]> git.lyx.org Git - lyx.git/blobdiff - src/lyxserver.C
remove redundant lyxerr.debugging checks; macro LYXERR already checks whether the...
[lyx.git] / src / lyxserver.C
index 63cd5b4553ed968e3a864f257ff65d019cc4fa94..bcf9a321c51d915e467b7749472d1f9c9bc7c8f8 100644 (file)
 #include "funcrequest.h"
 #include "LyXAction.h"
 #include "lyxfunc.h"
+#include "frontends/Application.h"
+
+#include "support/filename.h"
 #include "support/lstrings.h"
 #include "support/lyxlib.h"
-#include "frontends/lyx_gui.h"
 
 #include <boost/bind.hpp>
 
 #include <cerrno>
-#include <sys/stat.h>
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#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;
-using lyx::support::unlink;
+namespace lyx {
+
+using support::compare;
+using support::FileName;
+using support::rtrim;
+using support::split;
+using support::unlink;
 
 using std::endl;
 using std::string;
 
 
-// provide an empty mkfifo() if we do not have one. This disables the
-// lyxserver.
-#ifndef HAVE_MKFIFO
-int mkfifo(char const * __path, mode_t __mode) {
-       return 0;
+#if !defined (HAVE_MKFIFO)
+// We provide a stub class that disables the lyxserver.
+
+void LyXComm::openConnection()
+{}
+
+
+void LyXComm::closeConnection()
+{}
+
+
+int LyXComm::startPipe(string const & filename, bool write)
+{
+       return -1;
 }
-#endif
+
+
+void LyXComm::endPipe(int & fd, string const & filename, bool write)
+{}
+
+
+void LyXComm::emergencyCleanup()
+{}
+
+void LyXComm::read_ready()
+{}
+
+
+void LyXComm::send(string const & msg)
+{}
+
+
+#else // defined (HAVE_MKFIFO)
 
 
 void LyXComm::openConnection()
 {
-       lyxerr[Debug::LYXSERVER] << "LyXComm: Opening connection" << endl;
+       LYXERR(Debug::LYXSERVER) << "LyXComm: Opening connection" << endl;
 
        // If we are up, that's an error
        if (ready) {
@@ -95,7 +119,7 @@ void LyXComm::openConnection()
        ready = false;
 
        if (pipename.empty()) {
-               lyxerr[Debug::LYXSERVER]
+               LYXERR(Debug::LYXSERVER)
                        << "LyXComm: server is disabled, nothing to do"
                        << endl;
                return;
@@ -117,17 +141,17 @@ void LyXComm::openConnection()
 
        // We made it!
        ready = true;
-       lyxerr[Debug::LYXSERVER] << "LyXComm: Connection established" << endl;
+       LYXERR(Debug::LYXSERVER) << "LyXComm: Connection established" << endl;
 }
 
 
 /// Close pipes
 void LyXComm::closeConnection()
 {
-       lyxerr[Debug::LYXSERVER] << "LyXComm: Closing connection" << endl;
+       LYXERR(Debug::LYXSERVER) << "LyXComm: Closing connection" << endl;
 
        if (pipename.empty()) {
-               lyxerr[Debug::LYXSERVER]
+               LYXERR(Debug::LYXSERVER)
                        << "LyXComm: server is disabled, nothing to do"
                        << endl;
                return;
@@ -145,45 +169,10 @@ void LyXComm::closeConnection()
 }
 
 
-int LyXComm::startPipe(string const & filename, bool write)
+int LyXComm::startPipe(string const & file, bool write)
 {
-       int fd;
-
-#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.
-       fd = _imphandle(os2fd);
-#else
-       if (::access(filename.c_str(), F_OK) == 0) {
+       FileName const filename(file);
+       if (::access(filename.toFilesystemEncoding().c_str(), F_OK) == 0) {
                lyxerr << "LyXComm: Pipe " << filename << " already exists.\n"
                       << "If no other LyX program is active, please delete"
                        " the pipe by hand and try again." << endl;
@@ -191,13 +180,13 @@ int LyXComm::startPipe(string const & filename, bool write)
                return -1;
        }
 
-       if (::mkfifo(filename.c_str(), 0600) < 0) {
+       if (::mkfifo(filename.toFilesystemEncoding().c_str(), 0600) < 0) {
                lyxerr << "LyXComm: Could not create pipe " << filename << '\n'
                       << strerror(errno) << endl;
                return -1;
        };
-       fd = ::open(filename.c_str(), write ? (O_RDWR) : (O_RDONLY|O_NONBLOCK));
-#endif
+       int const fd = ::open(filename.toFilesystemEncoding().c_str(),
+                             write ? (O_RDWR) : (O_RDONLY|O_NONBLOCK));
 
        if (fd < 0) {
                lyxerr << "LyXComm: Could not open pipe " << filename << '\n'
@@ -207,7 +196,8 @@ int LyXComm::startPipe(string const & filename, bool write)
        }
 
        if (!write) {
-               lyx_gui::register_socket_callback(fd, boost::bind(&LyXComm::read_ready, this));
+               theApp()->registerSocketCallback(fd,
+                       boost::bind(&LyXComm::read_ready, this));
        }
 
        return fd;
@@ -220,34 +210,18 @@ void LyXComm::endPipe(int & fd, string const & filename, bool write)
                return;
 
        if (!write) {
-               lyx_gui::unregister_socket_callback(fd);
+               theApp()->unregisterSocketCallback(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) {
+       if (unlink(FileName(filename)) < 0) {
                lyxerr << "LyXComm: Could not remove pipe " << filename
                       << '\n' << strerror(errno) << endl;
        };
-#endif
 
        fd = -1;
 }
@@ -286,7 +260,7 @@ void LyXComm::read_ready()
                                // the delim /wasn't/ found. ?:-P
                                string cmd;
                                read_buffer_= split(read_buffer_, cmd,'\n');
-                               lyxerr[Debug::LYXSERVER]
+                               LYXERR(Debug::LYXSERVER)
                                        << "LyXComm: status:" << status
                                        << ", read_buffer_:" << read_buffer_
                                        << ", cmd:" << cmd << endl;
@@ -326,9 +300,7 @@ void LyXComm::send(string const & msg)
                return;
        }
 
-       if (lyxerr.debugging(Debug::LYXSERVER)) {
-               lyxerr << "LyXComm: Sending '" << msg << '\'' << endl;
-       }
+       LYXERR(Debug::LYXSERVER) << "LyXComm: Sending '" << msg << '\'' << endl;
 
        if (pipename.empty()) return;
 
@@ -342,18 +314,10 @@ void LyXComm::send(string const & msg)
                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)
+
 
 string const LyXComm::inPipeName() const
 {
@@ -390,7 +354,7 @@ LyXServer::~LyXServer()
 
 void LyXServer::callback(LyXServer * serv, string const & msg)
 {
-       lyxerr[Debug::LYXSERVER] << "LyXServer: Received: '"
+       LYXERR(Debug::LYXSERVER) << "LyXServer: Received: '"
                                 << msg << '\'' << endl;
 
        char const * p = msg.c_str();
@@ -432,7 +396,7 @@ void LyXServer::callback(LyXServer * serv, string const & msg)
                        if (*p) ++p;
                }
 
-               lyxerr[Debug::LYXSERVER]
+               LYXERR(Debug::LYXSERVER)
                        << "LyXServer: Client: '" << client
                        << "' Command: '" << cmd
                        << "' Argument: '" << arg << '\'' << endl;
@@ -446,7 +410,7 @@ void LyXServer::callback(LyXServer * serv, string const & msg)
                        if (cmd == "hello") {
                                // One more client
                                if (serv->numclients == MAX_CLIENTS) { //paranoid check
-                                       lyxerr[Debug::LYXSERVER]
+                                       LYXERR(Debug::LYXSERVER)
                                                << "LyXServer: too many clients..."
                                                << endl;
                                        return;
@@ -458,7 +422,7 @@ void LyXServer::callback(LyXServer * serv, string const & msg)
                                serv->clients[i] = client;
                                serv->numclients++;
                                buf = "LYXSRV:" + client + ":hello\n";
-                               lyxerr[Debug::LYXSERVER]
+                               LYXERR(Debug::LYXSERVER)
                                        << "LyXServer: Greeting "
                                        << client << endl;
                                serv->pipes.send(buf);
@@ -472,12 +436,12 @@ void LyXServer::callback(LyXServer * serv, string const & msg)
                                if (i < serv->numclients) {
                                        serv->numclients--;
                                        serv->clients[i].erase();
-                                       lyxerr[Debug::LYXSERVER]
+                                       LYXERR(Debug::LYXSERVER)
                                                << "LyXServer: Client "
                                                << client << " said goodbye"
                                                << endl;
                                } else {
-                                       lyxerr[Debug::LYXSERVER]
+                                       LYXERR(Debug::LYXSERVER)
                                                << "LyXServer: ignoring bye messge from unregistered client"
                                                << client << endl;
                                }
@@ -498,7 +462,7 @@ void LyXServer::callback(LyXServer * serv, string const & msg)
 
 
                        serv->func->dispatch(FuncRequest(lyxaction.lookupFunc(cmd), arg));
-                       string const rval = serv->func->getMessage();
+                       string const rval = to_utf8(serv->func->getMessage());
 
                        //modified june 1999 stefano@zool.su.se:
                        //all commands produce an INFO or ERROR message
@@ -537,3 +501,6 @@ void LyXServer::notifyClient(string const & s)
        string buf = string("NOTIFY:") + s + "\n";
        pipes.send(buf);
 }
+
+
+} // namespace lyx