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[src/trunk]: src/sys/arch/sparc/stand/binstall General cleanups...



details:   https://anonhg.NetBSD.org/src/rev/a0ea06baba04
branches:  trunk
changeset: 993542:a0ea06baba04
user:      kre <kre%NetBSD.org@localhost>
date:      Sun Sep 16 14:26:04 2018 +0000

description:
General cleanups...
        Better quote usage
        No more need for sed
        (should be no need for getopt either, but did not do that one)

diffstat:

 sys/arch/sparc/stand/binstall/binstall.sh |  81 ++++++++++++++----------------
 1 files changed, 39 insertions(+), 42 deletions(-)

diffs (166 lines):

diff -r 8d1d6b85cb4b -r a0ea06baba04 sys/arch/sparc/stand/binstall/binstall.sh
--- a/sys/arch/sparc/stand/binstall/binstall.sh Sun Sep 16 14:23:04 2018 +0000
+++ b/sys/arch/sparc/stand/binstall/binstall.sh Sun Sep 16 14:26:04 2018 +0000
@@ -1,12 +1,10 @@
 #!/bin/sh
-#      $NetBSD: binstall.sh,v 1.16 2018/09/16 14:23:04 kre Exp $
+#      $NetBSD: binstall.sh,v 1.17 2018/09/16 14:26:04 kre Exp $
 #
 
 vecho () {
-# echo if VERBOSE on
-       if [ "$VERBOSE" = "1" ]; then
-               echo "$@" 1>&2
-       fi
+       # echo if VERBOSE on
+       [ -n "$VERBOSE" ] && echo "$*" 1>&2
        return 0
 }
 
@@ -25,7 +23,7 @@
 }
 
 Usage () {
-       echo "Usage: $0 [options] <"'"net"|"ffs"'"> <directory>"
+       echo "Usage: $0"' [options] <"net"|"ffs"> <directory>'
        Options
        exit 1
 }
@@ -33,7 +31,7 @@
 Help () {
        echo "This script copies the boot programs to one of several"
        echo "commonly used places."
-       echo "When installing an \"ffs\" boot program, this script also runs"
+       echo 'When installing an "ffs" boot program, this script also runs'
        echo "installboot(8) which installs the default proto bootblocks into"
        echo "the appropriate filesystem partition or filesystem image."
        Options
@@ -48,38 +46,36 @@
 }
 
 PATH=/bin:/usr/bin:/sbin:/usr/sbin
+VERBOSE=
 : ${MDEC:=/usr/mdec}
 : ${INSTALLBOOT:=/usr/sbin/installboot}
 : ${BOOTPROG:=boot}
 : ${OFWBOOTBLK:=ofwboot}
-if [ "`sysctl -n machdep.cpu_arch`" = 9 ]; then
-       ULTRASPARC=1
-else
-       ULTRASPARC=0
-fi
+[ "$( sysctl -n machdep.cpu_arch )" = 9 ] && ULTRASPARC=true || ULTRASPARC=false
 
-set -- `getopt "b:hf:i:m:tUuv" "$@"`
+### XXX this should be converted to use getopts
+set -- $(getopt "b:hf:i:m:tUuv" "$@" )
 if [ $? -gt 0 ]; then
        Usage
 fi
 
-for a in $*
+for a
 do
-       case $1 in
+       case "$1" in
        -h) Help; shift ;;
-       -u) ULTRASPARC=1; shift ;;
-       -U) ULTRASPARC=0; shift ;;
+       -u) ULTRASPARC=true; shift ;;
+       -U) ULTRASPARC=false; shift ;;
        -b) BOOTPROG=$2; OFWBOOTBLK=$2; shift 2 ;;
        -f) DEV=$2; shift 2 ;;
        -m) MDEC=$2; shift 2 ;;
        -i) INSTALLBOOT=$2; shift 2 ;;
-       -t) TEST=1; VERBOSE=1; shift ;;
-       -v) VERBOSE=1; shift ;;
+       -t) TEST=1; VERBOSE=-v; shift ;;
+       -v) VERBOSE=-v; shift ;;
        --) shift; break ;;
        esac
 done
 
-if [ "`sysctl -n kern.securelevel`" -gt 0 ] && [ ! -f "$DEV" ]; then
+if [ "$( sysctl -n kern.securelevel )" -gt 0 ] && ! [ -f "$DEV" ]; then
        Secure
 fi
 
@@ -92,12 +88,13 @@
 WHAT=$1
 DEST=$2
 
-if [ ! -d $DEST ]; then
+if ! [ -d "$DEST" ]; then
        echo "$DEST: not a directory"
        Usage
 fi
 
-if [ "$ULTRASPARC" = "1" ]; then
+if $ULTRASPARC
+then
        machine=sparc64
        targ=ofwboot
        stage2=""
@@ -114,42 +111,42 @@
 
 case $WHAT in
 "ffs")
-       if [ "$DEV" = "" ]; then
+       if [ -z "$DEV" ]; then
                # Lookup device mounted on DEST
-               DEV=`mount | while read line; do
+               DEV=$( mount | while read line; do
                        set -- $line
                        vecho "Inspecting \"$line\""
                        if [ "$2" = "on" ] && [ "$3" = "$DEST" ]; then
-                               if [ ! -b $1 ]; then
-                                       continue
-                               fi
-                               RAW=\`echo -n "$1" | sed -e 's;/dev/;/dev/r;'\`
-                               if [ ! -c \$RAW ]; then
-                                       continue
-                               fi
-                               echo -n $RAW
+                               [ -b "$1" ] || continue
+                               case "$1" in
+                               (*/*) RAW="${1%/*}/r${1##*/}";;
+                               (*)   RAW="r$1";;
+                               esac
+                               [ -c "$RAW" ] || continue
+                               echo -n "$RAW"
                                break;
                        fi
-               done`
-               if [ "$DEV" = "" ]; then
+               done )
+               if [ -z "$DEV" ]; then
                        echo "Cannot find \"$DEST\" in mount table"
                        exit 1
                fi
        fi
 
-       vecho Boot device: $DEV
-       vecho Primary boot program: $BOOTXX
-       vecho Secondary boot program: $DEST/$targ
+       vecho "Boot device: $DEV"
+       vecho "Primary boot program: $BOOTXX"
+       vecho "Secondary boot program: $DEST/$targ"
 
-       $DOIT cp -p -f ${MDEC}/${BOOTPROG} $DEST/$targ
+       $DOIT cp -p -f "${MDEC}/${BOOTPROG}" "$DEST/$targ"
        sync; sync; sync
-       vecho ${INSTALLBOOT} ${VERBOSE:+-v} -m $machine $DEV ${BOOTXX} $stage2
-       $DOIT ${INSTALLBOOT} ${VERBOSE:+-v} -m $machine $DEV ${BOOTXX} $stage2
+       vecho "${INSTALLBOOT} ${VERBOSE} -m $machine $DEV $BOOTXX $stage2"
+       $DOIT "${INSTALLBOOT}" ${VERBOSE} -m "$machine" \
+               "$DEV" "$BOOTXX" "$stage2"
        ;;
 
 "net")
-       vecho Network boot program: $DEST/$boot.${machine}.netbsd
-       $DOIT cp -p -f ${MDEC}/$netboot $DEST/$boot.${machine}.netbsd
+       vecho "Network boot program: $DEST/$boot.${machine}.netbsd"
+       $DOIT cp -p -f "${MDEC}/$netboot" "$DEST/$boot.${machine}.netbsd"
        ;;
 
 *)



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