tomoyo: Use bin2c to generate builtin-policy.h

Simplify the Makefile by using a readily available tool instead of a
custom sed script. The downside is that builtin-policy.h becomes
unreadable for humans, but it is only a generated file.

Acked-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Michal Marek <mmarek@suse.cz>

2 files changed, 11 insertions, 10 deletions

diff --git a/security/tomoyo/Kconfig b/security/tomoyo/Kconfig
index 604e718d68d3..404dce66952a 100644
--- a/security/tomoyo/Kconfig
+++ b/security/tomoyo/Kconfig
@@ -6,6 +6,7 @@ config SECURITY_TOMOYO
         select SECURITY_PATH
         select SECURITY_NETWORK
         select SRCU
+        select BUILD_BIN2C
         default n
         help
           This selects TOMOYO Linux, pathname-based access control.
diff --git a/security/tomoyo/Makefile b/security/tomoyo/Makefile
index 56a0c7be409e..a6c02a5948b6 100644
--- a/security/tomoyo/Makefile
+++ b/security/tomoyo/Makefile
@@ -29,20 +29,20 @@ $(obj)/policy/stat.conf:
 $(obj)/builtin-policy.h: $(obj)/policy/profile.conf $(obj)/policy/exception_policy.conf $(obj)/policy/domain_policy.conf $(obj)/policy/manager.conf $(obj)/policy/stat.conf
         @echo Generating built-in policy for TOMOYO 2.5.x.
         @echo "static char tomoyo_builtin_profile[] __initdata =" > $@.tmp
-        @sed -e 's/\\/\\\\/g' -e 's/\"/\\"/g' -e 's/\(.*\)/"\1\\n"/' < $(obj)/policy/profile.conf >> $@.tmp
-        @echo "\"\";" >> $@.tmp
+        @$(objtree)/scripts/basic/bin2c < $(obj)/policy/profile.conf >> $@.tmp
+        @echo ";" >> $@.tmp
         @echo "static char tomoyo_builtin_exception_policy[] __initdata =" >> $@.tmp
-        @sed -e 's/\\/\\\\/g' -e 's/\"/\\"/g' -e 's/\(.*\)/"\1\\n"/' < $(obj)/policy/exception_policy.conf >> $@.tmp
-        @echo "\"\";" >> $@.tmp
+        @$(objtree)/scripts/basic/bin2c < $(obj)/policy/exception_policy.conf >> $@.tmp
+        @echo ";" >> $@.tmp
         @echo "static char tomoyo_builtin_domain_policy[] __initdata =" >> $@.tmp
-        @sed -e 's/\\/\\\\/g' -e 's/\"/\\"/g' -e 's/\(.*\)/"\1\\n"/' < $(obj)/policy/domain_policy.conf >> $@.tmp
-        @echo "\"\";" >> $@.tmp
+        @$(objtree)/scripts/basic/bin2c < $(obj)/policy/domain_policy.conf >> $@.tmp
+        @echo ";" >> $@.tmp
         @echo "static char tomoyo_builtin_manager[] __initdata =" >> $@.tmp
-        @sed -e 's/\\/\\\\/g' -e 's/\"/\\"/g' -e 's/\(.*\)/"\1\\n"/' < $(obj)/policy/manager.conf >> $@.tmp
-        @echo "\"\";" >> $@.tmp
+        @$(objtree)/scripts/basic/bin2c < $(obj)/policy/manager.conf >> $@.tmp
+        @echo ";" >> $@.tmp
         @echo "static char tomoyo_builtin_stat[] __initdata =" >> $@.tmp
-        @sed -e 's/\\/\\\\/g' -e 's/\"/\\"/g' -e 's/\(.*\)/"\1\\n"/' < $(obj)/policy/stat.conf >> $@.tmp
-        @echo "\"\";" >> $@.tmp
+        @$(objtree)/scripts/basic/bin2c < $(obj)/policy/stat.conf >> $@.tmp
+        @echo ";" >> $@.tmp
         @mv $@.tmp $@
 
 $(obj)/common.o: $(obj)/builtin-policy.h