[src/trunk]: src/sys/external/bsd/drm2/amdgpu Update amdgpu2netbsd script.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/cb6f72d28e26
branches:  trunk
changeset: 835317:cb6f72d28e26
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Mon Aug 27 14:10:42 2018 +0000

description:
Update amdgpu2netbsd script.

diffstat:

 sys/external/bsd/drm2/amdgpu/amdgpu2netbsd |  50 ++++++++++++++++++++++++++---
 1 files changed, 44 insertions(+), 6 deletions(-)

diffs (69 lines):

diff -r 3e16e32bc8e4 -r cb6f72d28e26 sys/external/bsd/drm2/amdgpu/amdgpu2netbsd
--- a/sys/external/bsd/drm2/amdgpu/amdgpu2netbsd        Mon Aug 27 14:10:14 2018 +0000
+++ b/sys/external/bsd/drm2/amdgpu/amdgpu2netbsd        Mon Aug 27 14:10:42 2018 +0000
@@ -1,14 +1,17 @@
 #!/bin/sh
 
-#      $NetBSD: amdgpu2netbsd,v 1.1 2018/08/27 14:02:32 riastradh Exp $
+#      $NetBSD: amdgpu2netbsd,v 1.2 2018/08/27 14:10:42 riastradh Exp $
 #
 # $ /path/to/amdgpu2netbsd > /path/to/files.amdgpu.new
 #
-# Run from the top-level amd/amdgpu source directory.
+# Run from the top-level dist/amd/amdgpu source directory, ideally
+# before import.
 
 set -Ceu
 
-# Location of the amdgpu sources relative to $NETBSDSRCDIR.
+: ${MV:=mv}
+
+# Location of amdgpu sources relative to $NETBSDSOURCEDIR.
 amdgpu_top=external/bsd/drm2/dist/drm/amd/amdgpu
 
 # config(5) flag for the amdgpu driver.
@@ -21,6 +24,41 @@
 | grep -v '^$' \
 | sed -e 's,\.o$,.c,' \
 | sort -u \
-| while read f; do
-       printf 'file\t%s\t%s\n' "$amdgpu_top/$f" "$amdgpu_flag"
-done
+| awk '
+       BEGIN {
+               duplicates = 0
+       }
+       {
+               if (index($1, "/")) {
+                       dir = $1
+                       sub("/[^/]*$", "/", dir)
+                       base = $1
+                       sub("^.*/", "", base)
+               } else {
+                       dir = ""
+                       base = $1
+               }
+               fqbase = (base ~ "^amdgpu_" ? "" : "amdgpu_") base
+               if (seen[fqbase]) {
+                       printf("Duplicate basename: %s %s\n", fqbase,
+                           seen[fqbase]) >"/dev/stderr"
+                       duplicates = 1
+               }
+               if (duplicates)
+                       next
+               printf("%s %s\n", $1, dir fqbase)
+       }
+       END {
+               if (duplicates) {
+                       printf("Time to rewite me!\n") > "/dev/stderr"
+                       exit 1
+               }
+       }
+' \
+| while read from to; do
+       if [ "x$from" != "x$to" ]; then
+               ${MV} -f -- "$from" "$to"
+       fi
+       printf 'file\t%s\t%s\n' "$amdgpu_top/$to" "$amdgpu_flag"
+done \
+| sort -u