#include "support/os.h"
#include "support/FileName.h"
+#include "support/lassert.h"
#include "support/lstrings.h"
#include "support/debug.h"
#include <shellapi.h>
#include <shlwapi.h>
#include <limits.h>
+#include <stdlib.h>
+
+#include <cygwin/version.h>
#include <sys/cygwin.h>
-#include <sys/stat.h>
+
+#include <ostream>
using namespace std;
namespace lyx {
+
+void lyx_exit(int);
+
namespace support {
namespace os {
namespace {
+int argc_ = 0;
+char ** argv_ = 0;
+
bool windows_style_tex_paths_ = false;
// In both is_posix_path() and is_windows_path() it is assumed that
}
+// Starting from Cygwin 1.7, new APIs for path conversions were introduced.
+// The old ones are now deprecated, so avoid them if we detect a modern Cygwin.
+
+#if CYGWIN_VERSION_DLL_MAJOR >= 1007
+
+enum PathStyle {
+ posix = CCP_WIN_A_TO_POSIX | CCP_RELATIVE,
+ windows = CCP_POSIX_TO_WIN_A | CCP_RELATIVE
+};
+
+
+/// Convert a path to or from posix style.
+/// \p p is encoded in local 8bit encoding or utf8.
+/// The result is returned in the same encoding as \p p.
+string convert_path(string const & p, PathStyle const & target)
+{
+ if ((target == posix && is_posix_path(p)) ||
+ (target == windows && is_windows_path(p)))
+ return p;
+
+ char path_buf[PATH_MAX];
+
+ // cygwin_conv_path does not care about the encoding.
+ if (cygwin_conv_path(target, p.c_str(), path_buf, sizeof(path_buf))) {
+ lyxerr << "LyX: Cannot convert path: " << p << endl;
+ return subst(p, '\\', '/');
+ }
+ return subst(path_buf, '\\', '/');
+}
+
+
+/// Convert a path list to or from posix style.
+/// \p p is encoded in local 8bit encoding or utf8.
+/// The result is returned in the same encoding as \p p.
+string convert_path_list(string const & p, PathStyle const & target)
+{
+ if (p.empty())
+ return p;
+
+ char const * const pc = p.c_str();
+ PathStyle const actual = cygwin_posix_path_list_p(pc) ? posix : windows;
+
+ if (target != actual) {
+ int const size = cygwin_conv_path_list(target, pc, NULL, 0);
+ char * ptr = new char[size];
+ if (ptr && cygwin_conv_path_list(target, pc, ptr, size) == 0) {
+ string const path_list = subst(ptr, '\\', '/');
+ delete [] ptr;
+ return path_list;
+ } else
+ lyxerr << "LyX: Cannot convert path list: " << p << endl;
+ }
+ return subst(p, '\\', '/');
+}
+
+#else
+
enum PathStyle {
posix,
windows
cygwin_posix_to_win32_path_list(pc, ptr);
string path_list = subst(ptr, '\\', '/');
- delete ptr;
+ delete [] ptr;
return path_list;
}
}
return subst(p, '\\', '/');
}
+#endif
+
+
+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, char *[])
+void init(int argc, char * argv[])
{
+ argc_ = argc;
+ argv_ = argv;
+
// Make sure that the TEMP variable is set
// and sync the Windows environment.
-
setenv("TEMP", "/tmp", false);
cygwin_internal(CW_SYNC_WINENV);
+
+ // Catch shutdown events.
+ SetConsoleCtrlHandler((PHANDLER_ROUTINE)terminate_handler, TRUE);
}
+string utf8_argv(int i)
+{
+ LASSERT(i < argc_, /**/);
+ return to_utf8(from_local8bit(argv_[i]));
+}
+
+
+void remove_internal_args(int, int)
+{}
+
+
string current_root()
{
return string("/");
}
+bool path_prefix_is(string const & path, string const & pre)
+{
+ return path_prefix_is(const_cast<string &>(path), pre, CASE_UNCHANGED);
+}
+
+
+bool path_prefix_is(string & path, string const & pre, path_case how)
+{
+ docstring const p1 = from_utf8(path);
+ docstring const p2 = from_utf8(pre);
+ 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 (p2[p2_len - 1] == '/' && p1_len != p2_len)
+ ++common_len;
+
+ if (common_len != p2_len)
+ return false;
+
+ 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;
+}
+
+
string external_path(string const & p)
{
return convert_path(p, PathStyle(posix));
}
+string safe_internal_path(string const & p, file_access)
+{
+ return convert_path(p, PathStyle(posix));
+}
+
+
string external_path_list(string const & p)
{
return convert_path_list(p, PathStyle(posix));
// on windows_style_tex_paths_), but we use always forward slashes,
// since it gets written into a .tex file.
- if (windows_style_tex_paths_ && FileName(p).isAbsolute()) {
+ if (windows_style_tex_paths_ && FileName::isAbsolute(p)) {
string dos_path = convert_path(p, PathStyle(windows));
LYXERR(Debug::LATEX, "<Path correction for LaTeX> ["
<< p << "]->>[" << dos_path << ']');
}
-bool isSameFile(string const & fileone, string const & filetwo)
+string real_path(string const & path)
{
- struct stat st1;
- struct stat st2;
-
- if (::stat(fileone.c_str(), &st1) == 0
- && ::stat(filetwo.c_str(), &st2) == 0) {
- return st1.st_ino == st2.st_ino && st1.st_dev == st2.st_dev;
- }
-
- // One or both files cannot be accessed.
- return false;
+ char rpath[PATH_MAX + 1];
+ char * result = realpath(path.c_str(), rpath);
+ return FileName::fromFilesystemEncoding(result ? rpath : path).absFileName();
}
} // namespace os