#! /bin/sh # Test `+=' with conditionals. . $srcdir/defs || exit 1 echo 'AM_CONDITIONAL(CHECK, true)' >> configure.in cat > Makefile.am << 'END' if CHECK data_DATA = zar endif if CHECK data_DATA += doz else data_DATA += dog endif END : > zar : > doz : > dog $AUTOMAKE || exit 1 fgrep '= zar doz' Makefile.in || exit 1 fgrep '= dog' Makefile.in