diff options
| -rw-r--r-- | configure.ac | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index fb6b196..b9185a6 100644 --- a/configure.ac +++ b/configure.ac @@ -27,6 +27,16 @@ AC_SUBST(LIBXML2_VERSION) # Checks for programs. AC_PROG_CC AC_PROG_CXX + +# AC_PROG_CXX will return "g++" even if no c++ compiler is installed +AC_LANG_PUSH([C++]) +AC_MSG_CHECKING([whether $CXX is available and compiles a program]) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([C++ compiler not available or unable to compile])]) +AC_LANG_POP + AM_PROG_CC_C_O AC_PROG_LIBTOOL |