>>> "Andreas" == Andreas Schwab <[EMAIL PROTECTED]> writes:
> Untested code ahead. > m4_syscmd([test -f build.sh.in])dnl > m4_if(m4_sysval, 0, [AC_CONFIG_FILES(build.sh)]) Bad idea: side effects are incompatible with the (autom4te) cache. If the environment changes but not the sources of configure, it won't be regenerated. Similarly with what Automake needs to trace.