maint: cleanup operation of fs-magic-compare

* src/local.mk: Ensure we map 2 hex digits to 4,
so that we don't output already handled Z3FOLD file system (0x33).
Also hide the generation command for src/fs.h.

diff --git a/src/local.mk b/src/local.mk
index 3894556f340942ca2041089a08756b7bdee308de..79c655036eea165e9859e4f424cedb8538bdc8d0 100644 (file)
--- a/src/local.mk
+++ b/src/local.mk
@@ -511,7 +511,7 @@ src/fs-magic-compare: src/fs-magic src/fs-kernel-magic src/fs-def
 
 CLEANFILES += src/fs-def
 src/fs-def: src/fs.h
-       grep '^# *define ' src/fs.h | $(ASSORT) > $@-t && mv $@-t $@
+       @grep '^# *define ' src/fs.h | $(ASSORT) > $@-t && mv $@-t $@
 
 # Massage bits of the statfs man page and definitions from
 # /usr/include/linux/magic.h to be in a form consistent with what's in fs.h.
@@ -525,6 +525,7 @@ fs_normalize_perl_subst =                   \
   -e 's/AFS_FS/KAFS/;'                         \
   -e 's/(_SUPER)?_MAGIC//;'                    \
   -e 's/\s+0x(\S+)/" 0x" . uc $$1/e;'          \
+  -e 's/(\s+0x)(\X{2})\b/$${1}00$$2/;'         \
   -e 's/(\s+0x)(\X{3})\b/$${1}0$$2/;'          \
   -e 's/(\s+0x)(\X{6})\b/$${1}00$$2/;'         \
   -e 's/(\s+0x)(\X{7})\b/$${1}0$$2/;'          \