63 lines
1.7 KiB
Diff
63 lines
1.7 KiB
Diff
From 476eb1b345764a7317f32da52b9b36f26fdf51ba Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Mon, 23 Apr 2012 11:28:59 +0200
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Subject: [PATCH] base: add export_n() function
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resembles export -n for dash
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---
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modules.d/99base/dracut-lib.sh | 13 +++++++++++++
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modules.d/99base/init.sh | 12 ++++--------
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2 files changed, 17 insertions(+), 8 deletions(-)
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diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
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index f46c4a7..a4aa20c 100755
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--- a/modules.d/99base/dracut-lib.sh
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+++ b/modules.d/99base/dracut-lib.sh
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@@ -821,3 +821,16 @@ emergency_shell()
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exit 1
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fi
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}
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+
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+# Retain the values of these variables but ensure that they are unexported
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+# This is a POSIX-compliant equivalent of bash's "export -n"
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+export_n()
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+{
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+ local var
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+ local val
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+ for var in "$@"; do
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+ eval val=\$$var
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+ unset $var
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+ [ -n "$val" ] && eval $var=\"$val\"
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+ done
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+}
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diff --git a/modules.d/99base/init.sh b/modules.d/99base/init.sh
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index cb03137..aea739f 100755
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--- a/modules.d/99base/init.sh
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+++ b/modules.d/99base/init.sh
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@@ -251,7 +251,6 @@ done
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emergency_shell
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}
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-
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if [ $UDEVVERSION -lt 168 ]; then
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# stop udev queue before killing it
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udevadm control --stop-exec-queue
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@@ -268,13 +267,10 @@ else
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udevadm info --cleanup-db
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fi
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-# Retain the values of these variables but ensure that they are unexported
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-# This is a POSIX-compliant equivalent of bash's "export -n"
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-for var in root rflags fstype netroot NEWROOT; do
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- eval tmp=\$$var
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- unset $var
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- [ -n "$tmp" ] && eval $var=\"$tmp\"
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-done
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+debug_off # Turn off debugging for this section
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+
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+# unexport some vars
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+export_n root rflags fstype netroot NEWROOT
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export RD_TIMESTAMP
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# Clean up the environment
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