M .local/bin/fossil-update → .local/bin/fossil-update

@@ -1,10 +1,11 @@
 #!/bin/sh
 
 SUDO=doas
-FOSSIL_CO=$(fossil all ls -c | grep fossil) # fossil checkout location
-ASK_UPGRADE=1
-ASK_ALL=1
-CLEAN_BUILD=0
+_fossil_co=$(fossil all ls -c | grep fossil) # fossil checkout location
+_ask_upgrade=1
+_ask_all=1
+_clean_build=0
+_make_jobs=8
 
 usage() {
     echo "usage: fossil-update [OPTIONS]"
@@ -16,20 +17,20 @@ echo "  -h  print this help message"
 }
 
 check_service() {
-    _fsl_pid=$(pgrep -u root -f $(which fossil)) && export _fsl_pid
-    if [[ -n $_fsl_pid ]]; then
-        if (( $ASK_ALL )); then
-            echo -n "fossil service is active. stop it? (Y/y) "
-            read _stop_fsl
+    _fsl_pid=$(pgrep -u root -f "$(which fossil)") && export _fsl_pid
+    [ -n "$_fsl_pid" ] && {
+        [ "$_ask_all" -ne 0 ] && {
+            echo "fossil service is active. stop it? (Y/y)"
+            read -r _stop_fsl
             case $_stop_fsl in
-                [Yy] ) stop_service
+                [Yy] ) stop_service && return 0
                     ;;
                 * ) echo "upgrade is not possible" && exit 2
                     ;;
             esac
-        fi
-        stop_service
-    fi
+        }
+    stop_service
+    }
 }
 
 stop_service() {
@@ -40,46 +41,49 @@
 compile() {
     echo "configuring..." && \
         ./configure >/dev/null && \
-        echo "building..." && make -j8 >/dev/null && echo "build done"
+        echo "building..." && make -j "$_make_jobs" >/dev/null \
+        && echo "build done"
 }
 
 install() {
     check_service
     $SUDO make install >/dev/null && echo "upgrade done"
-    [[ -n $_fsl_pid ]] && echo "don't forget to enable fossil service back"
+    [ -n "$_fsl_pid" ] && echo "don't forget to enable fossil service back" \
+        || return 0
 }
 
 main() {
-    cd $FOSSIL_CO
-    if (( $CLEAN_BUILD )); then
+    cd "$_fossil_co" || return
+    [ $_clean_build -gt 0 ] && {
         echo "cleaning previous build"
         [ -f Makefile ] && make distclean >/dev/null
-    fi
+    }
     fossil up trunk
-    if (( $ASK_ALL )) && (( $ASK_UPGRADE )); then
-        echo -n "upgrade? (Y/y) " && \
-            read _upgrade && \
-            case $_upgrade in
-                [Yy] ) compile && install
-                    ;;
-                * ) exit 1
-                    ;;
-            esac
-    fi
-    compile && install
+    [ $_ask_all -eq 0 ] || [ $_ask_upgrade -eq 0 ] && {
+        compile && install
+        exit
+    }
+    echo "upgrade? (Y/y)" && \
+        read -r _upgrade && \
+        case $_upgrade in
+            [Yy] ) compile && install
+                ;;
+            * ) exit 1
+                ;;
+        esac
 }
 
-while getopts "acyh" opts
+while getopts yach opts
 do
-    case "${opts}" in
+    case "$opts" in
         y)
-            ASK_UPGRADE=0
+            _ask_upgrade=0
             ;;
         a)
-            ASK_ALL=0
+            _ask_all=0
             ;;
         c)
-            CLEAN_BUILD=1
+            _clean_build=1
             ;;
         h|*)
             usage && exit 1