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/*
* Baltisot
* Copyright (C) 1999-2008 Nicolas "Pixel" Noble
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#else
#include <io.h>
#endif
#include <fcntl.h>
#include "Output.h"
#include "Exceptions.h"
#include "gettext.h"
#ifndef S_ISREG
#define S_ISREG(x) 1
#endif
int Output::nb_output = 0;
int Output::GetNbOutput() {
return nb_output;
}
Output::Output(String no, int create, int trunc) throw (GeneralException) :
Handle(no.strlen() ? wrapopen(no.to_charp(), create, trunc) : dup(1)),
n(no) {
if (GetHandle() < 0) {
throw IOGeneral(String(_("Error opening file ")) + no + _(" for writing: ") + strerror(errno));
}
nb_output++;
size = lseek(GetHandle(), 0, SEEK_END);
if (trunc)
lseek(GetHandle(), 0, SEEK_SET);
#ifndef __MIPSEL__
struct stat s;
fstat(GetHandle(), &s);
date_modif = s.st_mtime;
#else
date_modif = 0;
#endif
}
int Output::wrapopen(const String & n, int create, int trunc) {
hFile = 0;
#ifndef _WIN32
return open(n.to_charp(), (create ? O_CREAT : 0) |
(trunc ? O_TRUNC : 0) | O_WRONLY, 00666);
#else
#ifdef NO_HFILE
return _open(n.to_charp(), (create ? _O_CREAT : 0) | (trunc ? _O_TRUNC : 0) | _O_BINARY | _O_WRONLY, _S_IREAD | _S_IWRITE);
#else
DWORD dwCreationDisposition;
switch ((create ? 1 : 0) | (trunc ? 2 : 0)) {
case 0: // no creation, no trunc
dwCreationDisposition = OPEN_EXISTING;
break;
case 1: // creation, no trunc if existing
dwCreationDisposition = OPEN_ALWAYS;
break;
case 2: // no creation, trunc of existing file
dwCreationDisposition = TRUNCATE_EXISTING;
break;
case 3: // creation, truc if existing
dwCreationDisposition = CREATE_ALWAYS;
break;
}
hFile = CreateFile(
n.to_charp(),
GENERIC_WRITE,
FILE_SHARE_READ,
0,
dwCreationDisposition,
FILE_ATTRIBUTE_ARCHIVE,
0);
return _open_osfhandle((INT_PTR) hFile, O_WRONLY | O_BINARY);
#endif
#endif
}
Output::Output(const Output & o) : Handle(o), n(o.n) {
nb_output++;
}
bool Output::CanWrite() const {
return 1;
}
bool Output::CanRead() const {
return 0;
}
bool Output::CanSeek() const {
#ifdef __MIPSEL__
return true;
#else
struct stat s;
fstat(GetHandle(), &s);
return S_ISREG(s.st_mode);
#endif
}
off_t Output::seek(off_t offset, int whence) throw (GeneralException) {
if ((itell = lseek(GetHandle(), offset, whence)) < 0) {
throw IOGeneral(String(_("Error seeking file ")) + n + _(": ") + strerror(errno));
}
#ifdef PARANOID_SEEK
if (itell != lseek(GetHandle(), 0, SEEK_CUR)) {
throw IOGeneral(String(_("Error seeking file ")) + n + _(": the position does not match"));
}
#endif
return itell;
}
String Output::GetName() const {
return n;
}
Stdout_t::Stdout_t() {}
bool Stdout_t::CanSeek() const {
return 0;
}
String Stdout_t::GetName() const {
return "Stdout";
}
Stderr_t::Stderr_t() : Handle(dup(2)) {}
bool Stderr_t::CanWrite() const {
return 1;
}
bool Stderr_t::CanRead() const {
return 0;
}
bool Stderr_t::CanSeek() const {
return 0;
}
String Stderr_t::GetName() const {
return "Stderr";
}
#ifdef HOOK_STDS
Stdout_t Stdout;
Stderr_t Stderr;
#endif
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