431 return !SetCurrentDirectory(temp); | |
| 432 } | |
| 433 | |
| 434 /* | |
| 435 * Change directory to "path". | |
| 436 * Return 0 for success, -1 for failure. | |
| 437 */ | |
| 438 int | |
| 439 mch_chdir(char *path) | |
| 440 { | |
| 441 if (path[0] == NUL) /* just checking... */ | |
| 442 return 0; | |
| 443 if (path[1] == ':') /* has a drive name */ | |
| 444 { | |
| 445 if (change_drive(mytoupper(path[0]) - 'A' + 1)) | |
| 446 return -1; /* invalid drive name */ | |
| 447 path += 2; | |
| 448 } | |
| 449 if (*path == NUL) /* drive name only */ | |
| 450 return 0; | |
| 451 return chdir(path); /* let the normal chdir() do the rest */ | |
| 452 } | |
| 453 | |
| 454 /* | |
| 455 * Expand the executable name into a full path name. | |
| 456 */ | |
| 457 static char * | |
| 458 my_fullpath(char *buf, char *fname, int len) | |
| 459 { | |
| 460 /* Only GetModuleFileName() will get the long file name path. | |
| 461 * GetFullPathName() may still use the short (FAT) name. */ | |
| 462 DWORD len_read = GetModuleFileName(NULL, buf, (size_t)len); | |
| 463 | |
| 464 return (len_read > 0 && len_read < (DWORD)len) ? buf : NULL; | |
| 465 } | |
| 466 | |
| 467 /* | |
| 468 * Remove the tail from a file or directory name. | |
| 469 * Puts a NUL on the last '/' or '\'. | |
| 470 */ | |
| 471 static void | |
| 472 remove_tail(char *path) | |
| 473 { | |
| 474 int i; | |
| 475 | |
| 476 for (i = strlen(path) - 1; i > 0; --i) | |
| 477 if (path[i] == '/' || path[i] == '\\') | |
| 478 { | |
| 479 path[i] = NUL; | |
| 480 break; | |
| 481 } | |
| 482 } | |
| 483 | |
| 484 | |
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
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485 char installdir[MAX_PATH-9]; /* top of the installation dir, where the |
| 7 | 486 install.exe is located, E.g.: |
| 487 "c:\vim\vim60" */ | |
| 488 int runtimeidx; /* index in installdir[] where "vim60" starts */ | |
| 489 char *sysdrive; /* system drive or "c:\" */ | |
| 490 | |
| 491 /* | |
| 492 * Setup for using this program. | |
| 493 * Sets "installdir[]". | |
| 494 */ | |
| 495 static void | |
| 496 do_inits(char **argv) | |
| 497 { | |
| 498 /* Find out the full path of our executable. */ | |
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patch 8.1.0976: dosinstall still has buffer overflow problems
Bram Moolenaar <Bram@vim.org>
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changeset
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499 if (my_fullpath(installdir, argv[0], sizeof(installdir)) == NULL) |
| 7 | 500 { |
| 501 printf("ERROR: Cannot get name of executable\n"); | |
| 502 myexit(1); | |
| 503 } | |
| 504 /* remove the tail, the executable name "install.exe" */ | |
| 505 remove_tail(installdir); | |
| 506 | |
| 507 /* change to the installdir */ | |
| 508 mch_chdir(installdir); | |
| 509 | |
| 510 /* Find the system drive. Only used for searching the Vim executable, not | |
| 511 * very important. */ | |
| 512 sysdrive = getenv("SYSTEMDRIVE"); | |
| 513 if (sysdrive == NULL || *sysdrive == NUL) | |
| 514 sysdrive = "C:\\"; | |
| 515 } |