gecko-dev/toolkit/mozapps/update/common/updatedefines.h

163 строки
4.1 KiB
C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef UPDATEDEFINES_H
#define UPDATEDEFINES_H
#include <stdio.h>
#include <stdarg.h>
#include "readstrings.h"
#if defined(XP_WIN)
# include <windows.h>
# include <shlwapi.h>
# include <direct.h>
# include <io.h>
# ifndef F_OK
# define F_OK 00
# endif
# ifndef W_OK
# define W_OK 02
# endif
# ifndef R_OK
# define R_OK 04
# endif
# define S_ISDIR(s) (((s)&_S_IFMT) == _S_IFDIR)
# define S_ISREG(s) (((s)&_S_IFMT) == _S_IFREG)
# define access _access
# define putenv _putenv
# if defined(_MSC_VER) && _MSC_VER < 1900
# define stat _stat
# endif
# define DELETE_DIR L"tobedeleted"
# define CALLBACK_BACKUP_EXT L".moz-callback"
# define LOG_S "%S"
# define NS_CONCAT(x, y) x##y
// The extra layer of indirection here allows this macro to be passed macros
# define NS_T(str) NS_CONCAT(L, str)
# define NS_SLASH NS_T('\\')
static inline int mywcsprintf(WCHAR* dest, size_t count, const WCHAR* fmt,
...) {
size_t _count = count - 1;
va_list varargs;
va_start(varargs, fmt);
int result = _vsnwprintf(dest, count - 1, fmt, varargs);
va_end(varargs);
dest[_count] = L'\0';
return result;
}
# define NS_tsnprintf mywcsprintf
# define NS_taccess _waccess
# define NS_tatoi _wtoi64
# define NS_tchdir _wchdir
# define NS_tchmod _wchmod
# define NS_tfopen _wfopen
# define NS_tmkdir(path, perms) _wmkdir(path)
# define NS_tpid __int64
# define NS_tremove _wremove
// _wrename is used to avoid the link tracking service.
# define NS_trename _wrename
# define NS_trmdir _wrmdir
# define NS_tstat _wstat
# define NS_tlstat _wstat // No symlinks on Windows
# define NS_tstat_t _stat
# define NS_tstrcat wcscat
# define NS_tstrcmp wcscmp
# define NS_tstricmp wcsicmp
# define NS_tstrcpy wcscpy
# define NS_tstrncpy wcsncpy
# define NS_tstrlen wcslen
# define NS_tstrchr wcschr
# define NS_tstrrchr wcsrchr
# define NS_tstrstr wcsstr
# include "updateutils_win.h"
# define NS_tDIR DIR
# define NS_tdirent dirent
# define NS_topendir opendir
# define NS_tclosedir closedir
# define NS_treaddir readdir
#else
# include <sys/wait.h>
# include <unistd.h>
# ifdef SOLARIS
# include <sys/stat.h>
# else
# include <fts.h>
# endif
# include <dirent.h>
# ifdef XP_MACOSX
# include <sys/time.h>
# endif
# define LOG_S "%s"
# define NS_T(str) str
# define NS_SLASH NS_T('/')
# define NS_tsnprintf snprintf
# define NS_taccess access
# define NS_tatoi atoi
# define NS_tchdir chdir
# define NS_tchmod chmod
# define NS_tfopen fopen
# define NS_tmkdir mkdir
# define NS_tpid int
# define NS_tremove remove
# define NS_trename rename
# define NS_trmdir rmdir
# define NS_tstat stat
# define NS_tstat_t stat
# define NS_tlstat lstat
# define NS_tstrcat strcat
# define NS_tstrcmp strcmp
# define NS_tstricmp strcasecmp
# define NS_tstrcpy strcpy
# define NS_tstrncpy strncpy
# define NS_tstrlen strlen
# define NS_tstrrchr strrchr
# define NS_tstrstr strstr
# define NS_tDIR DIR
# define NS_tdirent dirent
# define NS_topendir opendir
# define NS_tclosedir closedir
# define NS_treaddir readdir
#endif
#define BACKUP_EXT NS_T(".moz-backup")
#ifndef MAXPATHLEN
# ifdef PATH_MAX
# define MAXPATHLEN PATH_MAX
# elif defined(MAX_PATH)
# define MAXPATHLEN MAX_PATH
# elif defined(_MAX_PATH)
# define MAXPATHLEN _MAX_PATH
# elif defined(CCHMAXPATH)
# define MAXPATHLEN CCHMAXPATH
# else
# define MAXPATHLEN 1024
# endif
#endif
static inline bool NS_tvsnprintf(NS_tchar* dest, size_t count,
const NS_tchar* fmt, ...) {
va_list varargs;
va_start(varargs, fmt);
#if defined(XP_WIN)
int result = _vsnwprintf(dest, count, fmt, varargs);
#else
int result = vsnprintf(dest, count, fmt, varargs);
#endif
va_end(varargs);
// The size_t cast of result is safe because result can only be positive after
// the first check.
return result >= 0 && (size_t)result < count;
}
#endif