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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* readobj2.c - routines for reading in object descriptions. |
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*/ |
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#include "standard.h" |
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#include <ctype.h> |
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#include <stdio.h> |
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#include "platform.h" |
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#include "paths.h" |
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#include "rtmath.h" |
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#include "rtio.h" |
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#include "rterror.h" |
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#include "object.h" |
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#include "otypes.h" |
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#include "oconv.h" |
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#include <ctype.h> |
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extern char *fgetword(); |
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static void getobject2(char *name, FILE *fp, ro_cbfunc f); |
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OBJREC *objblock[MAXOBJBLK]; /* our objects */ |
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OBJECT nobjects = 0; /* # of objects */ |
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int newobject() {return(0);} |
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readobj(input, callback) /* read in an object file or stream */ |
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char *input; |
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int (*callback)(); |
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void |
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readobj2( /* read in an object file or stream */ |
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char *input, |
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ro_cbfunc callback |
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) |
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{ |
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FILE *popen(); |
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char *fgets(), *fgetline(); |
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FILE *infp; |
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char buf[512]; |
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char buf[2048]; |
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register int c; |
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if (input == NULL) { |
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} else if (c == '!') { /* command */ |
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ungetc(c, infp); |
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fgetline(buf, sizeof(buf), infp); |
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readobj(buf, callback); |
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readobj2(buf, callback); |
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} else { /* object */ |
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ungetc(c, infp); |
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getobject(input, infp, callback); |
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getobject2(input, infp, callback); |
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} |
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} |
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if (input[0] == '!') |
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pclose(infp); |
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else |
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if (input[0] == '!') { |
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if (pclose(infp) != 0) { |
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sprintf(errmsg, "bad status from \"%s\"", input); |
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error(SYSTEM, errmsg); |
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} |
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} else |
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fclose(infp); |
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} |
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getobject(name, fp, f) /* read the next object */ |
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char *name; |
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FILE *fp; |
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int (*f)(); |
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static void |
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getobject2( /* read the next object */ |
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char *name, |
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FILE *fp, |
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ro_cbfunc f |
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) |
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{ |
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char sbuf[MAXSTR]; |
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OBJREC thisobj; |
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thisobj.omod = OVOID; |
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/* get type */ |
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fgetword(sbuf, MAXSTR, fp); |
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if (!strcmp(sbuf, ALIASID)) |
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thisobj.otype = -1; |
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else if ((thisobj.otype = otype(sbuf)) < 0) { |
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if ((thisobj.otype = otype(sbuf)) < 0) { |
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sprintf(errmsg, "(%s): unknown type \"%s\"", name, sbuf); |
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error(USER, errmsg); |
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} |
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fgetword(sbuf, MAXSTR, fp); |
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thisobj.oname = sbuf; |
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/* get arguments */ |
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if (thisobj.otype == -1) { |
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if (thisobj.otype == MOD_ALIAS) { |
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fscanf(fp, "%*s"); |
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return; |
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} |
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objerror(&thisobj, USER, errmsg); |
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} |
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thisobj.os = NULL; |
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thisobj.lastrno = -1; |
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/* call function */ |
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(*f)(&thisobj); |
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/* free memory */ |
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if (thisobj.os != NULL) |
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switch (thisobj.otype) { |
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case OBJ_CONE: |
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case OBJ_CUP: |
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case OBJ_CYLINDER: |
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case OBJ_TUBE: |
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case OBJ_RING: |
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freecone(&thisobj); |
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break; |
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case OBJ_FACE: |
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freeface(&thisobj); |
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break; |
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case OBJ_INSTANCE: |
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freeinstance(&thisobj); |
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break; |
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} |
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freefargs(&thisobj.oargs); |
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free_os(&thisobj); |
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} |
