diff options
Diffstat (limited to 'Build/source/utils/pmx/pmx-2.6.18/libf2c/fmt.c')
-rw-r--r-- | Build/source/utils/pmx/pmx-2.6.18/libf2c/fmt.c | 525 |
1 files changed, 525 insertions, 0 deletions
diff --git a/Build/source/utils/pmx/pmx-2.6.18/libf2c/fmt.c b/Build/source/utils/pmx/pmx-2.6.18/libf2c/fmt.c new file mode 100644 index 00000000000..80bcd0a7663 --- /dev/null +++ b/Build/source/utils/pmx/pmx-2.6.18/libf2c/fmt.c @@ -0,0 +1,525 @@ +#include "f2c.h" +#include "fio.h" +#include "fmt.h" +#ifdef __cplusplus +extern "C" { +#endif +#define skip(s) while(*s==' ') s++ +#ifdef interdata +#define SYLMX 300 +#endif +#ifdef pdp11 +#define SYLMX 300 +#endif +#ifdef vax +#define SYLMX 300 +#endif +#ifndef SYLMX +#define SYLMX 300 +#endif +#define GLITCH '\2' + /* special quote character for stu */ +extern flag f__cblank,f__cplus; /*blanks in I and compulsory plus*/ +static struct syl f__syl[SYLMX]; +int f__parenlvl,f__pc,f__revloc; + + static +#ifdef KR_headers +char *ap_end(s) char *s; +#else +char *ap_end(char *s) +#endif +{ char quote; + quote= *s++; + for(;*s;s++) + { if(*s!=quote) continue; + if(*++s!=quote) return(s); + } + if(f__elist->cierr) { + errno = 100; + return(NULL); + } + f__fatal(100, "bad string"); + /*NOTREACHED*/ return 0; +} + static int +#ifdef KR_headers +op_gen(a,b,c,d) +#else +op_gen(int a, int b, int c, int d) +#endif +{ struct syl *p= &f__syl[f__pc]; + if(f__pc>=SYLMX) + { fprintf(stderr,"format too complicated:\n"); + sig_die(f__fmtbuf, 1); + } + p->op=a; + p->p1=b; + p->p2.i[0]=c; + p->p2.i[1]=d; + return(f__pc++); +} +#ifdef KR_headers +static char *f_list(); +static char *gt_num(s,n,n1) char *s; int *n, n1; +#else +static char *f_list(char*); +static char *gt_num(char *s, int *n, int n1) +#endif +{ int m=0,f__cnt=0; + char c; + for(c= *s;;c = *s) + { if(c==' ') + { s++; + continue; + } + if(c>'9' || c<'0') break; + m=10*m+c-'0'; + f__cnt++; + s++; + } + if(f__cnt==0) { + if (!n1) + s = 0; + *n=n1; + } + else *n=m; + return(s); +} + + static +#ifdef KR_headers +char *f_s(s,curloc) char *s; +#else +char *f_s(char *s, int curloc) +#endif +{ + skip(s); + if(*s++!='(') + { + return(NULL); + } + if(f__parenlvl++ ==1) f__revloc=curloc; + if(op_gen(RET1,curloc,0,0)<0 || + (s=f_list(s))==NULL) + { + return(NULL); + } + skip(s); + return(s); +} + + static int +#ifdef KR_headers +ne_d(s,p) char *s,**p; +#else +ne_d(char *s, char **p) +#endif +{ int n,x,sign=0; + struct syl *sp; + switch(*s) + { + default: + return(0); + case ':': (void) op_gen(COLON,0,0,0); break; + case '$': + (void) op_gen(NONL, 0, 0, 0); break; + case 'B': + case 'b': + if(*++s=='z' || *s == 'Z') (void) op_gen(BZ,0,0,0); + else (void) op_gen(BN,0,0,0); + break; + case 'S': + case 's': + if(*(s+1)=='s' || *(s+1) == 'S') + { x=SS; + s++; + } + else if(*(s+1)=='p' || *(s+1) == 'P') + { x=SP; + s++; + } + else x=S; + (void) op_gen(x,0,0,0); + break; + case '/': (void) op_gen(SLASH,0,0,0); break; + case '-': sign=1; + case '+': s++; /*OUTRAGEOUS CODING TRICK*/ + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + if (!(s=gt_num(s,&n,0))) { + bad: *p = 0; + return 1; + } + switch(*s) + { + default: + return(0); + case 'P': + case 'p': if(sign) n= -n; (void) op_gen(P,n,0,0); break; + case 'X': + case 'x': (void) op_gen(X,n,0,0); break; + case 'H': + case 'h': + sp = &f__syl[op_gen(H,n,0,0)]; + sp->p2.s = s + 1; + s+=n; + break; + } + break; + case GLITCH: + case '"': + case '\'': + sp = &f__syl[op_gen(APOS,0,0,0)]; + sp->p2.s = s; + if((*p = ap_end(s)) == NULL) + return(0); + return(1); + case 'T': + case 't': + if(*(s+1)=='l' || *(s+1) == 'L') + { x=TL; + s++; + } + else if(*(s+1)=='r'|| *(s+1) == 'R') + { x=TR; + s++; + } + else x=T; + if (!(s=gt_num(s+1,&n,0))) + goto bad; + s--; + (void) op_gen(x,n,0,0); + break; + case 'X': + case 'x': (void) op_gen(X,1,0,0); break; + case 'P': + case 'p': (void) op_gen(P,1,0,0); break; + } + s++; + *p=s; + return(1); +} + + static int +#ifdef KR_headers +e_d(s,p) char *s,**p; +#else +e_d(char *s, char **p) +#endif +{ int i,im,n,w,d,e,found=0,x=0; + char *sv=s; + s=gt_num(s,&n,1); + (void) op_gen(STACK,n,0,0); + switch(*s++) + { + default: break; + case 'E': + case 'e': x=1; + case 'G': + case 'g': + found=1; + if (!(s=gt_num(s,&w,0))) { + bad: + *p = 0; + return 1; + } + if(w==0) break; + if(*s=='.') { + if (!(s=gt_num(s+1,&d,0))) + goto bad; + } + else d=0; + if(*s!='E' && *s != 'e') + (void) op_gen(x==1?E:G,w,d,0); /* default is Ew.dE2 */ + else { + if (!(s=gt_num(s+1,&e,0))) + goto bad; + (void) op_gen(x==1?EE:GE,w,d,e); + } + break; + case 'O': + case 'o': + i = O; + im = OM; + goto finish_I; + case 'Z': + case 'z': + i = Z; + im = ZM; + goto finish_I; + case 'L': + case 'l': + found=1; + if (!(s=gt_num(s,&w,0))) + goto bad; + if(w==0) break; + (void) op_gen(L,w,0,0); + break; + case 'A': + case 'a': + found=1; + skip(s); + if(*s>='0' && *s<='9') + { s=gt_num(s,&w,1); + if(w==0) break; + (void) op_gen(AW,w,0,0); + break; + } + (void) op_gen(A,0,0,0); + break; + case 'F': + case 'f': + if (!(s=gt_num(s,&w,0))) + goto bad; + found=1; + if(w==0) break; + if(*s=='.') { + if (!(s=gt_num(s+1,&d,0))) + goto bad; + } + else d=0; + (void) op_gen(F,w,d,0); + break; + case 'D': + case 'd': + found=1; + if (!(s=gt_num(s,&w,0))) + goto bad; + if(w==0) break; + if(*s=='.') { + if (!(s=gt_num(s+1,&d,0))) + goto bad; + } + else d=0; + (void) op_gen(D,w,d,0); + break; + case 'I': + case 'i': + i = I; + im = IM; + finish_I: + if (!(s=gt_num(s,&w,0))) + goto bad; + found=1; + if(w==0) break; + if(*s!='.') + { (void) op_gen(i,w,0,0); + break; + } + if (!(s=gt_num(s+1,&d,0))) + goto bad; + (void) op_gen(im,w,d,0); + break; + } + if(found==0) + { f__pc--; /*unSTACK*/ + *p=sv; + return(0); + } + *p=s; + return(1); +} + static +#ifdef KR_headers +char *i_tem(s) char *s; +#else +char *i_tem(char *s) +#endif +{ char *t; + int n,curloc; + if(*s==')') return(s); + if(ne_d(s,&t)) return(t); + if(e_d(s,&t)) return(t); + s=gt_num(s,&n,1); + if((curloc=op_gen(STACK,n,0,0))<0) return(NULL); + return(f_s(s,curloc)); +} + + static +#ifdef KR_headers +char *f_list(s) char *s; +#else +char *f_list(char *s) +#endif +{ + for(;*s!=0;) + { skip(s); + if((s=i_tem(s))==NULL) return(NULL); + skip(s); + if(*s==',') s++; + else if(*s==')') + { if(--f__parenlvl==0) + { + (void) op_gen(REVERT,f__revloc,0,0); + return(++s); + } + (void) op_gen(GOTO,0,0,0); + return(++s); + } + } + return(NULL); +} + + int +#ifdef KR_headers +pars_f(s) char *s; +#else +pars_f(char *s) +#endif +{ + f__parenlvl=f__revloc=f__pc=0; + if(f_s(s,0) == NULL) + { + return(-1); + } + return(0); +} +#define STKSZ 10 +int f__cnt[STKSZ],f__ret[STKSZ],f__cp,f__rp; +flag f__workdone, f__nonl; + + static int +#ifdef KR_headers +type_f(n) +#else +type_f(int n) +#endif +{ + switch(n) + { + default: + return(n); + case RET1: + return(RET1); + case REVERT: return(REVERT); + case GOTO: return(GOTO); + case STACK: return(STACK); + case X: + case SLASH: + case APOS: case H: + case T: case TL: case TR: + return(NED); + case F: + case I: + case IM: + case A: case AW: + case O: case OM: + case L: + case E: case EE: case D: + case G: case GE: + case Z: case ZM: + return(ED); + } +} +#ifdef KR_headers +integer do_fio(number,ptr,len) ftnint *number; ftnlen len; char *ptr; +#else +integer do_fio(ftnint *number, char *ptr, ftnlen len) +#endif +{ struct syl *p; + int n,i; + for(i=0;i<*number;i++,ptr+=len) + { +loop: switch(type_f((p= &f__syl[f__pc])->op)) + { + default: + fprintf(stderr,"unknown code in do_fio: %d\n%s\n", + p->op,f__fmtbuf); + err(f__elist->cierr,100,"do_fio"); + case NED: + if((*f__doned)(p)) + { f__pc++; + goto loop; + } + f__pc++; + continue; + case ED: + if(f__cnt[f__cp]<=0) + { f__cp--; + f__pc++; + goto loop; + } + if(ptr==NULL) + return((*f__doend)()); + f__cnt[f__cp]--; + f__workdone=1; + if((n=(*f__doed)(p,ptr,len))>0) + errfl(f__elist->cierr,errno,"fmt"); + if(n<0) + err(f__elist->ciend,(EOF),"fmt"); + continue; + case STACK: + f__cnt[++f__cp]=p->p1; + f__pc++; + goto loop; + case RET1: + f__ret[++f__rp]=p->p1; + f__pc++; + goto loop; + case GOTO: + if(--f__cnt[f__cp]<=0) + { f__cp--; + f__rp--; + f__pc++; + goto loop; + } + f__pc=1+f__ret[f__rp--]; + goto loop; + case REVERT: + f__rp=f__cp=0; + f__pc = p->p1; + if(ptr==NULL) + return((*f__doend)()); + if(!f__workdone) return(0); + if((n=(*f__dorevert)()) != 0) return(n); + goto loop; + case COLON: + if(ptr==NULL) + return((*f__doend)()); + f__pc++; + goto loop; + case NONL: + f__nonl = 1; + f__pc++; + goto loop; + case S: + case SS: + f__cplus=0; + f__pc++; + goto loop; + case SP: + f__cplus = 1; + f__pc++; + goto loop; + case P: f__scale=p->p1; + f__pc++; + goto loop; + case BN: + f__cblank=0; + f__pc++; + goto loop; + case BZ: + f__cblank=1; + f__pc++; + goto loop; + } + } + return(0); +} + + int +en_fio(Void) +{ ftnint one=1; + return(do_fio(&one,(char *)NULL,(ftnint)0)); +} + + VOID +fmt_bg(Void) +{ + f__workdone=f__cp=f__rp=f__pc=f__cursor=0; + f__cnt[0]=f__ret[0]=0; +} +#ifdef __cplusplus +} +#endif |