// -*- C++ -*-
+/* \file fs_extras.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Lars Gullik Bjønnes
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
#include <config.h>
#include "fs_extras.h"
#include <boost/filesystem/config.hpp>
-#include <boost/filesystem/exception.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/throw_exception.hpp>
-#include <sys/types.h>
-#include <sys/stat.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#include <cerrno>
#include <fcntl.h>
+
// BOOST_POSIX or BOOST_WINDOWS specify which API to use.
# if !defined( BOOST_WINDOWS ) && !defined( BOOST_POSIX )
# if defined(_WIN32) || defined(__WIN32__) || defined(WIN32) || defined(__CYGWIN__)
# endif
# endif
+#if defined (BOOST_WINDOWS)
+# define WIN32_LEAN_AND_MEAN
+# include <windows.h>
+#endif
+
namespace fs = boost::filesystem;
namespace boost {
#ifdef BOOST_POSIX
return ::access(ph.string().c_str(), R_OK) == 0;
#endif
+#ifdef BOOST_WINDOWS
+ DWORD const attr = ::GetFileAttributes(ph.string().c_str());
+ return attr != INVALID_FILE_ATTRIBUTES &&
+ (attr & FILE_ATTRIBUTE_DIRECTORY) != FILE_ATTRIBUTE_DIRECTORY;
+#endif
}
#ifdef BOOST_POSIX
return ::access(ph.string().c_str(), W_OK) == 0;
#endif
+#ifdef BOOST_WINDOWS
+ DWORD const attr = ::GetFileAttributes(ph.string().c_str());
+ if (attr != INVALID_FILE_ATTRIBUTES &&
+ (attr & FILE_ATTRIBUTE_READONLY) != 0) {
+ // Read-only - no write access
+ return false;
+ }
+ return attr != INVALID_FILE_ATTRIBUTES &&
+ (attr & FILE_ATTRIBUTE_DIRECTORY) != FILE_ATTRIBUTE_DIRECTORY;
+#endif
}
#ifdef BOOST_POSIX
return is_readable(ph) && !is_writable(ph);
#endif
+#ifdef BOOST_WINDOWS
+ DWORD const attr = ::GetFileAttributes(ph.string().c_str());
+ return (attr != INVALID_FILE_ATTRIBUTES
+ && (attr & FILE_ATTRIBUTE_READONLY));
+#endif
}
#ifdef BOOST_POSIX
int const infile = ::open(source.string().c_str(), O_RDONLY);
- if (infile == -1) {
+ if (infile == -1) {
boost::throw_exception(
- filesystem_error(
+ filesystem_path_error(
"boost::filesystem::copy_file",
source, target,
- fs::detail::system_error_code()));
+ fs::lookup_errno(errno)));
}
struct stat source_stat;
int const ret = ::fstat(infile, &source_stat);
if (ret == -1) {
+ int err = errno;
::close(infile);
boost::throw_exception(
- filesystem_error(
- "boost::filesystem::copy_file",
- source, target,
- fs::detail::system_error_code()));
- }
+ filesystem_path_error(
+ "boost::filesystem::copy_file",
+ source, target,
+ fs::lookup_errno(err)));
+ }
- int const flags = O_WRONLY | O_CREAT | (noclobber ? O_EXCL : O_TRUNC);
+ int const flags = O_WRONLY | O_CREAT | (noclobber ? O_EXCL : O_TRUNC);
- int const outfile = ::open(target.string().c_str(), flags, source_stat.st_mode);
- if (outfile == -1) {
- ::close(infile);
+ int const outfile = ::open(target.string().c_str(), flags, source_stat.st_mode);
+ if (outfile == -1) {
+ int err = errno;
+ ::close(infile);
boost::throw_exception(
- filesystem_error(
+ filesystem_path_error(
"boost::filesystem::copy_file",
source, target,
- fs::detail::system_error_code()));
- }
-
- std::size_t const buf_sz = 32768;
- char buf[buf_sz];
- ssize_t in = -1;
- ssize_t out = -1;
-
- while (true) {
- in = ::read(infile, buf, buf_sz);
- if (in == -1) {
- break;
- } else if (in == 0) {
- break;
- } else {
- out = ::write(outfile, buf, in);
- if (out == -1) {
- break;
- }
- }
- }
+ fs::lookup_errno(err)));
+ }
+
+ std::size_t const buf_sz = 32768;
+ char buf[buf_sz];
+ ssize_t in = -1;
+ ssize_t out = -1;
+
+ while (true) {
+ in = ::read(infile, buf, buf_sz);
+ if (in == -1) {
+ break;
+ } else if (in == 0) {
+ break;
+ } else {
+ out = ::write(outfile, buf, in);
+ if (out == -1) {
+ break;
+ }
+ }
+ }
+
+ int err = errno;
::close(infile);
::close(outfile);
- if (in == -1 || out == -1)
+ if (in == -1 || out == -1)
+ boost::throw_exception(
+ filesystem_path_error(
+ "boost::filesystem::copy_file",
+ source, target,
+ fs::lookup_errno(err)));
+#endif
+#ifdef BOOST_WINDOWS
+ if (::CopyFile(source.string().c_str(), target.string().c_str(), noclobber) == 0) {
+ // CopyFile is probably not setting errno so this is most
+ // likely wrong.
boost::throw_exception(
- filesystem_error(
+ filesystem_path_error(
"boost::filesystem::copy_file",
source, target,
- fs::detail::system_error_code()));
+ fs::lookup_error_code(errno)));
+ }
#endif
}
-
}
}
+