#endif
#include <fcntl.h>
-#ifdef __EMX__
-# include <cstdlib>
-# include <io.h>
-# define OS2EMX_PLAIN_CHAR
-# define INCL_DOSNMPIPES
-# define INCL_DOSERRORS
-# include <os2.h>
-# include "support/os2_errortable.h"
-#endif
-
using lyx::support::compare;
using lyx::support::rtrim;
using lyx::support::split;
int LyXComm::startPipe(string const & filename, bool write)
{
-#ifdef __EMX__
- HPIPE os2fd;
- APIRET rc;
- int errnum;
- // Try create one instance of named pipe with the mode O_RDONLY|O_NONBLOCK.
- // The current emx implementation of access() won't work with pipes.
- rc = DosCreateNPipe(filename.c_str(), &os2fd, NP_ACCESS_INBOUND,
- NP_NOWAIT|0x01, 0600, 0600, 0);
- if (rc == ERROR_PIPE_BUSY) {
- lyxerr << "LyXComm: Pipe " << filename << " already exists.\n"
- << "If no other LyX program is active, please delete"
- " the pipe by hand and try again." << endl;
- pipename.erase();
- return -1;
- }
-
- if (rc != NO_ERROR) {
- errnum = translateOS2Error(rc);
- lyxerr <<"LyXComm: Could not create pipe " << filename
- << strerror(errnum) << endl;
- return -1;
- };
- // Listen to it.
- rc = DosConnectNPipe(os2fd);
- if (rc != NO_ERROR && rc != ERROR_PIPE_NOT_CONNECTED) {
- errnum = translateOS2Error(rc);
- lyxerr <<"LyXComm: Could not create pipe " << filename
- << strerror(errnum) << endl;
- return -1;
- };
- // Imported handles can be used both with OS/2 APIs and emx
- // library functions.
- int const fd = _imphandle(os2fd);
-#else
if (::access(filename.c_str(), F_OK) == 0) {
lyxerr << "LyXComm: Pipe " << filename << " already exists.\n"
<< "If no other LyX program is active, please delete"
};
int const fd = ::open(filename.c_str(),
write ? (O_RDWR) : (O_RDONLY|O_NONBLOCK));
-#endif
if (fd < 0) {
lyxerr << "LyXComm: Could not open pipe " << filename << '\n'
lyx_gui::unregister_socket_callback(fd);
}
-#ifdef __EMX__
- APIRET rc;
- int errnum;
-
- rc = DosDisConnectNPipe(fd);
- if (rc != NO_ERROR) {
- errnum = translateOS2Error(rc);
- lyxerr << "LyXComm: Could not disconnect pipe " << filename
- << '\n' << strerror(errnum) << endl;
- return;
- }
-#endif
-
if (::close(fd) < 0) {
lyxerr << "LyXComm: Could not close pipe " << filename
<< '\n' << strerror(errno) << endl;
}
-// OS/2 pipes are deleted automatically
-#ifndef __EMX__
if (unlink(filename) < 0) {
lyxerr << "LyXComm: Could not remove pipe " << filename
<< '\n' << strerror(errno) << endl;
};
-#endif
fd = -1;
}
closeConnection();
openConnection();
}
-#ifdef __EMX__
- APIRET rc;
- int errnum;
- rc = DosResetBuffer(outfd); // To avoid synchronization problems.
- if (rc != NO_ERROR) {
- errnum = translateOS2Error(rc);
- lyxerr << "LyXComm: Message could not be flushed: " << msg
- << '\n' << strerror(errnum) << endl;
- }
-#endif
}
#endif // defined (HAVE_MKFIFO)