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      1 #!/bin/sh
      2 
      3 #	$NetBSD: prepare-import.sh,v 1.2 2021/12/19 10:20:38 riastradh Exp $
      4 #
      5 # $ /path/to/prepare-import.sh
      6 #
      7 # Run from the directory that will be imported as
      8 # sys/external/bsd/drm2/dist.  Be sure to also run drm/drm2netbsd and
      9 # nouveau/nouveau2netbsd in their respective directories.
     10 
     11 set -Ceu
     12 
     13 find . -name '*.h' \
     14 | while read f; do
     15 	cleantags "$f"
     16 	(printf '/*\t%c%s%c\t*/\n\n' '$' NetBSD '$' && cat -- "$f") > "$f".tmp
     17 	mv -f -- "$f".tmp "$f"
     18 done
     19 
     20 find . -name '*.c' \
     21 | while read f; do
     22         # Probably not necessary -- Linux tends not to have RCS ids --
     23         # but a precaution out of paranoia.
     24 	cleantags "$f"
     25 	# Heuristically apply NetBSD RCS ids: a comment at the top of
     26 	# the file, and a __KERNEL_RCSID before the first cpp line,
     27 	# which, with any luck, should be the first non-comment line
     28 	# and lie between the copyright notice and the header.
     29 	awk '
     30 		BEGIN {
     31 			done = 0
     32 			printf("/*\t%c%s%c\t*/\n\n", "$","NetBSD","$")
     33 		}
     34 		/^#/ && !done {
     35 			printf("#include <sys/cdefs.h>\n")
     36 			printf("__KERNEL_RCSID(0, \"%c%s%c\");\n",
     37 			    "$","NetBSD","$")
     38 			printf("\n")
     39 			done = 1
     40 		}
     41 		{
     42 			print
     43 		}
     44 	' < "$f" > "$f".tmp
     45 	mv -f -- "$f".tmp "$f"
     46 done
     47