apio/Luna
1
1
Fork 0
Code Issues Pull Requests Actions Projects Releases 8 Wiki Activity

libc: Reset the read buffer even when read() returns an error

Browse Source 
This fixes the same data being read multiple times if an error was returned
This commit is contained in:
apio 2023-08-08 10:39:15 +02:00
parent 7c254e5e15
commit 198935eb30
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libc/src/stdio.cpp
View File

@ -135,6 +135,8 @@ static ssize_t read_data_into_buffer(FILE* stream)
stream->_buf.index = 0; stream->_buf.index = 0;
ssize_t nread = read(stream->_fd, stream->_buf.buffer, stream->_buf.capacity); ssize_t nread = read(stream->_fd, stream->_buf.buffer, stream->_buf.capacity);
if (nread >= 0) stream->_buf.size = nread; if (nread >= 0) stream->_buf.size = nread;
else
stream->_buf.size = 0;
stream->_buf.status |= FileStatusFlags::LastRead; stream->_buf.status |= FileStatusFlags::LastRead;
return nread; return nread;
} }