Merge pull request #26 from meatballhat/allow-in-session-path-changes

Allow for in-session changes to $PATH

scripts/env/pkgset-use

@@ -20,7 +20,7 @@ function gvm_pkgset_use() {
 		[[ "$2" != "--default" ]] ||
 			display_error "Cannot set local pkgset as default" || return 1
 
-		export PATH=$GVM_PATH_BACKUP
+		gvm_export_path
 		. "$LOCAL_TOP/environments/$fuzzy_match" ||
 			display_error "Failed to source the package set environment" || return 1
 
@@ -30,7 +30,7 @@ function gvm_pkgset_use() {
 		fuzzy_match=`$LS_PATH $GVM_ROOT/environments | $SORT_PATH | $GREP_PATH "$gvm_go_name@" | $GREP_PATH "$1" | $HEAD_PATH -n 1` ||
 			display_error "Invalid package set" || return 1
 
-		export PATH=$GVM_PATH_BACKUP
+		gvm_export_path
 		. "$GVM_ROOT/environments/$fuzzy_match" ||
 			display_error "Failed to source the package set environment" || return 1
 

scripts/env/use

@@ -14,7 +14,7 @@ function gvm_use() {
 		fi
 	fi
 
-	export PATH=$GVM_PATH_BACKUP
+	gvm_export_path
 	. $GVM_ROOT/environments/$fuzzy_match &> /dev/null || display_error "Couldn't source environment" || return 1
 	if [[ "$2" == "--default" ]]; then
 		cp $GVM_ROOT/environments/$fuzzy_match $GVM_ROOT/environments/default || display_error "Couldn't make $fuzzy_match default"

scripts/function/gvm_export_path

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+function gvm_export_path() {
+	export PATH="$GVM_ROOT/bin:`echo "$PATH" | tr ":" "\n" | grep -v '^$' | egrep -v "$GVM_ROOT/(pkgsets|gos|bin)" | tr "\n" ":" | sed 's/:*$//'`"
+	export GVM_PATH_BACKUP="$PATH"
+}
+