scripts/gcc-plugin.sh

   1 #!/bin/sh
   2 srctree=$(dirname "$0")
   3 gccplugins_dir=$($3 -print-file-name=plugin)
   4 plugincc=$($1 -E -x c++ - -o /dev/null -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
   5 #include "gcc-common.h"
   6 #if BUILDING_GCC_VERSION >= 4008 || defined(ENABLE_BUILD_WITH_CXX)
   7 #warning $2 CXX
   8 #else
   9 #warning $1 CC
  10 #endif
  11 EOF
  12 )
  13
  14 if [ $? -ne 0 ]
  15 then
  16         exit 1
  17 fi
  18
  19 case "$plugincc" in
  20         *"$1 CC"*)
  21                 echo "$1"
  22                 exit 0
  23                 ;;
  24
  25         *"$2 CXX"*)
  26                 # the c++ compiler needs another test, see below
  27                 ;;
  28
  29         *)
  30                 exit 1
  31                 ;;
  32 esac
  33
  34 # we need a c++ compiler that supports the designated initializer GNU extension
  35 plugincc=$($2 -c -x c++ -std=gnu++98 - -fsyntax-only -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
  36 #include "gcc-common.h"
  37 class test {
  38 public:
  39         int test;
  40 } test = {
  41         .test = 1
  42 };
  43 EOF
  44 )
  45
  46 if [ $? -eq 0 ]
  47 then
  48         echo "$2"
  49         exit 0
  50 fi
  51 exit 1