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xz: Fix comments.

This commit is contained in:
Lasse Collin 2015-01-09 21:50:19 +02:00
parent 541aee6dd4
commit a9b45badfe
1 changed files with 8 additions and 4 deletions
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12
src/xz/file_io.c
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@ -393,10 +393,11 @@ io_open_src_real(file_pair *pair)
#ifdef TUKLIB_DOSLIKE
setmode(STDIN_FILENO, O_BINARY);
#else
// Try to set stdout to non-blocking mode. It won't work
// Try to set stdin to non-blocking mode. It won't work
// e.g. on OpenBSD if stdout is e.g. /dev/null. In such
// case we proceed as if stdout were non-blocking anyway
// (in case of /dev/null it will be in practice).
// case we proceed as if stdin were non-blocking anyway
// (in case of /dev/null it will be in practice). The
// same applies to stdout in io_open_dest_real().
stdin_flags = fcntl(STDIN_FILENO, F_GETFL);
if (stdin_flags == -1) {
message_error(_("Error getting the file status flags "
@ -701,7 +702,10 @@ io_open_dest_real(file_pair *pair)
#ifdef TUKLIB_DOSLIKE
setmode(STDOUT_FILENO, O_BINARY);
#else
// Set O_NONBLOCK if it isn't already set.
// Try to set O_NONBLOCK if it isn't already set.
// If it fails, we assume that stdout is non-blocking
// in practice. See the comments in io_open_src_real()
// for similar situation with stdin.
//
// NOTE: O_APPEND may be unset later in this function
// and it relies on stdout_flags being set here.