Re-indent?

1 files changed, 51 insertions, 49 deletions

@@ -2,61 +2,63 @@
 # these should be POSIX-compatible.
 
 # add a path to PATH, but only if it's not already there
-path_add_to_PATH() { # path_add [-a] PATH...
-    # -a appends (default is prepend)
-    APPEND=false
-    if [ "x$1" = "x-a" ]; then
-        APPEND=true
-        shift
-    fi
+path_add_to_PATH() { # path_add_to_PATH [-a] PATH...
+        # -a appends (default is prepend)
+        APPEND=false
+        if [ "x$1" = "x-a" ]; then
+                APPEND=true
+                shift
+        fi
 
-    for p; do
-        case ":$PATH:" in
-            *:"$p":*) ;;
-            *)
-                if $APPEND; then
-                    PATH="$PATH:$p"
-                else
-                    PATH="$p:$PATH"
-                fi
-                ;;
-        esac
-    done
+        for p; do
+                case ":$PATH:" in
+                *:"$p":*) ;;
+                *)
+                        if $APPEND; then
+                                PATH="$PATH:$p"
+                        else
+                                PATH="$p:$PATH"
+                        fi
+                        ;;
+                esac
+        done
 
-    unset APPEND
+        unset APPEND
 }
 
 # Generalization of `path_add_to_PATH' for any variable.
 path_add_unsafe() { #path_add_unsafe [-a] [-d DELIM] VAR PATH...
-    ## Add PATH... to VAR, delimiting with DELIM (default :).
-    # By default, the VAR will be prepended to; passing -a will append the
-    # variable.  -d DELIM defines the delimiter.
-    #
-    # This function has the _unsafe suffix because it uses `eval' to set
-    # variables.
-    APPEND=false; DELIM=:
-    while getopts ad: opt; do
-        case "$opt" in
-            a) APPEND=true ;;
-            d) DELIM="$OPTARG" ;;
-            *) return 1 ;;
-        esac
-    done
-    shift $(expr $OPTIND - 1)
+        ## Add PATH... to VAR, delimiting with DELIM (default :).
+        # By default, the VAR will be prepended to; passing -a will append the
+        # variable.  -d DELIM defines the delimiter.
+        #
+        # This function has the _unsafe suffix because it uses `eval' to set
+        # variables.
+        APPEND=false
+        DELIM=:
+        while getopts ad: opt; do
+                case "$opt" in
+                a) APPEND=true ;;
+                d) DELIM="$OPTARG" ;;
+                *) return 1 ;;
+                esac
+        done
+        shift $(expr $OPTIND - 1)
 
-    var="$1"; shift
+        var="$1"
+        shift
 
-    for path; do
-        case ":$(eval "echo \$$var"):" in
-            *:"$path":*) ;;
-            *)
-                if $APPEND; then
-                    eval "$var=\$$var${var:+$DELIM}$path"
-                else
-                    eval "$var=$path${var:+$DELIM}\$$var"
-                fi
-                ;;
-        esac
-    done
-    unset -v APPEND DELIM var
+        for path; do
+                case ":$(eval "echo \$$var"):" in
+                *:"$path":*) ;;
+                *)
+                        if $APPEND; then
+                                eval "$var=\$$var${var:+$DELIM}$path"
+                        else
+                                eval "$var=$path${var:+$DELIM}\$$var"
+                        fi
+                        ;;
+                esac
+        done
+        unset -v APPEND DELIM var
 }