diff mbox series

[XEN,v7,06/51] build,include: rework compat-build-source.py

Message ID 20210824105038.1257926-7-anthony.perard@citrix.com (mailing list archive)
State New, archived
Headers show
Series xen: Build system improvements, now with out-of-tree build! | expand

Commit Message

Anthony PERARD Aug. 24, 2021, 10:49 a.m. UTC 
Improvement are:
- give the path to xlat.lst as argument
- include `grep -v` in compat-build-source.py script, we don't need to
  write this in several scripted language.

No changes in final compat/%.h headers.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---

Notes:
    v7:
    - actually keep the dependency on Makefile
    
    v6:
    - remove dependency on Makefile as it's not needed anymore
    
    v5:
    - removed "have 'xlat.lst' path as a variable" from the patch.
    
    v4:
    - new patch

 xen/include/Makefile             | 3 +--
 xen/tools/compat-build-source.py | 8 +++++++-
 2 files changed, 8 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/xen/include/Makefile b/xen/include/Makefile
index c8ca97eed0fc..4fa10e68f997 100644
--- a/xen/include/Makefile
+++ b/xen/include/Makefile
@@ -61,8 +61,7 @@  compat/%.i: compat/%.c Makefile
 
 compat/%.c: public/%.h xlat.lst Makefile $(BASEDIR)/tools/compat-build-source.py
 	mkdir -p $(@D)
-	grep -v 'DEFINE_XEN_GUEST_HANDLE(long)' $< | \
-	$(PYTHON) $(BASEDIR)/tools/compat-build-source.py >$@.new
+	$(PYTHON) $(BASEDIR)/tools/compat-build-source.py xlat.lst <$< >$@.new
 	mv -f $@.new $@
 
 compat/.xlat/%.h: compat/%.h compat/.xlat/%.lst $(BASEDIR)/tools/get-fields.sh Makefile
diff --git a/xen/tools/compat-build-source.py b/xen/tools/compat-build-source.py
index 2bcaf27d05a3..274d6917ab7f 100755
--- a/xen/tools/compat-build-source.py
+++ b/xen/tools/compat-build-source.py
@@ -13,7 +13,11 @@  pats = [
  [ r"XEN_GUEST_HANDLE", r"COMPAT_HANDLE" ],
 ];
 
-xlatf = open('xlat.lst', 'r')
+try:
+    xlatf = open(sys.argv[1], 'r')
+except IndexError:
+    print('missing path to xlat.lst argument')
+    sys.exit(1)
 for line in xlatf.readlines():
     match = re.subn(r"^\s*\?\s+(\w*)\s.*", r"\1", line.rstrip())
     if match[1]:
@@ -25,6 +29,8 @@  for pat in pats:
     pat[0] = re.compile(pat[0])
 
 for line in sys.stdin.readlines():
+    if 'DEFINE_XEN_GUEST_HANDLE(long)' in line:
+        continue
     for pat in pats:
         line = re.sub(pat[0], pat[1], line)
     print(line.rstrip())