Annotation of OpenXM/src/kxx/ox_texmacs.c, Revision 1.15
1.15 ! takayama 1: /* $OpenXM: OpenXM/src/kxx/ox_texmacs.c,v 1.14 2004/03/04 12:29:58 takayama Exp $ */
1.1 takayama 2:
3: #include <stdio.h>
4: #include <setjmp.h>
5: #include <signal.h>
6: #include "ox_kan.h"
7: #include "serversm.h"
8:
9: #if defined(__CYGWIN__)
10: #define JMP_BUF sigjmp_buf
11: #define SETJMP(env) sigsetjmp(env,1)
12: #define LONGJMP(env,p) siglongjmp(env,p)
13: #else
14: #define JMP_BUF jmp_buf
15: #define SETJMP(env) setjmp(env)
16: #define LONGJMP(env,p) longjmp(env,p)
17: #endif
18:
1.3 takayama 19: /*
20: #define DEBUG
21: */
1.7 takayama 22: /* #define DEBUG2 */
1.3 takayama 23:
1.2 takayama 24: #ifdef DEBUG
25: #define DATA_BEGIN_V "<S type=verbatim>" /* "\002verbatim:" */
26: #define DATA_BEGIN_L "<S type=latex>" /* "\002latex:" */
27: #define DATA_BEGIN_P "<S type=prompt>" /* "\002channel:prompt " */
28: #define DATA_END "</S>" /* "\005" */
29: #else
30: #define DATA_BEGIN_V "\002verbatim:"
31: #define DATA_BEGIN_L "\002latex:"
32: #define DATA_BEGIN_P "\002prompt:"
33: #define DATA_END "\005"
34: #endif
35:
36: /*
37: #define END_OF_INPUT '#'
38: */
39: #define END_OF_INPUT '\n'
1.1 takayama 40:
1.5 takayama 41: /* Table for the engine type. */
42: #define ASIR 1
43: #define SM1 2
44: #define K0 3
45:
1.1 takayama 46: extern int Quiet;
47: extern JMP_BUF EnvOfStackMachine;
1.3 takayama 48: int Format=1; /* 1 : latex mode */
49: int OutputLimit_for_TeXmacs = (1024*10);
1.1 takayama 50:
1.5 takayama 51: int TM_Engine = ASIR ;
52: int TM_asirStarted = 0;
53: int TM_sm1Started = 0;
54: int TM_k0Started = 0;
1.7 takayama 55: int TM_do_not_print = 0;
1.5 takayama 56:
1.15 ! takayama 57: int Xm_noX = 0;
! 58: int NoCopyright = 0;
! 59:
1.1 takayama 60: void ctrlC();
61: struct object KpoString(char *s);
62: char *KSpopString(void);
63:
1.2 takayama 64: static char *readString(FILE *fp,char *prolog, char *eplog);
1.1 takayama 65: static void printv(char *s);
66: static void printl(char *s);
67: static void printp(char *s);
1.2 takayama 68: static void printCopyright(char *s);
1.5 takayama 69: static int startEngine(int type,char *msg);
1.2 takayama 70:
71: /* tail -f /tmp/debug-texmacs.txt
72: Debug output to understand the timing problem of pipe interface.
73: */
1.3 takayama 74: FILE *Dfp;
1.1 takayama 75:
1.10 takayama 76: main(int argc,char *argv[]) {
1.1 takayama 77: char *s;
78: char *r;
79: char *sys;
80: struct object ob;
1.3 takayama 81: int irt=0;
1.4 takayama 82: int vmode=1;
1.7 takayama 83: char *openxm_home;
84: char *asir_config;
1.10 takayama 85: int i;
1.1 takayama 86:
1.7 takayama 87: openxm_home = (char *) getenv("OpenXM_HOME");
88: asir_config = (char *) getenv("ASIR_CONFIG");
89: if (openxm_home == NULL || asir_config == NULL) {
1.8 takayama 90: printv("The environmental variables OpenXM_HOME/ASIR_CONFIG are not set.\nStart the texmacs with openxm texmacs or ox_texmacs by openxm ox_texmacs\nBye...");
91: exit(10);
1.7 takayama 92: }
93:
94:
1.3 takayama 95: #ifdef DEBUG2
96: Dfp = fopen("/tmp/debug-texmacs.txt","w");
97: #endif
1.2 takayama 98:
1.1 takayama 99: /* Set consts */
100: Quiet = 1;
1.10 takayama 101: for (i=1; i<argc; i++) {
102: if (strcmp(argv[i],"--sm1") == 0) {
103: TM_Engine = SM1;
104: }else if (strcmp(argv[i],"--asir") == 0) {
105: TM_Engine = ASIR;
106: }else if (strcmp(argv[i],"--k0") == 0) {
107: TM_Engine = K0;
1.14 takayama 108: }else if (strcmp(argv[i],"--outputLimit") == 0) {
109: i++;
110: sscanf(argv[i],"%d",&OutputLimit_for_TeXmacs);
1.15 ! takayama 111: }else if (strcmp(argv[i],"--noLogWindow") == 0) {
! 112: Xm_noX = 1;
! 113: }else if (strcmp(argv[i],"--noCopyright") == 0) {
! 114: NoCopyright = 1;
1.10 takayama 115: }else{
1.12 takayama 116: /* printv("Unknown option\n"); */
1.10 takayama 117: }
118: }
1.1 takayama 119:
120: /* Initialize kanlib (gc is also initialized) */
121: KSstart();
122:
1.3 takayama 123: /* Main loop */
124: printf("%s",DATA_BEGIN_V);
125: printCopyright("");
126:
1.1 takayama 127: /* Load ox engine here */
128: /* engine id should be set to ox.engine */
129: KSexecuteString(" [(parse) (ox.sm1) pushfile] extension ");
1.15 ! takayama 130: if (Xm_noX) KSexecuteString(" /Xm_noX 1 def ");
1.5 takayama 131: startEngine(TM_Engine," ");
1.1 takayama 132:
133: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
1.8 takayama 134: signal(SIGINT,ctrlC);
1.1 takayama 135: }
1.3 takayama 136:
137: irt = 0;
1.1 takayama 138: while(1) {
1.8 takayama 139: /* printp(sys); no prompt */
140: if (SETJMP(EnvOfStackMachine)) {
141: KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
142: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
143: signal(SIGINT,ctrlC);
144: }
145: irt = 1;
146: continue;
147: } else { }
148: if (!irt) {
149: printf("%s",DATA_END); fflush(stdout);
150: }
151: irt = 0;
1.7 takayama 152:
153: /* Reading the input. */
1.8 takayama 154: if (TM_Engine == K0) {
155: s=readString(stdin, " ", " "); /* see test data */
156: }else if (TM_Engine == SM1) {
157: s=readString(stdin, " ", " "); /* see test data */
158: }else{
159: s=readString(stdin, "if (1) { ", " ; }else{ }"); /* see test data */
160: }
1.5 takayama 161:
1.8 takayama 162: if (s == NULL) { irt = 1; continue; }
163: if (!irt) printf("%s",DATA_BEGIN_V);
1.7 takayama 164: /* Evaluate the input on the engine */
1.1 takayama 165: KSexecuteString(" ox.engine ");
1.7 takayama 166: ob = KpoString(s);
1.8 takayama 167: KSpush(ob);
168: KSexecuteString(" oxsubmit ");
169:
1.1 takayama 170: /* Get the result in string. */
1.8 takayama 171: if (Format == 1 && (! TM_do_not_print)) {
172: /* translate to latex form */
173: KSexecuteString(" ox.engine oxpushcmotag ox.engine oxpopcmo ");
174: ob = KSpop();
175: vmode = 0;
176: /* printf("id=%d\n",ob.tag); bug: matrix return 17 instead of Sinteger
177: or error. */
178: if (ob.tag == Sinteger) {
179: /* printf("cmotag=%d\n",ob.lc.ival);*/
180: if (ob.lc.ival == CMO_ERROR2) {
181: vmode = 1;
182: }
183: if (ob.lc.ival == CMO_STRING) {
184: vmode = 1;
185: }
186: }
187: if (vmode) {
188: KSexecuteString(" ox.engine oxpopstring ");
189: r = KSpopString();
190: }else{
191: KSexecuteString(" ox.engine 1 oxpushcmo ox.engine (print_tex_form) oxexec ");
192: KSexecuteString(" ox.engine oxpopstring ");
193: r = KSpopString();
194: }
195: if (strlen(r) < OutputLimit_for_TeXmacs) {
196: if (vmode) printv(r); else printl(r);
197: } else printv("Output is too large.\n");
198: }else{
199: if (!TM_do_not_print) {
200: KSexecuteString(" ox.engine oxpopstring ");
201: r = KSpopString();
202: if (strlen(r) < OutputLimit_for_TeXmacs) printv(r);
203: else printv("Output is too large.\n");
204: }else{
205: KSexecuteString(" ox.engine 1 oxpops "); /* Discard the result. */
1.12 takayama 206: /* Push and pop dummy data to wait until the computation finishes. */
207: KSexecuteString(" ox.engine 0 oxpushcmo ox.engine oxpopcmo ");
208: ob = KSpop();
1.8 takayama 209: printv("");
210: }
211: }
1.1 takayama 212: }
213: }
214:
215: #define SB_SIZE 1024
1.8 takayama 216: #define INC_BUF if (n >= limit-3) { \
217: tmp = s; \
218: limit *= 2; \
219: s = (char *) sGC_malloc(limit); \
220: if (s == NULL) { \
221: fprintf(stderr,"No more memory.\n"); \
222: exit(10); \
223: } \
224: strcpy(s,tmp); \
225: }
1.2 takayama 226: /* */
227: static char *readString(FILE *fp, char *prolog, char *epilog) {
1.1 takayama 228: int n = 0;
229: static int limit = 0;
230: static char *s;
231: int c;
232: char *tmp;
1.2 takayama 233: int i;
1.3 takayama 234: int m;
235: int start;
1.13 takayama 236: struct object ob;
1.1 takayama 237: if (limit == 0) {
1.8 takayama 238: limit = 1024;
239: s = (char *)sGC_malloc(limit);
240: if (s == NULL) {
241: fprintf(stderr,"No more memory.\n");
242: exit(10);
243: }
1.1 takayama 244: }
1.2 takayama 245: s[0] = 0; n = 0; m = 0;
246: for (i=0; i < strlen(prolog); i++) {
1.8 takayama 247: s[n++] = prolog[i]; s[n] = 0;
1.2 takayama 248: INC_BUF ;
249: }
1.3 takayama 250: start = n;
1.1 takayama 251: while ((c = fgetc(fp)) != EOF) {
1.3 takayama 252: #ifdef DEBUG2
1.8 takayama 253: fprintf(Dfp,"[%x] ",c); fflush(Dfp);
1.3 takayama 254: #endif
1.8 takayama 255: if (c == END_OF_INPUT) {
256: if (oxSocketSelect0(0,1)) {
257: /* If there remains data in the stream,
258: read the remaining data. */
259: if (c == '\n') c=' ';
260: s[n++] = c; s[n] = 0; m++;
261: INC_BUF ;
262: continue;
263: }
264: break;
265: }
266: if (c == '\n') c=' ';
267: s[n++] = c; s[n] = 0; m++;
1.2 takayama 268: INC_BUF ;
269: }
1.5 takayama 270: /* Check the escape sequence */
271: if (strcmp(&(s[start]),"!quit;") == 0) {
1.8 takayama 272: printv("Terminated the process ox_texmacs.\n");
273: exit(0);
1.3 takayama 274: }
1.11 takayama 275: /* Check the escape sequence to change the global env. */
1.5 takayama 276: if (strcmp(&(s[start]),"!verbatim;") == 0) {
1.8 takayama 277: printv("Output mode is changed to verbatim mode.");
278: Format=0;
279: return NULL;
1.5 takayama 280: }
281: if (strcmp(&(s[start]),"!latex;") == 0) {
1.8 takayama 282: printv("Output mode is changed to latex/verbose.");
283: Format = 1;
284: return NULL;
1.5 takayama 285: }
286: if (strcmp(&(s[start]),"!asir;") == 0) {
1.8 takayama 287: Format=1;
288: TM_Engine=ASIR; startEngine(TM_Engine,"Asir");
289: return NULL;
1.5 takayama 290: }
291: if (strcmp(&(s[start]),"!sm1;") == 0) {
1.8 takayama 292: Format=0;
293: TM_Engine=SM1; startEngine(TM_Engine,"sm1");
294: return NULL;
1.5 takayama 295: }
296: if (strcmp(&(s[start]),"!k0;") == 0) {
1.8 takayama 297: Format=0;
298: TM_Engine=K0; startEngine(TM_Engine,"k0");
299: return NULL;
1.5 takayama 300: }
1.13 takayama 301: if (strcmp(&(s[start]),"!reset;") == 0) {
302: printf("%s",DATA_BEGIN_V);
303: KSexecuteString(" ox.engine oxreset ox.engine oxpopcmo ");
304: ob = KSpop();
305: printf("%s",DATA_END); fflush(stdout);
306: return NULL;
307: }
1.11 takayama 308:
309: /* Set TM_do_no_print */
310: if (s[n-1] == '$' && TM_Engine == ASIR) {
311: TM_do_not_print = 1; s[n-1] = ' ';
312: } else if (s[n-1] == ';' && TM_Engine == SM1) {
313: TM_do_not_print = 1; s[n-1] = ' ';
314: } else TM_do_not_print = 0;
1.5 takayama 315:
1.2 takayama 316: for (i=0; i < strlen(epilog); i++) {
1.8 takayama 317: s[n++] = epilog[i]; s[n] = 0;
1.2 takayama 318: INC_BUF ;
1.1 takayama 319: }
320: return s;
321: }
322:
323: static void printv(char *s) {
324: int i;
325: printf("%s",DATA_BEGIN_V);
326: printf("%s",s);
327: printf("%s",DATA_END);
1.3 takayama 328: #ifdef DEBUG2
329: fprintf(Dfp,"<%s>",s); fflush(Dfp);
330: #endif
1.1 takayama 331: fflush(NULL);
332: }
333: static void printl(char *s) {
334: printf("%s",DATA_BEGIN_L);
1.4 takayama 335: printf(" $ %s $ ",s);
1.1 takayama 336: printf("%s",DATA_END);
337: fflush(NULL);
338: }
339: static void printp(char *s) {
340: printf("%s",DATA_BEGIN_P);
1.2 takayama 341: printf("%s",DATA_END);
342: printf("%s] ",s);
343: fflush(NULL);
344: }
345: static void printCopyright(char *s) {
1.3 takayama 346: printf("%s",DATA_BEGIN_V);
1.15 ! takayama 347: if (! NoCopyright) {
! 348: printf("OpenXM engine (ox engine) interface for TeXmacs\n2004 (C) openxm.org");
! 349: printf(" under the BSD licence. !asir; !sm1; !k0; !verbatim;\n");
! 350: printf("Type in !reset; when the engine gets confused. ");
! 351: printf("%s",s);
! 352: }
1.5 takayama 353: printf("%s",DATA_END);
354: fflush(NULL);
355: }
356:
357: static int startEngine(int type,char *msg) {
358: struct object ob;
359: printf("%s",DATA_BEGIN_V);
360: if (type == SM1) {
361: if (!TM_sm1Started) KSexecuteString(" sm1connectr ");
1.8 takayama 362: KSexecuteString(" /ox.engine oxsm1.ccc def ");
1.10 takayama 363: /* Initialize the setting of sm1. */
364: KSexecuteString(" oxsm1.ccc ( [(cmoLispLike) 0] extension ) oxsubmit ");
365: KSexecuteString(" oxsm1.ccc ( ox_server_mode ) oxsubmit ");
366: KSexecuteString(" oxsm1.ccc ( ( ) message (------------- Message from sm1 ----------------)message ) oxsubmit ");
1.8 takayama 367: TM_sm1Started = 1;
1.10 takayama 368: /* Welcome message. BUG. Copyright should be returned by a function. */
1.15 ! takayama 369: if (! NoCopyright) {
! 370: printf("Kan/StackMachine1 1991 April --- 2004.\n");
! 371: printf("This software may be freely distributed as is with no warranty expressed. \n");
! 372: printf("See OpenXM/Copyright/Copyright.generic\n");
! 373: printf("Info: http://www.math.kobe-u.ac.jp/KAN, kan@math.kobe-u.ac.jp.\n");
! 374: printf("0 usages to show a list of functions. \n(keyword) usages to see a short description\n");
! 375: }
1.8 takayama 376: printf("%s\n",msg);
1.5 takayama 377: }else if (type == K0) {
378: if (!TM_k0Started) KSexecuteString(" k0connectr ");
1.8 takayama 379: KSexecuteString(" /ox.engine oxk0.ccc def ");
380: TM_k0Started = 1;
381: printf("%s\n",msg);
1.5 takayama 382: }else{
383: if (!TM_asirStarted) KSexecuteString(" asirconnectr ");
1.8 takayama 384: KSexecuteString(" /ox.engine oxasir.ccc def ");
385: TM_asirStarted = 1;
386: printf("%s\n",msg);
1.15 ! takayama 387: if ( ! NoCopyright) {
! 388: KSexecuteString(" oxasir.ccc (copyright()+asir_contrib_copyright();) oxsubmit oxasir.ccc oxpopstring ");
! 389: ob = KSpop();
! 390: if (ob.tag == Sdollar) {
! 391: printf("%s",ob.lc.str);
! 392: }
1.8 takayama 393: }
1.7 takayama 394: /* Initialize the setting of asir. */
395: KSexecuteString(" oxasir.ccc (if(1) { Xm_server_mode = 1; Xm_helpdir = \"help-eg\"; } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
396: KSexecuteString(" oxasir.ccc (if(1) { ctrl(\"message\",0); } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
397: /* bug; if ctrl is written with Xm_helpdir = ... without oxpopcmo, then it does
398: not work. */
1.9 takayama 399: KSexecuteString(" oxasir.ccc (print(\"----------- Messages from asir ------------------------------\")$ ) oxsubmit oxasir.ccc oxpopcmo ");
1.5 takayama 400: }
1.1 takayama 401: printf("%s",DATA_END);
402: fflush(NULL);
403: }
1.2 takayama 404:
405: /* test data
406:
407: 1. print("hello"); print("afo");
408:
409: 1+2;
410:
411: 2. def foo(N) { for (I=0; I<10; I++) { --> error
412:
413: 3+5;
414:
415: 4. print("hello"); shift+return print("afo");
416:
417: */
418:
419:
420:
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