Annotation of OpenXM_contrib2/asir2000/io/ox_launch.c, Revision 1.28
1.3 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.4 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.3 noro 27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
1.28 ! noro 47: * $OpenXM: OpenXM_contrib2/asir2000/io/ox_launch.c,v 1.27 2016/08/24 05:33:58 ohara Exp $
1.3 noro 48: */
1.2 noro 49: #include <setjmp.h>
50: #include <signal.h>
51: #include <fcntl.h>
1.1 noro 52: #include "ca.h"
53: #include "com.h"
54: #include "ox.h"
1.26 fujimoto 55: #if defined(VISUAL) || defined(__MINGW32__)
1.7 noro 56: #include <stdlib.h>
1.1 noro 57: #include <windows.h>
58: #include <io.h>
59: #include <fcntl.h>
60: #include <process.h>
61: #else
62: #include <sys/file.h>
63: #include <sys/types.h>
64: #include <sys/stat.h>
65: #include <pwd.h>
66: #endif
67:
68: #if defined(SYSV)
69: #include <unistd.h>
70: #endif
71:
1.26 fujimoto 72: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 73: HANDLE hIntr,hReset,hKill;
1.25 fujimoto 74: extern int _fileinfo;
1.1 noro 75: #endif
76:
77: static void put_log(char *);
1.21 noro 78: static int ox_spawn(char *,int,char *,char *);
1.1 noro 79: static void launch_error(char *);
1.15 noro 80: static void ox_io_init(int);
1.1 noro 81: static void push_one(Obj);
82: static Obj pop_one();
83: static void do_cmd(int);
1.13 noro 84: static void terminate_server();
1.1 noro 85:
86: static Obj *asir_OperandStack;
87: static int asir_OperandStackPtr;
88:
89: static char hostname[BUFSIZ];
90: static int sindex;
91: static struct sockaddr_in peer;
92: static int cpid;
93:
94: static void put_log(str)
95: char *str;
96: {
97: static FILE *logfile;
98:
99: if ( !logfile )
100: logfile = fopen("/tmp/ox_log","w");
101: fprintf(logfile,"%s\n",str);
102: fflush(logfile);
103: }
104:
105: /*
106: argv[1] : host to connect
107: argv[2] : if 1, call try_bind_listen and try_accept
108: if 0, call try_connect
109: argv[3] : control_port
110: argv[4] : server_port
111: argv[5] : server
112: argv[6] : display or "0"
1.10 noro 113: argv[7] : if exists, it should be "-nolog"
1.21 noro 114: XXX : argv[7] is used to pass the path of engine.exe in Windows.
1.1 noro 115: */
116:
117: void launch_main(argc,argv)
118: int argc;
119: char **argv;
120: {
1.26 fujimoto 121: #if !defined(VISUAL) && !defined(__MINGW32__)
1.15 noro 122: Obj p;
1.1 noro 123: char *name;
124: char buf[BUFSIZ];
1.15 noro 125: #endif
126: int id;
127: Obj obj;
1.1 noro 128: int cs,ss;
129: unsigned int cmd;
1.21 noro 130: int use_unix,accept_client;
1.1 noro 131: char *control_port_str,*server_port_str;
1.21 noro 132: char *rhost,*server,*dname,*nolog;
1.18 noro 133: char *e,*s;
1.1 noro 134:
135: GC_init(); nglob_init();
136: gethostname(hostname,BUFSIZ);
137: rhost = argv[1];
138: use_unix = !strcmp(rhost,".") ? 1 : 0;
139: accept_client = atoi(argv[2]) ? 1 : 0;
140: control_port_str = argv[3];
141: server_port_str = argv[4];
142: server = argv[5];
143: dname = argv[6];
1.21 noro 144: nolog = argc > 7 ? argv[7]: 0;
1.1 noro 145:
1.26 fujimoto 146: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 147: init_socket();
148: #endif
149:
1.27 ohara 150: set_signal(SIGINT,SIG_IGN);
1.19 noro 151: #if defined(SIGHUP)
1.27 ohara 152: set_signal(SIGHUP,SIG_IGN);
1.19 noro 153: #endif
1.1 noro 154: #if defined(SIGUSR1)
1.27 ohara 155: set_signal(SIGUSR1,SIG_IGN);
1.1 noro 156: #endif
1.13 noro 157: #if defined(SIGTERM)
1.27 ohara 158: set_signal(SIGTERM,terminate_server);
1.13 noro 159: #endif
1.18 noro 160:
161: /* XXX a dirty hack */
162: if ( !getenv("LD_LIBRARY_PATH") ) {
163: if ( e = getenv("OpenXM_HOME") ) {
164: s = (char *)alloca(strlen(e)+100);
165: sprintf(s,"LD_LIBRARY_PATH=%s/lib",e);
166: putenv(s);
167: }
168: }
1.1 noro 169:
170: if ( accept_client ) {
171: cs = try_bind_listen(use_unix,control_port_str);
172: ss = try_bind_listen(use_unix,server_port_str);
173: cs = try_accept(use_unix,cs);
174: ss = try_accept(use_unix,ss);
175: } else {
176: cs = try_connect(use_unix,rhost,control_port_str);
177: ss = try_connect(use_unix,rhost,server_port_str);
178: }
179: ox_io_init(cs);
180: if ( cs < 0 || ss < 0 )
181: launch_error("cannot connect to the client");
1.10 noro 182: cpid = ox_spawn(server,ss,dname,nolog);
1.1 noro 183:
184: while ( 1 ) {
185: ox_recv(sindex,&id,&obj);
186: switch ( id ) {
187: case OX_COMMAND:
188: cmd = ((USINT)obj)->body;
189: do_cmd(cmd);
190: break;
191: case OX_DATA:
192: push_one(obj);
193: break;
194: case OX_SYNC_BALL:
195: break;
196: default:
197: break;
198: }
199: }
200: }
201:
1.26 fujimoto 202: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 203: static void do_cmd(cmd)
204: int cmd;
205: {
206: USINT t;
207:
208: switch ( cmd ) {
209: case SM_shutdown:
210: SetEvent(hKill);
1.8 noro 211: ExitProcess(0);
212: break;
1.1 noro 213: case SM_control_intr:
214: SetEvent(hIntr);
215: break;
216: case SM_control_kill:
217: SetEvent(hKill);
218: break;
219: case SM_control_reset_connection:
1.28 ! noro 220: #if 0
! 221: /* XXX obsolete */
1.1 noro 222: MKUSINT(t,0);
223: ox_send_data(sindex,t);
1.28 ! noro 224: #endif
1.1 noro 225: SetEvent(hReset);
226: break;
227: default:
228: break;
229: }
230: }
231: #else
232: static void do_cmd(cmd)
233: int cmd;
234: {
235: USINT t;
236: int id,cindex;
237: int bport,sport;
238: int bs,bs0;
239: int status;
240: STRING prog,dname;
241:
242: switch ( cmd ) {
243: case SM_shutdown:
244: kill(cpid,SIGKILL);
245: exit(0); break;
246: case SM_control_intr:
247: kill(cpid,SIGINT);
248: break;
249: case SM_control_kill:
250: kill(cpid,SIGKILL);
251: break;
252: case SM_control_reset_connection:
1.28 ! noro 253: #if 0
! 254: /* XXX obsolete */
1.1 noro 255: MKUSINT(t,0);
256: ox_send_data(sindex,t);
1.28 ! noro 257: #endif
1.1 noro 258: kill(cpid,SIGUSR1);
259: break;
260: default:
261: break;
262: }
263: }
264: #endif
265:
1.10 noro 266: static int ox_spawn(prog,bs,dname,nolog)
1.1 noro 267: char *prog;
268: int bs;
269: char *dname;
1.21 noro 270: char *nolog;
1.1 noro 271: {
1.26 fujimoto 272: #if defined(VISUAL) || defined(__MINGW32__)
1.1 noro 273: char *av[BUFSIZ];
274: char sock_id[BUFSIZ],ox_intr[BUFSIZ],ox_reset[BUFSIZ],ox_kill[BUFSIZ];
275: char AsirExe[BUFSIZ];
1.15 noro 276: int hProc;
1.1 noro 277: STRING rootdir;
278: int mypid;
1.7 noro 279: int newbs;
1.1 noro 280:
1.7 noro 281: DuplicateHandle(GetCurrentProcess(),(HANDLE)bs,
282: GetCurrentProcess(),(HANDLE *)&newbs,
283: 0,TRUE,DUPLICATE_SAME_ACCESS);
1.24 ohara 284: closesocket(bs);
1.7 noro 285: bs = newbs;
286:
1.1 noro 287: mypid = GetCurrentProcessId();
288: sprintf(ox_intr,"ox_intr_%d",mypid);
289: sprintf(ox_reset,"ox_reset_%d",mypid);
290: sprintf(ox_kill,"ox_kill_%d",mypid);
291: hIntr = CreateEvent(NULL,TRUE,FALSE,ox_intr);
292: hReset = CreateEvent(NULL,TRUE,FALSE,ox_reset);
293: hKill = CreateEvent(NULL,TRUE,FALSE,ox_kill);
294: sprintf(sock_id,"%d",bs);
295: av[0] = prog;
296: av[1] = sock_id;
1.7 noro 297: av[2] = dname; /* if dname == "1" then a message window is opened */
298: av[3] = ox_intr;
299: av[4] = ox_reset;
300: av[5] = ox_kill;
301: av[6] = NULL;
1.21 noro 302: if ( nolog ) {
303: sprintf(AsirExe,"\"%s\"",nolog);
304: strcpy(AsirExe,nolog);
305: } else {
306: Pget_rootdir(&rootdir);
307: sprintf(AsirExe,"%s\\bin\\engine.exe",BDY(rootdir));
308: }
1.22 ohara 309: #if _MSC_VER < 1400
1.7 noro 310: _fileinfo = 1;
1.22 ohara 311: #endif
1.1 noro 312: hProc = _spawnv(_P_NOWAIT,AsirExe,av);
313: return (int)hProc;
314: #else /* VISUAL */
315: int b,s,i;
316: struct hostent *hp;
317: int pid;
318: char wname[BUFSIZ];
319: char buf[BUFSIZ];
1.5 noro 320: char errcode;
1.1 noro 321:
322: pid = fork();
1.17 noro 323: if ( pid ) {
1.1 noro 324: return pid;
1.17 noro 325: } else {
1.1 noro 326: setpgid(0,getpid());
1.16 noro 327: if ( bs != 3 && dup2(bs,3) != 3 )
1.1 noro 328: exit(1);
1.16 noro 329: if ( bs != 4 && dup2(bs,4) != 4 )
1.1 noro 330: exit(1);
331: {
1.16 noro 332: #if defined(linux) || defined(__NeXT__) || defined(ultrix) || defined(__CYGWIN__)
1.1 noro 333: #include <sys/param.h>
334: close(0);
335: for ( i = 5; i < NOFILE; i++ )
336: close(i);
337: #else
338: #include <sys/resource.h>
339: struct rlimit rl;
340:
341: getrlimit(RLIMIT_NOFILE,&rl);
342: close(0);
343: for ( i = 5; i < rl.rlim_cur; i++ )
344: close(i);
345: #endif
346: }
1.12 noro 347: if ( !nolog && !strcmp(dname,"1" ) ) /* XXX: for ssh */
1.23 noro 348: execl(prog,prog,(char *)0);
1.10 noro 349: else if ( nolog || !strcmp(dname,"0") ) {
1.1 noro 350: FILE *null;
351:
352: null = fopen("/dev/null","wb");
353: dup2(fileno(null),1);
354: dup2(fileno(null),2);
1.12 noro 355: if ( !strcmp(dname,"1") ) {
356: /* XXX */
357: putenv("DISPLAY=");
1.23 noro 358: execl(prog,prog,(char *)0);
1.12 noro 359: } else if ( strcmp(dname,"0") )
1.23 noro 360: execl(prog,prog,"-display",dname,(char *)0);
1.11 noro 361: else {
1.10 noro 362: putenv("DISPLAY=");
1.23 noro 363: execl(prog,prog,(char *)0);
1.11 noro 364: }
1.6 noro 365: } else
1.23 noro 366: execl(prog,prog,"-display",dname,(char *)0);
1.5 noro 367: /* On failure */
368: errcode = 2;
369: write(4,&errcode,1);
370: exit(1);
1.1 noro 371: }
372: #endif
373: }
374:
375: static void launch_error(s)
376: char *s;
377: {
378: exit(0);
379: }
380:
1.15 noro 381: static void ox_io_init(sock)
1.1 noro 382: int sock;
383: {
384: endian_init();
385: /* server mode */
386: sindex = get_iofp(sock,0,1);
387: asir_OperandStack = (Obj *)CALLOC(BUFSIZ,sizeof(Obj));
388: asir_OperandStackPtr = -1;
389: }
390:
391: static void push_one(obj)
392: Obj obj;
393: {
394: if ( !obj || OID(obj) != O_VOID )
395: asir_OperandStack[++asir_OperandStackPtr] = obj;
396: }
397:
398: static Obj pop_one() {
399: if ( asir_OperandStackPtr >= 0 ) {
400: return asir_OperandStack[asir_OperandStackPtr--];
401: }
1.13 noro 402: }
403:
1.15 noro 404: static void terminate_server(int sig)
1.13 noro 405: {
1.14 noro 406: #if defined(SIGKILL)
1.13 noro 407: kill(cpid,SIGKILL);
1.14 noro 408: #endif
1.13 noro 409: exit(0);
1.1 noro 410: }
411:
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