#ifndef OS_H
#define OS_H
-#include <string>
+#include "support/strfwd.h"
+#include <cstddef>
namespace lyx {
CMD_EXE
};
+enum path_case {
+ CASE_UNCHANGED,
+ CASE_ADJUSTED
+};
+
+enum file_access {
+ EXISTING,
+ CREATE
+};
+
/// Do some work just once.
void init(int argc, char * argv[]);
+/// Returns the i-th program argument in utf8 encoding.
+std::string utf8_argv(int i);
+
+/// Removes from the internal copy \p num program arguments starting from \p i.
+void remove_internal_args(int i, int num);
+
/// Returns the name of the NULL device (/dev/null, null).
std::string const & nulldev();
///
shell_type shell();
+/// Returns no. of minutes allowed for a command to complete.
+int timeout_min();
+
+/// Name of the python interpreter
+/// @param reset True if the python path should be recomputed
+std::string const python(bool reset = false);
+
+///
+bool isFilesystemCaseSensitive();
+
/// 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);
+/// \p p1 and \p p2 are encoded in ucs4, \returns the index to the end of
+/// the last matching path component (the index may be pointing after the
+/// end of @c p1 or @c p2 if their last char is not the path separator).
+std::size_t common_path(docstring const & p1, docstring const & p2);
/// Converts a unix style path to host OS style.
+/// \p p and the return value are encoded in utf8.
std::string external_path(std::string const & p);
/// Converts a host OS style path to unix style.
+/// \p p and the return value are encoded in utf8.
std::string internal_path(std::string const & p);
-/// Is the path absolute?
-bool is_absolute_path(std::string const & p);
+/// Converts a host OS style path to a unicode safe unix style.
+/// On Windows, this is achieved by using the short form of the path,
+/// which can be safely passed to standard I/O functions expecting narrow
+/// char paths even when the path contains non-ascii chars.
+/// As the short form is only available for existing files, if the file is
+/// to be accessed for writing, \param how should be set to CREATE.
+/// \p p and the return value are encoded in utf8.
+std::string safe_internal_path(std::string const & p, file_access how = EXISTING);
+
+/// Converts a unix style path list to host OS style.
+/// \p p and the return value are encoded in utf8.
+std::string external_path_list(std::string const & p);
+
+/// Converts a host OS style path list to unix style.
+/// \p p and the return value are encoded in utf8.
+std::string internal_path_list(std::string const & p);
+
+/**
+ * Converts a unix style path into a form suitable for inclusion in a LaTeX
+ * document.
+ * \p p is encoded in utf8.
+ * 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);
+
+/**
+ * Converts a platform style path list into a form suitable for the TeX engine.
+ * \p p is encoded in utf8.
+ */
+std::string latex_path_list(std::string const & p);
+
+/// Checks if the format string is suitable on the OS
+bool is_valid_strftime(std::string const & p);
/** 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.
+enum path_type {
+ PLATFORM,
+ TEXENGINE
+};
+
+/** The character used to separate paths for platform environment variables
+ * (such as PATH) or for the TeX engine.
+ */
+char path_separator(path_type type = PLATFORM);
+
+/** If @c use_windows_paths is true, LyX will output Windows-style paths to
+ * latex files rather than posix ones. Obviously, this option is used only
+ * under Windows.
+ */
+void windows_style_tex_paths(bool use_windows_paths);
+
+enum auto_open_mode {
+ VIEW,
+ EDIT
+};
+
+/** Check whether or not a file can be opened by a default viewer or editor.
+ * \param extension (without leading .)
+ * \param mode can be opened in VIEW or EDIT mode
+ * \returns whether or not the format can be opened according to \p mode
+ */
+bool canAutoOpenFile(std::string const & ext, auto_open_mode const mode);
+
+/** View or edit a file with the default viewer or editor.
+ * \param filename file to open (encoded in utf8)
+ * \param mode open in VIEW or EDIT mode
+ * \returns whether or not the file is viewed (or edited) successfully.
*/
-char path_separator();
+bool autoOpenFile(std::string const & filename, auto_open_mode const mode,
+ std::string const & path = empty_string());
+
+/** Resolves a path such that it does not contain '.', '..', or symbolic links.
+ * \p path and the return value are encoded in utf8.
+ */
+std::string real_path(std::string const & path);
+
+/** Checks whether \param path starts with \param pre, accounting for case
+ * insensitive file systems.
+ */
+bool path_prefix_is(std::string const & path, std::string const & pre);
+
+/** Checks whether \param path starts with \param pre, accounting for case
+ * insensitive file systems. If true, the file system is case insensitive,
+ * and \param how == CASE_ADJUSTED, the case of the matching prefix in
+ * @c path is made equal to that of @c pre.
+ */
+bool path_prefix_is(std::string & path, std::string const & pre, path_case how = CASE_UNCHANGED);
} // namespace os
} // namespace support
projects / lyx.git / blobdiff