-c xxx overrides CC_MKDEP

diff --git a/build/mkdep b/build/mkdep
index 38f8500e44181c79797f4045802767979a4246e1..53ef2a049f850cbf07d498a01d00657382c1cf05 100755 (executable)
--- a/build/mkdep
+++ b/build/mkdep
@@ -32,8 +32,8 @@ NOSLASH="no"                  # by default, / dependencies are included
 SRCDIR=""
 SED=cat
 
-: ${CC=cc}
-: ${CC_MKDEP=$CC}
+: ${CC=cc}                                     # use cc by default
+: ${CC_MKDEP=$CC}                      # select default compiler to generate dependencies
 : ${CC_MKDEP_FLAGS="-M"}       # cc -M usually produces dependencies
 
 while :
@@ -53,7 +53,8 @@ while :
                        SRCDIR=$2
                        shift; shift ;;
 
-               # -c allows you to select a compiler to use (default is cc)
+               # -c allows you to select a compiler to use to generate
+               # dependencies.  Leaves $CC alone.
                -c)
                        CC_MKDEP=$2
                        shift; shift ;;
@@ -129,7 +130,7 @@ cat << _EOF_ >> $TMP
 
 #
 # files: $*
-# command: $CC $CC_MKDEP_FLAGS $files
+# command: $CC_MKDEP $CC_MKDEP_FLAGS $files
 #
 
 _EOF_