version 1.2, 2000/02/03 05:45:44 |
version 1.5, 2000/03/02 07:16:09 |
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/* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.1.1.1 1999/12/03 07:39:07 noro Exp $ */ |
/* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.4 2000/02/07 06:04:56 noro Exp $ */ |
#include "ca.h" |
#include "ca.h" |
#include "parse.h" |
#include "parse.h" |
#include "ctype.h" |
#include "ctype.h" |
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#include "genpari.h" |
#include "genpari.h" |
extern jmp_buf environnement; |
extern jmp_buf environnement; |
#endif |
#endif |
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#include <string.h> |
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extern char *parse_strp; |
extern char *parse_strp; |
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void Prtostr(), Pstrtov(), Peval_str(); |
void Prtostr(), Pstrtov(), Peval_str(); |
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void Pstrtoascii(), Pasciitostr(); |
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void Pstr_len(), Pstr_chr(), Psub_str(); |
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struct ftab str_tab[] = { |
struct ftab str_tab[] = { |
{"rtostr",Prtostr,1}, |
{"rtostr",Prtostr,1}, |
{"strtov",Pstrtov,1}, |
{"strtov",Pstrtov,1}, |
{"eval_str",Peval_str,1}, |
{"eval_str",Peval_str,1}, |
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{"strtoascii",Pstrtoascii,1}, |
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{"asciitostr",Pasciitostr,1}, |
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{"str_len",Pstr_len,1}, |
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{"str_chr",Pstr_chr,3}, |
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{"sub_str",Psub_str,3}, |
{0,0,0}, |
{0,0,0}, |
}; |
}; |
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void Pstr_len(arg,rp) |
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NODE arg; |
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Q *rp; |
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{ |
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STRING str; |
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int r; |
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str = (STRING)ARG0(arg); |
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asir_assert(str,O_STR,"str_chr"); |
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r = strlen(BDY(str)); |
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STOQ(r,*rp); |
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} |
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void Pstr_chr(arg,rp) |
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NODE arg; |
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Q *rp; |
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{ |
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STRING str,terminator; |
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Q start; |
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char *p,*ind; |
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int chr,spos,r; |
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str = (STRING)ARG0(arg); |
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start = (Q)ARG1(arg); |
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terminator = (STRING)ARG2(arg); |
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asir_assert(str,O_STR,"str_chr"); |
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asir_assert(start,O_N,"str_chr"); |
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asir_assert(terminator,O_STR,"str_chr"); |
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p = BDY(str); |
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spos = QTOS(start); |
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chr = BDY(terminator)[0]; |
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if ( spos > strlen(p) ) |
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r = -1; |
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else { |
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ind = strchr(p+spos,chr); |
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if ( ind ) |
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r = ind-p; |
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else |
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r = -1; |
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} |
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STOQ(r,*rp); |
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} |
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void Psub_str(arg,rp) |
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NODE arg; |
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STRING *rp; |
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{ |
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STRING str; |
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Q head,tail; |
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char *p,*r; |
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int spos,epos,len; |
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str = (STRING)ARG0(arg); |
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head = (Q)ARG1(arg); |
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tail = (Q)ARG2(arg); |
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asir_assert(str,O_STR,"sub_str"); |
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asir_assert(head,O_N,"sub_str"); |
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asir_assert(tail,O_N,"sub_str"); |
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p = BDY(str); |
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spos = QTOS(head); |
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epos = QTOS(tail); |
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len = strlen(p); |
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if ( (spos >= len) || (epos < spos) ) { |
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*rp = 0; return; |
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} |
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if ( epos >= len ) |
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epos = len-1; |
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len = epos-spos+1; |
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r = (char *)MALLOC(len+1); |
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strncpy(r,p+spos,len); |
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r[len] = 0; |
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MKSTR(*rp,r); |
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} |
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void Pstrtoascii(arg,rp) |
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NODE arg; |
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LIST *rp; |
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{ |
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STRING str; |
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unsigned char *p; |
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int len,i; |
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NODE n,n1; |
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Q q; |
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str = (STRING)ARG0(arg); |
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asir_assert(str,O_STR,"strtoascii"); |
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p = BDY(str); |
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len = strlen(p); |
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for ( i = len-1, n = 0; i >= 0; i-- ) { |
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UTOQ((unsigned int)p[i],q); |
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MKNODE(n1,q,n); |
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n = n1; |
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} |
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MKLIST(*rp,n); |
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} |
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void Pasciitostr(arg,rp) |
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NODE arg; |
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STRING *rp; |
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{ |
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LIST list; |
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unsigned char *p; |
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int len,i,j; |
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NODE n; |
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Q q; |
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list = (LIST)ARG0(arg); |
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asir_assert(list,O_LIST,"asciitostr"); |
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n = BDY(list); |
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len = length(n); |
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p = MALLOC_ATOMIC(len+1); |
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for ( i = 0; i < len; i++, n = NEXT(n) ) { |
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q = (Q)BDY(n); |
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asir_assert(q,O_N,"asciitostr"); |
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j = QTOS(q); |
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if ( j >= 256 || j <= 0 ) |
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error("asciitostr : argument out of range"); |
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p[i] = j; |
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} |
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p[i] = 0; |
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MKSTR(*rp,(char *)p); |
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} |
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void Peval_str(arg,rp) |
void Peval_str(arg,rp) |
NODE arg; |
NODE arg; |