Fix a syntax error in a little-used function.

Replace expr with $(())
Replace grep > /dev/null with grep -q
Replace "$?" = "0" with $? -eq 0 in tests
Consolidate export statements with variable assignment
Replace tests for ! -z with -n

Approved by:	kib (mentor)

1 files changed, 6 insertions, 6 deletions

diff --git a/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh b/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
index fccc00a..b364823 100755
--- a/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
+++ b/usr.sbin/pc-sysinstall/backend/functions-runcommands.sh
@@ -82,24 +82,24 @@ run_commands()
   while read line
   do
     # Check if we need to run any chroot command
-    echo $line | grep ^runCommand= >/dev/null 2>/dev/null
-    if [ "$?" = "0" ]
+    echo $line | grep -q ^runCommand=  2>/dev/null
+    if [ $? -eq 0 ]
     then
       get_value_from_string "$line"
       run_chroot_cmd "$VAL"
     fi
 
     # Check if we need to run any chroot script
-    echo $line | grep ^runScript= >/dev/null 2>/dev/null
-    if [ "$?" = "0" ]
+    echo $line | grep -q ^runScript= 2>/dev/null
+    if [ $? -eq 0 ]
     then
       get_value_from_string "$line"
       run_chroot_script "$VAL"
     fi
 
     # Check if we need to run any chroot command
-    echo $line | grep ^runExtCommand= >/dev/null 2>/dev/null
-    if [ "$?" = "0" ]
+    echo $line | grep -q ^runExtCommand= 2>/dev/null
+    if [ $? -eq 0 ]
     then
       get_value_from_string "$line"
       run_ext_cmd "$VAL"