build-sys: fix help text of bzip2 configure check

The bzip2 support is enabled by default unless requested otherwise via
--disable-bzip2. Make the help text reflect that.

Fixes: #4636
This commit is contained in:
Michael Biebl 2016-11-11 16:34:49 +01:00
parent 110773f6c9
commit 784751dfc6

View file

@ -606,7 +606,7 @@ AM_CONDITIONAL(HAVE_ZLIB, [test "$have_zlib" = "yes"])
# ------------------------------------------------------------------------------
have_bzip2=no
AC_ARG_ENABLE(bzip2, AS_HELP_STRING([--enable-bzip2], [Enable optional BZIP2 support]))
AC_ARG_ENABLE(bzip2, AS_HELP_STRING([--disable-bzip2], [disable optional BZIP2 support]))
AS_IF([test "x$enable_bzip2" != "xno"], [
AC_CHECK_HEADERS(bzlib.h,
[AC_DEFINE(HAVE_BZIP2, 1, [Define if BZIP2 is available])