version 1.52, 2005/04/05 02:29:44 |
version 1.68, 2005/10/05 07:38:08 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.51 2004/08/05 00:56:54 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.67 2005/10/03 00:06:40 noro Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
#include "parse.h" |
#include "parse.h" |
Line 78 void Pquotetotex(); |
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Line 78 void Pquotetotex(); |
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void Pquotetotex_env(); |
void Pquotetotex_env(); |
void Pflatten_quote(); |
void Pflatten_quote(); |
void Pquote_to_funargs(),Pfunargs_to_quote(),Pget_function_name(); |
void Pquote_to_funargs(),Pfunargs_to_quote(),Pget_function_name(); |
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void Pquote_unify(),Pget_quote_id(),Pquote_match_rewrite(); |
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void Pquote_to_nary(),Pquote_to_bin(); |
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void do_assign(NODE arg); |
void fnodetotex_tb(FNODE f,TB tb); |
void fnodetotex_tb(FNODE f,TB tb); |
char *symbol_name(char *name); |
char *symbol_name(char *name); |
char *conv_rule(char *name); |
char *conv_rule(char *name); |
Line 87 void tb_to_string(TB tb,STRING *rp); |
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Line 90 void tb_to_string(TB tb,STRING *rp); |
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void fnodenodetotex_tb(NODE n,TB tb); |
void fnodenodetotex_tb(NODE n,TB tb); |
void fargstotex_tb(char *opname,FNODE f,TB tb); |
void fargstotex_tb(char *opname,FNODE f,TB tb); |
int top_is_minus(FNODE f); |
int top_is_minus(FNODE f); |
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int quote_unify(Obj f,Obj pat,NODE *rp); |
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struct ftab str_tab[] = { |
struct ftab str_tab[] = { |
{"sprintf",Psprintf,-99999999}, |
{"sprintf",Psprintf,-99999999}, |
Line 102 struct ftab str_tab[] = { |
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Line 106 struct ftab str_tab[] = { |
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{"clear_tb",Pclear_tb,1}, |
{"clear_tb",Pclear_tb,1}, |
{"tb_to_string",Ptb_to_string,1}, |
{"tb_to_string",Ptb_to_string,1}, |
{"string_to_tb",Pstring_to_tb,1}, |
{"string_to_tb",Pstring_to_tb,1}, |
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{"get_quote_id",Pget_quote_id,1}, |
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{"quote_to_nary",Pquote_to_nary,1}, |
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{"quote_to_bin",Pquote_to_bin,2}, |
{"quotetotex_tb",Pquotetotex_tb,2}, |
{"quotetotex_tb",Pquotetotex_tb,2}, |
{"quotetotex",Pquotetotex,1}, |
{"quotetotex",Pquotetotex,1}, |
{"quotetotex_env",Pquotetotex_env,-99999999}, |
{"quotetotex_env",Pquotetotex_env,-99999999}, |
{"flatten_quote",Pflatten_quote,2}, |
{"flatten_quote",Pflatten_quote,-2}, |
{"quote_to_funargs",Pquote_to_funargs,1}, |
{"quote_to_funargs",Pquote_to_funargs,1}, |
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{"quote_unify",Pquote_unify,2}, |
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{"quote_match_rewrite",Pquote_match_rewrite,-4}, |
{"funargs_to_quote",Pfunargs_to_quote,1}, |
{"funargs_to_quote",Pfunargs_to_quote,1}, |
{"get_function_name",Pget_function_name,1}, |
{"get_function_name",Pget_function_name,1}, |
{0,0,0}, |
{0,0,0}, |
Line 504 void Pwrite_to_tb(NODE arg,Q *rp) |
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Line 513 void Pwrite_to_tb(NODE arg,Q *rp) |
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*rp = 0; |
*rp = 0; |
} |
} |
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FNODE partial_eval(FNODE), quote_to_nary(FNODE), quote_to_bin(FNODE,int); |
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void Pquote_to_nary(NODE arg,QUOTE *rp) |
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{ |
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FNODE f; |
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f = quote_to_nary(BDY((QUOTE)ARG0(arg))); |
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MKQUOTE(*rp,f); |
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} |
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void Pquote_to_bin(NODE arg,QUOTE *rp) |
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{ |
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FNODE f; |
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int direction; |
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direction = QTOS((Q)ARG1(arg)); |
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f = quote_to_bin(BDY((QUOTE)ARG0(arg)),direction); |
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MKQUOTE(*rp,f); |
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} |
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void Pquote_unify(NODE arg,Q *rp) |
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{ |
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FNODE f,g; |
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Obj obj; |
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QUOTE q; |
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NODE r; |
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int ret; |
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#if 0 |
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g = partial_eval(BDY(((QUOTE)ARG0(arg)))); |
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MKQUOTE(q,g); |
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ret = quote_unify((Obj)q,(Obj)ARG1(arg),&r); |
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#else |
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obj = (Obj)ARG0(arg); |
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ret = quote_unify(obj,(Obj)ARG1(arg),&r); |
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#endif |
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if ( ret ) { |
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do_assign(r); |
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*rp = ONE; |
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} else |
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*rp = 0; |
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} |
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FNODE rewrite_fnode(FNODE,NODE); |
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extern Obj VOIDobj; |
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void Pquote_match_rewrite(NODE arg,Obj *rp) |
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{ |
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FNODE f,g,h,c,value; |
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Obj obj; |
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QUOTE q; |
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NODE r,t,s,s0,pair; |
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int ret,ind,ac; |
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obj = (Obj)ARG0(arg); |
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ret = quote_unify(obj,(Obj)ARG1(arg),&r); |
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if ( ret ) { |
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for ( t = r, s0 = 0; t; t = NEXT(t) ) { |
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NEXTNODE(s0,s); |
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pair = BDY((LIST)BDY(t)); |
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ind = (int)FA0((FNODE)BDY((QUOTE)BDY(pair))); |
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value = mkfnode(1,I_FORMULA,BDY(NEXT(pair))); |
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BDY(s) = mknode(2,ind,value); |
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} |
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if ( s0 ) NEXT(s) = 0; |
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switch ( ac = argc(arg) ) { |
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case 3: |
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h = rewrite_fnode(BDY((QUOTE)ARG2(arg)),s0); |
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*rp = eval(h); |
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break; |
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case 4: |
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c = rewrite_fnode(BDY((QUOTE)ARG2(arg)),s0); |
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if ( eval(c) ) { |
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h = rewrite_fnode(BDY((QUOTE)ARG3(arg)),s0); |
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*rp = eval(h); |
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} else |
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*rp = VOIDobj; |
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break; |
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default: |
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error("quote_match_rewrite : invalid argument"); |
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} |
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} else |
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*rp = VOIDobj; |
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} |
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void do_assign(NODE arg) |
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{ |
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NODE t,pair; |
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int pv; |
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QUOTE value; |
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for ( t = arg; t; t = NEXT(t) ) { |
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pair = BDY((LIST)BDY(t)); |
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pv = (int)FA0((FNODE)BDY((QUOTE)BDY(pair))); |
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value = (QUOTE)(BDY(NEXT(pair))); |
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ASSPV(pv,value); |
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} |
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} |
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/* |
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/* consistency check and merge |
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*/ |
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int merge_matching_node(NODE n,NODE a,NODE *rp) |
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{ |
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NODE ta,ba,tn,bn; |
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QUOTE pa,va,pn,vn; |
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if ( !n ) { |
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*rp = a; |
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return 1; |
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} |
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for ( ta = a; ta; ta = NEXT(ta) ) { |
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ba = BDY((LIST)BDY(ta)); |
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if ( !ba ) continue; |
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pa = (QUOTE)BDY(ba); va = (QUOTE)BDY(NEXT(ba)); |
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for ( tn = n; tn; tn = NEXT(tn) ) { |
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bn = BDY((LIST)BDY(tn)); |
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if ( !bn ) continue; |
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pn = (QUOTE)BDY(bn); vn = (QUOTE)BDY(NEXT(bn)); |
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if ( !compquote(CO,pa,pn) ) { |
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if ( !compquote(CO,va,vn) ) break; |
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else return 0; |
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} |
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} |
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if ( !tn ) { |
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MKNODE(tn,(pointer)BDY(ta),n); |
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n = tn; |
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} |
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} |
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*rp = n; |
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return 1; |
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} |
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int quote_unify_node(NODE f,NODE pat,NODE *rp) { |
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NODE r,a,tf,tp,r1; |
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int ret; |
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if ( length(f) != length(pat) ) return 0; |
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r = 0; |
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for ( tf = f, tp = pat; tf; tf = NEXT(tf), tp = NEXT(tp) ) { |
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ret = quote_unify((Obj)BDY(tf),(Obj)BDY(tp),&a); |
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if ( !ret ) return 0; |
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ret = merge_matching_node(r,a,&r1); |
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if ( !ret ) return 0; |
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else r = r1; |
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} |
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*rp = r; |
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return 1; |
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} |
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/* f = [a,b,c,...] pat = [X,Y,...] rpat matches the rest of f */ |
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int quote_unify_cons(NODE f,NODE pat,Obj rpat,NODE *rp) { |
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QUOTE q; |
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Q id; |
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FNODE fn; |
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NODE r,a,tf,tp,r1,arg; |
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int ret; |
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LIST list,alist; |
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/* matching of the head part */ |
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if ( length(f) < length(pat) ) return 0; |
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r = 0; |
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for ( tf = f, tp = pat; tp; tf = NEXT(tf), tp = NEXT(tp) ) { |
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ret = quote_unify((Obj)BDY(tf),(Obj)BDY(tp),&a); |
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if ( !ret ) return 0; |
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ret = merge_matching_node(r,a,&r1); |
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if ( !ret ) return 0; |
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else r = r1; |
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} |
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/* matching of the rest */ |
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MKLIST(list,tf); |
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STOQ(I_LIST,id); a = mknode(2,id,list); |
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MKLIST(alist,a); |
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arg = mknode(1,alist); |
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Pfunargs_to_quote(arg,&q); |
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ret = quote_unify((Obj)q,rpat,&a); |
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if ( !ret ) return 0; |
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ret = merge_matching_node(r,a,&r1); |
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if ( !ret ) return 0; |
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*rp = r1; |
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return 1; |
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} |
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void get_quote_id_arg(QUOTE f,int *id,NODE *r) |
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{ |
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LIST fa; |
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NODE arg,fab; |
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arg = mknode(1,f); Pquote_to_funargs(arg,&fa); fab = BDY((LIST)fa); |
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*id = QTOS((Q)BDY(fab)); *r = NEXT(fab); |
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} |
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/* *rp : [[quote(A),quote(1)],...] */ |
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int quote_unify(Obj f, Obj pat, NODE *rp) |
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{ |
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NODE tf,tp,head,body; |
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NODE parg,farg,r; |
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Obj rpat; |
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LIST fa,l; |
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int pid,id; |
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FUNC ff,pf; |
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int ret; |
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QUOTE q; |
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FNODE g; |
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if ( !f ) |
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if ( !pat ) { |
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*rp = 0; return 1; |
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} else |
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return 0; |
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else if ( OID(pat) == O_LIST ) { |
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if ( OID(f) == O_LIST ) |
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return quote_unify_node(BDY((LIST)f),BDY((LIST)pat),rp); |
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else |
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return 0; |
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} else if ( OID(pat) == O_QUOTE ) { |
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pid = ((FNODE)BDY((QUOTE)pat))->id; |
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switch ( pid ) { |
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case I_FORMULA: |
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if ( compquote(CO,f,pat) ) |
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return 0; |
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else { |
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*rp = 0; return 1; |
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} |
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break; |
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case I_LIST: case I_CONS: |
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get_quote_id_arg((QUOTE)pat,&pid,&parg); |
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if ( OID(f) == O_LIST ) |
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tf = BDY((LIST)f); |
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else if ( OID(f) == O_QUOTE |
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&& ((FNODE)BDY((QUOTE)f))->id == pid ) { |
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get_quote_id_arg((QUOTE)f,&id,&farg); |
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tf = BDY((LIST)BDY(farg)); |
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} else |
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return 0; |
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tp = BDY((LIST)BDY(parg)); |
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if ( pid == I_LIST ) |
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return quote_unify_node(tf,tp,rp); |
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else { |
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rpat = (Obj)BDY(NEXT(parg)); |
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return quote_unify_cons(tf,tp,rpat,rp); |
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} |
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case I_PVAR: |
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/* [[pat,f]] */ |
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r = mknode(2,pat,f); MKLIST(l,r); |
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*rp = mknode(1,l); |
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return 1; |
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case I_IFUNC: |
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/* F(X,Y,...) = ... */ |
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get_quote_id_arg((QUOTE)f,&id,&farg); |
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get_quote_id_arg((QUOTE)pat,&pid,&parg); |
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if ( id == I_FUNC ) { |
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r = mknode(2,BDY(parg),BDY(farg)); MKLIST(l,r); |
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head = mknode(1,l); |
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ret = quote_unify(BDY(NEXT(farg)), |
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BDY(NEXT(parg)),&body); |
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if ( !ret ) return 0; |
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else return merge_matching_node(head,body,rp); |
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} else |
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return 0; |
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case I_NARYOP: case I_BOP: case I_FUNC: |
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/* X+Y = ... */ |
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/* f(...) = ... */ |
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if ( OID(f) != O_QUOTE ) return 0; |
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id = ((FNODE)BDY((QUOTE)f))->id; |
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if ( pid == I_FUNC ) |
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; |
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else { |
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/* XXX converting to I_BOP */ |
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if ( pid == I_NARYOP ) { |
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g = quote_to_bin(BDY((QUOTE)pat),1); |
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MKQUOTE(q,g); pat = (Obj)q; |
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} |
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if ( id == I_NARYOP ) { |
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g = quote_to_bin(BDY((QUOTE)f),1); |
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MKQUOTE(q,g); f = (Obj)q; |
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} |
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} |
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get_quote_id_arg((QUOTE)pat,&pid,&parg); |
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get_quote_id_arg((QUOTE)f,&id,&farg); |
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if ( compqa(CO,BDY(farg),BDY(parg)) ) return 0; |
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return quote_unify_node(NEXT(farg),NEXT(parg),rp); |
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default: |
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if ( OID(f) != O_QUOTE ) return 0; |
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id = ((FNODE)BDY((QUOTE)f))->id; |
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if ( id != pid ) return 0; |
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get_quote_id_arg((QUOTE)pat,&pid,&parg); |
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get_quote_id_arg((QUOTE)f,&id,&farg); |
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return quote_unify_node(farg,parg,rp); |
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} |
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} |
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} |
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void Pquotetotex(NODE arg,STRING *rp) |
void Pquotetotex(NODE arg,STRING *rp) |
{ |
{ |
TB tb; |
TB tb; |
Line 1350 void Pflatten_quote(NODE arg,Obj *rp) |
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Line 1664 void Pflatten_quote(NODE arg,Obj *rp) |
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if ( !ARG0(arg) || OID((Obj)ARG0(arg)) != O_QUOTE ) |
if ( !ARG0(arg) || OID((Obj)ARG0(arg)) != O_QUOTE ) |
*rp = (Obj)ARG0(arg); |
*rp = (Obj)ARG0(arg); |
else { |
else if ( argc(arg) == 1 ) { |
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f = flatten_fnode(BDY((QUOTE)ARG0(arg)),"+"); |
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f = flatten_fnode(f,"*"); |
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MKQUOTE(q,f); |
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*rp = (Obj)q; |
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} else { |
f = flatten_fnode(BDY((QUOTE)ARG0(arg)),BDY((STRING)ARG1(arg))); |
f = flatten_fnode(BDY((QUOTE)ARG0(arg)),BDY((STRING)ARG1(arg))); |
MKQUOTE(q,f); |
MKQUOTE(q,f); |
*rp = (Obj)q; |
*rp = (Obj)q; |
} |
} |
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} |
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void Pget_quote_id(NODE arg,Q *rp) |
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{ |
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FNODE f; |
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QUOTE q; |
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q = (QUOTE)ARG0(arg); |
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if ( !q || OID(q) != O_QUOTE ) |
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error("get_quote_id : invalid argument"); |
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f = BDY(q); |
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STOQ((int)f->id,*rp); |
} |
} |
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void Pquote_to_funargs(NODE arg,LIST *rp) |
void Pquote_to_funargs(NODE arg,LIST *rp) |