diff options
| author |   markus <markus@openbsd.org> | 2001-05-06 21:45:14 +0000 |
|---|---|---|
| committer | markus <markus@openbsd.org> | 2001-05-06 21:45:14 +0000 |
| commit | b43a7a0b593e6e3ca6382a5303307ee302e3f152 (patch) | |
| tree | eee5756b530c103d8b26ee1d2feadd99753711b7 /usr.bin/ssh/clientloop.c | |
| parent | Add casts to vaddr_t to round_page() and trunc_page() calls since (diff) | |
| download | wireguard-openbsd-b43a7a0b593e6e3ca6382a5303307ee302e3f152.tar.xz wireguard-openbsd-b43a7a0b593e6e3ca6382a5303307ee302e3f152.zip | |
use atomicio for flushing stdout/stderr bufs. thanks to jbw@izanami.cee.hw.ac.uk
Diffstat (limited to 'usr.bin/ssh/clientloop.c')
| -rw-r--r-- | usr.bin/ssh/clientloop.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/usr.bin/ssh/clientloop.c b/usr.bin/ssh/clientloop.c index 2bc5b54aa64..3294b0cfe4a 100644 --- a/usr.bin/ssh/clientloop.c +++ b/usr.bin/ssh/clientloop.c @@ -59,7 +59,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: clientloop.c,v 1.67 2001/05/04 23:47:34 markus Exp $"); +RCSID("$OpenBSD: clientloop.c,v 1.68 2001/05/06 21:45:14 markus Exp $"); #include "ssh.h" #include "ssh1.h" @@ -936,25 +936,21 @@ client_loop(int have_pty, int escape_char_arg, int ssh2_chan_id) buffer_append(&stderr_buffer, buf, strlen(buf)); } /* Output any buffered data for stdout. */ - while (buffer_len(&stdout_buffer) > 0) { - len = write(fileno(stdout), buffer_ptr(&stdout_buffer), + if (buffer_len(&stdout_buffer) > 0) { + len = atomicio(write, fileno(stdout), buffer_ptr(&stdout_buffer), buffer_len(&stdout_buffer)); - if (len <= 0) { + if (len != buffer_len(&stdout_buffer)) error("Write failed flushing stdout buffer."); - break; - } buffer_consume(&stdout_buffer, len); stdout_bytes += len; } /* Output any buffered data for stderr. */ - while (buffer_len(&stderr_buffer) > 0) { - len = write(fileno(stderr), buffer_ptr(&stderr_buffer), + if (buffer_len(&stderr_buffer) > 0) { + len = atomicio(write, fileno(stderr), buffer_ptr(&stderr_buffer), buffer_len(&stderr_buffer)); - if (len <= 0) { + if (len != buffer_len(&stderr_buffer)) error("Write failed flushing stderr buffer."); - break; - } buffer_consume(&stderr_buffer, len); stderr_bytes += len; } |