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libc testsuite + fixes

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git-svn-id: svn://kolibrios.org@6433 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
siemargl
2016-05-19 12:15:22 +00:00
parent cd8030cee3
commit ace23ebbe2
86 changed files with 3327 additions and 197 deletions
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24
programs/develop/ktcc/trunk/libc/stdio/fread.c
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@@ -6,10 +6,20 @@ int fread(void *buffer,int size,int count,FILE* file)
dword res;
dword fullsize;
if ((file->mode!=FILE_OPEN_READ) || (file->mode==FILE_OPEN_PLUS)) return 0;
if(!file || !buffer)
{
errno = E_INVALIDPTR;
return 0;
}
if ((file->mode &3)!=FILE_OPEN_READ && (file->mode & FILE_OPEN_PLUS==0))
{
errno = E_ACCESS;
return 0;
}
fullsize=count*size;
if ((fullsize+file->filepos)>(file->filesize))
if ((fullsize+file->filepos)>=(file->filesize))
{
fullsize=file->filesize-file->filepos;
if (fullsize<=0) return(0);
@@ -17,10 +27,14 @@ int fread(void *buffer,int size,int count,FILE* file)
res=_ksys_readfile(file->filename,file->filepos,fullsize,buffer);
if (res==0)
{
{
file->filepos=file->filepos+fullsize;
fullsize=fullsize/size;
return(fullsize);
}
else return 0;
}
else
{
errno = -res;
return 0;
}
}