5 files changed, 30 insertions, 7 deletions
diff --git a/.gitignore b/.gitignore
index aee2e4c..77f2ae4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 config.mk
+temp-postgres.1.gz
diff --git a/Makefile b/Makefile
index f4d88d4..ede21d6 100644
--- a/Makefile
+++ b/Makefile
@@ -10,12 +10,15 @@ MANDIR = man/man
 MANOWN = root
 MANGRP = root
 MANMODE = 444
+MANGZ = 0
 
 include config.mk
 
 all:
+	gzip -c temp-postgres.1 >temp-postgres.1.gz
 
 clean:
+	rm temp-postgres.1.gz
 
 lint:
 	shellcheck -a temp-postgres.sh
@@ -24,8 +27,13 @@ lint:
 
 install:
 	${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} temp-postgres.sh ${DESTDIR}${PREFIX}/${BINDIR}/temp-postgres
-	${INSTALL} -o ${MANOWN} -g ${MANGRP} -m ${MANMODE} temp-postgres.1 ${DESTDIR}${PREFIX}/${MANDIR}1/temp-postgres.1
+	if [ ${MANGZ} -eq 1 ] ; then \
+	  ${INSTALL} -o ${MANOWN} -g ${MANGRP} -m ${MANMODE} temp-postgres.1.gz ${DESTDIR}${PREFIX}/${MANDIR}1/temp-postgres.1.gz ; \
+	else \
+	  ${INSTALL} -o ${MANOWN} -g ${MANGRP} -m ${MANMODE} temp-postgres.1 ${DESTDIR}${PREFIX}/${MANDIR}1/temp-postgres.1 ; \
+	fi
 
 uninstall:
 	rm -f ${DESTDIR}${PREFIX}/${BINDIR}/temp-postgres
 	rm -f ${DESTDIR}${PREFIX}/${MANDIR}1/temp-postgres.1
+	rm -f ${DESTDIR}${PREFIX}/${MANDIR}1/temp-postgres.1.gz
diff --git a/README.md b/README.md
index 2fabd4f..146a3fa 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,10 @@ On Void Linux you can install the dependencies using `xbps-install(1)`:
 
     $ sudo xbps-install -S dash postgresql postgresql-client
 
+On Arch Linux you can install the dependencies using `pacman(8)`:
+
+    $ sudo pacman -Syu postgresql
+
 ## Installation
 
     $ ./configure
diff --git a/configure b/configure
index c9b0f50..d5df8c0 100755
--- a/configure
+++ b/configure
@@ -1,7 +1,6 @@
 #! /bin/sh
 
-set -o errexit
-set -o nounset
+set -eu
 
 exec 3>config.mk
 
@@ -16,8 +15,19 @@ case "$( uname )" in
     echo 'MANGRP = wheel' 1>&3
     ;;
   Linux)
-    echo 'BINMODE = 755' 1>&3
-    echo 'MANMODE = 644' 1>&3
-    echo 'MANDIR = share/man/man' 1>&3
+    case "$( sed -n 's/^ID=//p' /etc/os-release )" in
+      void)
+	echo 'BINMODE = 755' 1>&3
+	echo 'MANMODE = 644' 1>&3
+	echo 'MANDIR = share/man/man' 1>&3
+	;;
+      arch)
+	echo 'PREFIX = /usr' 1>&3
+	echo 'BINMODE = 755' 1>&3
+	echo 'MANDIR = share/man/man' 1>&3
+	echo 'MANMODE = 644' 1>&3
+	echo 'MANGZ = 1' 1>&3
+	;;
+    esac
     ;;
 esac
diff --git a/temp-postgres.sh b/temp-postgres.sh
index 48bb9e8..15e169b 100755
--- a/temp-postgres.sh
+++ b/temp-postgres.sh
@@ -14,7 +14,7 @@
 # OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 # PERFORMANCE OF THIS SOFTWARE.
 
-set -o nounset
+set -u
 
 # Remove the temporary directory before exiting.
 trap 'quit' INT