using namespace std;
namespace lyx {
+
+void lyx_exit(int);
+
namespace support {
namespace os {
string cygdrive = "/cygdrive";
+BOOL terminate_handler(DWORD event)
+{
+ if (event == CTRL_CLOSE_EVENT
+ || event == CTRL_LOGOFF_EVENT
+ || event == CTRL_SHUTDOWN_EVENT) {
+ lyx::lyx_exit(1);
+ return TRUE;
+ }
+ return FALSE;
+}
+
} // namespace anon
void init(int /* argc */, char * argv[])
* lyx is invoked as a parameter of hidecmd.exe.
*/
- // If cygwin is detected, query the cygdrive prefix
- HKEY regKey;
+ // If Cygwin is detected, query the cygdrive prefix.
+ // The cygdrive prefix is needed for translating windows style paths
+ // to posix style paths in LaTeX files when the Cygwin teTeX is used.
+ int i;
+ HKEY hkey;
char buf[MAX_PATH];
- DWORD bufSize = sizeof(buf);
- LONG retVal;
-
- retVal = RegOpenKeyEx(HKEY_LOCAL_MACHINE,
- "Software\\Cygnus Solutions\\Cygwin\\mounts v2",
- 0, KEY_QUERY_VALUE, ®Key);
- if (retVal != ERROR_SUCCESS) {
- retVal = RegOpenKeyEx(HKEY_CURRENT_USER,
- "Software\\Cygnus Solutions\\Cygwin\\mounts v2",
- 0, KEY_QUERY_VALUE, ®Key);
+ DWORD bufsize = sizeof(buf);
+ LONG retval = ERROR_FILE_NOT_FOUND;
+ HKEY const mainkey[2] = { HKEY_LOCAL_MACHINE, HKEY_CURRENT_USER };
+ char const * const subkey[2] = {
+ "Software\\Cygwin\\setup", // Cygwin 1.7
+ "Software\\Cygnus Solutions\\Cygwin\\mounts v2\\/" // Prev. ver.
+ };
+ char const * const valuename[2] = {
+ "rootdir", // Cygwin 1.7 or later
+ "native" // Previous versions
+ };
+ // Check for newer Cygwin versions first, then older ones
+ for (i = 0; i < 2 && retval != ERROR_SUCCESS; ++i) {
+ for (int k = 0; k < 2 && retval != ERROR_SUCCESS; ++k)
+ retval = RegOpenKey(mainkey[k], subkey[i], &hkey);
}
- if (retVal == ERROR_SUCCESS) {
- retVal = RegQueryValueEx(regKey, "cygdrive prefix", NULL, NULL,
- (LPBYTE) buf, &bufSize);
- RegCloseKey(regKey);
- if ((retVal == ERROR_SUCCESS) && (bufSize <= MAX_PATH))
- cygdrive = rtrim(string(buf), "/");
+ if (retval == ERROR_SUCCESS) {
+ // Query the Cygwin root directory
+ retval = RegQueryValueEx(hkey, valuename[i - 1],
+ NULL, NULL, (LPBYTE) buf, &bufsize);
+ RegCloseKey(hkey);
+ string const mount = string(buf) + "\\bin\\mount.exe";
+ if (retval == ERROR_SUCCESS && FileName(mount).exists()) {
+ cmd_ret const p =
+ runCommand(mount + " --show-cygdrive-prefix");
+ // The output of the mount command is as follows:
+ // Prefix Type Flags
+ // /cygdrive system binmode
+ // So, we use the inner split to pass the second line
+ // to the outer split which sets cygdrive with its
+ // contents until the first blank, discarding the
+ // unneeded return value.
+ if (p.first != -1 && prefixIs(p.second, "Prefix"))
+ split(split(p.second, '\n'), cygdrive, ' ');
+ }
}
+
+ // Catch shutdown events.
+ SetConsoleCtrlHandler((PHANDLER_ROUTINE)terminate_handler, TRUE);
}
--i; // here was the last match
while (i && p1[i] != '/')
--i;
- } else
- --i;
-
+ }
return i;
}
bool path_prefix_is(string const & path, string const & pre)
{
- string tmp = path;
- return path_prefix_is(tmp, pre, CASE_UNCHANGED);
+ return path_prefix_is(const_cast<string &>(path), pre, CASE_UNCHANGED);
}
{
docstring const p1 = from_utf8(path);
docstring const p2 = from_utf8(pre);
- docstring::size_type i = common_path(p1, p2);
+ docstring::size_type const p1_len = p1.length();
+ docstring::size_type const p2_len = p2.length();
+ docstring::size_type common_len = common_path(p1, p2);
- if (i + 1 != p2.length())
+ if (p2[p2_len - 1] == '/' && p1_len != p2_len)
+ ++common_len;
+
+ if (common_len != p2_len)
return false;
- if (how == CASE_ADJUSTED && !prefixIs(path, pre))
- path = to_utf8(p2 + p1.substr(i + 1, p1.length() - i + 1));
+ if (how == CASE_ADJUSTED && !prefixIs(path, pre)) {
+ if (p1_len < common_len)
+ path = to_utf8(p2.substr(0, p1_len));
+ else
+ path = to_utf8(p2 + p1.substr(common_len,
+ p1_len - common_len));
+ }
return true;
}