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devtools: preserve internal section on ABI bump

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INTERNAL is a newly introduced version, update the script used to bump
ABI in all map files but leaving internal section exactly as it is.

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Acked-by: David Marchand <david.marchand@redhat.com>
This commit is contained in:
Haiyue Wang 2020-04-30 13:46:06 +08:00 committed by David Marchand
parent 2be668709c
commit c2403cd79f
1 changed files with 34 additions and 3 deletions
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37
devtools/update_version_map_abi.py
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@ -50,7 +50,10 @@ def __parse_map_file(f_in):
stable_lines = set()
# copy experimental section as is
experimental_lines = []
# copy internal section as is
internal_lines = []
in_experimental = False
in_internal = False
has_stable = False
# gather all functions
@ -63,6 +66,7 @@ def __parse_map_file(f_in):
if match:
# whatever section this was, it's not active any more
in_experimental = False
in_internal = False
continue
# if we're in the middle of experimental section, we need to copy
@ -71,6 +75,12 @@ def __parse_map_file(f_in):
experimental_lines += [line]
continue
# if we're in the middle of internal section, we need to copy
# the section verbatim, so just add the line
if in_internal:
internal_lines += [line]
continue
# skip empty lines
if not line:
continue
@ -81,7 +91,9 @@ def __parse_map_file(f_in):
cur_section = match.group("version")
# is it experimental?
in_experimental = cur_section == "EXPERIMENTAL"
if not in_experimental:
# is it internal?
in_internal = cur_section == "INTERNAL"
if not in_experimental and not in_internal:
has_stable = True
continue
@ -90,7 +102,7 @@ def __parse_map_file(f_in):
if match:
stable_lines.add(match.group("func"))
return has_stable, stable_lines, experimental_lines
return has_stable, stable_lines, experimental_lines, internal_lines
def __generate_stable_abi(f_out, abi_version, lines):
@ -132,6 +144,20 @@ def __generate_experimental_abi(f_out, lines):
# end section
print("};", file=f_out)
def __generate_internal_abi(f_out, lines):
# start internal section
print("INTERNAL {", file=f_out)
# print all internal lines as they were
for line in lines:
# don't print empty whitespace
if not line:
print("", file=f_out)
else:
print("\t{}".format(line), file=f_out)
# end section
print("};", file=f_out)
def __main():
arg_parser = argparse.ArgumentParser(
@ -158,7 +184,7 @@ def __main():
sys.exit(1)
with open(parsed.map_file) as f_in:
has_stable, stable_lines, experimental_lines = __parse_map_file(f_in)
has_stable, stable_lines, experimental_lines, internal_lines = __parse_map_file(f_in)
with open(parsed.map_file, 'w') as f_out:
need_newline = has_stable and experimental_lines
@ -169,6 +195,11 @@ def __main():
print(file=f_out)
if experimental_lines:
__generate_experimental_abi(f_out, experimental_lines)
if internal_lines:
if has_stable or experimental_lines:
# separate sections with a newline
print(file=f_out)
__generate_internal_abi(f_out, internal_lines)
if __name__ == "__main__":