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/* cssed (c) Iago Rubio 2003, 2005 - A tiny CSS editor.
*
* 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 Library 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.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef WIN32
# include <windows.h>
#else
# include <unistd.h>
#endif
#include <sys/types.h>
#include <string.h>
#include <gtk/gtk.h>
#include "cssedwindow.h"
#include "configparser.h"
#include "interface.h"
#include "document.h"
#include "support.h"
#include "utils.h"
#include "debug.h"
#ifdef WITH_HELP_MENUS
# include <stdlib.h>
#endif
#ifdef WITH_IPC_QUEUE
#ifdef DARWIN
# undef WITH_IPC_QUEUE
#else
# include <sys/types.h>
# include <sys/ipc.h>
# include <sys/msg.h>
# include <pthread.h>
# include <signal.h>
# include <limits.h>
# define CSSED_IPC_MSG_QUEUE 5423623
struct ipcmsg
{
long type;
char file[PATH_MAX];
};
struct ipcproc_data
{
CssedWindow *window;
gint ident;
gboolean run;
};
gpointer listen_queue_proc (gpointer * ident);
#endif
#endif
#ifdef WIN32
char *package_prefix;
char *package_datadir;
char *package_libdir;
#ifdef NDEBUG
static void nulloutput(const gchar* s){};
static void null_log(const gchar* dom, GLogLevelFlags l, const gchar* m, gpointer d){};
#endif
#endif
gboolean
apply_stored_pos_on_idle (gpointer window)
{
// apply paned positions stored on the configuration
cssed_window_apply_stored_paned_positions(CSSED_WINDOW(window)); //PANEDBUG
return FALSE;
}
int
main (int argc, char *argv[])
{
GtkWidget *window; // the main window
CssedWindow *cssedwin; // the main window object
gint i; // to parse arguments
GList* plugins_to_load = NULL; // list wilth all plugins to be loaded when the window is created.
gchar* full_path;
gchar* curdir;
#ifdef WIN32
gchar *temp;
#endif
#ifdef WITH_IPC_QUEUE
gint identifier;
key_t clave;
struct ipcmsg buff_msg;
struct ipcproc_data pdata;
gboolean isserv;
GThread *listener = NULL;
if (!g_thread_supported ())
{
g_thread_init (NULL);
gdk_threads_init ();
}
#endif
cssedwin = cssed_window_new();
#ifdef WIN32
package_prefix = g_win32_get_package_installation_directory(CSSED_REGISTRY_NAME, NULL);
package_datadir = g_strdup_printf("%s%s", package_prefix, "\\share");
package_libdir = g_strdup_printf("%s%s", package_prefix, "\\lib");
#endif
#ifdef ENABLE_NLS
#ifdef WIN32
temp = g_strdup_printf("%s%s", package_prefix, "/lib/locale");
bindtextdomain(GETTEXT_PACKAGE, temp);
g_free(temp);
#else
bindtextdomain(GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
#endif
bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
textdomain(GETTEXT_PACKAGE);
#endif
#ifdef WITH_IPC_QUEUE
isserv = FALSE;
clave = CSSED_IPC_MSG_QUEUE + getuid (); // one queue for each user
DBGMSG (__FILE__,__LINE__,"Will start ipc test %d\n", getpid ());
// try to open the queue
if ((identifier = msgget (clave, 0)) < 0)
{
DBGMSG (__FILE__,__LINE__,"Queue doesn't exists\n");
if ((identifier =
msgget (clave, IPC_CREAT | 0666 | IPC_EXCL)) < 0)
{
DBGMSG (__FILE__,__LINE__,"Can't create queue %d\n", getpid ());
}
else
{
DBGMSG (__FILE__,__LINE__,"Queue created, this instance is the server %d\n", getpid ());
isserv = TRUE;
pdata.window = cssedwin;
pdata.ident = identifier;
pdata.run = TRUE;
listener = g_thread_create ((GThreadFunc) listen_queue_proc, &pdata, TRUE, NULL);
}
}
else
{
DBGMSG (__FILE__,__LINE__,"Queue exists\n");
//*
if( argc > 1 ){ // avoid to open or listen if no args
// the queue exists
// check if dead (timeout)
struct msqid_ds msg_stat;
gint timediff;
msgctl ( identifier, IPC_STAT, &msg_stat );
if ( msg_stat.msg_qnum > 0 )
{
timediff = time (NULL) - msg_stat.msg_ctime;
if ( timediff > 5 )
{
DBGMSG (__FILE__,__LINE__,"more than 5 seconds no reads diff=%d, deleting queue\n", timediff);
msgctl (identifier, IPC_RMID, NULL);
// must check here
if ((identifier = msgget(clave, IPC_CREAT|0666|IPC_EXCL)) < 0)
{
DBGMSG (__FILE__,__LINE__,"Can't create queue %d\n", getpid ());
}
else
{
DBGMSG (__FILE__,__LINE__,"Queue created, this instance is the server %d\n", getpid ());
isserv = TRUE;
pdata.window = cssedwin;
pdata.ident = identifier;
pdata.run = TRUE;
listener = g_thread_create ((GThreadFunc) listen_queue_proc, &pdata, TRUE, NULL);
}
}
}
else
{ // no messages send message
buff_msg.type = getpid ();
memset(buff_msg.file, 0, PATH_MAX);
if( g_path_is_absolute (argv[1]) ){
memcpy(buff_msg.file , argv[1], PATH_MAX);
}else{
curdir = g_get_current_dir ();
full_path = g_build_filename( curdir, argv[1], NULL );
memmove(buff_msg.file , full_path, PATH_MAX);
g_free( full_path );
g_free( curdir );
}
DBGMSG (__FILE__,__LINE__,"Queue exists %d\n", getpid ());
if ((msgsnd (identifier, &buff_msg, PATH_MAX, 0)) < 0)
{
DBGMSG (__FILE__,__LINE__,
"Can't send message, will start but not a server %d\n",
getpid ()
);
}
else
{
for (i = 2; i < argc; i++)
{
ssize_t msgretval;
memset(buff_msg.file, 0, PATH_MAX);
if( g_path_is_absolute (argv[i]) ){
memcpy(buff_msg.file , argv[i], PATH_MAX);
}else{
curdir = g_get_current_dir ();
full_path = g_build_filename( curdir, argv[i], NULL );
memmove(buff_msg.file , full_path, PATH_MAX);
g_free(full_path);
g_free(curdir);
}
msgretval = msgsnd (identifier, &buff_msg, PATH_MAX, 0);
if( msgretval != -1 ){
DBGMSG (__FILE__,__LINE__,"Msg sent %s\n", argv[i]);
}else{
DBGMSG (__FILE__,__LINE__,"Cannot send msg %s\n", argv[i]);
}
}
DBGMSG (__FILE__,__LINE__,"Msgs sent bail out %d\n", getpid ());
return 0;
}
}
}// end args
}
#endif
gtk_set_locale ();
gtk_init (&argc, &argv);
gdk_rgb_init ();
#ifdef WIN32
#ifdef NDEBUG
// no output console
g_set_print_handler( nulloutput );
g_set_printerr_handler( nulloutput );
g_log_set_handler("Gdk",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
g_log_set_handler("Gtk",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
g_log_set_handler("GLib",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
g_log_set_handler("GLib-GObject",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
g_log_set_handler("GModule",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
g_log_set_handler("GThread",
G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION,
null_log, NULL);
#endif
#endif
#ifdef WIN32
temp = g_build_filename(package_datadir, PACKAGE, "pixmaps", NULL);
add_pixmap_directory(temp);
g_free(temp);
#else
add_pixmap_directory(PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
#endif
init_default_config (cssedwin);
// this will return a GList with the filenames of plugins to be loaded
plugins_to_load = parse_configuration_file (cssedwin);
// create the cssed "window" - not a good metaphor, may be create app should sound better.
window = create_window (cssedwin);
// load all files in plugins list
if( plugins_to_load != NULL ){
// this also frees resources
load_all_plugins(cssedwin, plugins_to_load);
}
// apply the size settings stored on the configuration
cssed_window_apply_stored_size_and_position (cssedwin);
// on IDLE set the pos PANEDBUG
g_idle_add (apply_stored_pos_on_idle, (gpointer) cssedwin);
// show window widget
gtk_widget_show (window);
/* args processing everything passed in taken as a file name */
for ( i = 1; i < argc; i++ )
{
if( g_path_is_absolute (argv[i]) ){
document_open_with_error_check ( cssedwin, argv[i] );
}else{
curdir = g_get_current_dir ();
full_path = g_build_filename( curdir, argv[i], NULL );
document_open_with_error_check ( cssedwin, full_path );
g_free(full_path);
g_free(curdir);
}
}
#ifndef WITH_IPC_QUEUE
gtk_main ();
#else
gdk_threads_enter();
gtk_main();
gdk_threads_leave();
if( isserv ){
DBGMSG (__FILE__,__LINE__,"It's a server let's kill the queue\n");
if( (msgctl( identifier, IPC_RMID, NULL )) < 0){
DBGMSG (__FILE__,__LINE__,"Can't delete queue\n");
}else{
DBGMSG (__FILE__,__LINE__,"Queue deleted\n");
}
pdata.run = FALSE;
g_thread_join(listener); // wait for the ipc reader thread to terminate
}
#endif
#ifdef WIN32
g_free(package_prefix);
g_free(package_datadir);
g_free(package_libdir);
#endif
return 0;
}
#ifdef WIN32
int APIENTRY WinMain(struct HINSTANCE__ *hInstance,
struct HINSTANCE__ *hPrevInstance,
LPSTR cmd,
int show)
{
return main( __argc, __argv );
}
#endif
#ifdef WITH_IPC_QUEUE
gpointer
listen_queue_proc (gpointer * data)
{
struct ipcmsg buff_msg;
CssedWindow* cssedwin;
int identifier;
int size;
struct ipcproc_data *pdata;
pdata = (struct ipcproc_data*) data;
identifier = pdata->ident;
cssedwin = pdata->window;
DBGMSG (__FILE__,__LINE__,"Checking queue %d\n", getpid ());
while (pdata->run)
{
size = msgrcv(identifier, &buff_msg, PATH_MAX, 0, 0);
while (size > 0)
{
gdk_threads_enter ();
document_open_with_error_check (cssedwin, buff_msg.file);
gdk_threads_leave ();
size = msgrcv (identifier, &buff_msg, PATH_MAX, 0, 0);
}
sleep (2);
}
return 0;
}
#endif
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