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authorPeter Stephenson <p.stephenson@samsung.com>2019-07-02 13:42:53 +0100
committerPeter Stephenson <p.stephenson@samsung.com>2019-07-02 13:42:53 +0100
commit3bdf4d6641fb34d1c2f130abddb847169a793afe (patch)
treeb1c3686749a26212f08bfd8ffea464804f308d86 /Doc/Zsh/mod_system.yo
parent700ec49581650ea1f0bffacb207a30145e278417 (diff)
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44480: Don't automatically close externally visible file descroptors.
These are descriptors marked FDT_EXTERNAL.

Make all sysopen'ed file descriptors FDT_EXTERNAL.

Make =(...) call closem() consistent with other substitutions.

Document file descriptors are left open.
Diffstat (limited to 'Doc/Zsh/mod_system.yo')
-rw-r--r--Doc/Zsh/mod_system.yo4
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/Zsh/mod_system.yo b/Doc/Zsh/mod_system.yo
index 3a85e760f..6292af071 100644
--- a/Doc/Zsh/mod_system.yo
+++ b/Doc/Zsh/mod_system.yo
@@ -45,7 +45,9 @@ specified as a comma-separated list. The following is a list of possible
 options. Note that, depending on the system, some may not be available.
 startitem()
 item(tt(cloexec))(
-mark file to be closed when other programs are executed
+mark file to be closed when other programs are executed (else
+the file descriptor remains open in subshells and forked external
+executables)
 )
 xitem(tt(create))
 item(tt(creat))(