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| -rw-r--r-- | configure.ac | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index e807d4acaf..8ca274932c 100644 --- a/configure.ac +++ b/configure.ac @@ -46,6 +46,28 @@ solaris*) ;; esac +dnl If we're using GCC, make sure that it is at least version 3.3.0. Older +dnl versions are explictly not supported. +if test "x$GCC" = xyes; then + AC_MSG_CHECKING([whether gcc version is sufficient]) + major=0 + minor=0 + + GCC_VERSION=`$CC -dumpversion` + if test $? -eq 0; then + major=`echo $GCC_VERSION | cut -d. -f1` + minor=`echo $GCC_VERSION | cut -d. -f1` + fi + + if test $major -lt 3 -o $major -eq 3 -a $minor -lt 3 ; then + AC_MSG_RESULT([no]) + AC_MSG_ERROR([If using GCC, version 3.3.0 or later is required.]) + else + AC_MSG_RESULT([yes]) + fi +fi + + MKDEP_OPTIONS=-fdepend dnl Ask gcc where it's keeping its secret headers if test "x$GCC" = xyes; then |