kc3-lang/harfbuzz/src/check-symbols.sh

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• Hash : e2767e43
  Author :
  Date : 2019-05-15T13:14:09
  

  [ci][test] Ignore other gcov symbols also
  
  To fix https://travis-ci.org/harfbuzz/harfbuzz/jobs/532693197

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• src/check-symbols.sh

• #!/bin/sh
  
  LC_ALL=C
  export LC_ALL
  
  test -z "$srcdir" && srcdir=.
  test -z "$libs" && libs=.libs
  stat=0
  
  IGNORED_SYMBOLS='_fini\|_init\|_fdata\|_ftext\|_fbss\|__bss_start\|__bss_start__\|__bss_end__\|_edata\|_end\|_bss_end__\|__end__\|__gcov_.*\|llvm_.*'
  
  if which nm 2>/dev/null >/dev/null; then
  	:
  else
  	echo "check-symbols.sh: 'nm' not found; skipping test"
  	exit 77
  fi
  
  tested=false
  for soname in harfbuzz harfbuzz-subset harfbuzz-icu harfbuzz-gobject; do
  	for suffix in so dylib; do
  		so=$libs/lib$soname.$suffix
  		if ! test -f "$so"; then continue; fi
  
  		# On macOS, C symbols are prefixed with _
  		symprefix=
  		if test $suffix = dylib; then symprefix=_; fi
  
  		EXPORTED_SYMBOLS=`nm "$so" | grep ' [BCDGINRST] .' | grep -v " $symprefix\\($IGNORED_SYMBOLS\\>\\)" | cut -d' ' -f3 | c++filt`
  
  		prefix=$symprefix`basename "$so" | sed 's/libharfbuzz/hb/; s/-/_/g; s/[.].*//'`
  
  		echo "Checking that $so does not expose internal symbols"
  		if echo "$EXPORTED_SYMBOLS" | grep -v "^${prefix}\(_\|$\)"; then
  			echo "Ouch, internal symbols exposed"
  			stat=1
  		fi
  
  		def=$soname.def
  		if ! test -f "$def"; then
  			echo "'$def' not found; skipping"
  		else
  			echo "Checking that $so has the same symbol list as $def"
  			{
  				echo EXPORTS
  				echo "$EXPORTED_SYMBOLS" | sed -e "s/^${symprefix}hb/hb/g"
  				# cheat: copy the last line from the def file!
  				tail -n1 "$def"
  			} | c++filt | diff "$def" - >&2 || stat=1
  		fi
  
  		tested=true
  	done
  done
  if ! $tested; then
  	echo "check-symbols.sh: no shared libraries found; skipping test"
  	exit 77
  fi
  
  exit $stat
  

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