Annotation of OpenXM/src/kxx/ox_texmacs.c, Revision 1.24
1.24 ! takayama 1: /* $OpenXM: OpenXM/src/kxx/ox_texmacs.c,v 1.23 2006/01/21 12:04:47 takayama Exp $ */
1.1 takayama 2:
3: #include <stdio.h>
1.23 takayama 4: #include <stdlib.h>
5: #include <string.h>
1.1 takayama 6: #include <setjmp.h>
7: #include <signal.h>
8: #include "ox_kan.h"
9: #include "serversm.h"
10:
11: #if defined(__CYGWIN__)
12: #define JMP_BUF sigjmp_buf
13: #define SETJMP(env) sigsetjmp(env,1)
14: #define LONGJMP(env,p) siglongjmp(env,p)
15: #else
16: #define JMP_BUF jmp_buf
17: #define SETJMP(env) setjmp(env)
18: #define LONGJMP(env,p) longjmp(env,p)
19: #endif
20:
1.3 takayama 21: /*
22: #define DEBUG
23: */
1.7 takayama 24: /* #define DEBUG2 */
1.3 takayama 25:
1.23 takayama 26: /* Type of View part (user interface engine) */
27: #define GENERIC 0 /* DEBUG, xml */
28: #define V_TEXMACS 1
29: #define V_CFEP 2
30: int View = V_TEXMACS ;
31:
32: char *Data_begin_v[] = {
33: "<S type=verbatim>",
34: "\002verbatim:",
35: "\002",
36: };
37: char *Data_begin_l[] = {
38: "<S type=latex>",
39: "\002latex:",
40: "\002latex:"
41: };
42: char *Data_begin_p[] = {
43: "<S type=prompt>",
44: "\002prompt:",
45: "\002prompt:"
46: };
47: char *Data_begin_ps[] = {
48: "<S type=postscript>",
49: "\002ps:",
50: "\002ps:"
51: };
52: char *Data_end[] = {
53: "</S>",
54: "\005",
55: "\n\005"
56: };
57:
1.2 takayama 58:
59: /*
1.22 takayama 60: #define TEXMACS_END_OF_INPUT '#'
1.2 takayama 61: */
1.22 takayama 62: #define TEXMACS_END_OF_INPUT '\n'
63: #define CFEP_END_OF_INPUT 0x5
1.1 takayama 64:
1.5 takayama 65: /* Table for the engine type. */
66: #define ASIR 1
67: #define SM1 2
68: #define K0 3
69:
1.1 takayama 70: extern int Quiet;
71: extern JMP_BUF EnvOfStackMachine;
1.19 takayama 72: extern int Calling_ctrlC_hook;
1.20 takayama 73: extern int RestrictedMode, RestrictedMode_saved;
1.3 takayama 74: int Format=1; /* 1 : latex mode */
75: int OutputLimit_for_TeXmacs = (1024*10);
1.1 takayama 76:
1.22 takayama 77:
1.5 takayama 78: int TM_Engine = ASIR ;
79: int TM_asirStarted = 0;
80: int TM_sm1Started = 0;
81: int TM_k0Started = 0;
1.7 takayama 82: int TM_do_not_print = 0;
1.5 takayama 83:
1.15 takayama 84: int Xm_noX = 0;
85: int NoCopyright = 0;
86:
1.1 takayama 87: void ctrlC();
88: struct object KpoString(char *s);
89: char *KSpopString(void);
90:
1.2 takayama 91: static char *readString(FILE *fp,char *prolog, char *eplog);
1.1 takayama 92: static void printv(char *s);
93: static void printl(char *s);
94: static void printp(char *s);
1.17 takayama 95: static void printps(char *s);
1.2 takayama 96: static void printCopyright(char *s);
1.5 takayama 97: static int startEngine(int type,char *msg);
1.17 takayama 98: static int isPS(char *s);
1.22 takayama 99: static int end_of_input(int c);
100: static void setDefaultParameterForCfep();
1.2 takayama 101:
102: /* tail -f /tmp/debug-texmacs.txt
103: Debug output to understand the timing problem of pipe interface.
104: */
1.3 takayama 105: FILE *Dfp;
1.1 takayama 106:
1.10 takayama 107: main(int argc,char *argv[]) {
1.1 takayama 108: char *s;
109: char *r;
110: char *sys;
1.21 takayama 111: struct object ob = OINIT;
1.3 takayama 112: int irt=0;
1.4 takayama 113: int vmode=1;
1.7 takayama 114: char *openxm_home;
115: char *asir_config;
1.10 takayama 116: int i;
1.1 takayama 117:
1.7 takayama 118:
119:
1.3 takayama 120: #ifdef DEBUG2
121: Dfp = fopen("/tmp/debug-texmacs.txt","w");
122: #endif
1.2 takayama 123:
1.1 takayama 124: /* Set consts */
125: Quiet = 1;
1.10 takayama 126: for (i=1; i<argc; i++) {
1.22 takayama 127: if (strcmp(argv[i],"--view") == 0) {
128: i++;
129: if (strcmp(argv[i],"texmacs") == 0) {
130: View = V_TEXMACS;
131: }else if (strcmp(argv[i],"cfep")==0) {
132: View = V_CFEP; setDefaultParameterForCfep();
133: }else{
134: /* printv("Unknown view type.\n"); */
135: }
136: } else if (strcmp(argv[i],"--sm1") == 0) {
137: TM_Engine = SM1;
138: }else if (strcmp(argv[i],"--asir") == 0) {
139: TM_Engine = ASIR;
140: }else if (strcmp(argv[i],"--k0") == 0) {
141: TM_Engine = K0;
1.14 takayama 142: }else if (strcmp(argv[i],"--outputLimit") == 0) {
143: i++;
144: sscanf(argv[i],"%d",&OutputLimit_for_TeXmacs);
1.15 takayama 145: }else if (strcmp(argv[i],"--noLogWindow") == 0) {
1.22 takayama 146: Xm_noX = 1;
1.15 takayama 147: }else if (strcmp(argv[i],"--noCopyright") == 0) {
1.22 takayama 148: NoCopyright = 1;
149: }else{
150: /* printv("Unknown option\n"); */
151: }
1.10 takayama 152: }
1.1 takayama 153:
1.23 takayama 154: openxm_home = (char *) getenv("OpenXM_HOME");
155: asir_config = (char *) getenv("ASIR_CONFIG");
156: if (openxm_home == NULL) {
157: printv("Error. The environmental variable OpenXM_HOME is not set.\nStart the texmacs with openxm texmacs or ox_texmacs by openxm ox_texmacs\nBye...");
158: exit(10);
159: }
160:
1.1 takayama 161: /* Initialize kanlib (gc is also initialized) */
162: KSstart();
163:
1.3 takayama 164: /* Main loop */
1.23 takayama 165: printf("%s",Data_begin_v[View]);
166: if ((asir_config == NULL) && (View == V_TEXMACS)) {
167: printf("Warning. The environmental variable ASIR_CONFIG is not set.\nStart the texmacs with openxm texmacs or ox_texmacs by openxm ox_texmacs.\nOtherwise, tex translation will not be performed\n");
168:
169: }
170:
1.3 takayama 171: printCopyright("");
172:
1.23 takayama 173:
1.1 takayama 174: /* Load ox engine here */
175: /* engine id should be set to ox.engine */
176: KSexecuteString(" [(parse) (ox.sm1) pushfile] extension ");
1.15 takayama 177: if (Xm_noX) KSexecuteString(" /Xm_noX 1 def ");
1.5 takayama 178: startEngine(TM_Engine," ");
1.1 takayama 179:
180: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
1.8 takayama 181: signal(SIGINT,ctrlC);
1.1 takayama 182: }
1.3 takayama 183:
184: irt = 0;
1.1 takayama 185: while(1) {
1.8 takayama 186: /* printp(sys); no prompt */
187: if (SETJMP(EnvOfStackMachine)) {
1.19 takayama 188: if (!Calling_ctrlC_hook) {
1.20 takayama 189: Calling_ctrlC_hook = 1; RestrictedMode = 0;
1.19 takayama 190: KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
1.20 takayama 191: RestrictedMode = RestrictedMode_saved;
1.19 takayama 192: }
193: Calling_ctrlC_hook = 0;
1.8 takayama 194: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
195: signal(SIGINT,ctrlC);
196: }
197: irt = 1;
198: continue;
199: } else { }
200: if (!irt) {
1.23 takayama 201: printf("%s",Data_end[View]); fflush(stdout);
1.8 takayama 202: }
203: irt = 0;
1.7 takayama 204:
205: /* Reading the input. */
1.8 takayama 206: if (TM_Engine == K0) {
207: s=readString(stdin, " ", " "); /* see test data */
208: }else if (TM_Engine == SM1) {
209: s=readString(stdin, " ", " "); /* see test data */
210: }else{
211: s=readString(stdin, "if (1) { ", " ; }else{ }"); /* see test data */
212: }
1.5 takayama 213:
1.8 takayama 214: if (s == NULL) { irt = 1; continue; }
1.23 takayama 215: if (!irt) printf("%s",Data_begin_v[View]);
1.7 takayama 216: /* Evaluate the input on the engine */
1.1 takayama 217: KSexecuteString(" ox.engine ");
1.7 takayama 218: ob = KpoString(s);
1.8 takayama 219: KSpush(ob);
220: KSexecuteString(" oxsubmit ");
221:
1.1 takayama 222: /* Get the result in string. */
1.8 takayama 223: if (Format == 1 && (! TM_do_not_print)) {
224: /* translate to latex form */
225: KSexecuteString(" ox.engine oxpushcmotag ox.engine oxpopcmo ");
226: ob = KSpop();
227: vmode = 0;
228: /* printf("id=%d\n",ob.tag); bug: matrix return 17 instead of Sinteger
229: or error. */
230: if (ob.tag == Sinteger) {
231: /* printf("cmotag=%d\n",ob.lc.ival);*/
232: if (ob.lc.ival == CMO_ERROR2) {
233: vmode = 1;
234: }
235: if (ob.lc.ival == CMO_STRING) {
236: vmode = 1;
237: }
238: }
239: if (vmode) {
240: KSexecuteString(" ox.engine oxpopstring ");
241: r = KSpopString();
242: }else{
243: KSexecuteString(" ox.engine 1 oxpushcmo ox.engine (print_tex_form) oxexec ");
244: KSexecuteString(" ox.engine oxpopstring ");
245: r = KSpopString();
246: }
1.17 takayama 247: if (isPS(r)) {
248: printps(r);
249: }else{
250: if (vmode) printv(r);
251: else{
252: if (strlen(r) < OutputLimit_for_TeXmacs) {
253: printl(r);
254: } else printv("Output is too large.\n");
255: }
256: }
1.8 takayama 257: }else{
258: if (!TM_do_not_print) {
259: KSexecuteString(" ox.engine oxpopstring ");
260: r = KSpopString();
1.17 takayama 261: printv(r);
1.8 takayama 262: }else{
263: KSexecuteString(" ox.engine 1 oxpops "); /* Discard the result. */
1.12 takayama 264: /* Push and pop dummy data to wait until the computation finishes. */
265: KSexecuteString(" ox.engine 0 oxpushcmo ox.engine oxpopcmo ");
266: ob = KSpop();
1.8 takayama 267: printv("");
268: }
269: }
1.1 takayama 270: }
271: }
272:
273: #define SB_SIZE 1024
1.8 takayama 274: #define INC_BUF if (n >= limit-3) { \
275: tmp = s; \
276: limit *= 2; \
277: s = (char *) sGC_malloc(limit); \
278: if (s == NULL) { \
279: fprintf(stderr,"No more memory.\n"); \
280: exit(10); \
281: } \
282: strcpy(s,tmp); \
283: }
1.2 takayama 284: /* */
285: static char *readString(FILE *fp, char *prolog, char *epilog) {
1.1 takayama 286: int n = 0;
287: static int limit = 0;
288: static char *s;
289: int c;
290: char *tmp;
1.2 takayama 291: int i;
1.3 takayama 292: int m;
293: int start;
1.21 takayama 294: struct object ob = OINIT;
1.1 takayama 295: if (limit == 0) {
1.8 takayama 296: limit = 1024;
297: s = (char *)sGC_malloc(limit);
298: if (s == NULL) {
299: fprintf(stderr,"No more memory.\n");
300: exit(10);
301: }
1.1 takayama 302: }
1.2 takayama 303: s[0] = 0; n = 0; m = 0;
304: for (i=0; i < strlen(prolog); i++) {
1.8 takayama 305: s[n++] = prolog[i]; s[n] = 0;
1.2 takayama 306: INC_BUF ;
307: }
1.3 takayama 308: start = n;
1.1 takayama 309: while ((c = fgetc(fp)) != EOF) {
1.3 takayama 310: #ifdef DEBUG2
1.8 takayama 311: fprintf(Dfp,"[%x] ",c); fflush(Dfp);
1.3 takayama 312: #endif
1.22 takayama 313: if (end_of_input(c)) {
1.18 takayama 314: /* If there remains data in the stream,
315: read the remaining data. */
316: /*
1.8 takayama 317: if (oxSocketSelect0(0,1)) {
318: if (c == '\n') c=' ';
319: s[n++] = c; s[n] = 0; m++;
320: INC_BUF ;
321: continue;
322: }
1.18 takayama 323: */
1.8 takayama 324: break;
325: }
1.18 takayama 326: if ( c == '\v') c=' ';
1.8 takayama 327: s[n++] = c; s[n] = 0; m++;
1.2 takayama 328: INC_BUF ;
329: }
1.5 takayama 330: /* Check the escape sequence */
331: if (strcmp(&(s[start]),"!quit;") == 0) {
1.8 takayama 332: printv("Terminated the process ox_texmacs.\n");
333: exit(0);
1.3 takayama 334: }
1.11 takayama 335: /* Check the escape sequence to change the global env. */
1.5 takayama 336: if (strcmp(&(s[start]),"!verbatim;") == 0) {
1.8 takayama 337: printv("Output mode is changed to verbatim mode.");
338: Format=0;
339: return NULL;
1.5 takayama 340: }
341: if (strcmp(&(s[start]),"!latex;") == 0) {
1.8 takayama 342: printv("Output mode is changed to latex/verbose.");
343: Format = 1;
344: return NULL;
1.5 takayama 345: }
346: if (strcmp(&(s[start]),"!asir;") == 0) {
1.8 takayama 347: Format=1;
348: TM_Engine=ASIR; startEngine(TM_Engine,"Asir");
349: return NULL;
1.5 takayama 350: }
351: if (strcmp(&(s[start]),"!sm1;") == 0) {
1.8 takayama 352: Format=0;
353: TM_Engine=SM1; startEngine(TM_Engine,"sm1");
354: return NULL;
1.5 takayama 355: }
356: if (strcmp(&(s[start]),"!k0;") == 0) {
1.8 takayama 357: Format=0;
358: TM_Engine=K0; startEngine(TM_Engine,"k0");
359: return NULL;
1.5 takayama 360: }
1.13 takayama 361: if (strcmp(&(s[start]),"!reset;") == 0) {
1.23 takayama 362: printf("%s",Data_begin_v[View]);
1.13 takayama 363: KSexecuteString(" ox.engine oxreset ox.engine oxpopcmo ");
364: ob = KSpop();
1.23 takayama 365: printf("%s",Data_end[View]); fflush(stdout);
1.13 takayama 366: return NULL;
367: }
1.11 takayama 368:
369: /* Set TM_do_no_print */
370: if (s[n-1] == '$' && TM_Engine == ASIR) {
371: TM_do_not_print = 1; s[n-1] = ' ';
372: } else if (s[n-1] == ';' && TM_Engine == SM1) {
373: TM_do_not_print = 1; s[n-1] = ' ';
374: } else TM_do_not_print = 0;
1.5 takayama 375:
1.2 takayama 376: for (i=0; i < strlen(epilog); i++) {
1.8 takayama 377: s[n++] = epilog[i]; s[n] = 0;
1.2 takayama 378: INC_BUF ;
1.1 takayama 379: }
380: return s;
1.22 takayama 381: }
382:
383: static int end_of_input(int c) {
384: switch(View) {
385: case V_TEXMACS:
386: if (c == TEXMACS_END_OF_INPUT) return 1;
387: else 0;
388: break;
389: case V_CFEP:
390: if (c == CFEP_END_OF_INPUT) return 1;
391: else 0;
392: break;
393: default:
394: if (c == '\n') return 1;
395: else 0;
396: }
397: }
398: static void setDefaultParameterForCfep() {
399: Format = 0;
1.1 takayama 400: }
401:
402: static void printv(char *s) {
403: int i;
1.23 takayama 404: printf("%s",Data_begin_v[View]);
1.1 takayama 405: printf("%s",s);
1.23 takayama 406: printf("%s",Data_end[View]);
1.3 takayama 407: #ifdef DEBUG2
408: fprintf(Dfp,"<%s>",s); fflush(Dfp);
409: #endif
1.1 takayama 410: fflush(NULL);
411: }
412: static void printl(char *s) {
1.23 takayama 413: printf("%s",Data_begin_l[View]);
1.4 takayama 414: printf(" $ %s $ ",s);
1.23 takayama 415: printf("%s",Data_end[View]);
1.17 takayama 416: fflush(NULL);
417: }
418: static int isPS(char *s) {
419: if (s[0] != '%') return 0;
420: if (s[1] != '%') return 0;
421: if (s[2] != '!') return 0;
422: if (s[3] != 'P') return 0;
423: if (s[4] != 'S') return 0;
424: return 1;
425: }
426: static void printps(char *s) {
1.23 takayama 427: printf("%s",Data_begin_ps[View]);
1.17 takayama 428: printf("%s",s);
1.23 takayama 429: printf("%s",Data_end[View]);
1.1 takayama 430: fflush(NULL);
431: }
432: static void printp(char *s) {
1.23 takayama 433: printf("%s",Data_begin_p[View]);
434: printf("%s",Data_end[View]);
1.2 takayama 435: printf("%s] ",s);
436: fflush(NULL);
437: }
438: static void printCopyright(char *s) {
1.23 takayama 439: printf("%s",Data_begin_v[View]);
1.15 takayama 440: if (! NoCopyright) {
1.24 ! takayama 441: printf("OpenXM engine (ox engine) interface with TeXmacs protocol.\n2004 (C) openxm.org");
! 442: printf(" under the BSD license. !asir; !sm1; !k0; !verbatim; !quit;\n");
1.15 takayama 443: printf("Type in !reset; when the engine gets confused. ");
444: printf("%s",s);
445: }
1.23 takayama 446: printf("%s",Data_end[View]);
1.5 takayama 447: fflush(NULL);
448: }
449:
450: static int startEngine(int type,char *msg) {
1.21 takayama 451: struct object ob = OINIT;
1.23 takayama 452: printf("%s",Data_begin_v[View]);
1.5 takayama 453: if (type == SM1) {
454: if (!TM_sm1Started) KSexecuteString(" sm1connectr ");
1.8 takayama 455: KSexecuteString(" /ox.engine oxsm1.ccc def ");
1.10 takayama 456: /* Initialize the setting of sm1. */
457: KSexecuteString(" oxsm1.ccc ( [(cmoLispLike) 0] extension ) oxsubmit ");
458: KSexecuteString(" oxsm1.ccc ( ox_server_mode ) oxsubmit ");
459: KSexecuteString(" oxsm1.ccc ( ( ) message (------------- Message from sm1 ----------------)message ) oxsubmit ");
1.8 takayama 460: TM_sm1Started = 1;
1.10 takayama 461: /* Welcome message. BUG. Copyright should be returned by a function. */
1.15 takayama 462: if (! NoCopyright) {
463: printf("Kan/StackMachine1 1991 April --- 2004.\n");
464: printf("This software may be freely distributed as is with no warranty expressed. \n");
465: printf("See OpenXM/Copyright/Copyright.generic\n");
466: printf("Info: http://www.math.kobe-u.ac.jp/KAN, kan@math.kobe-u.ac.jp.\n");
467: printf("0 usages to show a list of functions. \n(keyword) usages to see a short description\n");
468: }
1.8 takayama 469: printf("%s\n",msg);
1.5 takayama 470: }else if (type == K0) {
471: if (!TM_k0Started) KSexecuteString(" k0connectr ");
1.8 takayama 472: KSexecuteString(" /ox.engine oxk0.ccc def ");
473: TM_k0Started = 1;
474: printf("%s\n",msg);
1.5 takayama 475: }else{
476: if (!TM_asirStarted) KSexecuteString(" asirconnectr ");
1.8 takayama 477: KSexecuteString(" /ox.engine oxasir.ccc def ");
478: TM_asirStarted = 1;
479: printf("%s\n",msg);
1.24 ! takayama 480: if ((!NoCopyright) && ((char *)getenv("ASIR_CONFIG") != NULL)) {
1.15 takayama 481: KSexecuteString(" oxasir.ccc (copyright()+asir_contrib_copyright();) oxsubmit oxasir.ccc oxpopstring ");
1.24 ! takayama 482: ob = KSpop();
! 483: if (ob.tag == Sdollar) {
! 484: printf("%s",ob.lc.str);
! 485: }
! 486: }else if ((!NoCopyright) && ((char *)getenv("ASIR_CONFIG") == NULL)) {
! 487: KSexecuteString(" oxasir.ccc (copyright();) oxsubmit oxasir.ccc oxpopstring ");
1.15 takayama 488: ob = KSpop();
489: if (ob.tag == Sdollar) {
490: printf("%s",ob.lc.str);
491: }
1.8 takayama 492: }
1.7 takayama 493: /* Initialize the setting of asir. */
494: KSexecuteString(" oxasir.ccc (if(1) { Xm_server_mode = 1; Xm_helpdir = \"help-eg\"; } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
495: KSexecuteString(" oxasir.ccc (if(1) { ctrl(\"message\",0); } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
496: /* bug; if ctrl is written with Xm_helpdir = ... without oxpopcmo, then it does
497: not work. */
1.9 takayama 498: KSexecuteString(" oxasir.ccc (print(\"----------- Messages from asir ------------------------------\")$ ) oxsubmit oxasir.ccc oxpopcmo ");
1.5 takayama 499: }
1.23 takayama 500: printf("%s",Data_end[View]);
1.1 takayama 501: fflush(NULL);
502: }
1.2 takayama 503:
504: /* test data
505:
506: 1. print("hello"); print("afo");
507:
508: 1+2;
509:
510: 2. def foo(N) { for (I=0; I<10; I++) { --> error
511:
512: 3+5;
513:
514: 4. print("hello"); shift+return print("afo");
515:
516: */
517:
518:
519:
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