grammar change and comment improvements

1 files changed, 16 insertions, 13 deletions

diff --git a/comfignat.mk b/comfignat.mk
index e64eab6..c9a34b6 100644
--- a/comfignat.mk
+++ b/comfignat.mk
@@ -19,7 +19,7 @@
 # system. Usage projects and the Comfignat project will be preprocessed with
 # Gnatprep. (Build projects may also be preprocessed.)
 #
-# If a directory project is provided, then the project files will get the
+# If a directories project is provided, then the project files will get the
 # directory variables from there, otherwise the Make variables will be used.
 #
 # This file may not work with other Make clones than GNU Make. (Reusable Make
@@ -36,6 +36,9 @@
 GNATPREP     ?= gnatprep
 GNAT_BUILDER ?= gprbuild
 
+# If GNAT_BUILDER looks like it will invoke Gnatmake, then make the default
+# value of GNATFLAGS compatible with Gnatmake. Otherwise make it suitable for
+# building multi-language projects with GPRbuild.
 GNATFLAGS ?= ${if ${findstring gnatmake, \
                                ${notdir ${call mung,${GNAT_BUILDER}}}}, \
                   ${GNAT_BUILDER_FLAGS} \
@@ -64,10 +67,10 @@ GNATFLAGS ?= ${if ${findstring gnatmake, \
 #
 
 dirgpr =
-# dirgpr should be the filename of the target system's directory project if
-# there is one. Project files will be configured to use the directory project,
-# and the Gnatprep symbols Directory_GPR and Directory_Project will be derived
-# from dirgpr.
+# dirgpr should be the filename of the target system's directories project if
+# there is one. The Gnatprep symbols Directories_GPR and Directories_Project
+# will be derived from dirgpr, and project files will be configured to use the
+# directories project.
 
 prefix        = /usr/local
 exec_prefix   = ${prefix}
@@ -203,18 +206,18 @@ directories := '-DObjdir="${objdir}"' '-DStagedir="${stagedir}"'
 
 ifneq (${dirgpr},)
 
-   # A directory project is used, so make project files take the directory
+   # A directories project is used, so make project files take the directory
    # variables from there.
 
-   directory_project := ${basename ${notdir ${dirgpr}}}
-   directories += '-DDirectory_GPR="${dirgpr}"'
-   directories += '-DDirectory_Project=${directory_project}'
+   directories_project := ${basename ${notdir ${dirgpr}}}
+   directories += '-DDirectories_GPR="${dirgpr}"'
+   directories += '-DDirectories_Project=${directories_project}'
    directories += '-DPrefix="${prefix}"'
    directories += '-DExec_Prefix="${exec_prefix}"'
-   directories += '-DBindir=${directory_project}.Bindir'
-   directories += '-DLibexecdir=${directory_project}.Libexecdir'
-   directories += '-DIncludedir=${directory_project}.Includedir'
-   directories += '-DLibdir=${directory_project}.Libdir'
+   directories += '-DBindir=${directories_project}.Bindir'
+   directories += '-DLibexecdir=${directories_project}.Libexecdir'
+   directories += '-DIncludedir=${directories_project}.Includedir'
+   directories += '-DLibdir=${directories_project}.Libdir'
 
 else ifeq (${relocatable_package},true)