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| author | Uros Bizjak <ubizjak@gmail.com> | 2016-10-27 20:55:55 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2016-10-27 20:55:55 +0200 |
| commit | 47ffb5d95eb5c5514dae306b7c8e4308f1f001a2 (patch) | |
| tree | 4ea39a1246fa9188aec95ff3d20641e31b04f656 | |
| parent | 4ce7157987f7d14279fe9c969f248ffc892cddf6 (diff) | |
| download | gcc-47ffb5d95eb5c5514dae306b7c8e4308f1f001a2.zip gcc-47ffb5d95eb5c5514dae306b7c8e4308f1f001a2.tar.gz gcc-47ffb5d95eb5c5514dae306b7c8e4308f1f001a2.tar.bz2 | |
PR70975 Pass valid offset argument to sendfile
PR libstdc++/70975
* src/filesystem/ops.cc (do_copy_file) [_GLIBCXX_USE_SENDFILE]:
Pass non-null pointer to sendfile for offset argument.
From-SVN: r241629
| -rw-r--r-- | libstdc++-v3/ChangeLog | 6 | ||||
| -rw-r--r-- | libstdc++-v3/src/filesystem/ops.cc | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 50f5837..6a06101 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,9 @@ +2016-10-27 Uros Bizjak <ubizjak@gmail.com> + + PR libstdc++/70975 + * src/filesystem/ops.cc (do_copy_file) [_GLIBCXX_USE_SENDFILE]: + Pass non-null pointer to sendfile for offset argument. + 2016-10-27 Jonathan Wakely <jwakely@redhat.com> * testsuite/ext/random/uniform_inside_sphere_distribution/cons/ diff --git a/libstdc++-v3/src/filesystem/ops.cc b/libstdc++-v3/src/filesystem/ops.cc index 9abcee0..8ed0a105 100644 --- a/libstdc++-v3/src/filesystem/ops.cc +++ b/libstdc++-v3/src/filesystem/ops.cc @@ -444,7 +444,8 @@ namespace } #ifdef _GLIBCXX_USE_SENDFILE - const auto n = ::sendfile(out.fd, in.fd, nullptr, from_st->st_size); + off_t offset = 0; + const auto n = ::sendfile(out.fd, in.fd, &offset, from_st->st_size); if (n < 0 && (errno == ENOSYS || errno == EINVAL)) { #endif |