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Diffstat (limited to 'autoconf/configure.ac')
| -rw-r--r-- | autoconf/configure.ac | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/autoconf/configure.ac b/autoconf/configure.ac index fa0aa33..787c0d7 100644 --- a/autoconf/configure.ac +++ b/autoconf/configure.ac @@ -20,6 +20,13 @@ AC_INIT([[[LLVM]]],[[[1.0]]],[llvmbugs@cs.uiuc.edu]) dnl Place all of the extra autoconf files into the config subdirectory AC_CONFIG_AUX_DIR([autoconf]) +dnl Quit if the source directory has already been configured. +if test -f ${srcdir}/include/Config/config.h +then + AC_MSG_ERROR([Already configured in ${srcdir}]) +fi + + dnl Configure a header file AC_CONFIG_HEADERS(include/Config/config.h) AC_CONFIG_MAKEFILE(Makefile) |