Replacing backticks with POSIX expression.

5 files changed, 41 insertions, 41 deletions

diff --git a/examples/cron/etch.sh b/examples/cron/etch.sh
index 3b9842c..aefdbae 100755
--- a/examples/cron/etch.sh
+++ b/examples/cron/etch.sh
@@ -7,13 +7,13 @@ BUILD="monthly"
 # Begin custom defaults
 AUTOBUILD="enabled"
 
-DATE="`date +%Y%m%d`"
+DATE="$(date +%Y%m%d)"
 DESTDIR="/srv/debian-live/www/cdimage"
 TEMPDIR="/srv/tmp/live-helper"
 
 OPTIONS="--initramfs casper --apt-recommends disabled"
 
-ARCHITECTURES="`dpkg --print-architecture`"
+ARCHITECTURES="$(dpkg --print-architecture)"
 DISTRIBUTIONS="etch"
 MIRROR_BOOTSTRAP="http://ftp.de.debian.org/debian/"
 MIRROR_BOOTSTRAP_SECURITY="http://ftp.de.debian.org/debian-security/"
@@ -53,7 +53,7 @@ else
 	exit 1
 fi
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
 
 for ARCHITECTURE in ${ARCHITECTURES}
 do
@@ -67,13 +67,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images iso --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source enabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.iso ] && [ -f "${TEMPDIR}"/debian-live/source.tar.gz ]
@@ -108,13 +108,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images usb-hdd --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source disabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.img ]
@@ -169,4 +169,4 @@ done
 rm -f "${DESTDIR}"/"${BUILD}"-builds/current
 ln -s ${DATE} "${DESTDIR}"/"${BUILD}"-builds/current
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
diff --git a/examples/cron/lenny.sh b/examples/cron/lenny.sh
index cdec0d1..eb78ffe 100755
--- a/examples/cron/lenny.sh
+++ b/examples/cron/lenny.sh
@@ -7,13 +7,13 @@ BUILD="weekly"
 # Begin custom defaults
 AUTOBUILD="enabled"
 
-DATE="`date +%Y%m%d`"
+DATE="$(date +%Y%m%d)"
 DESTDIR="/srv/debian-live/www/cdimage"
 TEMPDIR="/srv/tmp/live-helper"
 
 OPTIONS="--apt-recommends disabled --security disabled"
 
-ARCHITECTURES="`dpkg --print-architecture`"
+ARCHITECTURES="$(dpkg --print-architecture)"
 DISTRIBUTIONS="lenny"
 MIRROR_BOOTSTRAP="http://ftp.de.debian.org/debian/"
 MIRROR_BOOTSTRAP_SECURITY="http://ftp.de.debian.org/debian-security/"
@@ -53,7 +53,7 @@ else
 	exit 1
 fi
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
 
 for ARCHITECTURE in ${ARCHITECTURES}
 do
@@ -67,13 +67,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images iso --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source enabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.iso ] && [ -f "${TEMPDIR}"/debian-live/source.tar.gz ]
@@ -108,13 +108,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images usb-hdd --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source disabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.img ]
@@ -169,4 +169,4 @@ done
 rm -f "${DESTDIR}"/"${BUILD}"-builds/current
 ln -s ${DATE} "${DESTDIR}"/"${BUILD}"-builds/current
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
diff --git a/examples/cron/manpages.sh b/examples/cron/manpages.sh
index cac2b70..cd65dc4 100755
--- a/examples/cron/manpages.sh
+++ b/examples/cron/manpages.sh
@@ -8,7 +8,7 @@ PACKAGES="live-helper live-initramfs"
 TEMPDIR="/srv/tmp/manpages"
 SERVER="/srv/debian-live/www/other/manpages"
 
-DATE_START="`date -R`"
+DATE_START="$(date -R)"
 
 # Checking lock file
 if [ -f "${SERVER}"/lock ]
@@ -29,7 +29,7 @@ trap "test -f ${SERVER}/lock && rm -f ${SERVER}/lock; exit 0" 0 1 2 3 9 15
 # Creating lock file
 echo "${DATE_START}" > "${SERVER}"/lock
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: begin manpage build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: begin manpage build." >> /var/log/live
 
 # Remove old manpages
 rm -f "${SERVER}"/*.html
@@ -66,7 +66,7 @@ do
 			    -e 's#HREF="../man8/#HREF="#g' \
 			    -e 's#HREF="../man9/#HREF="#g' \
 			    -e 's#/cgi-bin/man/man2html#http://packages.debian.org/man2html#' \
-			> "${SERVER}"/`basename ${MANPAGE}`.html
+			> "${SERVER}"/$(basename ${MANPAGE}).html
 	done
 
 	# Removing sources
@@ -82,7 +82,7 @@ do
 	do
 		if [ -f "${MANPAGE}" ]
 		then
-			ln -s `basename ${MANPAGE}` "${SERVER}"/`basename ${MANPAGE} .en.${NUMBER}.html`.${NUMBER}.html
+			ln -s $(basename ${MANPAGE}) "${SERVER}"/$(basename ${MANPAGE} .en.${NUMBER}.html).${NUMBER}.html
 		fi
 	done
 done
@@ -90,10 +90,10 @@ done
 # Writing timestamp
 cat > "${SERVER}"/LAST_BUILD << EOF
 Last run begin: ${DATE_START}
-Last run end:   `date -R`
+Last run end:   $(date -R)
 EOF
 
 # Removing build directory
 rm -rf "${TEMPDIR}"
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: end manpage build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: end manpage build." >> /var/log/live
diff --git a/examples/cron/sid.sh b/examples/cron/sid.sh
index 4068922..d0230fe 100755
--- a/examples/cron/sid.sh
+++ b/examples/cron/sid.sh
@@ -7,13 +7,13 @@ BUILD="daily"
 # Begin custom defaults
 AUTOBUILD="enabled"
 
-DATE="`date +%Y%m%d`"
+DATE="$(date +%Y%m%d)"
 DESTDIR="/srv/debian-live/www/cdimage"
 TEMPDIR="/srv/tmp/live-helper"
 
 OPTIONS="--apt-recommends disabled"
 
-ARCHITECTURES="`dpkg --print-architecture`"
+ARCHITECTURES="$(dpkg --print-architecture)"
 DISTRIBUTIONS="sid"
 MIRROR_BOOTSTRAP="http://ftp.de.debian.org/debian/"
 MIRROR_BOOTSTRAP_SECURITY="http://ftp.de.debian.org/debian-security/"
@@ -53,7 +53,7 @@ else
 	exit 1
 fi
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: begin ${BUILD} build." >> /var/log/live
 
 for ARCHITECTURE in ${ARCHITECTURES}
 do
@@ -67,13 +67,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images iso --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source enabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.iso ] && [ -f "${TEMPDIR}"/debian-live/source.tar.gz ]
@@ -108,13 +108,13 @@ do
 				mkdir -p "${TEMPDIR}"/debian-live
 
 				cd "${TEMPDIR}"/debian-live
-				echo "Begin: `date -R`" > "${TEMPDIR}"/debian-live/log.txt
+				echo "Begin: $(date -R)" > "${TEMPDIR}"/debian-live/log.txt
 
 				# Generating images
 				lh_config --binary-images usb-hdd --source-images tar --distribution ${DISTRIBUTION} --packages-lists ${PACKAGES_LIST} --mirror-bootstrap ${MIRROR_BOOTSTRAP} --mirror-bootstrap-security ${MIRROR_BOOTSTRAP_SECURITY} --mirror-binary ${MIRROR_BINARY} --mirror-binary-security ${MIRROR_BINARY_SECURITY} --source disabled ${OPTIONS}
 				lh_build >> "${TEMPDIR}"/debian-live/log.txt 2>&1
 
-				echo "End: `date -R`" >> "${TEMPDIR}"/debian-live/log.txt
+				echo "End: $(date -R)" >> "${TEMPDIR}"/debian-live/log.txt
 			fi
 
 			if [ -f "${TEMPDIR}"/debian-live/binary.img ]
@@ -169,4 +169,4 @@ done
 rm -f "${DESTDIR}"/"${BUILD}"-builds/current
 ln -s ${DATE} "${DESTDIR}"/"${BUILD}"-builds/current
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: end ${BUILD} build." >> /var/log/live
diff --git a/examples/cron/snapshots.sh b/examples/cron/snapshots.sh
index 74ffaea..2642646 100755
--- a/examples/cron/snapshots.sh
+++ b/examples/cron/snapshots.sh
@@ -15,7 +15,7 @@ export DEBEMAIL EMAIL DEBFULLNAME NAME
 TEMPDIR="/srv/tmp/snapshots"
 SERVER="/srv/debian-unofficial/ftp/debian-live-snapshots"
 
-DATE_START="`date -R`"
+DATE_START="$(date -R)"
 
 # Checking lock file
 if [ -f "${SERVER}"/Archive-Update-in-Progress ]
@@ -36,7 +36,7 @@ trap "test -f ${SERVER}/Archive-Update-in-Progress && rm -f ${SERVER}/Archive-Up
 # Creating lock file
 echo "${DATE_START}" > "${SERVER}"/Archive-Update-in-Progress
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: begin snapshot build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: begin snapshot build." >> /var/log/live
 
 # Processing packages
 for PACKAGE in ${PACKAGES}
@@ -56,12 +56,12 @@ do
 
 	# Getting version
 	cd "${TEMPDIR}"/${PACKAGE}
-	VERSION="`dpkg-parsechangelog | awk '/Version:/ { print $2 }' | awk -F- '{ print $1 }'`"
+	VERSION="$(dpkg-parsechangelog | awk '/Version:/ { print $2 }' | awk -F- '{ print $1 }')"
 
 	# Getting revision
 	cd "${TEMPDIR}"/${PACKAGE}
-	REVISION="`git log | grep -m1 Date | awk -FDate: '{ print $2 }' | sed -e 's/+.*$//'`"
-	REVISION="`date -d "${REVISION}" +%Y%m%d.%H%M%S`"
+	REVISION="$(git log | grep -m1 Date | awk -FDate: '{ print $2 }' | sed -e 's/+.*$//')"
+	REVISION="$(date -d "${REVISION}" +%Y%m%d.%H%M%S)"
 
 	# Check for existing package
 	if [ ! -f "${SERVER}"/${PACKAGE}_${VERSION}~${REVISION}.dsc ] || [ "${1}" = "--force" ]
@@ -86,7 +86,7 @@ do
 		# Removing old packages
 		if [ -f "${SERVER}"/"${PACKAGE}"*.changes ]
 		then
-			for FILE in `awk {'print $5'} "${SERVER}"/"${PACKAGE}"*.changes | grep -e ".*\.deb$" -e ".*\.diff.gz$" -e ".*\.dsc$" -e ".*\.tar.gz$" -e ".*\.udeb$"`
+			for FILE in $(awk {'print $5'} "${SERVER}"/"${PACKAGE}"*.changes | grep -e ".*\.deb$" -e ".*\.diff.gz$" -e ".*\.dsc$" -e ".*\.tar.gz$" -e ".*\.udeb$")
 			do
 				rm -f "${SERVER}"/"${FILE}"
 			done
@@ -95,7 +95,7 @@ do
 		rm -f "${SERVER}"/"${PACKAGE}"*.changes
 
 		# Installing new packages
-		for FILE in `awk {'print $5'} "${TEMPDIR}"/"${PACKAGE}"*.changes | grep -e ".*\.deb$" -e ".*\.diff.gz$" -e ".*\.dsc$" -e ".*\.tar.gz$" -e ".*\.udeb$"`
+		for FILE in $(awk {'print $5'} "${TEMPDIR}"/"${PACKAGE}"*.changes | grep -e ".*\.deb$" -e ".*\.diff.gz$" -e ".*\.dsc$" -e ".*\.tar.gz$" -e ".*\.udeb$")
 		do
 			mv "${TEMPDIR}"/"${FILE}" "${SERVER}"
 		done
@@ -109,7 +109,7 @@ done
 
 if [ "${UPDATE_INDICES}" = "true" ]
 then
-	LAST_UPDATE="`date -R`"
+	LAST_UPDATE="$(date -R)"
 
 	cd "${SERVER}"
 
@@ -125,13 +125,13 @@ fi
 # Reading timestamp
 if [ -z "${LAST_UPDATE}" ]
 then
-	LAST_UPDATE="`awk -F: '/Last update:/ { print $2":"$3":"$4 }' ${SERVER}/LAST_BUILD | sed -e 's/    //'`"
+	LAST_UPDATE="$(awk -F: '/Last update:/ { print $2":"$3":"$4 }' ${SERVER}/LAST_BUILD | sed -e 's/    //')"
 fi
 
 # Writing timestamp
 cat > "${SERVER}"/LAST_BUILD << EOF
 Last run begin: ${DATE_START}
-Last run end:   `date -R`
+Last run end:   $(date -R)
 
 Last update:    ${LAST_UPDATE}
 EOF
@@ -139,4 +139,4 @@ EOF
 # Removing build directory
 rm -rf "${TEMPDIR}"
 
-echo "`date +%b\ %d\ %H:%M:%S` ${HOSTNAME} live-helper: end snapshot build." >> /var/log/live
+echo "$(date +%b\ %d\ %H:%M:%S) ${HOSTNAME} live-helper: end snapshot build." >> /var/log/live