-// os.h copyright "Ruurd A. Reitsma" <R.A.Reitsma@wbmt.tudelft.nl>
+// -*- C++ -*-
+/**
+ * \file os.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Ruurd A. Reitsma
+ *
+ * Full author contact details are available in file CREDITS.
+ *
+ * wrap OS-specific stuff
+ */
#ifndef OS_H
#define OS_H
-#ifdef __GNUG__
-#pragma interface
-#endif
+#include <string>
+
-#include "LString.h"
+namespace lyx {
+namespace support {
+namespace os {
+
+enum shell_type {
+ UNIX, // Do we have to distinguish sh and csh?
+ CMD_EXE
+};
-/// Do we need a base class for this?
-class os {
-public:
- //
- enum shell_type {
- UNIX, // Do we have to distinguish sh and csh?
- CMD_EXE
- };
+/// Do some work just once.
+void init(int argc, char * argv[]);
- //
- static void init(int * argc, char ** argv[]);
+/// Returns the name of the NULL device (/dev/null, null).
+std::string const & nulldev();
- //
- static string binpath() {return binpath_;};
+/// Returns "/" on *nix, "C:/", etc on Windows.
+std::string current_root();
- //
- static string binname() {return binname_;};
+///
+shell_type shell();
- // system_tempdir actually doesn't belong here.
- // I put it here only to avoid a global variable.
- static void setTmpDir(string p) {tmpdir_ = p;};
+/// Extract the path common to both @c p1 and @c p2. DBCS aware!
+std::string::size_type common_path(std::string const & p1, std::string const & p2);
- //
- static string getTmpDir() {return tmpdir_;};
+/// Converts a unix style path to host OS style.
+std::string external_path(std::string const & p);
- //
- static string current_root();
+/// Converts a host OS style path to unix style.
+std::string internal_path(std::string const & p);
- //
- static os::shell_type shell() {return _shell;};
+/// Converts a unix style path list to host OS style.
+std::string external_path_list(std::string const & p);
- // DBCS aware!
- static string::size_type common_path(string const &p1, string const &p2);
+/// Converts a host OS style path list to unix style.
+std::string internal_path_list(std::string const & p);
- // no-op on UNIX, '\\'->'/' on OS/2 and Win32, ':'->'/' on MacOS, etc.
- static string slashify_path(string p);
- // converts a host OS path to unix style
- static string external_path(string p);
- // converts a unix path to host OS style
- static string internal_path(string p);
- static void warn(string mesg);
-private:
- static string binpath_;
- static string binname_;
- static string tmpdir_;
- static os::shell_type _shell;
- // Used only on OS/2 to determine file system encoding.
- static unsigned long cp_;
+/**
+ * Converts a unix style path into a form suitable for inclusion in a LaTeX
+ * document.
+ * Caution: This function handles only the OS specific part of that task.
+ * Never use it directly, use lyx::support::latex_path instead.
+ */
+std::string latex_path(std::string const & p);
- // Never initialize static variables in the header!
- // Anyway I bet this class will never be constructed.
- os() {};
+/// Is the path absolute?
+bool is_absolute_path(std::string const & p);
- // Ignore warning!
- ~os() {};
+/** Returns a string suitable to be passed to popen when
+ * reading a file.
+ */
+char const * popen_read_mode();
+/** The character used to separate paths returned by the
+ * PATH environment variable.
+ */
+char path_separator();
+
+/** If @c use_cygwin_paths is true, LyX will output cygwin style paths
+ * rather than native Win32 ones. Obviously, this option is used only
+ * under Cygwin.
+ */
+void cygwin_path_fix(bool use_cygwin_paths);
+
+enum auto_open_mode {
+ VIEW,
+ EDIT
};
+/** Check whether or not a file can be viewed by a default viewer
+ * \param extension (without leading .)
+ * \mode can be opened in VIEW or EDIT mode
+ * \returns whether or not the format can be viewed
+ */
+bool canAutoOpenFile(std::string const & ext, auto_open_mode const mode=VIEW);
+
+/** view a file, with given command and parameter.
+ * \param filename
+ * \param mode open in VIEW or EDIT mode
+ * \returns whether or not the file is viewed (or edited) successfully.
+ */
+bool autoOpenFile(std::string const & filename, auto_open_mode const mode=VIEW);
+
+} // namespace os
+} // namespace support
+} // namespace lyx
+
#endif