tools-for-build/grovel-features.sh

   1 # Automated platform feature testing
   2
   3 DIR=tools-for-build
   4
   5 # FIXME: Use this to test for dlopen presence and hence
   6 # load-shared-object buildability
   7
   8 # $1 feature
   9 # $2 additional flags
  10 #
  11 # Assumes the presence of $1-test.c, which when built and
  12 # run should return with 104 if the feature is present.
  13 #
  14 featurep() {
  15     bin="$DIR/$1-test"
  16     rm -f $bin
  17     cc $DIR/$1-test.c $2 -o $bin > /dev/null 2>&1 && $bin > /dev/null 2>&1
  18     if [ "$?" = 104 ]
  19     then
  20         printf " :$1"
  21     fi
  22     rm -f $bin
  23 }
  24
  25 featurep os-provides-dladdr -ldl