Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.13
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: *
1.13 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.12 2004/03/05 08:34:43 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)
124: && !access(path,X_OK) ) {
125: len = strlen(path)+1;
126: ret = (char *)MALLOC(len);
127: strcpy(ret,path);
128: return ret;
129: }
130: }
131: return 0;
132: }
133:
1.1 noro 134: void env_init() {
135: char *e,*p,*q;
1.10 noro 136: int i,l,japanese;
1.1 noro 137: char *getenv();
138: char *oxhome;
139: char rootname[BUFSIZ];
140:
141: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
142: if ( oxhome = getenv("OpenXM_HOME") ) {
143: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
144: sprintf(asir_libdir,"%s/lib/asir",oxhome);
145: } else {
146: #if defined(VISUAL)
147: get_rootdir(rootname,sizeof(rootname));
148: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
149: sprintf(asir_libdir,"%s/lib",rootname);
150: #else
151: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
152: strcpy(asir_libdir,ASIR_LIBDIR);
153: #endif
154: }
155: }
156: if ( !(asir_pager = getenv("PAGER")) ) {
1.10 noro 157: japanese = 0;
1.11 noro 158: if ( (e = getenv("LANGUAGE")) &&
159: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
160: else if ( (e = getenv("LC_ALL")) &&
161: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
162: else if ( (e = getenv("LC_CTYPE")) &&
163: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
164: else if ( (e = getenv("LANG")) &&
165: (!strncmp(e,"japan",5) || !strncmp(e,"ja_JP",5)) ) japanese = 1;
1.10 noro 166: if ( japanese )
167: asir_pager = search_executable("jless");
168: if ( !asir_pager ) {
169: /* default: more */
170: asir_pager = (char *)malloc(strlen(MORE)+1);
171: strcpy(asir_pager,MORE);
172: }
1.1 noro 173: }
174: if ( e = getenv("ASIRLOADPATH" ) )
175: for ( i = 0; ; i++, e = p+1 ) {
176: p = (char *)index(e,ENVDELIM);
177: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
178: if ( l ) {
179: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
180: }
181: if ( !p )
182: break;
183: }
184: for ( i = 0; ASIRLOADPATH[i]; i++ );
185: ASIRLOADPATH[i] = asir_libdir;
186: }
187:
1.8 noro 188: void searchasirpath(char *name,char **pathp)
1.1 noro 189: {
190: char **p;
191: char *q;
192: int l;
1.5 noro 193: #if !defined(VISUAL)
1.1 noro 194: struct stat sbuf;
195:
196: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
197: || !ASIRLOADPATH[0] ) {
198: if ( access(name,R_OK) >= 0 ) {
199: stat(name,&sbuf);
200: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
201: *pathp = name;
202: else
203: *pathp = 0;
204: } else
205: *pathp = 0;
206: } else {
207: for ( p = ASIRLOADPATH; *p; p++ ) {
208: l = strlen(*p)+strlen(name)+2;
209: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
210: if ( access(q,R_OK) >= 0 ) {
211: stat(q,&sbuf);
212: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
213: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
214: return;
215: }
216: }
217: }
218: *pathp = 0;
219: }
1.5 noro 220: #else
1.1 noro 221: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
222: || !ASIRLOADPATH[0] )
223: *pathp = name;
224: else {
225: for ( p = ASIRLOADPATH; *p; p++ ) {
226: l = strlen(*p)+strlen(name)+2;
227: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
228: if ( access(q,04) >= 0 ) {
229: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
230: return;
231: }
232: }
233: *pathp = 0;
234: }
235: #endif
236: }
237:
238: #define DELIM '/'
239:
1.8 noro 240: void loadasirfile(char *name0)
1.1 noro 241: {
242: FILE *in;
1.8 noro 243: INFILE t;
1.1 noro 244: extern char cppname[];
1.5 noro 245: #if defined(VISUAL)
246: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 247: int ac;
248: char *av[BUFSIZ];
1.8 noro 249: char *p;
1.1 noro 250: FILE *fp;
1.5 noro 251: char dname[BUFSIZ],tname0[BUFSIZ];
252: char *name,*tname;
1.1 noro 253: int encoded;
1.5 noro 254: static char prefix[BUFSIZ];
255: int process_id();
256: char CppExe[BUFSIZ];
257: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
258: STRING rootdir;
1.8 noro 259: void call_exe(char *,char **);
1.5 noro 260:
261: /* create the unique prefix */
262: if ( !prefix[0] )
263: sprintf(prefix,"asir%d",process_id());
1.1 noro 264:
265: fp = fopen(name0,"rb");
266: if ( getc(fp) == 0xff ) {
267: /* encoded file */
268: fclose(fp);
1.5 noro 269: name = tempnam(NULL,prefix);
1.1 noro 270: decrypt_file(name0,name);
1.5 noro 271: /* the file 'name' created */
1.1 noro 272: encoded = 1;
273: } else {
274: fclose(fp);
1.5 noro 275: name = name0;
1.1 noro 276: encoded = 0;
277: }
278:
279: strcpy(dname,name);
1.5 noro 280: av[0] = "cpp";
281: sprintf(nbuf,"\"%s\"",name);
282: av[1] = nbuf;
283: tname = tempnam(NULL,prefix);
284: sprintf(tnbuf,"\"%s\"",tname);
285: av[2] = tnbuf;
286: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
287: av[3] = ibuf1;
288: av[4] = "-DWINDOWS";
289:
290: /* set the include directory */
1.1 noro 291: p = strrchr(dname,DELIM);
292: if ( !p ) {
1.5 noro 293: av[5] = 0; ac = 5;
1.1 noro 294: } else {
1.5 noro 295: *p = 0;
296: sprintf(ibuf2,"-I\"%s\"",dname);
297: av[5] = ibuf2;
298: av[6] = 0; ac = 6;
299: }
300: // cpp_main(ac,av);
301: Pget_rootdir(&rootdir);
302: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
303: call_exe(CppExe,av);
1.1 noro 304:
1.5 noro 305: /* the file tname created */
1.1 noro 306: if ( encoded ) {
1.5 noro 307: unlink(name); free(name);
308:
309: strcpy(tname0,tname); free(tname);
310: tname = tempnam(NULL,prefix);
311:
1.1 noro 312: encrypt_file(tname0,tname);
1.5 noro 313: /* the file tname created */
1.1 noro 314: unlink(tname0);
1.5 noro 315:
1.1 noro 316: in = fopen(tname,"rb");
317: } else
318: in = fopen(tname,"r");
319: if ( !in ) {
320: perror("fopen");
321: error("load : failed");
322: }
1.8 noro 323: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.5 noro 324: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
325: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 326: t->encoded = encoded;
327: #else
328: char com[BUFSIZ];
329:
330: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
331: if ( !in ) {
332: perror("popen");
333: error("load : failed");
334: }
1.8 noro 335: t = (INFILE)MALLOC(sizeof(struct oINFILE));
1.1 noro 336: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
337: #endif
338: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
339: main_parser = 1; /* XXX */
340: Eungetc(afternl(),asir_infile->fp);
341: if ( !EPVS->va )
342: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
343: }
344:
1.8 noro 345: void execasirfile(char *name)
1.1 noro 346: {
347: loadasirfile(name);
348: read_exec_file = 1;
349: read_eval_loop();
350: read_exec_file = 0;
1.6 noro 351: }
352:
1.8 noro 353: void load_and_execfile(char *name)
1.6 noro 354: {
355: FILE *fp;
1.8 noro 356: INFILE save_asir_infile;
1.7 noro 357: int save_prresult;
358: extern prresult;
1.6 noro 359:
360: savepvs();
361: save_asir_infile = asir_infile;
1.7 noro 362: save_prresult = prresult;
1.6 noro 363: fp = fopen(name,"rb");
364: input_init(fp,name);
1.9 noro 365: if ( !SETJMP(exec_env) ) {
1.6 noro 366: /* XXX : information for asir_teriminate() */
367: read_exec_file = 2;
368: read_eval_loop();
369: read_exec_file = 0;
370: }
371: fclose(fp);
372: restorepvs();
373: asir_infile = save_asir_infile;
1.7 noro 374: prresult = save_prresult;
1.1 noro 375: }
376:
377: static NODE objfile = 0;
378:
1.8 noro 379: int loadfile(char *s)
1.1 noro 380: {
381: FILE *in;
382:
383: if ( in = fopen(s,"r") ) {
384: fclose(in);
385: loadasirfile(s);
386: return 1;
387: } else
388: return 0;
389: }
390:
1.8 noro 391: int loadfiles(NODE node) { return 0; }
1.1 noro 392:
393: static unsigned char encrypt_tab[128][2] = {
394: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
395: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
396: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
397: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
398: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
399: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
400: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
401: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
402: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
403: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
404: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
405: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
406: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
407: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
408: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
409: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
410: };
411:
412: static unsigned char decrypt_tab[] = {
413: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
414: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
415: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
416: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
417: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
418: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
419: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
420: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
421: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
422: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
423: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
424: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
425: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
426: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
427: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
428: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
429: };
430:
431: unsigned char encrypt_char(unsigned char c)
432: {
433: return encrypt_tab[c][mt_genrand()&1];
434: }
435:
436: unsigned char decrypt_char(unsigned char c)
437: {
438: return decrypt_tab[c];
439: }
440:
1.8 noro 441: void encrypt_file(char *in,char *out)
1.1 noro 442: {
443: FILE *infp,*outfp;
444: int c;
445:
446: infp = fopen(in,"r");
447: outfp = fopen(out,"wb");
448: while ( 1 ) {
449: c = getc(infp);
450: if ( c == EOF )
451: break;
1.8 noro 452: putc(encrypt_char((unsigned char)c),outfp);
1.1 noro 453: }
454: fclose(infp); fclose(outfp);
455: }
456:
1.8 noro 457: void decrypt_file(char *in,char *out)
1.1 noro 458: {
459: FILE *infp,*outfp;
460: int c;
461:
462: infp = fopen(in,"rb");
463: outfp = fopen(out,"w");
464: /* skip the magic number (=0xff) */
465: getc(infp);
466: while ( 1 ) {
467: c = getc(infp);
468: if ( c == EOF )
469: break;
1.8 noro 470: putc(decrypt_char((unsigned char)c),outfp);
1.1 noro 471: }
472: fclose(infp); fclose(outfp);
473: }
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