facade/cc

   1 #!/bin/sh
   2
   3 # CC is a compilation driver, so we should check which stage of compilation
   4 # is actually running and select which flags to provide. This makes no
   5 # difference for GCC, but e.g. clang warns when a flag is provided that is
   6 # unused
   7
   8 run_it() {
   9         # echo "[CC $PWD]:" "$@"
  10         exec "$@"
  11 }
  12
  13 running_pp=false
  14 running_cc=false
  15
  16 # Guess what is actually running...
  17 for flag in "$@"; do
  18         case "$flag" in
  19                 -E) running_pp=true ;;
  20                 -c|-S) running_cc=true ;;
  21                 *) ;;
  22         esac
  23 done
  24
  25 # ...and pass the correct flags
  26 if $running_pp; then
  27         run_it $HELENOS_CROSS_PATH/$HSCT_REAL_CC $HSCT_CPPFLAGS "$@"
  28 elif $running_cc; then
  29         run_it $HELENOS_CROSS_PATH/$HSCT_REAL_CC $HSCT_CPPFLAGS $HSCT_CFLAGS "$@"
  30 else
  31         run_it $HELENOS_CROSS_PATH/$HSCT_REAL_CC $HSCT_CPPFLAGS $HSCT_CFLAGS $HSCT_LDFLAGS "$@" $HSCT_LDLIBS
  32 fi