1 #!/bin/sh 1 #!/bin/sh
2 2
3 set -e 3 set -e
4 4
5 # When you move, remove or rename generated fi 5 # When you move, remove or rename generated files, you probably also update
6 # .gitignore and cleaning rules in the Makefil 6 # .gitignore and cleaning rules in the Makefile. This is the right thing
7 # to do. However, people usually do 'git pull' 7 # to do. However, people usually do 'git pull', 'git bisect', etc. without
8 # running 'make clean'. Then, the stale genera 8 # running 'make clean'. Then, the stale generated files are left over, often
9 # causing build issues. 9 # causing build issues.
10 # 10 #
11 # Also, 'git status' shows such stale build ar 11 # Also, 'git status' shows such stale build artifacts as untracked files.
12 # What is worse, some people send a wrong patc 12 # What is worse, some people send a wrong patch to get them back to .gitignore
13 # without checking the commit history. 13 # without checking the commit history.
14 # 14 #
15 # So, when you (re)move generated files, pleas 15 # So, when you (re)move generated files, please move the cleaning rules from
16 # the Makefile to this script. This is run bef 16 # the Makefile to this script. This is run before Kbuild starts building
17 # anything, so people will not be annoyed by s 17 # anything, so people will not be annoyed by such garbage files.
18 # 18 #
19 # This script is not intended to grow endlessl 19 # This script is not intended to grow endlessly. Rather, it is a temporary scrap
20 # yard. Stale files stay in this file for a wh 20 # yard. Stale files stay in this file for a while (for some release cycles?),
21 # then will be really dead and removed from th 21 # then will be really dead and removed from the code base entirely.
22 22
23 rm -f *.spec !! 23 # These were previously generated source files. When you are building the kernel
24 !! 24 # with O=, make sure to remove the stale files in the output tree. Otherwise,
25 rm -f lib/test_fortify.log !! 25 # the build system wrongly compiles the stale ones.
>> 26 if [ -n "${building_out_of_srctree}" ]; then
>> 27 for f in fdt_rw.c fdt_ro.c fdt_wip.c fdt.c
>> 28 do
>> 29 rm -f arch/arm/boot/compressed/${f}
>> 30 done
>> 31 fi
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