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166 lines
4.1 KiB
C++
166 lines
4.1 KiB
C++
/** \file wutil.h
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Prototypes for wide character equivalents of various standard unix
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functions.
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*/
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#ifndef FISH_WUTIL_H
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#define FISH_WUTIL_H
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#include <stdlib.h>
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#include <stdio.h>
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#include <wchar.h>
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#include <dirent.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <stdarg.h>
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#include <string>
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#include <utility>
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#include "common.h"
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/**
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Call this function on startup to create internal wutil
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resources. This function doesn't do anything.
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*/
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void wutil_init();
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/**
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Call this function on exit to free internal wutil resources
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*/
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void wutil_destroy();
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/**
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Wide character version of fopen(). This sets CLO_EXEC.
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*/
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FILE *wfopen(const wcstring &path, const char *mode);
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/** Sets CLO_EXEC on a given fd */
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bool set_cloexec(int fd);
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/**
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Wide character version of freopen().
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*/
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FILE *wfreopen(const wcstring &path, const char *mode, FILE *stream);
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/** Wide character version of open(). */
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int wopen(const wcstring &pathname, int flags, mode_t mode = 0);
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/** Wide character version of open() that also sets the close-on-exec flag (atomically when possible). */
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int wopen_cloexec(const wcstring &pathname, int flags, mode_t mode = 0);
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/** Mark an fd as nonblocking; returns errno or 0 on success */
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int make_fd_nonblocking(int fd);
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/** Mark an fd as blocking; returns errno or 0 on success */
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int make_fd_blocking(int fd);
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/** Wide character version of creat(). */
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int wcreat(const wcstring &pathname, mode_t mode);
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/** Wide character version of opendir(). Note that opendir() is guaranteed to set close-on-exec by POSIX (hooray). */
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DIR *wopendir(const wcstring &name);
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/**
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Wide character version of stat().
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*/
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int wstat(const wcstring &file_name, struct stat *buf);
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/**
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Wide character version of lstat().
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*/
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int lwstat(const wcstring &file_name, struct stat *buf);
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/**
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Wide character version of access().
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*/
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int waccess(const wcstring &pathname, int mode);
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/**
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Wide character version of unlink().
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*/
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int wunlink(const wcstring &pathname);
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/**
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Wide character version of perror().
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*/
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void wperror(const wcstring &s);
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/**
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Async-safe version of perror().
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*/
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void safe_perror(const char *message);
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/**
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Async-safe version of strerror().
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*/
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const char *safe_strerror(int err);
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/**
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Wide character version of getcwd().
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*/
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wchar_t *wgetcwd(wchar_t *buff, size_t sz);
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/**
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Wide character version of chdir()
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*/
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int wchdir(const wcstring &dir);
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/**
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Wide character version of realpath function. Just like the GNU
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version of realpath, wrealpath will accept 0 as the value for the
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second argument, in which case the result will be allocated using
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malloc, and must be free'd by the user.
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*/
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wchar_t *wrealpath(const wcstring &pathname, wchar_t *resolved_path);
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/**
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Wide character version of readdir()
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*/
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bool wreaddir(DIR *dir, std::wstring &out_name);
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bool wreaddir_resolving(DIR *dir, const std::wstring &dir_path, std::wstring &out_name, bool *out_is_dir);
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/**
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Wide character version of dirname()
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*/
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std::wstring wdirname(const std::wstring &path);
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/**
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Wide character version of basename()
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*/
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std::wstring wbasename(const std::wstring &path);
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/**
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Wide character wrapper around the gettext function. For historic
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reasons, unlike the real gettext function, wgettext takes care of
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setting the correct domain, etc. using the textdomain and
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bindtextdomain functions. This should probably be moved out of
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wgettext, so that wgettext will be nothing more than a wrapper
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around gettext, like all other functions in this file.
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*/
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const wchar_t *wgettext(const wchar_t *in);
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/**
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Wide character version of getenv
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*/
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const wchar_t *wgetenv(const wcstring &name);
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/**
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Wide character version of mkdir
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*/
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int wmkdir(const wcstring &dir, int mode);
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/**
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Wide character version of rename
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*/
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int wrename(const wcstring &oldName, const wcstring &newName);
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/** Like wcstol(), but fails on a value outside the range of an int */
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int fish_wcstoi(const wchar_t *str, wchar_t ** endptr, int base);
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/** Class for representing a file's inode. We use this to detect and avoid symlink loops, among other things. */
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typedef std::pair<dev_t, ino_t> file_id_t;
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#endif
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