Add a simple getarg function.
If we ever need to get more than one kernel command line argument, this
function will pay for itself. It relies on a feature of the way bash
handles string comparisons in [[ ]] statements -- the RHS is matched
according to globbing rules, and is not a straight string match.
---
init | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/init b/init
index eb8998d..b5b0b1b 100755
--- a/init
+++ b/init
@@ -14,6 +14,12 @@ emergency_shell()
bash < /dev/console
}
+getarg() {
+ for o in $(< /proc/cmdline); do
+ [[ $o == $1 ]] && { echo $o; break; }
+ done
+}
+
echo "Starting initrd..."
export PATH=/sbin:/bin:/usr/sbin:/usr/bin
export TERM=linux
--
1.6.0.6
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