Annotation of OpenXM/src/kxx/ox_texmacs.c, Revision 1.37
1.37 ! takayama 1: /* $OpenXM: OpenXM/src/kxx/ox_texmacs.c,v 1.36 2015/09/28 07:01:27 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"
1.33 takayama 10: #include "ox_pathfinder.h"
1.1 takayama 11:
1.36 takayama 12: void *sGC_malloc(size_t size);
1.37 ! takayama 13: #if defined(__CYGWIN__) || defined(__MSYS__)
1.1 takayama 14: #define JMP_BUF sigjmp_buf
1.37 ! takayama 15: #define SETJMP(env) MYSIGSETJMP(env,1)
! 16: #define LONGJMP(env,p) MYSIGLONGJMP(env,p)
1.1 takayama 17: #else
18: #define JMP_BUF jmp_buf
1.37 ! takayama 19: #define SETJMP(env) MYSETJMP(env)
! 20: #define LONGJMP(env,p) MYLONGJMP(env,p)
1.1 takayama 21: #endif
22:
1.3 takayama 23: /*
24: #define DEBUG
25: */
1.7 takayama 26: /* #define DEBUG2 */
1.3 takayama 27:
1.23 takayama 28: /* Type of View part (user interface engine) */
29: #define GENERIC 0 /* DEBUG, xml */
30: #define V_TEXMACS 1
31: #define V_CFEP 2
32: int View = V_TEXMACS ;
33:
34: char *Data_begin_v[] = {
35: "<S type=verbatim>",
36: "\002verbatim:",
37: "\002",
38: };
39: char *Data_begin_l[] = {
40: "<S type=latex>",
41: "\002latex:",
42: "\002latex:"
43: };
44: char *Data_begin_p[] = {
45: "<S type=prompt>",
46: "\002prompt:",
47: "\002prompt:"
48: };
49: char *Data_begin_ps[] = {
50: "<S type=postscript>",
51: "\002ps:",
52: "\002ps:"
53: };
54: char *Data_end[] = {
55: "</S>",
56: "\005",
1.25 takayama 57: "\n\005" /* \n is not a part of the protocol. */
1.23 takayama 58: };
59:
1.25 takayama 60: /* todo: start_of_input */
1.2 takayama 61:
1.25 takayama 62: char End_of_input[] = {
63: 0x5, /* Use ^E and Return to end the input. */
64: '\n', /* TEXMACS_END_OF_INPUT. 0xd should be used for multiple lines. */
65: 0x5 /* CFEP_END_OF_INPUT */
66: };
1.1 takayama 67:
1.5 takayama 68: /* Table for the engine type. */
69: #define ASIR 1
70: #define SM1 2
71: #define K0 3
72:
1.1 takayama 73: extern int Quiet;
74: extern JMP_BUF EnvOfStackMachine;
1.19 takayama 75: extern int Calling_ctrlC_hook;
1.20 takayama 76: extern int RestrictedMode, RestrictedMode_saved;
1.33 takayama 77: int Format=1; /* 1 : latex mode, 2: cfep_png */
1.3 takayama 78: int OutputLimit_for_TeXmacs = (1024*10);
1.1 takayama 79:
1.22 takayama 80:
1.5 takayama 81: int TM_Engine = ASIR ;
82: int TM_asirStarted = 0;
83: int TM_sm1Started = 0;
84: int TM_k0Started = 0;
1.7 takayama 85: int TM_do_not_print = 0;
1.5 takayama 86:
1.15 takayama 87: int Xm_noX = 0;
88: int NoCopyright = 0;
1.25 takayama 89: int Cpp = 0; /* Use cpp before sending to the engine. */
90: int EngineLogToStdout = 0; /* Do not run the ox engine inside xterm. */
1.15 takayama 91:
1.33 takayama 92: char *AsirInitFile = NULL;
1.32 takayama 93:
1.29 takayama 94: char *LanguageResource = NULL;
95:
1.1 takayama 96: void ctrlC();
97: struct object KpoString(char *s);
98: char *KSpopString(void);
99:
1.2 takayama 100: static char *readString(FILE *fp,char *prolog, char *eplog);
1.1 takayama 101: static void printv(char *s);
102: static void printl(char *s);
103: static void printp(char *s);
1.17 takayama 104: static void printps(char *s);
1.2 takayama 105: static void printCopyright(char *s);
1.5 takayama 106: static int startEngine(int type,char *msg);
1.17 takayama 107: static int isPS(char *s);
1.22 takayama 108: static int end_of_input(int c);
109: static void setDefaultParameterForCfep();
1.2 takayama 110:
1.27 takayama 111: static void myEncoder(int c);
112: static void myEncoderS(unsigned char *s);
113: static void myEncoderSn(unsigned char *s,int n);
114: static void outputStringToTunnel0(int channel, unsigned char *s, int size, int view);
115: static void outputStringToTunnel(int channel, unsigned char *s, int view);
116:
1.33 takayama 117: static void pngSendFile(char *path);
118: static int pngCheck(void);
119: static void pngNotAvailable(void);
120: static char *pngGetResult();
121:
1.31 takayama 122: static void flushSm1();
123:
1.2 takayama 124: /* tail -f /tmp/debug-texmacs.txt
125: Debug output to understand the timing problem of pipe interface.
126: */
1.3 takayama 127: FILE *Dfp;
1.1 takayama 128:
1.10 takayama 129: main(int argc,char *argv[]) {
1.1 takayama 130: char *s;
131: char *r;
132: char *sys;
1.21 takayama 133: struct object ob = OINIT;
1.3 takayama 134: int irt=0;
1.4 takayama 135: int vmode=1;
1.7 takayama 136: char *openxm_home;
137: char *asir_config;
1.33 takayama 138: char *path;
1.10 takayama 139: int i;
1.1 takayama 140:
1.7 takayama 141:
142:
1.3 takayama 143: #ifdef DEBUG2
144: Dfp = fopen("/tmp/debug-texmacs.txt","w");
145: #endif
1.2 takayama 146:
1.36 takayama 147: /* Initialize kanlib (gc is also initialized) */
148: KSstart();
149:
1.1 takayama 150: /* Set consts */
151: Quiet = 1;
1.10 takayama 152: for (i=1; i<argc; i++) {
1.22 takayama 153: if (strcmp(argv[i],"--view") == 0) {
154: i++;
155: if (strcmp(argv[i],"texmacs") == 0) {
156: View = V_TEXMACS;
157: }else if (strcmp(argv[i],"cfep")==0) {
158: View = V_CFEP; setDefaultParameterForCfep();
159: }else{
1.25 takayama 160: View = GENERIC;
1.22 takayama 161: /* printv("Unknown view type.\n"); */
162: }
163: } else if (strcmp(argv[i],"--sm1") == 0) {
164: TM_Engine = SM1;
165: }else if (strcmp(argv[i],"--asir") == 0) {
166: TM_Engine = ASIR;
167: }else if (strcmp(argv[i],"--k0") == 0) {
168: TM_Engine = K0;
1.14 takayama 169: }else if (strcmp(argv[i],"--outputLimit") == 0) {
170: i++;
171: sscanf(argv[i],"%d",&OutputLimit_for_TeXmacs);
1.15 takayama 172: }else if (strcmp(argv[i],"--noLogWindow") == 0) {
1.22 takayama 173: Xm_noX = 1;
1.15 takayama 174: }else if (strcmp(argv[i],"--noCopyright") == 0) {
1.22 takayama 175: NoCopyright = 1;
1.25 takayama 176: }else if (strcmp(argv[i],"--cpp") == 0) {
177: Cpp = 1;
178: }else if (strcmp(argv[i],"--engineLogToStdout") == 0) {
179: EngineLogToStdout = 1;
1.29 takayama 180: }else if (strcmp(argv[i],"--languageResource") == 0) {
181: i++;
182: LanguageResource = (char *)sGC_malloc(strlen(argv[i])+80);
183: sprintf(LanguageResource,
184: " /localizedString.file (%s) def localizedString.load ",argv[i]);
1.32 takayama 185: }else if (strcmp(argv[i],"--asirInitFile") == 0) {
186: i++;
1.33 takayama 187: AsirInitFile = (char *)sGC_malloc(strlen(argv[i])+80);
1.32 takayama 188: sprintf(AsirInitFile,"%s",argv[i]);
1.22 takayama 189: }else{
190: /* printv("Unknown option\n"); */
191: }
1.10 takayama 192: }
1.1 takayama 193:
1.23 takayama 194: openxm_home = (char *) getenv("OpenXM_HOME");
195: asir_config = (char *) getenv("ASIR_CONFIG");
196: if (openxm_home == NULL) {
197: printv("Error. The environmental variable OpenXM_HOME is not set.\nStart the texmacs with openxm texmacs or ox_texmacs by openxm ox_texmacs\nBye...");
198: exit(10);
199: }
200:
1.1 takayama 201:
1.3 takayama 202: /* Main loop */
1.23 takayama 203: printf("%s",Data_begin_v[View]);
204: if ((asir_config == NULL) && (View == V_TEXMACS)) {
205: 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");
206:
207: }
208:
1.3 takayama 209: printCopyright("");
210:
1.23 takayama 211:
1.1 takayama 212: /* Load ox engine here */
213: /* engine id should be set to ox.engine */
214: KSexecuteString(" [(parse) (ox.sm1) pushfile] extension ");
1.15 takayama 215: if (Xm_noX) KSexecuteString(" /Xm_noX 1 def ");
1.26 takayama 216: if (EngineLogToStdout) KSexecuteString(" /Xm_engineLogToStdout 1 def ");
1.29 takayama 217: if (LanguageResource != NULL) KSexecuteString(LanguageResource);
1.5 takayama 218: startEngine(TM_Engine," ");
1.1 takayama 219:
220: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
1.8 takayama 221: signal(SIGINT,ctrlC);
1.1 takayama 222: }
1.3 takayama 223:
224: irt = 0;
1.1 takayama 225: while(1) {
1.8 takayama 226: /* printp(sys); no prompt */
227: if (SETJMP(EnvOfStackMachine)) {
1.19 takayama 228: if (!Calling_ctrlC_hook) {
1.20 takayama 229: Calling_ctrlC_hook = 1; RestrictedMode = 0;
1.19 takayama 230: KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
1.20 takayama 231: RestrictedMode = RestrictedMode_saved;
1.19 takayama 232: }
233: Calling_ctrlC_hook = 0;
1.8 takayama 234: if (signal(SIGINT,SIG_IGN) != SIG_IGN) {
235: signal(SIGINT,ctrlC);
236: }
237: irt = 1;
238: continue;
239: } else { }
240: if (!irt) {
1.23 takayama 241: printf("%s",Data_end[View]); fflush(stdout);
1.8 takayama 242: }
243: irt = 0;
1.7 takayama 244:
245: /* Reading the input. */
1.8 takayama 246: if (TM_Engine == K0) {
247: s=readString(stdin, " ", " "); /* see test data */
248: }else if (TM_Engine == SM1) {
249: s=readString(stdin, " ", " "); /* see test data */
250: }else{
251: s=readString(stdin, "if (1) { ", " ; }else{ }"); /* see test data */
252: }
1.5 takayama 253:
1.8 takayama 254: if (s == NULL) { irt = 1; continue; }
1.23 takayama 255: if (!irt) printf("%s",Data_begin_v[View]);
1.7 takayama 256: /* Evaluate the input on the engine */
1.27 takayama 257: KSexecuteString(" ox.engine oxclearstack ");
1.1 takayama 258: KSexecuteString(" ox.engine ");
1.7 takayama 259: ob = KpoString(s);
1.8 takayama 260: KSpush(ob);
261: KSexecuteString(" oxsubmit ");
1.31 takayama 262:
263: if (TM_Engine == SM1) flushSm1();
1.8 takayama 264:
1.27 takayama 265: /* Get the result in string for cfep. */
266: if (View != V_TEXMACS) {
267: KSexecuteString(" ox.engine oxgeterrors ");
268: ob = KSpop();
269: if (ob.tag == Sarray) {
270: if (getoaSize(ob) > 0) {
271: ob = getoa(ob,0);
272: KSpush(ob);
273: KSexecuteString(" translateErrorForCfep ");
274: r = KSpopString();
275: outputStringToTunnel(0,(unsigned char *)r,View);
276: }
277: }
278: if (!TM_do_not_print) {
1.33 takayama 279: if (Format == 2) { /* png mode */
280: r = pngGetResult();
281: }else{
282: KSexecuteString(" ox.engine oxpopstring ");
283: r = KSpopString();
284: }
1.27 takayama 285: printv(r);
286: }else{
287: KSexecuteString(" ox.engine 1 oxpops ");
288: KSexecuteString(" ox.engine 0 oxpushcmo ox.engine oxpopcmo ");
289: ob = KSpop();
290: printv("");
291: }
292: continue;
293: }
294: /* Get the result in string for texmacs */
1.33 takayama 295: if ((Format == 1) && (! TM_do_not_print)) {
1.8 takayama 296: /* translate to latex form */
297: KSexecuteString(" ox.engine oxpushcmotag ox.engine oxpopcmo ");
298: ob = KSpop();
299: vmode = 0;
300: /* printf("id=%d\n",ob.tag); bug: matrix return 17 instead of Sinteger
301: or error. */
302: if (ob.tag == Sinteger) {
303: /* printf("cmotag=%d\n",ob.lc.ival);*/
304: if (ob.lc.ival == CMO_ERROR2) {
305: vmode = 1;
306: }
307: if (ob.lc.ival == CMO_STRING) {
308: vmode = 1;
309: }
310: }
311: if (vmode) {
312: KSexecuteString(" ox.engine oxpopstring ");
313: r = KSpopString();
314: }else{
315: KSexecuteString(" ox.engine 1 oxpushcmo ox.engine (print_tex_form) oxexec ");
316: KSexecuteString(" ox.engine oxpopstring ");
317: r = KSpopString();
318: }
1.17 takayama 319: if (isPS(r)) {
320: printps(r);
321: }else{
322: if (vmode) printv(r);
323: else{
324: if (strlen(r) < OutputLimit_for_TeXmacs) {
325: printl(r);
326: } else printv("Output is too large.\n");
327: }
328: }
1.8 takayama 329: }else{
330: if (!TM_do_not_print) {
331: KSexecuteString(" ox.engine oxpopstring ");
332: r = KSpopString();
1.17 takayama 333: printv(r);
1.8 takayama 334: }else{
335: KSexecuteString(" ox.engine 1 oxpops "); /* Discard the result. */
1.12 takayama 336: /* Push and pop dummy data to wait until the computation finishes. */
337: KSexecuteString(" ox.engine 0 oxpushcmo ox.engine oxpopcmo ");
338: ob = KSpop();
1.8 takayama 339: printv("");
340: }
341: }
1.27 takayama 342: /* note that there is continue above. */
1.1 takayama 343: }
344: }
345:
1.33 takayama 346: static char *pngGetResult(void) {
347: struct object ob;
348: int vmode;
349: char *r;
350: char *path;
351:
352: /* translate to latex form */
353: KSexecuteString(" ox.engine oxpushcmotag ox.engine oxpopcmo ");
354: ob = KSpop();
355: vmode = 0;
356: /* printf("id=%d\n",ob.tag); bug: matrix return 17 instead of Sinteger
357: or error. */
358: if (ob.tag == Sinteger) {
359: /* printf("cmotag=%d\n",ob.lc.ival);*/
360: if (ob.lc.ival == CMO_ERROR2) {
361: vmode = 1;
362: }
363: if (ob.lc.ival == CMO_STRING) {
364: vmode = 1;
365: }
366: }
367: if (vmode) {
368: KSexecuteString(" ox.engine oxpopstring ");
369: r = KSpopString();
370: }else{
371: KSexecuteString(" ox.engine 1 oxpushcmo ox.engine (print_png_form2) oxexec ");
372: KSexecuteString(" ox.engine oxpopcmo /tmp_ox_texmacs set tmp_ox_texmacs 0 get ");
373: r = KSpopString(); /* input form */
374: KSexecuteString(" tmp_ox_texmacs 1 get ");
375: path = KSpopString(); /* path name of the png file. */
376: pngSendFile(path);
377: }
378: return r;
379: }
380:
1.1 takayama 381: #define SB_SIZE 1024
1.8 takayama 382: #define INC_BUF if (n >= limit-3) { \
383: tmp = s; \
384: limit *= 2; \
385: s = (char *) sGC_malloc(limit); \
386: if (s == NULL) { \
387: fprintf(stderr,"No more memory.\n"); \
388: exit(10); \
389: } \
390: strcpy(s,tmp); \
391: }
1.2 takayama 392: /* */
393: static char *readString(FILE *fp, char *prolog, char *epilog) {
1.1 takayama 394: int n = 0;
395: static int limit = 0;
396: static char *s;
397: int c;
398: char *tmp;
1.2 takayama 399: int i;
1.3 takayama 400: int m;
401: int start;
1.21 takayama 402: struct object ob = OINIT;
1.1 takayama 403: if (limit == 0) {
1.8 takayama 404: limit = 1024;
405: s = (char *)sGC_malloc(limit);
406: if (s == NULL) {
407: fprintf(stderr,"No more memory.\n");
408: exit(10);
409: }
1.1 takayama 410: }
1.2 takayama 411: s[0] = 0; n = 0; m = 0;
412: for (i=0; i < strlen(prolog); i++) {
1.8 takayama 413: s[n++] = prolog[i]; s[n] = 0;
1.2 takayama 414: INC_BUF ;
415: }
1.3 takayama 416: start = n;
1.1 takayama 417: while ((c = fgetc(fp)) != EOF) {
1.3 takayama 418: #ifdef DEBUG2
1.8 takayama 419: fprintf(Dfp,"[%x] ",c); fflush(Dfp);
1.3 takayama 420: #endif
1.22 takayama 421: if (end_of_input(c)) {
1.18 takayama 422: /* If there remains data in the stream,
1.25 takayama 423: read the remaining data. (for debug) */
1.18 takayama 424: /*
1.8 takayama 425: if (oxSocketSelect0(0,1)) {
426: if (c == '\n') c=' ';
427: s[n++] = c; s[n] = 0; m++;
428: INC_BUF ;
429: continue;
430: }
1.18 takayama 431: */
1.8 takayama 432: break;
433: }
1.18 takayama 434: if ( c == '\v') c=' ';
1.8 takayama 435: s[n++] = c; s[n] = 0; m++;
1.2 takayama 436: INC_BUF ;
437: }
1.5 takayama 438: /* Check the escape sequence */
439: if (strcmp(&(s[start]),"!quit;") == 0) {
1.8 takayama 440: printv("Terminated the process ox_texmacs.\n");
441: exit(0);
1.3 takayama 442: }
1.11 takayama 443: /* Check the escape sequence to change the global env. */
1.5 takayama 444: if (strcmp(&(s[start]),"!verbatim;") == 0) {
1.33 takayama 445: if (View != V_CFEP) printv("Output mode is changed to verbatim mode.");
1.8 takayama 446: Format=0;
447: return NULL;
1.5 takayama 448: }
449: if (strcmp(&(s[start]),"!latex;") == 0) {
1.8 takayama 450: printv("Output mode is changed to latex/verbose.");
451: Format = 1;
452: return NULL;
1.5 takayama 453: }
1.33 takayama 454: if (strcmp(&(s[start]),"!cfep_png;") == 0) {
455: if (pngCheck()) {
456: if (View != V_CFEP) printv("Output mode is changed to cfep_png/verbose.");
457: Format = 2;
458: } else pngNotAvailable();
459: return NULL;
460: }
1.5 takayama 461: if (strcmp(&(s[start]),"!asir;") == 0) {
1.8 takayama 462: Format=1;
463: TM_Engine=ASIR; startEngine(TM_Engine,"Asir");
464: return NULL;
1.5 takayama 465: }
466: if (strcmp(&(s[start]),"!sm1;") == 0) {
1.8 takayama 467: Format=0;
468: TM_Engine=SM1; startEngine(TM_Engine,"sm1");
469: return NULL;
1.5 takayama 470: }
471: if (strcmp(&(s[start]),"!k0;") == 0) {
1.8 takayama 472: Format=0;
473: TM_Engine=K0; startEngine(TM_Engine,"k0");
474: return NULL;
1.5 takayama 475: }
1.13 takayama 476: if (strcmp(&(s[start]),"!reset;") == 0) {
1.23 takayama 477: printf("%s",Data_begin_v[View]);
1.13 takayama 478: KSexecuteString(" ox.engine oxreset ox.engine oxpopcmo ");
479: ob = KSpop();
1.23 takayama 480: printf("%s",Data_end[View]); fflush(stdout);
1.13 takayama 481: return NULL;
482: }
1.11 takayama 483:
1.32 takayama 484: /* remove end$ or end; */
485: if (TM_Engine == ASIR) {
486: for (i=n-1; i>=4; i--) {
487: if ((s[i-4]=='\n') && (s[i-3]=='e') && (s[i-2]=='n') && (s[i-1]=='d') && (s[i]=='$')) {
488: s[i-3] = s[i-2] = s[i-1] = s[i] = ' '; break;
489: }
490: if ((s[i-4]=='\n') && (s[i-3]=='e') && (s[i-2]=='n') && (s[i-1]=='d') && (s[i]==';')) {
491: s[i-3] = s[i-2] = s[i-1] = s[i] = ' '; break;
492: }
493: }
494: }
495:
1.11 takayama 496: /* Set TM_do_no_print */
497: if (s[n-1] == '$' && TM_Engine == ASIR) {
498: TM_do_not_print = 1; s[n-1] = ' ';
499: } else if (s[n-1] == ';' && TM_Engine == SM1) {
500: TM_do_not_print = 1; s[n-1] = ' ';
501: } else TM_do_not_print = 0;
1.5 takayama 502:
1.2 takayama 503: for (i=0; i < strlen(epilog); i++) {
1.8 takayama 504: s[n++] = epilog[i]; s[n] = 0;
1.2 takayama 505: INC_BUF ;
1.1 takayama 506: }
507: return s;
1.22 takayama 508: }
509:
510: static int end_of_input(int c) {
1.25 takayama 511: if (c == End_of_input[View]) return 1;
512: else return 0;
1.22 takayama 513: }
1.25 takayama 514:
1.22 takayama 515: static void setDefaultParameterForCfep() {
516: Format = 0;
1.1 takayama 517: }
518:
519: static void printv(char *s) {
520: int i;
1.23 takayama 521: printf("%s",Data_begin_v[View]);
1.1 takayama 522: printf("%s",s);
1.23 takayama 523: printf("%s",Data_end[View]);
1.3 takayama 524: #ifdef DEBUG2
525: fprintf(Dfp,"<%s>",s); fflush(Dfp);
526: #endif
1.1 takayama 527: fflush(NULL);
528: }
529: static void printl(char *s) {
1.23 takayama 530: printf("%s",Data_begin_l[View]);
1.4 takayama 531: printf(" $ %s $ ",s);
1.23 takayama 532: printf("%s",Data_end[View]);
1.17 takayama 533: fflush(NULL);
534: }
535: static int isPS(char *s) {
536: if (s[0] != '%') return 0;
537: if (s[1] != '%') return 0;
538: if (s[2] != '!') return 0;
539: if (s[3] != 'P') return 0;
540: if (s[4] != 'S') return 0;
541: return 1;
542: }
543: static void printps(char *s) {
1.23 takayama 544: printf("%s",Data_begin_ps[View]);
1.17 takayama 545: printf("%s",s);
1.23 takayama 546: printf("%s",Data_end[View]);
1.1 takayama 547: fflush(NULL);
548: }
549: static void printp(char *s) {
1.23 takayama 550: printf("%s",Data_begin_p[View]);
551: printf("%s",Data_end[View]);
1.2 takayama 552: printf("%s] ",s);
553: fflush(NULL);
554: }
555: static void printCopyright(char *s) {
1.23 takayama 556: printf("%s",Data_begin_v[View]);
1.15 takayama 557: if (! NoCopyright) {
1.24 takayama 558: printf("OpenXM engine (ox engine) interface with TeXmacs protocol.\n2004 (C) openxm.org");
559: printf(" under the BSD license. !asir; !sm1; !k0; !verbatim; !quit;\n");
1.15 takayama 560: printf("Type in !reset; when the engine gets confused. ");
561: printf("%s",s);
562: }
1.23 takayama 563: printf("%s",Data_end[View]);
1.5 takayama 564: fflush(NULL);
565: }
566:
1.31 takayama 567: static void flushSm1() {
568: KSexecuteString(" oxsm1.ccc ( [(flush)] extension pop ) oxsubmit ");
569: }
1.5 takayama 570: static int startEngine(int type,char *msg) {
1.21 takayama 571: struct object ob = OINIT;
1.23 takayama 572: printf("%s",Data_begin_v[View]);
1.5 takayama 573: if (type == SM1) {
574: if (!TM_sm1Started) KSexecuteString(" sm1connectr ");
1.8 takayama 575: KSexecuteString(" /ox.engine oxsm1.ccc def ");
1.10 takayama 576: /* Initialize the setting of sm1. */
577: KSexecuteString(" oxsm1.ccc ( [(cmoLispLike) 0] extension ) oxsubmit ");
578: KSexecuteString(" oxsm1.ccc ( ox_server_mode ) oxsubmit ");
1.31 takayama 579: KSexecuteString(" oxsm1.ccc ( ( ) message (------------- Message from sm1 ----------------)message ) oxsubmit ");
580: flushSm1();
1.8 takayama 581: TM_sm1Started = 1;
1.10 takayama 582: /* Welcome message. BUG. Copyright should be returned by a function. */
1.15 takayama 583: if (! NoCopyright) {
584: printf("Kan/StackMachine1 1991 April --- 2004.\n");
585: printf("This software may be freely distributed as is with no warranty expressed. \n");
586: printf("See OpenXM/Copyright/Copyright.generic\n");
587: printf("Info: http://www.math.kobe-u.ac.jp/KAN, kan@math.kobe-u.ac.jp.\n");
588: printf("0 usages to show a list of functions. \n(keyword) usages to see a short description\n");
589: }
1.30 takayama 590: printf("%s\n",msg); fflush(NULL);
1.5 takayama 591: }else if (type == K0) {
592: if (!TM_k0Started) KSexecuteString(" k0connectr ");
1.8 takayama 593: KSexecuteString(" /ox.engine oxk0.ccc def ");
594: TM_k0Started = 1;
595: printf("%s\n",msg);
1.5 takayama 596: }else{
597: if (!TM_asirStarted) KSexecuteString(" asirconnectr ");
1.8 takayama 598: KSexecuteString(" /ox.engine oxasir.ccc def ");
599: TM_asirStarted = 1;
600: printf("%s\n",msg);
1.24 takayama 601: if ((!NoCopyright) && ((char *)getenv("ASIR_CONFIG") != NULL)) {
1.15 takayama 602: KSexecuteString(" oxasir.ccc (copyright()+asir_contrib_copyright();) oxsubmit oxasir.ccc oxpopstring ");
1.24 takayama 603: ob = KSpop();
604: if (ob.tag == Sdollar) {
605: printf("%s",ob.lc.str);
606: }
607: }else if ((!NoCopyright) && ((char *)getenv("ASIR_CONFIG") == NULL)) {
608: KSexecuteString(" oxasir.ccc (copyright();) oxsubmit oxasir.ccc oxpopstring ");
1.15 takayama 609: ob = KSpop();
610: if (ob.tag == Sdollar) {
611: printf("%s",ob.lc.str);
612: }
1.8 takayama 613: }
1.7 takayama 614: /* Initialize the setting of asir. */
1.32 takayama 615: if (AsirInitFile) { /* cf. asir-contrib/packages/src/cfep-init.rr */
616: unsigned char *ss;
1.36 takayama 617: ss = (unsigned char *)sGC_malloc(strlen(AsirInitFile)+256);
1.33 takayama 618: sprintf((char *)ss," oxasir.ccc (load(\"%s\");) oxsubmit oxasir.ccc oxgeterrors length 0 gt { (Error in loading asirInitFile) message} { } ifelse ",AsirInitFile);
1.32 takayama 619: /* printf("Loading --asirInitFile %s\n",AsirInitFile); */
620: KSexecuteString(ss);
621: }
1.35 ohara 622: KSexecuteString(" oxasir.ccc (if(1) { Xm_server_mode = 1; Xm_helpdir = \"help-en\"; } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
1.7 takayama 623: KSexecuteString(" oxasir.ccc (if(1) { ctrl(\"message\",0); } else { ; } ;) oxsubmit oxasir.ccc oxpopcmo ");
624: /* bug; if ctrl is written with Xm_helpdir = ... without oxpopcmo, then it does
625: not work. */
1.9 takayama 626: KSexecuteString(" oxasir.ccc (print(\"----------- Messages from asir ------------------------------\")$ ) oxsubmit oxasir.ccc oxpopcmo ");
1.5 takayama 627: }
1.23 takayama 628: printf("%s",Data_end[View]);
1.1 takayama 629: fflush(NULL);
630: }
1.2 takayama 631:
632: /* test data
633:
634: 1. print("hello"); print("afo");
635:
636: 1+2;
637:
638: 2. def foo(N) { for (I=0; I<10; I++) { --> error
639:
640: 3+5;
641:
642: 4. print("hello"); shift+return print("afo");
643:
644: */
1.27 takayama 645:
646: static void myEncoder(int c) {
647: putchar(0xf8 | (0x3 & (c >> 6)));
648: putchar(0xf0 | (0x7 & (c >> 3)));
649: putchar(0xf0 | (0x7 & c));
650: }
651: static void myEncoderS(unsigned char *s) {
652: int i,n;
1.33 takayama 653: n = strlen((char *)s);
1.27 takayama 654: for (i = 0; i<n ; i++) myEncoder(s[i]);
655: }
656: static void myEncoderSn(unsigned char *s,int n) {
657: int i;
658: for (i = 0; i<n ; i++) myEncoder(s[i]);
659: }
660: static void outputStringToTunnel0(int channel, unsigned char *s, int n,int view) {
661: unsigned char ts[128];
662: int i;
663: if (view == GENERIC) {
664: printf("{%d<%d ",channel,n+1);
665: for (i=0; i<n; i++) putchar(s[i]);
666: printf("%c>}",0);
667: }else if (view == V_CFEP) {
1.33 takayama 668: sprintf((char *)ts,"{%d<%d ",channel,n+1);
1.27 takayama 669: myEncoderS(ts);
670: myEncoderSn(s,n); myEncoder(0);
1.33 takayama 671: myEncoderS((unsigned char *)">}");
1.27 takayama 672: }
673: fflush(stdout);
674: }
1.28 takayama 675: #define LINE_FEED 0xc /* ^L */
1.27 takayama 676: static void outputStringToTunnel(int channel, unsigned char *s, int view) {
677: int start, i;
678: start = i = 0;
679: while (s[i] != 0) {
1.28 takayama 680: if (s[i] == LINE_FEED) {
681: outputStringToTunnel0(channel,&(s[start]),i-start,view);
1.27 takayama 682: start = i+1;
683: }
684: i++;
685: }
686: }
687:
1.2 takayama 688:
1.33 takayama 689: static void pngSendFile(char *path) {
690: char s[1024];
691: if (strlen(path) > 1000) return;
692: sprintf(s,"showFile,%s",path);
693: outputStringToTunnel0(10,(unsigned char *)s,strlen(s),View);
694: printf("\n");
695: fflush(NULL);
696: }
697: static int pngCheck(void) {
698: static int checked = 0;
699: static int ans = 0;
700: if (checked) return ans;
701: checked = 1;
702: if (!getCommandPath("latex")) return 0;
1.34 takayama 703: if (!getCommandPath("dvipng")) return 0;
1.33 takayama 704: ans = 1; return 1;
705: }
706: static void pngNotAvailable(void) {
707: char *s = "notAvailable";
708: outputStringToTunnel0(10,(unsigned char *)s,strlen(s),View);
709: fflush(NULL);
710: }
1.2 takayama 711:
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