exportsymbols.sh #1

#!/bin/ksh

# XXX: speed this crunker up!

# get a list of candidate symbols to export
dumpbin /symbols $* | \
  sed -e '/SECT.* notype () *External *|/!d' \
      -e 's/^.* | \([^( ]*\).*$/  \1/' \
      -e '/^  __/d' \
      -e 's/^  _\([^@]*\)$/  \1/'\
      -e '/_DllMain@12/d' \
      -e '/AEPAXI@Z$/d' |\
  sort -u \
  >$TMPDIR/symbols.$$

# line by line comments on the sed:
# select lines that define functions
# extract the symbol name
# exporting initial double _ bad; they're supposed to be the compiler's
# can't export the DllMain
# don't export 'scalar deleting destructor's, no don't ask me.

# don't export already __declspec(dllexport) symbols
dumpbin /directives $* |\
  sed -e '/-export:/!d' \
      -e 's/.*-export:/  /' \
  >$TMPDIR/exports.$$

# remove exports.$$ from symbols.$$
cat $TMPDIR/symbols.$$ $TMPDIR/exports.$$ $TMPDIR/exports.$$ |\
  sort |\
  uniq -u

#rm -f $TMPDIR/exports.$$
#rm -f $TMPDIR/symbols.$$