Annotation of OpenXM/src/kxx/ox_texmacs.c, Revision 1.14
1.14 ! takayama 1: /* $OpenXM: OpenXM/src/kxx/ox_texmacs.c,v 1.13 2004/03/04 06:29:16 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:
1.1 takayama 57: void ctrlC();
58: struct object KpoString(char *s);
59: char *KSpopString(void);
60:
1.2 takayama 61: static char *readString(FILE *fp,char *prolog, char *eplog);
1.1 takayama 62: static void printv(char *s);
63: static void printl(char *s);
64: static void printp(char *s);
1.2 takayama 65: static void printCopyright(char *s);
1.5 takayama 66: static int startEngine(int type,char *msg);
1.2 takayama 67:
68: /* tail -f /tmp/debug-texmacs.txt
69: Debug output to understand the timing problem of pipe interface.
70: */
1.3 takayama 71: FILE *Dfp;
1.1 takayama 72:
1.10 takayama 73: main(int argc,char *argv[]) {
1.1 takayama 74: char *s;
75: char *r;
76: char *sys;
77: struct object ob;
1.3 takayama 78: int irt=0;
1.4 takayama 79: int vmode=1;
1.7 takayama 80: char *openxm_home;
81: char *asir_config;
1.10 takayama 82: int i;
1.1 takayama 83:
1.7 takayama 84: openxm_home = (char *) getenv("OpenXM_HOME");
85: asir_config = (char *) getenv("ASIR_CONFIG");
86: if (openxm_home == NULL || asir_config == NULL) {
1.8 takayama 87: 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...");
88: exit(10);
1.7 takayama 89: }
90:
91:
1.3 takayama 92: #ifdef DEBUG2
93: Dfp = fopen("/tmp/debug-texmacs.txt","w");
94: #endif
1.2 takayama 95:
1.1 takayama 96: /* Set consts */
97: Quiet = 1;
1.10 takayama 98: for (i=1; i<argc; i++) {
99: if (strcmp(argv[i],"--sm1") == 0) {
100: TM_Engine = SM1;
101: }else if (strcmp(argv[i],"--asir") == 0) {
102: TM_Engine = ASIR;
103: }else if (strcmp(argv[i],"--k0") == 0) {
104: TM_Engine = K0;
1.14 ! takayama 105: }else if (strcmp(argv[i],"--outputLimit") == 0) {
! 106: i++;
! 107: sscanf(argv[i],"%d",&OutputLimit_for_TeXmacs);
1.10 takayama 108: }else{
1.12 takayama 109: /* printv("Unknown option\n"); */
1.10 takayama 110: }
111: }
1.1 takayama 112:
113: /* Initialize kanlib (gc is also initialized) */
114: KSstart();
115:
1.3 takayama 116: /* Main loop */
117: printf("%s",DATA_BEGIN_V);
118: printCopyright("");
119:
1.1 takayama 120: /* Load ox engine here */
121: /* engine id should be set to ox.engine */
122: KSexecuteString(" [(parse) (ox.sm1) pushfile] extension ");
1.5 takayama 123: startEngine(TM_Engine," ");
1.1 takayama 124:
125: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
1.8 takayama 126: signal(SIGINT,ctrlC);
1.1 takayama 127: }
1.3 takayama 128:
129: irt = 0;
1.1 takayama 130: while(1) {
1.8 takayama 131: /* printp(sys); no prompt */
132: if (SETJMP(EnvOfStackMachine)) {
133: KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
134: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
135: signal(SIGINT,ctrlC);
136: }
137: irt = 1;
138: continue;
139: } else { }
140: if (!irt) {
141: printf("%s",DATA_END); fflush(stdout);
142: }
143: irt = 0;
1.7 takayama 144:
145: /* Reading the input. */
1.8 takayama 146: if (TM_Engine == K0) {
147: s=readString(stdin, " ", " "); /* see test data */
148: }else if (TM_Engine == SM1) {
149: s=readString(stdin, " ", " "); /* see test data */
150: }else{
151: s=readString(stdin, "if (1) { ", " ; }else{ }"); /* see test data */
152: }
1.5 takayama 153:
1.8 takayama 154: if (s == NULL) { irt = 1; continue; }
155: if (!irt) printf("%s",DATA_BEGIN_V);
1.7 takayama 156: /* Evaluate the input on the engine */
1.1 takayama 157: KSexecuteString(" ox.engine ");
1.7 takayama 158: ob = KpoString(s);
1.8 takayama 159: KSpush(ob);
160: KSexecuteString(" oxsubmit ");
161:
1.1 takayama 162: /* Get the result in string. */
1.8 takayama 163: if (Format == 1 && (! TM_do_not_print)) {
164: /* translate to latex form */
165: KSexecuteString(" ox.engine oxpushcmotag ox.engine oxpopcmo ");
166: ob = KSpop();
167: vmode = 0;
168: /* printf("id=%d\n",ob.tag); bug: matrix return 17 instead of Sinteger
169: or error. */
170: if (ob.tag == Sinteger) {
171: /* printf("cmotag=%d\n",ob.lc.ival);*/
172: if (ob.lc.ival == CMO_ERROR2) {
173: vmode = 1;
174: }
175: if (ob.lc.ival == CMO_STRING) {
176: vmode = 1;
177: }
178: }
179: if (vmode) {
180: KSexecuteString(" ox.engine oxpopstring ");
181: r = KSpopString();
182: }else{
183: KSexecuteString(" ox.engine 1 oxpushcmo ox.engine (print_tex_form) oxexec ");
184: KSexecuteString(" ox.engine oxpopstring ");
185: r = KSpopString();
186: }
187: if (strlen(r) < OutputLimit_for_TeXmacs) {
188: if (vmode) printv(r); else printl(r);
189: } else printv("Output is too large.\n");
190: }else{
191: if (!TM_do_not_print) {
192: KSexecuteString(" ox.engine oxpopstring ");
193: r = KSpopString();
194: if (strlen(r) < OutputLimit_for_TeXmacs) printv(r);
195: else printv("Output is too large.\n");
196: }else{
197: KSexecuteString(" ox.engine 1 oxpops "); /* Discard the result. */
1.12 takayama 198: /* Push and pop dummy data to wait until the computation finishes. */
199: KSexecuteString(" ox.engine 0 oxpushcmo ox.engine oxpopcmo ");
200: ob = KSpop();
1.8 takayama 201: printv("");
202: }
203: }
1.1 takayama 204: }
205: }
206:
207: #define SB_SIZE 1024
1.8 takayama 208: #define INC_BUF if (n >= limit-3) { \
209: tmp = s; \
210: limit *= 2; \
211: s = (char *) sGC_malloc(limit); \
212: if (s == NULL) { \
213: fprintf(stderr,"No more memory.\n"); \
214: exit(10); \
215: } \
216: strcpy(s,tmp); \
217: }
1.2 takayama 218: /* */
219: static char *readString(FILE *fp, char *prolog, char *epilog) {
1.1 takayama 220: int n = 0;
221: static int limit = 0;
222: static char *s;
223: int c;
224: char *tmp;
1.2 takayama 225: int i;
1.3 takayama 226: int m;
227: int start;
1.13 takayama 228: struct object ob;
1.1 takayama 229: if (limit == 0) {
1.8 takayama 230: limit = 1024;
231: s = (char *)sGC_malloc(limit);
232: if (s == NULL) {
233: fprintf(stderr,"No more memory.\n");
234: exit(10);
235: }
1.1 takayama 236: }
1.2 takayama 237: s[0] = 0; n = 0; m = 0;
238: for (i=0; i < strlen(prolog); i++) {
1.8 takayama 239: s[n++] = prolog[i]; s[n] = 0;
1.2 takayama 240: INC_BUF ;
241: }
1.3 takayama 242: start = n;
1.1 takayama 243: while ((c = fgetc(fp)) != EOF) {
1.3 takayama 244: #ifdef DEBUG2
1.8 takayama 245: fprintf(Dfp,"[%x] ",c); fflush(Dfp);
1.3 takayama 246: #endif
1.8 takayama 247: if (c == END_OF_INPUT) {
248: if (oxSocketSelect0(0,1)) {
249: /* If there remains data in the stream,
250: read the remaining data. */
251: if (c == '\n') c=' ';
252: s[n++] = c; s[n] = 0; m++;
253: INC_BUF ;
254: continue;
255: }
256: break;
257: }
258: if (c == '\n') c=' ';
259: s[n++] = c; s[n] = 0; m++;
1.2 takayama 260: INC_BUF ;
261: }
1.5 takayama 262: /* Check the escape sequence */
263: if (strcmp(&(s[start]),"!quit;") == 0) {
1.8 takayama 264: printv("Terminated the process ox_texmacs.\n");
265: exit(0);
1.3 takayama 266: }
1.11 takayama 267: /* Check the escape sequence to change the global env. */
1.5 takayama 268: if (strcmp(&(s[start]),"!verbatim;") == 0) {
1.8 takayama 269: printv("Output mode is changed to verbatim mode.");
270: Format=0;
271: return NULL;
1.5 takayama 272: }
273: if (strcmp(&(s[start]),"!latex;") == 0) {
1.8 takayama 274: printv("Output mode is changed to latex/verbose.");
275: Format = 1;
276: return NULL;
1.5 takayama 277: }
278: if (strcmp(&(s[start]),"!asir;") == 0) {
1.8 takayama 279: Format=1;
280: TM_Engine=ASIR; startEngine(TM_Engine,"Asir");
281: return NULL;
1.5 takayama 282: }
283: if (strcmp(&(s[start]),"!sm1;") == 0) {
1.8 takayama 284: Format=0;
285: TM_Engine=SM1; startEngine(TM_Engine,"sm1");
286: return NULL;
1.5 takayama 287: }
288: if (strcmp(&(s[start]),"!k0;") == 0) {
1.8 takayama 289: Format=0;
290: TM_Engine=K0; startEngine(TM_Engine,"k0");
291: return NULL;
1.5 takayama 292: }
1.13 takayama 293: if (strcmp(&(s[start]),"!reset;") == 0) {
294: printf("%s",DATA_BEGIN_V);
295: KSexecuteString(" ox.engine oxreset ox.engine oxpopcmo ");
296: ob = KSpop();
297: printf("%s",DATA_END); fflush(stdout);
298: return NULL;
299: }
1.11 takayama 300:
301: /* Set TM_do_no_print */
302: if (s[n-1] == '$' && TM_Engine == ASIR) {
303: TM_do_not_print = 1; s[n-1] = ' ';
304: } else if (s[n-1] == ';' && TM_Engine == SM1) {
305: TM_do_not_print = 1; s[n-1] = ' ';
306: } else TM_do_not_print = 0;
1.5 takayama 307:
1.2 takayama 308: for (i=0; i < strlen(epilog); i++) {
1.8 takayama 309: s[n++] = epilog[i]; s[n] = 0;
1.2 takayama 310: INC_BUF ;
1.1 takayama 311: }
312: return s;
313: }
314:
315: static void printv(char *s) {
316: int i;
317: printf("%s",DATA_BEGIN_V);
318: printf("%s",s);
319: printf("%s",DATA_END);
1.3 takayama 320: #ifdef DEBUG2
321: fprintf(Dfp,"<%s>",s); fflush(Dfp);
322: #endif
1.1 takayama 323: fflush(NULL);
324: }
325: static void printl(char *s) {
326: printf("%s",DATA_BEGIN_L);
1.4 takayama 327: printf(" $ %s $ ",s);
1.1 takayama 328: printf("%s",DATA_END);
329: fflush(NULL);
330: }
331: static void printp(char *s) {
332: printf("%s",DATA_BEGIN_P);
1.2 takayama 333: printf("%s",DATA_END);
334: printf("%s] ",s);
335: fflush(NULL);
336: }
337: static void printCopyright(char *s) {
1.3 takayama 338: printf("%s",DATA_BEGIN_V);
1.5 takayama 339: printf("OpenXM engine (ox engine) interface for TeXmacs\n2004 (C) openxm.org");
1.13 takayama 340: printf(" under the BSD licence. !asir; !sm1; !k0; !verbatim;\n");
341: printf("Type in !reset; when the engine gets confused. ");
1.1 takayama 342: printf("%s",s);
1.5 takayama 343: printf("%s",DATA_END);
344: fflush(NULL);
345: }
346:
347: static int startEngine(int type,char *msg) {
348: struct object ob;
349: printf("%s",DATA_BEGIN_V);
350: if (type == SM1) {
351: if (!TM_sm1Started) KSexecuteString(" sm1connectr ");
1.8 takayama 352: KSexecuteString(" /ox.engine oxsm1.ccc def ");
1.10 takayama 353: /* Initialize the setting of sm1. */
354: KSexecuteString(" oxsm1.ccc ( [(cmoLispLike) 0] extension ) oxsubmit ");
355: KSexecuteString(" oxsm1.ccc ( ox_server_mode ) oxsubmit ");
356: KSexecuteString(" oxsm1.ccc ( ( ) message (------------- Message from sm1 ----------------)message ) oxsubmit ");
1.8 takayama 357: TM_sm1Started = 1;
1.10 takayama 358: /* Welcome message. BUG. Copyright should be returned by a function. */
359: printf("Kan/StackMachine1 1991 April --- 2004.\n");
360: printf("This software may be freely distributed as is with no warranty expressed. \n");
361: printf("See OpenXM/Copyright/Copyright.generic\n");
362: printf("Info: http://www.math.kobe-u.ac.jp/KAN, kan@math.kobe-u.ac.jp.\n");
363: printf("0 usages to show a list of functions. \n(keyword) usages to see a short description\n");
1.8 takayama 364: printf("%s\n",msg);
1.5 takayama 365: }else if (type == K0) {
366: if (!TM_k0Started) KSexecuteString(" k0connectr ");
1.8 takayama 367: KSexecuteString(" /ox.engine oxk0.ccc def ");
368: TM_k0Started = 1;
369: printf("%s\n",msg);
1.5 takayama 370: }else{
371: if (!TM_asirStarted) KSexecuteString(" asirconnectr ");
1.8 takayama 372: KSexecuteString(" /ox.engine oxasir.ccc def ");
373: TM_asirStarted = 1;
374: printf("%s\n",msg);
375: KSexecuteString(" oxasir.ccc (copyright()+asir_contrib_copyright();) oxsubmit oxasir.ccc oxpopstring ");
376: ob = KSpop();
377: if (ob.tag == Sdollar) {
378: printf("%s",ob.lc.str);
379: }
1.7 takayama 380: /* Initialize the setting of asir. */
381: KSexecuteString(" oxasir.ccc (if(1) { Xm_server_mode = 1; Xm_helpdir = \"help-eg\"; } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
382: KSexecuteString(" oxasir.ccc (if(1) { ctrl(\"message\",0); } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
383: /* bug; if ctrl is written with Xm_helpdir = ... without oxpopcmo, then it does
384: not work. */
1.9 takayama 385: KSexecuteString(" oxasir.ccc (print(\"----------- Messages from asir ------------------------------\")$ ) oxsubmit oxasir.ccc oxpopcmo ");
1.5 takayama 386: }
1.1 takayama 387: printf("%s",DATA_END);
388: fflush(NULL);
389: }
1.2 takayama 390:
391: /* test data
392:
393: 1. print("hello"); print("afo");
394:
395: 1+2;
396:
397: 2. def foo(N) { for (I=0; I<10; I++) { --> error
398:
399: 3+5;
400:
401: 4. print("hello"); shift+return print("afo");
402:
403: */
404:
405:
406:
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