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io.c: ignore EPERM

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* io.c (nogvl_copy_file_range): ignore EPERM and fallback to
  sendfile(2) or read/write. copy_file_range(2) may not exist
  even if __NR_copy_file_range is defined in the build environment.
  [Bug #14207]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61412 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
glass 2017-12-22 08:47:39 +00:00
parent 161f4a511a
commit 072ed558d5
1 changed files with 2 additions and 0 deletions
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2
io.c
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@ -10783,6 +10783,8 @@ nogvl_copy_file_range(struct copy_stream_struct *stp)
}
switch (errno) {
case EINVAL:
case EPERM: /* copy_file_range(2) doesn't exist (may happen in
docker container) */
#ifdef ENOSYS
case ENOSYS:
#endif