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Ignore symbols declared in the platform header

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This commit is contained in:
Nobuyoshi Nakada 2020-12-27 14:58:00 +09:00
parent 366b58d7ca
commit 260d626ef6
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2 changed files with 16 additions and 1 deletions
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2
template/Makefile.in
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@ -684,4 +684,4 @@ mjit_build_dir.$(SOEXT): $(MJIT_MIN_HEADER) $(srcdir)/ruby-runner.c ruby-runner.
# yes-test-basic: leaked-globals
leaked-globals: $(COMMONOBJS) prog $(tooldir)/leaked-globals PHONY
$(Q) $(XRUBY) $(tooldir)/leaked-globals NM=$(NM) SYMBOL_PREFIX=$(SYMBOL_PREFIX) $(srcdir)/configure.ac $(COMMONOBJS)
$(Q) $(XRUBY) $(tooldir)/leaked-globals NM=$(NM) SYMBOL_PREFIX=$(SYMBOL_PREFIX) PLATFORM=$(hdrdir)/ruby/$(PLATFORM_DIR).h $(srcdir)/configure.ac $(COMMONOBJS)

15
tool/leaked-globals
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@ -7,6 +7,8 @@ until ARGV.empty?
SYMBOL_PREFIX = $1
when /\ANM=(.*)/ # may be multiple words
NM = $1
when /\APLATFORM=(.+)?/
platform = $1
else
break
end
@ -20,6 +22,19 @@ config_code = File.read(config)
REPLACE = config_code.scan(/\bAC_(?:REPLACE|CHECK)_FUNCS?\((\w+)/).flatten
# REPLACE << 'memcmp' if /\bAC_FUNC_MEMCMP\b/ =~ config_code
REPLACE.push('main', 'DllMain')
if platform and !platform.empty?
begin
h = File.read(platform)
rescue Errno::ENOENT
else
REPLACE.concat(
h .gsub(%r[/\*.*?\*/]m, " ") # delete block comments
.gsub(%r[//.*], ' ') # delete oneline comments
.gsub(/^\s*#.*(?:\\\n.*)*/, "") # delete preprocessor directives
.scan(/\b((?!rb_|DEPRECATED|_)\w+)\s*\(.*\);/)
.flatten)
end
end
missing = File.dirname(config) + "/missing/"
ARGV.reject! do |n|
unless (src = Dir.glob(missing + File.basename(n, ".*") + ".[cS]")).empty?