GNUmakefile, INSTALL, RELEASE: Expand 'make help' to document dependencies

Signed-off-by: Alejandro Colomar <alx@kernel.org>

3 files changed, 18 insertions, 34 deletions

diff --git a/GNUmakefile b/GNUmakefile
index 4cc4e88f0..7baa19bbc 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -48,9 +48,17 @@ help:
 	$(info	)
 	$(info	$(INFO_)To see a list of available variables, run:)
 	$(info	$(INFO_)	$$ find GNUmakefile share/mk/configure -type f \)
+	$(info	$(INFO_)	| sort \)
 	$(info	$(INFO_)	| xargs grep '^[^[:space:]].*=' \)
 	$(info	$(INFO_)	| sed 's/=.*/=/';)
 	$(info	)
+	$(info	)
+	$(info	$(INFO_)To see a list of dependencies, run:)
+	$(info	$(INFO_)	$$ find share/mk/configure/build-depends -type f \)
+	$(info	$(INFO_)	| sed 's,share/mk/configure/build-depends/,,' \)
+	$(info	$(INFO_)	| sed 's,\.mk,,' \)
+	$(info	$(INFO_)	| sort;)
+	$(info	)
 
 
 .DELETE_ON_ERROR:
diff --git a/INSTALL b/INSTALL
index aac8f1013..0fdc36f71 100644
--- a/INSTALL
+++ b/INSTALL
@@ -46,7 +46,7 @@ Description
            are specially designed for this project.  To see all of the
            available variables, use:
 
-               $ make help-variables
+               $ make help
 
            The most common ones that you may use are:
 
@@ -66,22 +66,13 @@ Description
                $ make help
 
    Dependencies
-       -  Build-depends:
-
-          To learn the build dependencies of the project, run
-
-              $ find share/mk/ -type f \
-              | xargs grep include.*configure/build-depends/ \
-              | sed 's,share/mk/,,' \
-              | sed 's,/.*:,:,' \
-              | sed 's,include $.*/, ,' \
-              | sed 's,\.mk,,g' \
-              | sort \
-              | uniq;
-
-       -  Depends:
-          -  man(1)
-          -  groff(1) | mandoc(1)
+       To see the build-dependencies of the project, that is, the
+       dependencies of the build system, see `make help`.
+
+       To read the manual pages, you'll need:
+
+       -  man(1)
+       -  groff(1) | mandoc(1)
 
    Lint & check
        You can lint and check both the manual pages, and the example C
diff --git a/RELEASE b/RELEASE
index 97c4479c1..90a461284 100644
--- a/RELEASE
+++ b/RELEASE
@@ -12,23 +12,8 @@ Description
        release, you only need step (4) "Tarball".
 
    Dependencies
-       The following list of dependencies states what the build system
-       (the makefiles) need to perform the relevant (dist) targets:
-
-       -  echo(1)
-       -  expr(1)
-       -  find(1)
-       -  git(1)
-       -  grep(1)
-       -  gzip(1)
-       -  install(1)
-       -  locale(1)
-       -  make(1) - GNU Make is required.
-       -  sed(1)
-       -  sort(1)
-       -  tar(1) - GNU tar is required.
-       -  xargs(1)
-       -  xz(1)
+       To see the build-dependencies of the project, that is, the
+       dependencies of the build system, see `make help`.
 
        Apart from that, the following commands are also needed for other
        tasks shown below: