Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.14
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: *
1.14 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.13 2004/03/05 08:45:49 noro 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:
82: char *ASIRLOADPATH[32];
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: }
177: if ( e = getenv("ASIRLOADPATH" ) )
178: for ( i = 0; ; i++, e = p+1 ) {
179: p = (char *)index(e,ENVDELIM);
180: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
181: if ( l ) {
182: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
183: }
184: if ( !p )
185: break;
186: }
187: for ( i = 0; ASIRLOADPATH[i]; i++ );
188: ASIRLOADPATH[i] = asir_libdir;
189: }
190:
1.8 noro 191: void searchasirpath(char *name,char **pathp)
1.1 noro 192: {
193: char **p;
194: char *q;
195: int l;
1.5 noro 196: #if !defined(VISUAL)
1.1 noro 197: struct stat sbuf;
198:
199: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
200: || !ASIRLOADPATH[0] ) {
201: if ( access(name,R_OK) >= 0 ) {
202: stat(name,&sbuf);
203: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
204: *pathp = name;
205: else
206: *pathp = 0;
207: } else
208: *pathp = 0;
209: } else {
210: for ( p = ASIRLOADPATH; *p; p++ ) {
211: l = strlen(*p)+strlen(name)+2;
212: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
213: if ( access(q,R_OK) >= 0 ) {
214: stat(q,&sbuf);
215: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
216: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
217: return;
218: }
219: }
220: }
221: *pathp = 0;
222: }
1.5 noro 223: #else
1.1 noro 224: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
225: || !ASIRLOADPATH[0] )
226: *pathp = name;
227: else {
228: for ( p = ASIRLOADPATH; *p; p++ ) {
229: l = strlen(*p)+strlen(name)+2;
230: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
231: if ( access(q,04) >= 0 ) {
232: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
233: return;
234: }
235: }
236: *pathp = 0;
237: }
238: #endif
239: }
240:
241: #define DELIM '/'
242:
1.8 noro 243: void loadasirfile(char *name0)
1.1 noro 244: {
245: FILE *in;
1.8 noro 246: INFILE t;
1.1 noro 247: extern char cppname[];
1.5 noro 248: #if defined(VISUAL)
249: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 250: int ac;
251: char *av[BUFSIZ];
1.8 noro 252: char *p;
1.1 noro 253: FILE *fp;
1.5 noro 254: char dname[BUFSIZ],tname0[BUFSIZ];
255: char *name,*tname;
1.1 noro 256: int encoded;
1.5 noro 257: static char prefix[BUFSIZ];
258: int process_id();
259: char CppExe[BUFSIZ];
260: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
261: STRING rootdir;
1.8 noro 262: void call_exe(char *,char **);
1.5 noro 263:
264: /* create the unique prefix */
265: if ( !prefix[0] )
266: sprintf(prefix,"asir%d",process_id());
1.1 noro 267:
268: fp = fopen(name0,"rb");
269: if ( getc(fp) == 0xff ) {
270: /* encoded file */
271: fclose(fp);
1.5 noro 272: name = tempnam(NULL,prefix);
1.1 noro 273: decrypt_file(name0,name);
1.5 noro 274: /* the file 'name' created */
1.1 noro 275: encoded = 1;
276: } else {
277: fclose(fp);
1.5 noro 278: name = name0;
1.1 noro 279: encoded = 0;
280: }
281:
282: strcpy(dname,name);
1.5 noro 283: av[0] = "cpp";
284: sprintf(nbuf,"\"%s\"",name);
285: av[1] = nbuf;
286: tname = tempnam(NULL,prefix);
287: sprintf(tnbuf,"\"%s\"",tname);
288: av[2] = tnbuf;
289: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
290: av[3] = ibuf1;
291: av[4] = "-DWINDOWS";
292:
293: /* set the include directory */
1.1 noro 294: p = strrchr(dname,DELIM);
295: if ( !p ) {
1.5 noro 296: av[5] = 0; ac = 5;
1.1 noro 297: } else {
1.5 noro 298: *p = 0;
299: sprintf(ibuf2,"-I\"%s\"",dname);
300: av[5] = ibuf2;
301: av[6] = 0; ac = 6;
302: }
303: // cpp_main(ac,av);
304: Pget_rootdir(&rootdir);
305: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
306: call_exe(CppExe,av);
1.1 noro 307:
1.5 noro 308: /* the file tname created */
1.1 noro 309: if ( encoded ) {
1.5 noro 310: unlink(name); free(name);
311:
312: strcpy(tname0,tname); free(tname);
313: tname = tempnam(NULL,prefix);
314:
1.1 noro 315: encrypt_file(tname0,tname);
1.5 noro 316: /* the file tname created */
1.1 noro 317: unlink(tname0);
1.5 noro 318:
1.1 noro 319: in = fopen(tname,"rb");
320: } else
321: in = fopen(tname,"r");
322: if ( !in ) {
323: perror("fopen");
324: error("load : failed");
325: }
1.8 noro 326: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.5 noro 327: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
328: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 329: t->encoded = encoded;
330: #else
331: char com[BUFSIZ];
332:
333: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
334: if ( !in ) {
335: perror("popen");
336: error("load : failed");
337: }
1.8 noro 338: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.1 noro 339: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
340: #endif
341: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
342: main_parser = 1; /* XXX */
343: Eungetc(afternl(),asir_infile->fp);
344: if ( !EPVS->va )
345: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
346: }
347:
1.8 noro 348: void execasirfile(char *name)
1.1 noro 349: {
350: loadasirfile(name);
351: read_exec_file = 1;
352: read_eval_loop();
353: read_exec_file = 0;
1.6 noro 354: }
355:
1.8 noro 356: void load_and_execfile(char *name)
1.6 noro 357: {
358: FILE *fp;
1.8 noro 359: INFILE save_asir_infile;
1.7 noro 360: int save_prresult;
361: extern prresult;
1.6 noro 362:
363: savepvs();
364: save_asir_infile = asir_infile;
1.7 noro 365: save_prresult = prresult;
1.6 noro 366: fp = fopen(name,"rb");
367: input_init(fp,name);
1.9 noro 368: if ( !SETJMP(exec_env) ) {
1.6 noro 369: /* XXX : information for asir_teriminate() */
370: read_exec_file = 2;
371: read_eval_loop();
372: read_exec_file = 0;
373: }
374: fclose(fp);
375: restorepvs();
376: asir_infile = save_asir_infile;
1.7 noro 377: prresult = save_prresult;
1.1 noro 378: }
379:
380: static NODE objfile = 0;
381:
1.8 noro 382: int loadfile(char *s)
1.1 noro 383: {
384: FILE *in;
385:
386: if ( in = fopen(s,"r") ) {
387: fclose(in);
388: loadasirfile(s);
389: return 1;
390: } else
391: return 0;
392: }
393:
1.8 noro 394: int loadfiles(NODE node) { return 0; }
1.1 noro 395:
396: static unsigned char encrypt_tab[128][2] = {
397: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
398: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
399: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
400: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
401: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
402: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
403: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
404: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
405: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
406: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
407: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
408: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
409: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
410: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
411: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
412: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
413: };
414:
415: static unsigned char decrypt_tab[] = {
416: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
417: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
418: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
419: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
420: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
421: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
422: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
423: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
424: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
425: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
426: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
427: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
428: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
429: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
430: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
431: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
432: };
433:
434: unsigned char encrypt_char(unsigned char c)
435: {
436: return encrypt_tab[c][mt_genrand()&1];
437: }
438:
439: unsigned char decrypt_char(unsigned char c)
440: {
441: return decrypt_tab[c];
442: }
443:
1.8 noro 444: void encrypt_file(char *in,char *out)
1.1 noro 445: {
446: FILE *infp,*outfp;
447: int c;
448:
449: infp = fopen(in,"r");
450: outfp = fopen(out,"wb");
451: while ( 1 ) {
452: c = getc(infp);
453: if ( c == EOF )
454: break;
1.8 noro 455: putc(encrypt_char((unsigned char)c),outfp);
1.1 noro 456: }
457: fclose(infp); fclose(outfp);
458: }
459:
1.8 noro 460: void decrypt_file(char *in,char *out)
1.1 noro 461: {
462: FILE *infp,*outfp;
463: int c;
464:
465: infp = fopen(in,"rb");
466: outfp = fopen(out,"w");
467: /* skip the magic number (=0xff) */
468: getc(infp);
469: while ( 1 ) {
470: c = getc(infp);
471: if ( c == EOF )
472: break;
1.8 noro 473: putc(decrypt_char((unsigned char)c),outfp);
1.1 noro 474: }
475: fclose(infp); fclose(outfp);
476: }
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