diff options
Diffstat (limited to 'kdm/kfrontend/kdmctl.c')
| -rw-r--r-- | kdm/kfrontend/kdmctl.c | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/kdm/kfrontend/kdmctl.c b/kdm/kfrontend/kdmctl.c deleted file mode 100644 index d6abe959a..000000000 --- a/kdm/kfrontend/kdmctl.c +++ /dev/null @@ -1,234 +0,0 @@ -/* - -TDM remote control application - -Copyright (C) 2004 Oswald Buddenhagen <[email protected]> - -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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - -*/ - -#include <config.h> - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <ctype.h> -#include <sys/socket.h> -#include <sys/un.h> - -static int -openctl( int fd, int err, const char *ctl, const char *dpy ) -{ - struct sockaddr_un sa; - - sa.sun_family = AF_UNIX; - if (dpy) - snprintf( sa.sun_path, sizeof(sa.sun_path), - "%s/dmctl-%s/socket", ctl, dpy ); - else - snprintf( sa.sun_path, sizeof(sa.sun_path), - "%s/dmctl/socket", ctl ); - if (!connect( fd, (struct sockaddr *)&sa, sizeof(sa) )) - return 1; - if (err) - fprintf( stderr, "Cannot connect socket '%s'.\n", sa.sun_path ); - return 0; -} - -static const char * -readcfg( const char *cfg ) -{ - FILE *fp; - const char *ctl; - char *ptr, *ptr2; - char buf[1024]; - - if (!(fp = fopen( cfg, "r" ))) { - fprintf( stderr, - "Cannot open tdm config file '%s'.\n", - cfg ); - return 0; - } - ctl = "/var/run/xdmctl"; - while (fgets( buf, sizeof(buf), fp )) - if (!strncmp( buf, "FifoDir", 7 )) { - ptr = buf + 7; - while (*ptr && isspace( *ptr )) - ptr++; - if (*ptr++ != '=') - continue; - while (*ptr && isspace( *ptr )) - ptr++; - for (ptr2 = buf + strlen( buf ); - ptr2 > ptr && isspace( *(ptr2 - 1) ); - ptr2--); - *ptr2 = 0; - ctl = strdup( ptr ); - break; - } - fclose( fp ); - return ctl; -} - -static int -exe( int fd, const char *in, int len ) -{ - char buf[4096]; - - if (write( fd, in, len ) != len) { - fprintf( stderr, "Cannot send command\n" ); - return 1; - } - do { - if ((len = read(fd, buf, sizeof(buf))) <= 0) { - fprintf(stderr, "Cannot receive reply\n"); - return 1; - } - fwrite(buf, 1, len, stdout); - } while (buf[len - 1] != '\n'); - return 0; -} - -static int -run( int fd, char **argv ) -{ - unsigned len, l; - char buf[1024]; - - if (!*argv) - return exe( fd, "caps\n", 5 ); - if (!strcmp( *argv, "-" )) { - for (;;) { - if (isatty( 0 )) { - fputs( "> ", stdout ); - fflush( stdout ); - } - if (!fgets( buf, sizeof(buf), stdin )) - return 0; - if (exe( fd, buf, strlen( buf ) )) - return 1; - } - } else { - len = strlen( *argv ); - if (len >= sizeof(buf)) - goto bad; - memcpy( buf, *argv, len ); - while (*++argv) { - l = strlen( *argv ); - if (len + l + 1 >= sizeof(buf)) - goto bad; - buf[len++] = '\t'; - memcpy( buf + len, *argv, l ); - len += l; - } - buf[len++] = '\n'; - return exe( fd, buf, len ); - bad: - fprintf( stderr, "Command too long\n" ); - return 1; - } -} - -int -main( int argc, char **argv ) -{ - char *dpy = getenv( "DISPLAY" ); - const char *ctl = getenv( "DM_CONTROL" ); - const char *cfg = KDE_CONFDIR "/tdm/tdmrc"; - char *ptr; - int fd; - - (void)argc; - while (*++argv) { - ptr = *argv; - if (*ptr != '-' || !*(ptr + 1)) - break; - ptr++; - if (*ptr == '-') - ptr++; - if (!strcmp( ptr, "h" ) || !strcmp( ptr, "help" )) { - puts( -"Usage: tdmctl [options] [command [command arguments]]\n" -"\n" -"Options are:\n" -" -h -help This help message.\n" -" -g -global Use global control socket even if $DISPLAY is set\n" -" -d -display Override $DISPLAY\n" -" -s -sockets Override $DM_CONTROL\n" -" -c -config Use alternative tdm config file\n" -"\n" -"The directory in which the sockets are located is determined this way:\n" -"- the -s option is examined\n" -"- the $DM_CONTROL variable is examined\n" -"- the tdm config file is searched for the FifoDir key\n" -"- /var/run/xdmctl and /var/run are tried\n" -"\n" -"If $DISPLAY is set (or -d was specified) and -g was not specified, the\n" -"display-specific control socket will be used, otherwise the global one.\n" -"\n" -"Tokens in the command and the reply are tab-separated.\n" -"Command arguments can be specified as separate command line parameters,\n" -"in which case they are simply concatenated with tabs in between.\n" -"\n" -"If the command is '-', tdmctl reads commands from stdin.\n" -"The default command is 'caps'.\n" - ); - return 0; - } else if (!strcmp( ptr, "g" ) || !strcmp( ptr, "global" )) - dpy = 0; - else if (!strcmp( ptr, "d" ) || !strcmp( ptr, "display" )) { - if (!argv[1]) - goto needarg; - dpy = *++argv; - } else if (!strcmp( ptr, "s" ) || !strcmp( ptr, "sockets" )) { - if (!argv[1]) - goto needarg; - ctl = *++argv; - } else if (!strcmp( ptr, "c" ) || !strcmp( ptr, "config" )) { - if (!argv[1]) { - needarg: - fprintf( stderr, "Option '%s' needs argument.\n", - ptr ); - return 1; - } - cfg = *++argv; - } else { - fprintf( stderr, "Unknown option '%s'.\n", ptr ); - return 1; - } - } - if ((!ctl || !*ctl) && *cfg) - ctl = readcfg( cfg ); - if ((fd = socket( PF_UNIX, SOCK_STREAM, 0 )) < 0) { - fprintf( stderr, "Cannot create UNIX socket\n" ); - return 1; - } - if (dpy && (ptr = strchr( dpy, ':' )) && (ptr = strchr( ptr, '.' ))) - *ptr = 0; - if (ctl && *ctl) { - if (!openctl( fd, 1, ctl, dpy )) - return 1; - } else { - if (!openctl( fd, 0, "/var/run/xdmctl", dpy ) && - !openctl( fd, 0, "/var/run", dpy )) - { - fprintf( stderr, "No command socket found.\n" ); - return 1; - } - } - return run( fd, argv ); -} |