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Date: Thu, 8 Jan 2015 14:49:26 +0100 From: Michal Marek <mmarek@...e.cz> To: linux-kbuild@...r.kernel.org Cc: linux-kernel@...r.kernel.org Subject: [PATCH] kbuild: Update documentation of clean-files and clean-dirs Commit a16c5f99 (kbuild: Fix removal of the debian/ directory) slightly changed the processing of the clean-files and clean-dirs variables. Also, use a current real-world example of clean-files usage. Signed-off-by: Michal Marek <mmarek@...e.cz> --- Documentation/kbuild/makefiles.txt | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index a311db8..873db47 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -751,12 +751,12 @@ generated by kbuild are deleted all over the kernel src tree when Additional files can be specified in kbuild makefiles by use of $(clean-files). Example: - #drivers/pci/Makefile - clean-files := devlist.h classlist.h + #lib/Makefile + clean-files := crc32table.h When executing "make clean", the two files "devlist.h classlist.h" will be deleted. Kbuild will assume files to be in the same relative directory as the -Makefile except if an absolute path is specified (path starting with '/'). +Makefile, except if prefixed with $(objtree). To delete a directory hierarchy use: @@ -764,9 +764,8 @@ To delete a directory hierarchy use: #scripts/package/Makefile clean-dirs := $(objtree)/debian/ -This will delete the directory debian, including all subdirectories. -Kbuild will assume the directories to be in the same relative path as the -Makefile if no absolute path is specified (path does not start with '/'). +This will delete the directory debian in the toplevel directory, including all +subdirectories. To exclude certain files from make clean, use the $(no-clean-files) variable. This is only a special case used in the top level Kbuild file: -- 2.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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