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libbio: add casts to remove -Wconversion warnings

Browse source 
Update #5764

R=golang-dev, dave, rsc
CC=golang-dev
https://golang.org/cl/12388043
This commit is contained in:
Ian Lance Taylor 2013-08-03 11:36:47 -07:00
parent a039bf20be
commit 5437eefa65
11 changed files with 29 additions and 29 deletions
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2
src/libbio/bflush.c
View file

@ -37,7 +37,7 @@ Bflush(Biobuf *bp)
n = bp->bsize+bp->ocount;
if(n == 0)
return 0;
c = write(bp->fid, bp->bbuf, n);
c = (int)write(bp->fid, bp->bbuf, (size_t)n);
if(n == c) {
bp->offset += n;
bp->ocount = -bp->bsize;

4
src/libbio/bgetc.c
View file

@ -49,7 +49,7 @@ loop:
* buffer to allow that many ungets.
*/
memmove(bp->bbuf-Bungetsize, bp->ebuf-Bungetsize, Bungetsize);
i = read(bp->fid, bp->bbuf, bp->bsize);
i = (int)read(bp->fid, bp->bbuf, (size_t)bp->bsize);
bp->gbuf = bp->bbuf;
if(i <= 0) {
bp->state = Bracteof;
@ -58,7 +58,7 @@ loop:
return Beof;
}
if(i < bp->bsize) {
memmove(bp->ebuf-i-Bungetsize, bp->bbuf-Bungetsize, i+Bungetsize);
memmove(bp->ebuf-i-Bungetsize, bp->bbuf-Bungetsize, (size_t)(i+Bungetsize));
bp->gbuf = bp->ebuf-i;
}
bp->icount = -i;

4
src/libbio/bgetrune.c
View file

@ -40,13 +40,13 @@ Bgetrune(Biobuf *bp)
bp->runesize = 1;
return c;
}
str[0] = c;
str[0] = (char)c;
for(i=1;;) {
c = Bgetc(bp);
if(c < 0)
return c;
str[i++] = c;
str[i++] = (char)c;
if(fullrune(str, i)) {
bp->runesize = chartorune(&rune, str);

4
src/libbio/bprint.c
View file

@ -49,7 +49,7 @@ bflush(Fmt *f)
return 0;
bp = f->farg;
bp->ocount = (char*)f->to - (char*)f->stop;
bp->ocount = (int)((char*)f->to - (char*)f->stop);
if(Bflush(bp) < 0) {
f->stop = nil;
f->to = nil;
@ -76,7 +76,7 @@ Bvprint(Biobuf *bp, char *fmt, va_list arg)
n = fmtvprint(&f, fmt, arg);
if(f.stop != nil)
bp->ocount = (char*)f.to - (char*)f.stop;
bp->ocount = (int)((char*)f.to - (char*)f.stop);
return n;
}

2
src/libbio/bputc.c
View file

@ -35,7 +35,7 @@ Bputc(Biobuf *bp, int c)
for(;;) {
i = bp->ocount;
if(i) {
bp->ebuf[i++] = c;
bp->ebuf[i++] = (unsigned char)c;
bp->ocount = i;
return 0;
}

4
src/libbio/bputrune.c
View file

@ -35,9 +35,9 @@ Bputrune(Biobuf *bp, long c)
char str[UTFmax];
int n;
rune = c;
rune = (Rune)c;
if(rune < Runeself) {
Bputc(bp, rune);
Bputc(bp, (int)rune);
return 1;
}
n = runetochar(str, &rune);

16
src/libbio/brdline.c
View file

@ -51,9 +51,9 @@ Brdline(Biobuf *bp, int delim)
* first try in remainder of buffer (gbuf doesn't change)
*/
ip = (char*)bp->ebuf - i;
ep = memchr(ip, delim, i);
ep = memchr(ip, delim, (size_t)i);
if(ep) {
j = (ep - ip) + 1;
j = (int)((ep - ip) + 1);
bp->rdline = j;
bp->icount += j;
return ip;
@ -63,7 +63,7 @@ Brdline(Biobuf *bp, int delim)
* copy data to beginning of buffer
*/
if(i < bp->bsize)
memmove(bp->bbuf, ip, i);
memmove(bp->bbuf, ip, (size_t)i);
bp->gbuf = bp->bbuf;
/*
@ -71,12 +71,12 @@ Brdline(Biobuf *bp, int delim)
*/
ip = (char*)bp->bbuf + i;
while(i < bp->bsize) {
j = read(bp->fid, ip, bp->bsize-i);
j = (int)read(bp->fid, ip, (size_t)(bp->bsize-i));
if(j <= 0) {
/*
* end of file with no delim
*/
memmove(bp->ebuf-i, bp->bbuf, i);
memmove(bp->ebuf-i, bp->bbuf, (size_t)i);
bp->rdline = i;
bp->icount = -i;
bp->gbuf = bp->ebuf-i;
@ -84,7 +84,7 @@ Brdline(Biobuf *bp, int delim)
}
bp->offset += j;
i += j;
ep = memchr(ip, delim, j);
ep = memchr(ip, delim, (size_t)j);
if(ep) {
/*
* found in new piece
@ -92,10 +92,10 @@ Brdline(Biobuf *bp, int delim)
*/
ip = (char*)bp->ebuf - i;
if(i < bp->bsize){
memmove(ip, bp->bbuf, i);
memmove(ip, bp->bbuf, (size_t)i);
bp->gbuf = (unsigned char*)ip;
}
j = (ep - (char*)bp->bbuf) + 1;
j = (int)((ep - (char*)bp->bbuf) + 1);
bp->rdline = j;
bp->icount = j - i;
return ip;

4
src/libbio/brdstr.c
View file

@ -37,14 +37,14 @@ Brdstr(Biobuf *bp, int delim, int nulldelim)
linelen = Blinelen(bp);
if(n == 0 && linelen == 0)
return nil;
nq = realloc(q, n+linelen+1);
nq = realloc(q, (size_t)(n+linelen+1));
if(nq == nil) {
free(q);
return nil;
}
q = nq;
if(p != nil) {
memmove(q+n, p, linelen);
memmove(q+n, p, (size_t)linelen);
n += linelen;
if(nulldelim)
q[n-1] = '\0';

8
src/libbio/bread.c
View file

@ -41,11 +41,11 @@ Bread(Biobuf *bp, void *ap, long count)
while(c > 0) {
n = -ic;
if(n > c)
n = c;
n = (int)c;
if(n == 0) {
if(bp->state != Bractive)
break;
i = read(bp->fid, bp->bbuf, bp->bsize);
i = (int)read(bp->fid, bp->bbuf, (size_t)bp->bsize);
if(i <= 0) {
bp->state = Bracteof;
if(i < 0)
@ -55,13 +55,13 @@ Bread(Biobuf *bp, void *ap, long count)
bp->gbuf = bp->bbuf;
bp->offset += i;
if(i < bp->bsize) {
memmove(bp->ebuf-i, bp->bbuf, i);
memmove(bp->ebuf-i, bp->bbuf, (size_t)i);
bp->gbuf = bp->ebuf-i;
}
ic = -i;
continue;
}
memmove(p, bp->ebuf+ic, n);
memmove(p, bp->ebuf+ic, (size_t)n);
c -= n;
ic += n;
p += n;

4
src/libbio/bseek.c
View file

@ -62,9 +62,9 @@ Bseek(Biobuf *bp, vlong offset, int base)
*/
if(base == 0) {
d = n - Boffset(bp);
bufsz = bp->ebuf - bp->gbuf;
bufsz = (int)(bp->ebuf - bp->gbuf);
if(-bufsz <= d && d <= bufsz){
bp->icount += d;
bp->icount += (int)d;
if(d >= 0) {
if(bp->icount <= 0)
return n;

6
src/libbio/bwrite.c
View file

@ -41,11 +41,11 @@ Bwrite(Biobuf *bp, void *ap, long count)
while(c > 0) {
n = -oc;
if(n > c)
n = c;
n = (int)c;
if(n == 0) {
if(bp->state != Bwactive)
return Beof;
i = write(bp->fid, bp->bbuf, bp->bsize);
i = (int)write(bp->fid, bp->bbuf, (size_t)bp->bsize);
if(i != bp->bsize) {
bp->state = Binactive;
return Beof;
@ -54,7 +54,7 @@ Bwrite(Biobuf *bp, void *ap, long count)
oc = -bp->bsize;
continue;
}
memmove(bp->ebuf+oc, p, n);
memmove(bp->ebuf+oc, p, (size_t)n);
oc += n;
c -= n;
p += n;