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various little changes.

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also pick up latest fltfmt from plan 9
This commit is contained in:
rsc 2004-12-26 22:36:12 +00:00
parent 5f8fa94796
commit 3f1a219769
1 changed files with 17 additions and 19 deletions
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36
src/lib9/fmt/dofmt.c
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@ -252,18 +252,18 @@ __runefmt(Fmt *f)
int
fmtstrcpy(Fmt *f, char *s)
{
int p, i;
int i, j;
Rune r;
if(!s)
return __fmtcpy(f, "<nil>", 5, 5);
/* if precision is specified, make sure we don't wander off the end */
if(f->flags & FmtPrec){
p = f->prec;
for(i = 0; i < p; i++)
if(s[i] == 0)
break;
return __fmtcpy(f, s, utfnlen(s, i), i); /* BUG?: won't print a partial rune at end */
i = 0;
for(j=0; j<f->prec && s[i]; j++)
i += chartorune(&r, s+i);
return __fmtcpy(f, s, j, i);
}
return __fmtcpy(f, s, utflen(s), strlen(s));
}
@ -335,19 +335,21 @@ __ifmt(Fmt *f)
isv = 0;
vu = 0;
u = 0;
#ifndef PLAN9PORT
/*
* Unsigned verbs
* Unsigned verbs for ANSI C
*/
switch(f->r){
/* unsigned by default only on Unix
case 'x':
case 'X':
*/
case 'o':
case 'u':
case 'p':
fl |= FmtUnsigned;
fl &= ~(FmtSign|FmtSpace);
break;
}
#endif
if(f->r == 'p'){
u = (ulong)va_arg(f->args, void*);
f->r = 'x';
@ -383,8 +385,6 @@ __ifmt(Fmt *f)
switch(f->r){
case 'd':
case 'i':
base = 10;
break;
case 'u':
base = 10;
break;
@ -404,9 +404,7 @@ __ifmt(Fmt *f)
default:
return -1;
}
if(fl & FmtUnsigned)
fl &= ~(FmtSign|FmtSpace);
else{
if(!(fl & FmtUnsigned)){
if(isv && (vlong)vu < 0){
vu = -(vlong)vu;
neg = 1;
@ -441,10 +439,8 @@ __ifmt(Fmt *f)
}
}
if(n == 0){
if(!(fl & FmtPrec) || f->prec != 0){
*p-- = '0';
n = 1;
}
*p-- = '0';
n = 1;
}
for(w = f->prec; n < w && p > buf+3; n++)
*p-- = '0';
@ -530,9 +526,11 @@ __flagfmt(Fmt *f)
f->flags |= FmtByte;
f->flags |= FmtShort;
break;
#ifndef PLAN9PORT
case 'L':
f->flags |= FmtLDouble;
break;
#endif
case 'l':
if(f->flags & FmtLong)
f->flags |= FmtVLong;