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F_SETPIPE_SZ: check for existence before using (#1505)

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Kernels before 2.6.35 do not have F_SETPIPE_SZ defined.

Fixes https://github.com/pagespeed/ngx_pagespeed/issues/1503
This commit is contained in:
Otto van der Schaaf
2017-11-27 23:21:03 +01:00
committed by GitHub
parent ab07fb8968
commit ccaa714a85
1 changed files with 2 additions and 0 deletions
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src/ngx_event_connection.cc
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@@ -57,7 +57,9 @@ bool NgxEventConnection::Init(ngx_cycle_t* cycle) {
// See https://github.com/pagespeed/ngx_pagespeed/issues/1380 // See https://github.com/pagespeed/ngx_pagespeed/issues/1380
// TODO(oschaaf): Consider implementing a queueing mechanism for retrying // TODO(oschaaf): Consider implementing a queueing mechanism for retrying
// failed writes. // failed writes.
#ifdef F_SETPIPE_SZ
fcntl(pipe_write_fd_, F_SETPIPE_SZ, 200*1024 /* minimal amount of bytes */); fcntl(pipe_write_fd_, F_SETPIPE_SZ, 200*1024 /* minimal amount of bytes */);
#endif
return true; return true;
} }
close(file_descriptors[0]); close(file_descriptors[0]);