huge longrun improvements

profile.d/packages.sh

@@ -36,38 +36,53 @@
 
 # ------------------------------------------------------------------------------
 # Look for a package within installed one
-# ------------------------------------------------------------------------------
+# Usage: dpkgs <string>
 pkgs()
 {
-    local count=0
-    for opt in $@; do
-        case $opt in
-        "-h" | "--help")
-            echo "dpkgs: look for an installed package by it's name."
-            echo
-            echo "Usage: dpkgs <string>"
-            return 0
-            ;;
+    local ignore_case=0
 
-        "-"*)
-            disp E "Invalid option, use \"dpkgs --help\" to display usage."
-            echo
-            return 1
-            ;;
+    local PARSED
+    PARSED=$(getopt -o hi --long help,ignore-case -n 'pkgs' -- "$@")
+    if [[ $? -ne 0 ]]; then
+        disp E "Invalid options, use \"pkgs --help\" to display usage."
+        return 1
+    fi
+    eval set -- "$PARSED"
 
-        *)
-            local pkg=$1 && shift
-            count=$(($count + 1))
-            [[ $count -gt 1 ]] &&
-                disp E "Please specify a package name, without space, eventually partial." &&
+    while true; do
+        case "$1" in
+            -h|--help)
+                printf "pkgs: Look for an installed package by its name.\n\n"
+                printf "Usage: pkgs [options] <string>\n\n"
+                printf "Options:\n"
+                printf "\t-h, --help\tDisplay this help screen\n"
+                printf "\t-i, --ignore-case\tIgnore case distinctions\n"
+                return 0
+                ;;
+            -i|--ignore-case)
+                ignore_case=1
+                shift
+                ;;
+            --)
+                shift
+                break
+                ;;
+            *)
+                disp E "Invalid option: $1"
                 return 1
-
-            ;;
+                ;;
         esac
     done
-    [[ $count -lt 1 ]] &&
-        disp E "Please specify a package name, without space, eventually partial." &&
+
+    local pkg="$1"
+    [[ -z "$pkg" ]] && {
+        disp E "Please specify a package name, without space, eventually partial."
         return 1
+    }
+
+    # Build grep command
+    local grep_opt=""
+    (( ignore_case )) && grep_opt="-i"
 
     command -v dpkg >/dev/null 2>&1 && local cmd="dpkg -l"
     command -v rpm >/dev/null 2>&1 && local cmd="rpm -qa"
@@ -75,9 +90,10 @@ pkgs()
         disp E "No usable package manager seems unavialable."
         return 2
     fi
-    $cmd | grep $pkg
+    $cmd | grep $grep_opt $pkg
 }
 export -f pkgs
-
 # ------------------------------------------------------------------------------
+
+
 # EOF