ptxdist: add new command 'lint'

For now it contains the following checks:

 - unused patch directories
 - use of undefined symbols in menu files
 - use of undefined kconfig symbols in rule files and other makefiles
 - use of undefined macros in rule files and other makefiles

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/bin/ptxdist b/bin/ptxdist
index b3bb43a2b..37c3c7aaa 100755
--- a/bin/ptxdist
+++ b/bin/ptxdist
@@ -774,6 +774,7 @@ Misc:
   printnext <var>		assumes that the contents of <var> is another
 				variable and print the contents of this variable
   licensecheck			check md5sums of license files for all packages
+  lint				run some basic checks for the bsp and PTXdist
   list-packages			print a list of all selected packages
   local-src <pkg> [<directory>]	overwrite a package source with a locally provided
 				directory containing the sourcecode.
@@ -1821,6 +1822,11 @@ EOF
 			fi
 			exit
 			;;
+		lint)
+			export PTXDIST_GEN_ALL=1
+			check_premake_compiler &&
+			ptxd_make_log ptxdist-lint
+			;;
 		list-packages)
 			check_config &&
 			check_deps || return