Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.10
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: *
1.10 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.9 2001/12/25 02:39:06 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;
! 109: int len;
! 110: char dir[BUFSIZ],path[BUFSIZ];
! 111: struct stat buf;
! 112:
! 113: for ( s = (char *)getenv("PATH"); s; ) {
! 114: c = (char *)index(s,':');
! 115: if ( c ) {
! 116: len = c-s;
! 117: strncpy(dir,s,len); s = c+1; dir[len] = 0;
! 118: } else {
! 119: strcpy(dir,s); s = 0;
! 120: }
! 121: sprintf(path,"%s/%s",dir,name);
! 122: if ( !stat(path,&buf) && !(buf.st_mode & S_IFDIR)
! 123: && !access(path,X_OK) ) {
! 124: len = strlen(path)+1;
! 125: ret = (char *)MALLOC(len);
! 126: strcpy(ret,path);
! 127: return ret;
! 128: }
! 129: }
! 130: return 0;
! 131: }
! 132:
1.1 noro 133: void env_init() {
134: char *e,*p,*q;
1.10 ! noro 135: int i,l,japanese;
1.1 noro 136: char *getenv();
137: char *oxhome;
138: char rootname[BUFSIZ];
139:
140: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
141: if ( oxhome = getenv("OpenXM_HOME") ) {
142: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
143: sprintf(asir_libdir,"%s/lib/asir",oxhome);
144: } else {
145: #if defined(VISUAL)
146: get_rootdir(rootname,sizeof(rootname));
147: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
148: sprintf(asir_libdir,"%s/lib",rootname);
149: #else
150: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
151: strcpy(asir_libdir,ASIR_LIBDIR);
152: #endif
153: }
154: }
155: if ( !(asir_pager = getenv("PAGER")) ) {
1.10 ! noro 156: japanese = 0;
! 157: if ( (e = getenv("LANGUAGE")) && strstr(e,"ja") ) japanese = 1;
! 158: else if ( (e = getenv("LC_ALL")) && strstr(e,"ja") ) japanese = 1;
! 159: else if ( (e = getenv("LC_CTYPE")) && strstr(e,"ja") ) japanese = 1;
! 160: else if ( (e = getenv("LANG")) && strstr(e,"ja") ) japanese = 1;
! 161: if ( japanese )
! 162: asir_pager = search_executable("jless");
! 163: if ( !asir_pager ) {
! 164: /* default: more */
! 165: asir_pager = (char *)malloc(strlen(MORE)+1);
! 166: strcpy(asir_pager,MORE);
! 167: }
1.1 noro 168: }
169: if ( e = getenv("ASIRLOADPATH" ) )
170: for ( i = 0; ; i++, e = p+1 ) {
171: p = (char *)index(e,ENVDELIM);
172: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
173: if ( l ) {
174: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
175: }
176: if ( !p )
177: break;
178: }
179: for ( i = 0; ASIRLOADPATH[i]; i++ );
180: ASIRLOADPATH[i] = asir_libdir;
181: }
182:
1.8 noro 183: void searchasirpath(char *name,char **pathp)
1.1 noro 184: {
185: char **p;
186: char *q;
187: int l;
1.5 noro 188: #if !defined(VISUAL)
1.1 noro 189: struct stat sbuf;
190:
191: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
192: || !ASIRLOADPATH[0] ) {
193: if ( access(name,R_OK) >= 0 ) {
194: stat(name,&sbuf);
195: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
196: *pathp = name;
197: else
198: *pathp = 0;
199: } else
200: *pathp = 0;
201: } else {
202: for ( p = ASIRLOADPATH; *p; p++ ) {
203: l = strlen(*p)+strlen(name)+2;
204: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
205: if ( access(q,R_OK) >= 0 ) {
206: stat(q,&sbuf);
207: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
208: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
209: return;
210: }
211: }
212: }
213: *pathp = 0;
214: }
1.5 noro 215: #else
1.1 noro 216: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
217: || !ASIRLOADPATH[0] )
218: *pathp = name;
219: else {
220: for ( p = ASIRLOADPATH; *p; p++ ) {
221: l = strlen(*p)+strlen(name)+2;
222: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
223: if ( access(q,04) >= 0 ) {
224: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
225: return;
226: }
227: }
228: *pathp = 0;
229: }
230: #endif
231: }
232:
233: #define DELIM '/'
234:
1.8 noro 235: void loadasirfile(char *name0)
1.1 noro 236: {
237: FILE *in;
1.8 noro 238: INFILE t;
1.1 noro 239: extern char cppname[];
1.5 noro 240: #if defined(VISUAL)
241: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 242: int ac;
243: char *av[BUFSIZ];
1.8 noro 244: char *p;
1.1 noro 245: FILE *fp;
1.5 noro 246: char dname[BUFSIZ],tname0[BUFSIZ];
247: char *name,*tname;
1.1 noro 248: int encoded;
1.5 noro 249: static char prefix[BUFSIZ];
250: int process_id();
251: char CppExe[BUFSIZ];
252: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
253: STRING rootdir;
1.8 noro 254: void call_exe(char *,char **);
1.5 noro 255:
256: /* create the unique prefix */
257: if ( !prefix[0] )
258: sprintf(prefix,"asir%d",process_id());
1.1 noro 259:
260: fp = fopen(name0,"rb");
261: if ( getc(fp) == 0xff ) {
262: /* encoded file */
263: fclose(fp);
1.5 noro 264: name = tempnam(NULL,prefix);
1.1 noro 265: decrypt_file(name0,name);
1.5 noro 266: /* the file 'name' created */
1.1 noro 267: encoded = 1;
268: } else {
269: fclose(fp);
1.5 noro 270: name = name0;
1.1 noro 271: encoded = 0;
272: }
273:
274: strcpy(dname,name);
1.5 noro 275: av[0] = "cpp";
276: sprintf(nbuf,"\"%s\"",name);
277: av[1] = nbuf;
278: tname = tempnam(NULL,prefix);
279: sprintf(tnbuf,"\"%s\"",tname);
280: av[2] = tnbuf;
281: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
282: av[3] = ibuf1;
283: av[4] = "-DWINDOWS";
284:
285: /* set the include directory */
1.1 noro 286: p = strrchr(dname,DELIM);
287: if ( !p ) {
1.5 noro 288: av[5] = 0; ac = 5;
1.1 noro 289: } else {
1.5 noro 290: *p = 0;
291: sprintf(ibuf2,"-I\"%s\"",dname);
292: av[5] = ibuf2;
293: av[6] = 0; ac = 6;
294: }
295: // cpp_main(ac,av);
296: Pget_rootdir(&rootdir);
297: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
298: call_exe(CppExe,av);
1.1 noro 299:
1.5 noro 300: /* the file tname created */
1.1 noro 301: if ( encoded ) {
1.5 noro 302: unlink(name); free(name);
303:
304: strcpy(tname0,tname); free(tname);
305: tname = tempnam(NULL,prefix);
306:
1.1 noro 307: encrypt_file(tname0,tname);
1.5 noro 308: /* the file tname created */
1.1 noro 309: unlink(tname0);
1.5 noro 310:
1.1 noro 311: in = fopen(tname,"rb");
312: } else
313: in = fopen(tname,"r");
314: if ( !in ) {
315: perror("fopen");
316: error("load : failed");
317: }
1.8 noro 318: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.5 noro 319: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
320: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 321: t->encoded = encoded;
322: #else
323: char com[BUFSIZ];
324:
325: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
326: if ( !in ) {
327: perror("popen");
328: error("load : failed");
329: }
1.8 noro 330: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.1 noro 331: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
332: #endif
333: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
334: main_parser = 1; /* XXX */
335: Eungetc(afternl(),asir_infile->fp);
336: if ( !EPVS->va )
337: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
338: }
339:
1.8 noro 340: void execasirfile(char *name)
1.1 noro 341: {
342: loadasirfile(name);
343: read_exec_file = 1;
344: read_eval_loop();
345: read_exec_file = 0;
1.6 noro 346: }
347:
1.8 noro 348: void load_and_execfile(char *name)
1.6 noro 349: {
350: FILE *fp;
1.8 noro 351: INFILE save_asir_infile;
1.7 noro 352: int save_prresult;
353: extern prresult;
1.6 noro 354:
355: savepvs();
356: save_asir_infile = asir_infile;
1.7 noro 357: save_prresult = prresult;
1.6 noro 358: fp = fopen(name,"rb");
359: input_init(fp,name);
1.9 noro 360: if ( !SETJMP(exec_env) ) {
1.6 noro 361: /* XXX : information for asir_teriminate() */
362: read_exec_file = 2;
363: read_eval_loop();
364: read_exec_file = 0;
365: }
366: fclose(fp);
367: restorepvs();
368: asir_infile = save_asir_infile;
1.7 noro 369: prresult = save_prresult;
1.1 noro 370: }
371:
372: static NODE objfile = 0;
373:
1.8 noro 374: int loadfile(char *s)
1.1 noro 375: {
376: FILE *in;
377:
378: if ( in = fopen(s,"r") ) {
379: fclose(in);
380: loadasirfile(s);
381: return 1;
382: } else
383: return 0;
384: }
385:
1.8 noro 386: int loadfiles(NODE node) { return 0; }
1.1 noro 387:
388: static unsigned char encrypt_tab[128][2] = {
389: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
390: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
391: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
392: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
393: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
394: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
395: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
396: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
397: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
398: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
399: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
400: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
401: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
402: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
403: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
404: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
405: };
406:
407: static unsigned char decrypt_tab[] = {
408: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
409: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
410: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
411: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
412: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
413: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
414: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
415: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
416: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
417: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
418: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
419: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
420: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
421: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
422: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
423: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
424: };
425:
426: unsigned char encrypt_char(unsigned char c)
427: {
428: return encrypt_tab[c][mt_genrand()&1];
429: }
430:
431: unsigned char decrypt_char(unsigned char c)
432: {
433: return decrypt_tab[c];
434: }
435:
1.8 noro 436: void encrypt_file(char *in,char *out)
1.1 noro 437: {
438: FILE *infp,*outfp;
439: int c;
440:
441: infp = fopen(in,"r");
442: outfp = fopen(out,"wb");
443: while ( 1 ) {
444: c = getc(infp);
445: if ( c == EOF )
446: break;
1.8 noro 447: putc(encrypt_char((unsigned char)c),outfp);
1.1 noro 448: }
449: fclose(infp); fclose(outfp);
450: }
451:
1.8 noro 452: void decrypt_file(char *in,char *out)
1.1 noro 453: {
454: FILE *infp,*outfp;
455: int c;
456:
457: infp = fopen(in,"rb");
458: outfp = fopen(out,"w");
459: /* skip the magic number (=0xff) */
460: getc(infp);
461: while ( 1 ) {
462: c = getc(infp);
463: if ( c == EOF )
464: break;
1.8 noro 465: putc(decrypt_char((unsigned char)c),outfp);
1.1 noro 466: }
467: fclose(infp); fclose(outfp);
468: }
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