epm: use named variable instead of $1 in messages

bin/epm-history

@@ -111,9 +111,10 @@ Examples:
 
 epm_history()
 {
+local option="$1"
 
 if [ $PMTYPE = "apt-rpm" ] || [ $PMTYPE = "apm-rpm" ] ; then
-    case "$1" in
+    case "$option" in
         "-h"|"--help"|"help")      # HELPCMD: help
             epm_history_help
             return
@@ -137,7 +138,7 @@ if [ $PMTYPE = "apt-rpm" ] || [ $PMTYPE = "apm-rpm" ] ; then
         "")
             ;;
         *)
-            fatal "Unknown option $1. Use epm history --help to get help."
+            fatal 'Unknown option $option. Use epm history --help to get help.'
     esac
 fi
 

bin/epm-play

@@ -679,7 +679,8 @@ case "$1" in
         export EPM_OPTIONS="$EPM_OPTIONS --print-url"
         ;;
     -*)
-        fatal "Unknown option $1"
+        opt="$1"
+        fatal 'Unknown option $opt'
         ;;
      *)
         break

bin/epm-prescription

@@ -61,7 +61,8 @@ case "$1" in
     receipt)              # HELPCMD: run the prescription
         ;;
     -*)
-        fatal "Unknown option $1"
+        opt="$1"
+        fatal 'Unknown option $opt'
         ;;
      *)
         break

bin/epm-repofix

@@ -242,20 +242,21 @@ __epm_repochange_alt()
 {
     load_helper epm-repomirrors
 
-    local current_mirror
+    local current_mirror mirror
     current_mirror=$(__get_current_mirror)
+    mirror="$1"
 
-    case "$1" in
+    case "$mirror" in
         "--list")
             __list_mirrors "$current_mirror" "$short"
             ;;
         *)
             local pattern
-            pattern="$(__alt_mirror_change_pattern "$1")"
+            pattern="$(__alt_mirror_change_pattern "$mirror")"
             if [ -n "$pattern" ] ; then
                 __change_repo "$pattern"
             else
-                fatal "Unsupported mirror: $1. Use --list to see available mirrors."
+                fatal 'Unsupported mirror: $mirror. Use --list to see available mirrors.'
             fi
             ;;
     esac

bin/epm-repoindex

@@ -57,7 +57,8 @@ __epm_repoindex_alt()
                 default_key="--default-key=$1"
                 ;;
             --*)
-                fatal "Unknown option $1"
+                opt="$1"
+                fatal 'Unknown option $opt'
                 ;;
             *)
                 break

bin/epm-repomirrors

@@ -275,7 +275,8 @@ epm_repomirrors()
                 opt_speedtest=1
                 ;;
             *)
-                fatal "Unknown option: $1"
+                opt="$1"
+                fatal 'Unknown option: $opt'
                 ;;
         esac
         shift