Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.16
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.
47: *
1.16 ! takayama 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.15 2005/03/24 12:46:45 takayama Exp $
1.3 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
1.5 noro 52:
1.1 noro 53: #if defined(VISUAL)
54: #include <string.h>
55: #include <fcntl.h>
56: #include <sys/stat.h>
1.5 noro 57: #else /* VISUAL */
1.1 noro 58: #if defined(_PA_RISC1_1) || defined(SYSV) || defined(__SVR4)
59: #include <unistd.h>
60: #include <string.h>
61: #else
62: #include <strings.h>
63: #endif
64: #include <sys/types.h>
65: #include <sys/file.h>
66: #include <sys/stat.h>
67: #endif
68:
69: #if defined(linux)
70: #include <unistd.h>
71: #endif
72:
73: #if defined(VISUAL)
74: #include <io.h>
75: #endif
76:
1.8 noro 77: #ifdef MALLOC
1.1 noro 78: #undef MALLOC
79: #define MALLOC(x) GC_malloc((x)+4)
1.8 noro 80: #endif
1.1 noro 81:
1.15 takayama 82: char **ASIRLOADPATH;
1.1 noro 83:
84: #if defined(VISUAL)
85: #define ENVDELIM ';'
86: #define MORE "more < "
87: #else
88: #define ENVDELIM ':'
89: #define MORE "more"
90: #endif
91:
92: #ifndef ASIR_LIBDIR
93: #define ASIR_LIBDIR "."
94: #endif
95:
96: char *getenv();
1.8 noro 97: void Pget_rootdir();
1.10 noro 98: char *search_executable(char *name);
1.8 noro 99:
1.1 noro 100: extern char *asir_libdir;
101: extern char *asir_pager;
102: extern int read_exec_file;
103: extern int main_parser;
1.9 noro 104: extern JMP_BUF exec_env;
1.1 noro 105:
1.10 noro 106: char *search_executable(char *name)
107: {
108: char *c,*s,*ret;
1.11 noro 109: int len,nlen;
1.10 noro 110: char dir[BUFSIZ],path[BUFSIZ];
111: struct stat buf;
112:
1.11 noro 113: nlen = strlen(name);
1.12 noro 114: for ( s = (char *)getenv("PATH"); s; ) {
1.10 noro 115: c = (char *)index(s,':');
1.13 noro 116: len = c ? c-s : strlen(s);
1.11 noro 117: if ( len >= BUFSIZ ) continue;
1.12 noro 118: strncpy(dir,s,len); dir[len] = 0;
119: if ( c ) s = c+1;
120: else s = 0;
1.11 noro 121: if ( len+nlen+1 >= BUFSIZ ) continue;
1.10 noro 122: sprintf(path,"%s/%s",dir,name);
123: if ( !stat(path,&buf) && !(buf.st_mode & S_IFDIR)
1.14 noro 124: #if !defined(VISUAL)
125: && !access(path,X_OK)
126: #endif
127: ) {
1.10 noro 128: len = strlen(path)+1;
129: ret = (char *)MALLOC(len);
130: strcpy(ret,path);
131: return ret;
132: }
133: }
134: return 0;
135: }
136:
1.1 noro 137: void env_init() {
138: char *e,*p,*q;
1.10 noro 139: int i,l,japanese;
1.1 noro 140: char *getenv();
141: char *oxhome;
142: char rootname[BUFSIZ];
143:
144: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
145: if ( oxhome = getenv("OpenXM_HOME") ) {
146: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
147: sprintf(asir_libdir,"%s/lib/asir",oxhome);
148: } else {
149: #if defined(VISUAL)
150: get_rootdir(rootname,sizeof(rootname));
151: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
152: sprintf(asir_libdir,"%s/lib",rootname);
153: #else
154: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
155: strcpy(asir_libdir,ASIR_LIBDIR);
156: #endif
157: }
158: }
159: if ( !(asir_pager = getenv("PAGER")) ) {
1.10 noro 160: japanese = 0;
1.11 noro 161: if ( (e = getenv("LANGUAGE")) &&
162: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
163: else if ( (e = getenv("LC_ALL")) &&
164: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
165: else if ( (e = getenv("LC_CTYPE")) &&
166: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
167: else if ( (e = getenv("LANG")) &&
168: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
1.10 noro 169: if ( japanese )
170: asir_pager = search_executable("jless");
171: if ( !asir_pager ) {
172: /* default: more */
173: asir_pager = (char *)malloc(strlen(MORE)+1);
174: strcpy(asir_pager,MORE);
175: }
1.1 noro 176: }
1.15 takayama 177: if ( e = getenv("ASIRLOADPATH" ) ) {
178: for ( i = 0; ; i++, e = p+1 ) {
179: p = (char *)index(e,ENVDELIM);
180: if ( !p )
181: break;
182: }
1.16 ! takayama 183: i += 3;
1.15 takayama 184: ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*i);
185: for ( l = 0; l<i; l++) ASIRLOADPATH[l] = NULL;
186: e = getenv("ASIRLOADPATH");
1.1 noro 187: for ( i = 0; ; i++, e = p+1 ) {
188: p = (char *)index(e,ENVDELIM);
189: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
190: if ( l ) {
191: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
192: }
193: if ( !p )
194: break;
195: }
1.16 ! takayama 196: }else{
! 197: ASIRLOADPATH=(char **)MALLOC(sizeof(char *)*3);
! 198: ASIRLOADPATH[0] = NULL;
1.15 takayama 199: }
1.1 noro 200: for ( i = 0; ASIRLOADPATH[i]; i++ );
1.16 ! takayama 201: ASIRLOADPATH[i++] = asir_libdir;
! 202: ASIRLOADPATH[i] = NULL;
1.1 noro 203: }
204:
1.8 noro 205: void searchasirpath(char *name,char **pathp)
1.1 noro 206: {
207: char **p;
208: char *q;
209: int l;
1.5 noro 210: #if !defined(VISUAL)
1.1 noro 211: struct stat sbuf;
212:
213: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
214: || !ASIRLOADPATH[0] ) {
215: if ( access(name,R_OK) >= 0 ) {
216: stat(name,&sbuf);
217: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
218: *pathp = name;
219: else
220: *pathp = 0;
221: } else
222: *pathp = 0;
223: } else {
224: for ( p = ASIRLOADPATH; *p; p++ ) {
225: l = strlen(*p)+strlen(name)+2;
226: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
227: if ( access(q,R_OK) >= 0 ) {
228: stat(q,&sbuf);
229: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
230: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
231: return;
232: }
233: }
234: }
235: *pathp = 0;
236: }
1.5 noro 237: #else
1.1 noro 238: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
239: || !ASIRLOADPATH[0] )
240: *pathp = name;
241: else {
242: for ( p = ASIRLOADPATH; *p; p++ ) {
243: l = strlen(*p)+strlen(name)+2;
244: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
245: if ( access(q,04) >= 0 ) {
246: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
247: return;
248: }
249: }
250: *pathp = 0;
251: }
252: #endif
253: }
254:
255: #define DELIM '/'
256:
1.8 noro 257: void loadasirfile(char *name0)
1.1 noro 258: {
259: FILE *in;
1.8 noro 260: INFILE t;
1.1 noro 261: extern char cppname[];
1.5 noro 262: #if defined(VISUAL)
263: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 264: int ac;
265: char *av[BUFSIZ];
1.8 noro 266: char *p;
1.1 noro 267: FILE *fp;
1.5 noro 268: char dname[BUFSIZ],tname0[BUFSIZ];
269: char *name,*tname;
1.1 noro 270: int encoded;
1.5 noro 271: static char prefix[BUFSIZ];
272: int process_id();
273: char CppExe[BUFSIZ];
274: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
275: STRING rootdir;
1.8 noro 276: void call_exe(char *,char **);
1.5 noro 277:
278: /* create the unique prefix */
279: if ( !prefix[0] )
280: sprintf(prefix,"asir%d",process_id());
1.1 noro 281:
282: fp = fopen(name0,"rb");
283: if ( getc(fp) == 0xff ) {
284: /* encoded file */
285: fclose(fp);
1.5 noro 286: name = tempnam(NULL,prefix);
1.1 noro 287: decrypt_file(name0,name);
1.5 noro 288: /* the file 'name' created */
1.1 noro 289: encoded = 1;
290: } else {
291: fclose(fp);
1.5 noro 292: name = name0;
1.1 noro 293: encoded = 0;
294: }
295:
296: strcpy(dname,name);
1.5 noro 297: av[0] = "cpp";
298: sprintf(nbuf,"\"%s\"",name);
299: av[1] = nbuf;
300: tname = tempnam(NULL,prefix);
301: sprintf(tnbuf,"\"%s\"",tname);
302: av[2] = tnbuf;
303: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
304: av[3] = ibuf1;
305: av[4] = "-DWINDOWS";
306:
307: /* set the include directory */
1.1 noro 308: p = strrchr(dname,DELIM);
309: if ( !p ) {
1.5 noro 310: av[5] = 0; ac = 5;
1.1 noro 311: } else {
1.5 noro 312: *p = 0;
313: sprintf(ibuf2,"-I\"%s\"",dname);
314: av[5] = ibuf2;
315: av[6] = 0; ac = 6;
316: }
317: // cpp_main(ac,av);
318: Pget_rootdir(&rootdir);
319: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
320: call_exe(CppExe,av);
1.1 noro 321:
1.5 noro 322: /* the file tname created */
1.1 noro 323: if ( encoded ) {
1.5 noro 324: unlink(name); free(name);
325:
326: strcpy(tname0,tname); free(tname);
327: tname = tempnam(NULL,prefix);
328:
1.1 noro 329: encrypt_file(tname0,tname);
1.5 noro 330: /* the file tname created */
1.1 noro 331: unlink(tname0);
1.5 noro 332:
1.1 noro 333: in = fopen(tname,"rb");
334: } else
335: in = fopen(tname,"r");
336: if ( !in ) {
337: perror("fopen");
338: error("load : failed");
339: }
1.8 noro 340: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.5 noro 341: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
342: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 343: t->encoded = encoded;
344: #else
345: char com[BUFSIZ];
346:
347: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
348: if ( !in ) {
349: perror("popen");
350: error("load : failed");
351: }
1.8 noro 352: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.1 noro 353: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
354: #endif
355: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
356: main_parser = 1; /* XXX */
357: Eungetc(afternl(),asir_infile->fp);
358: if ( !EPVS->va )
359: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
360: }
361:
1.8 noro 362: void execasirfile(char *name)
1.1 noro 363: {
364: loadasirfile(name);
365: read_exec_file = 1;
366: read_eval_loop();
367: read_exec_file = 0;
1.6 noro 368: }
369:
1.8 noro 370: void load_and_execfile(char *name)
1.6 noro 371: {
372: FILE *fp;
1.8 noro 373: INFILE save_asir_infile;
1.7 noro 374: int save_prresult;
375: extern prresult;
1.6 noro 376:
377: savepvs();
378: save_asir_infile = asir_infile;
1.7 noro 379: save_prresult = prresult;
1.6 noro 380: fp = fopen(name,"rb");
381: input_init(fp,name);
1.9 noro 382: if ( !SETJMP(exec_env) ) {
1.6 noro 383: /* XXX : information for asir_teriminate() */
384: read_exec_file = 2;
385: read_eval_loop();
386: read_exec_file = 0;
387: }
388: fclose(fp);
389: restorepvs();
390: asir_infile = save_asir_infile;
1.7 noro 391: prresult = save_prresult;
1.1 noro 392: }
393:
394: static NODE objfile = 0;
395:
1.8 noro 396: int loadfile(char *s)
1.1 noro 397: {
398: FILE *in;
399:
400: if ( in = fopen(s,"r") ) {
401: fclose(in);
402: loadasirfile(s);
403: return 1;
404: } else
405: return 0;
406: }
407:
1.8 noro 408: int loadfiles(NODE node) { return 0; }
1.1 noro 409:
410: static unsigned char encrypt_tab[128][2] = {
411: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
412: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
413: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
414: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
415: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
416: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
417: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
418: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
419: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
420: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
421: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
422: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
423: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
424: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
425: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
426: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
427: };
428:
429: static unsigned char decrypt_tab[] = {
430: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
431: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
432: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
433: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
434: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
435: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
436: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
437: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
438: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
439: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
440: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
441: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
442: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
443: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
444: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
445: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
446: };
447:
448: unsigned char encrypt_char(unsigned char c)
449: {
450: return encrypt_tab[c][mt_genrand()&1];
451: }
452:
453: unsigned char decrypt_char(unsigned char c)
454: {
455: return decrypt_tab[c];
456: }
457:
1.8 noro 458: void encrypt_file(char *in,char *out)
1.1 noro 459: {
460: FILE *infp,*outfp;
461: int c;
462:
463: infp = fopen(in,"r");
464: outfp = fopen(out,"wb");
465: while ( 1 ) {
466: c = getc(infp);
467: if ( c == EOF )
468: break;
1.8 noro 469: putc(encrypt_char((unsigned char)c),outfp);
1.1 noro 470: }
471: fclose(infp); fclose(outfp);
472: }
473:
1.8 noro 474: void decrypt_file(char *in,char *out)
1.1 noro 475: {
476: FILE *infp,*outfp;
477: int c;
478:
479: infp = fopen(in,"rb");
480: outfp = fopen(out,"w");
481: /* skip the magic number (=0xff) */
482: getc(infp);
483: while ( 1 ) {
484: c = getc(infp);
485: if ( c == EOF )
486: break;
1.8 noro 487: putc(decrypt_char((unsigned char)c),outfp);
1.1 noro 488: }
489: fclose(infp); fclose(outfp);
490: }
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