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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-11-07 10:44:02 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-11-07 10:44:02 +0000 |
commit | 987c03a387fd0cb9cc4880bfffee51e5d18209e8 (patch) | |
tree | 4880ad9f434993dd5889a37696f36e5ede80e86a /io.c | |
parent | 8c492668a7b31820918fe4f9768ee56d891bd96e (diff) | |
download | ruby-987c03a387fd0cb9cc4880bfffee51e5d18209e8.tar.gz |
* io.c (rb_close_before_exec): use F_MAXFD if available.
F_MAXFD is available on NetBSD since NetBSD 2.0.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33650 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -5123,6 +5123,13 @@ rb_close_before_exec(int lowfd, int maxhint, VALUE noclose_fds) int max = max_file_descriptor; if (max < maxhint) max = maxhint; +#ifdef F_MAXFD + /* F_MAXFD is available since NetBSD 2.0. */ + ret = fcntl(0, F_MAXFD); + if (ret != -1) { + max = ret; + } +#endif for (fd = lowfd; fd <= max; fd++) { if (!NIL_P(noclose_fds) && RTEST(rb_hash_lookup(noclose_fds, INT2FIX(fd)))) |