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Fix getting build time in Updates menu not working on Windows 95/98

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This commit is contained in:
UnknownShadow200 2023-06-04 21:50:05 +10:00
parent ed92eab3e5
commit 654ce2079b
1 changed files with 57 additions and 44 deletions
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101
src/Platform_WinApi.c
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@ -224,20 +224,24 @@ cc_result Directory_Enum(const cc_string* dirPath, void* obj, Directory_EnumCall
return res == ERROR_NO_MORE_FILES ? 0 : res; return res == ERROR_NO_MORE_FILES ? 0 : res;
} }
static cc_result DoFile(cc_file* file, const cc_string* path, DWORD access, DWORD createMode) { static cc_result DoFileRaw(cc_file* file, const cc_winstring* str, DWORD access, DWORD createMode) {
cc_winstring str;
cc_result res; cc_result res;
Platform_EncodeString(&str, path);
*file = CreateFileW(str.uni, access, FILE_SHARE_READ, NULL, createMode, 0, NULL); *file = CreateFileW(str->uni, access, FILE_SHARE_READ, NULL, createMode, 0, NULL);
if (*file && *file != INVALID_HANDLE_VALUE) return 0; if (*file && *file != INVALID_HANDLE_VALUE) return 0;
if ((res = GetLastError()) != ERROR_CALL_NOT_IMPLEMENTED) return res; if ((res = GetLastError()) != ERROR_CALL_NOT_IMPLEMENTED) return res;
/* Windows 9x does not support W API functions */ /* Windows 9x does not support W API functions */
*file = CreateFileA(str.ansi, access, FILE_SHARE_READ, NULL, createMode, 0, NULL); *file = CreateFileA(str->ansi, access, FILE_SHARE_READ, NULL, createMode, 0, NULL);
return *file != INVALID_HANDLE_VALUE ? 0 : GetLastError(); return *file != INVALID_HANDLE_VALUE ? 0 : GetLastError();
} }
static cc_result DoFile(cc_file* file, const cc_string* path, DWORD access, DWORD createMode) {
cc_winstring str;
Platform_EncodeString(&str, path);
return DoFileRaw(file, &str, access, createMode);
}
cc_result File_Open(cc_file* file, const cc_string* path) { cc_result File_Open(cc_file* file, const cc_string* path) {
return DoFile(file, path, GENERIC_READ, OPEN_EXISTING); return DoFile(file, path, GENERIC_READ, OPEN_EXISTING);
} }
@ -568,13 +572,26 @@ cc_result Socket_CheckWritable(cc_socket s, cc_bool* writable) {
/*########################################################################################################################* /*########################################################################################################################*
*-----------------------------------------------------Process/Module------------------------------------------------------* *-----------------------------------------------------Process/Module------------------------------------------------------*
*#########################################################################################################################*/ *#########################################################################################################################*/
static cc_result Process_RawGetExePath(WCHAR* path, int* len) { static cc_result Process_RawGetExePath(cc_winstring* path, int* len) {
*len = GetModuleFileNameW(NULL, path, NATIVE_STR_LEN); cc_result res;
return *len ? 0 : GetLastError();
/* If GetModuleFileNameA fails.. that's a serious problem */
*len = GetModuleFileNameA(NULL, path->ansi, NATIVE_STR_LEN);
path->ansi[*len] = '\0';
if (!(*len)) return GetLastError();
*len = GetModuleFileNameW(NULL, path->uni, NATIVE_STR_LEN);
path->uni[*len] = '\0';
if (*len) return 0;
/* GetModuleFileNameW can fail on Win 9x */
res = GetLastError();
if (res == ERROR_CALL_NOT_IMPLEMENTED) res = 0;
return res;
} }
cc_result Process_StartGame2(const cc_string* args, int numArgs) { cc_result Process_StartGame2(const cc_string* args, int numArgs) {
WCHAR path[NATIVE_STR_LEN + 1]; cc_winstring path;
cc_string argv; char argvBuffer[NATIVE_STR_LEN]; cc_string argv; char argvBuffer[NATIVE_STR_LEN];
STARTUPINFOW si = { 0 }; STARTUPINFOW si = { 0 };
PROCESS_INFORMATION pi = { 0 }; PROCESS_INFORMATION pi = { 0 };
@ -582,8 +599,7 @@ cc_result Process_StartGame2(const cc_string* args, int numArgs) {
cc_result res; cc_result res;
int len, i; int len, i;
Process_RawGetExePath(path, &len); if ((res = Process_RawGetExePath(&path, &len))) return res;
path[len] = '\0';
si.cb = sizeof(STARTUPINFOW); si.cb = sizeof(STARTUPINFOW);
String_InitArray(argv, argvBuffer); String_InitArray(argv, argvBuffer);
@ -599,19 +615,15 @@ cc_result Process_StartGame2(const cc_string* args, int numArgs) {
} }
Platform_EncodeString(&raw, &argv); Platform_EncodeString(&raw, &argv);
if (CreateProcessW(path, raw.uni, NULL, NULL, if (path.uni[0]) {
false, 0, NULL, NULL, &si, &pi)) goto success; if (!CreateProcessW(path.uni, raw.uni, NULL, NULL,
if ((res = GetLastError()) != ERROR_CALL_NOT_IMPLEMENTED) return res; false, 0, NULL, NULL, &si, &pi)) return GetLastError();
} else {
/* Windows 9x does not support W API functions */
if (!CreateProcessA(path.ansi, raw.ansi, NULL, NULL,
false, 0, NULL, NULL, &si, &pi)) return GetLastError();
}
/* Windows 9x does not support W API functions */
len = GetModuleFileNameA(NULL, (LPSTR)path, NATIVE_STR_LEN);
((char*)path)[len] = '\0';
if (CreateProcessA((LPCSTR)path, raw.ansi, NULL, NULL,
false, 0, NULL, NULL, &si, &pi)) goto success;
return GetLastError();
success:
/* Don't leak memory for process return code */ /* Don't leak memory for process return code */
CloseHandle(pi.hProcess); CloseHandle(pi.hProcess);
CloseHandle(pi.hThread); CloseHandle(pi.hThread);
@ -655,36 +667,34 @@ cc_bool Updater_Clean(void) {
} }
cc_result Updater_Start(const char** action) { cc_result Updater_Start(const char** action) {
WCHAR path[NATIVE_STR_LEN + 1]; cc_winstring path;
cc_result res; cc_result res;
int len = 0; int len;
*action = "Getting executable path"; *action = "Getting executable path";
if ((res = Process_RawGetExePath(path, &len))) return res; if ((res = Process_RawGetExePath(&path, &len))) return res;
path[len] = '\0';
*action = "Moving executable to CC_prev.exe";
if (!path.uni[0]) return ERR_NOT_SUPPORTED; /* MoveFileA returns ERROR_ACCESS_DENIED on Win 9x anyways */
if (!MoveFileExW(path.uni, UPDATE_TMP, MOVEFILE_REPLACE_EXISTING)) return GetLastError();
*action = "Moving executable to CC_prev.exe";
if (!MoveFileExW(path, UPDATE_TMP, MOVEFILE_REPLACE_EXISTING)) return GetLastError();
*action = "Replacing executable"; *action = "Replacing executable";
if (!MoveFileExW(UPDATE_SRC, path, MOVEFILE_REPLACE_EXISTING)) return GetLastError(); if (!MoveFileExW(UPDATE_SRC, path.uni, MOVEFILE_REPLACE_EXISTING)) return GetLastError();
*action = "Restarting game"; *action = "Restarting game";
return Process_StartGame2(NULL, 0); return Process_StartGame2(NULL, 0);
} }
cc_result Updater_GetBuildTime(cc_uint64* timestamp) { cc_result Updater_GetBuildTime(cc_uint64* timestamp) {
WCHAR path[NATIVE_STR_LEN + 1]; cc_winstring path;
cc_file file; cc_file file;
FILETIME ft; FILETIME ft;
cc_uint64 raw; cc_uint64 raw;
int len = 0; cc_result res;
int len;
cc_result res = Process_RawGetExePath(path, &len); if ((res = Process_RawGetExePath(&path, &len))) return res;
if (res) return res; if ((res = DoFileRaw(&file, &path, GENERIC_READ, OPEN_EXISTING))) return res;
path[len] = '\0';
file = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
if (file == INVALID_HANDLE_VALUE) return GetLastError();
if (GetFileTime(file, NULL, NULL, &ft)) { if (GetFileTime(file, NULL, NULL, &ft)) {
raw = ft.dwLowDateTime | ((cc_uint64)ft.dwHighDateTime << 32); raw = ft.dwLowDateTime | ((cc_uint64)ft.dwHighDateTime << 32);
@ -955,20 +965,23 @@ static cc_bool IsProblematicWorkingDirectory(void) {
} }
cc_result Platform_SetDefaultCurrentDirectory(int argc, char** argv) { cc_result Platform_SetDefaultCurrentDirectory(int argc, char** argv) {
WCHAR path[NATIVE_STR_LEN + 1]; cc_winstring path;
int i, len; int i, len;
cc_result res; cc_result res;
if (!IsProblematicWorkingDirectory()) return 0; if (!IsProblematicWorkingDirectory()) return 0;
res = Process_RawGetExePath(path, &len); res = Process_RawGetExePath(&path, &len);
if (res) return res; if (res) return res;
if (!path.uni[0]) return ERR_NOT_SUPPORTED;
/* Not implemented on ANSI only systems due to laziness */
/* Get rid of filename at end of directory */ /* Get rid of filename at end of directory */
for (i = len - 1; i >= 0; i--, len--) { for (i = len - 1; i >= 0; i--, len--)
if (path[i] == '/' || path[i] == '\\') break; {
if (path.uni[i] == '/' || path.uni[i] == '\\') break;
} }
path[len] = '\0'; path.uni[len] = '\0';
return SetCurrentDirectoryW(path) ? 0 : GetLastError(); return SetCurrentDirectoryW(path.uni) ? 0 : GetLastError();
} }
#endif #endif