[PATCH 01/14] dracut-lib add getargs()

[Harald Hoyer]

getargs returns a space seperated list with all values found for a key
on the kernel command line
---
 modules.d/99base/dracut-lib.sh |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
index 96ecbb0..a26949c 100644
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@@ -8,6 +8,20 @@ getarg() {
     return 1
 }
 
+getargs() {
+    local o line found
+    [ "$CMDLINE" ] || read CMDLINE </proc/cmdline;
+    for o in $CMDLINE; do
+       [ "$o" = "$1" ] && return 0
+       if [ "${o%%=*}" = "${1%=}" ]; then
+           echo -n "${o#*=} "; 
+           found=1;
+       fi
+    done
+    [ -n "$found" ] && return 0
+    return 1
+}
+
 source_all() {
     local f
     [ "$1" ] && [  -d "/$1" ] || return
-- 
1.6.2.5

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