Annotation of OpenXM_contrib2/asir2000/parse/pvar.c, Revision 1.5
1.2 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
1.3 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.2 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: *
1.5 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/pvar.c,v 1.4 2000/09/21 09:19:27 noro Exp $
1.2 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
52:
53: NODE PVSS;
54:
55: void mkpvs()
56: {
57: VS pvs;
58:
59: pvs = (VS)MALLOC(sizeof(struct oVS));
60: pvs->va = (struct oPV *)MALLOC(DEFSIZE*sizeof(struct oPV));
61: pvs->n = 0;
62: pvs->asize=DEFSIZE;
63: CPVS = pvs;
64: }
65:
66: void pushpvs(f)
67: FUNC f;
68: {
69: VS pvs;
70: NODE node;
71: int level;
72: extern int evalstatline;
73:
74: pvs = f->f.usrf->pvs;
75: if ( PVSS ) {
76: ((VS)BDY(PVSS))->at = evalstatline;
77: level = ((VS)BDY(PVSS))->level+1;
78: } else
79: level = 1;
80: MKNODE(node,pvs,PVSS);
81: PVSS = node;
82: CPVS = (VS)MALLOC(sizeof(struct oVS)); BDY(PVSS) = (pointer)CPVS;
83: CPVS->usrf = f;
84: CPVS->n = CPVS->asize = pvs->n;
85: CPVS->level = level;
86: if ( CPVS->n ) {
87: CPVS->va = (struct oPV *)MALLOC(CPVS->n*sizeof(struct oPV));
88: bcopy((char *)pvs->va,(char *)CPVS->va,(int)(pvs->n*sizeof(struct oPV)));
89: }
90: if ( nextbp )
91: nextbplevel++;
92: }
93:
94: void poppvs() {
95: PVSS = NEXT(PVSS);
96: if ( PVSS )
97: CPVS = (VS)BDY(PVSS);
98: else
99: CPVS = GPVS;
100: if ( nextbp )
101: nextbplevel--;
102: }
103:
104: int gdef;
105:
106: int makepvar(str)
107: char *str;
108: {
109: int c;
110:
111: c = getpvar(CPVS,str,0);
112: if ( gdef ) {
113: getpvar(EPVS,str,0);
114: if ( CPVS != GPVS ) {
115: getpvar(GPVS,str,0);
116: CPVS->va[c].attr = 1;
117: }
118: } else if ( (CPVS != GPVS) &&
119: (CPVS->va[c].attr || (getpvar(EPVS,str,1) >= 0)) ) {
120: CPVS->va[c].attr = 1;
121: c = (getpvar(GPVS,str,1)|MSB);
122: }
123: return c;
124: }
125:
126: extern FUNC parse_targetf;
127:
128: int searchpvar(str)
129: char *str;
130: {
131: VS pvs;
132: int i;
133:
134: if ( parse_targetf && parse_targetf->id != A_USR )
135: return -1;
136: pvs = parse_targetf ? parse_targetf->f.usrf->pvs : GPVS;
137: i = getpvar(pvs,str,1);
138: if ( ((i>=0)&&pvs->va[i].attr) || (i<0) )
139: return getpvar(GPVS,str,1)|MSB;
140: else
141: return i;
142: }
143:
144: int getpvar(pvs,str,searchonly)
145: VS pvs;
146: char *str;
147: int searchonly;
148: {
149: struct oPV *va;
150: PV v;
151: int i;
152:
153: for ( va = pvs->va, i = 0; i < (int)pvs->n; i++ )
154: if ( va[i].name && !strcmp(va[i].name,str) )
155: return i;
156: if ( searchonly )
157: return -1;
158: if ( pvs->asize == pvs->n )
159: reallocarray((char **)&pvs->va,(int *)&pvs->asize,(int *)&pvs->n,(int)sizeof(struct oPV));
160: v = &pvs->va[pvs->n];
161: NAME(v) = (char *)CALLOC(strlen(str)+1,sizeof(char));
162: strcpy(NAME(v),str); v->priv = 0;
163: v->attr= 0; v->type = -1; i = pvs->n; pvs->n++;
164: return i;
165: }
166:
167: #if defined(VISUAL)
168: #define PCLOSE _pclose
169: #else
170: #define PCLOSE pclose
171: #endif
172:
173: void closecurrentinput()
174: {
175: if ( asir_infile && !asir_infile->fp )
176: return;
177:
1.5 ! noro 178: #if defined(VISUAL)
1.1 noro 179: fclose(asir_infile->fp);
180: unlink(asir_infile->tname);
181: #else
182: PCLOSE(asir_infile->fp);
183: #endif
184: asir_infile = NEXT(asir_infile);
185: resetpvs();
186: }
187:
188: void resetpvs()
189: {
190: if ( !NEXT(asir_infile) ) {
191: PVSS = 0; CPVS = GPVS; nextbp = 0;
192: if ( EPVS->va ) {
193: bzero((char *)EPVS->va,(int)(EPVS->asize*sizeof(struct oPV))); EPVS->n = 0;
194: }
195: }
196: }
197:
198: static NODE saved_PVSS;
199: static VS saved_CPVS;
200: static int saved_nextbp, saved_nextbplevel;
201:
202: void savepvs()
203: {
204: saved_PVSS = PVSS;
205: saved_CPVS = CPVS;
206: saved_nextbp = nextbp;
207: saved_nextbplevel = nextbplevel;
208: }
209:
210: void restorepvs()
211: {
212: PVSS = saved_PVSS;
213: CPVS = saved_CPVS;
214: nextbp = saved_nextbp;
215: nextbplevel = saved_nextbplevel;
216: }
217:
218: void storeans(p)
219: pointer p;
220: {
221: if ( APVS->asize == APVS->n )
222: reallocarray((char **)&APVS->va,(int *)&APVS->asize,(int *)&APVS->n,(int)sizeof(struct oPV));
223: APVS->va[APVS->n++].priv = p;
224: }
225:
226: #if 0
227: pointer evalpv(id,tree,f)
228: int id;
229: NODE2 tree;
230: pointer f;
231: {
232: pointer a,val = 0;
233: pointer *addr;
234: int pv;
235: NODE ind,tn;
236:
237: switch ( id ) {
238: case I_PRESELF:
239: getmemberp((FNODE)tree,(Obj **)&addr);
240: (*((ARF)f)->fp)(CO,*addr,ONE,&val); *addr = val; break;
241: case I_POSTSELF:
242: getmemberp((FNODE)tree,(Obj **)&addr);
243: val = *addr; (*((ARF)f)->fp)(CO,*addr,ONE,&a); *addr = a; break;
244: case I_PVAR:
245: pv = (int)BDY1(tree); ind = (NODE)BDY2(tree); GETPV(pv,a);
246: if ( !ind )
247: val = a;
248: else {
249: evalnodebody(ind,&tn); getarray(a,tn,&val);
250: }
251: break;
252: case I_ASSPVAR:
253: pv = (int)BDY1(tree); ind = (NODE)BDY2(tree);
254: if ( !ind ) {
255: val = eval(f); ASSPV(pv,val);
256: } else {
257: GETPV(pv,a);
258: if ( a ) {
259: evalnodebody(ind,&tn); putarray(a,tn,val = eval(f));
260: }
261: }
262: break;
263: }
264: return val;
265: }
266: #endif
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