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ICU-1881 dont use T_FileStream_size and assert the return value, use T_FileStream_read's return value

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X-SVN-Rev: 9847
This commit is contained in:
Ram Viswanadha 2002-09-06 22:15:37 +00:00
parent 07884ea2ed
commit bb3c25cdde
1 changed files with 4 additions and 4 deletions
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8
icu4c/source/tools/toolutil/ucbuf.c
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@ -41,19 +41,19 @@ struct UCHARBUF {
static UBool ucbuf_autodetect_nrw(FileStream* in, const char** cp,int* numRead){
/* initial 0xa5 bytes: make sure that if we read <4 bytes we don't misdetect something */
char start[4]={ '\xa5', '\xa5', '\xa5', '\xa5' };
int cap =T_FileStream_size(in);
UBool autodetect;
int signatureLength;
*numRead=0;
*cp="";
if(cap<=0) {
autodetect = TRUE;
*numRead=T_FileStream_read(in, start, 4); /* *numRead might be <4 */
if(*numRead<2){
return FALSE;
}
autodetect = TRUE;
*numRead=T_FileStream_read(in, start, 4); /* *numRead might be <4 */
if(start[0] == '\xFE' && start[1] == '\xFF') {
*cp = "UTF-16BE";
signatureLength=2;