diff options
-rw-r--r-- | configure.ac | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 985df1a..143d388 100644 --- a/configure.ac +++ b/configure.ac @@ -27,6 +27,12 @@ if test ! -f "$srcdir/src/laygram.c"; then fi fi AC_PROG_LEX +AC_PATH_PROG([LEX_INST], $LEX) +if test ! -f "$srcdir/src/laylex.c"; then + if test -z "$LEX_INST"; then + AC_MSG_ERROR([lex not found - unable to compile laylex.y]) + fi +fi # Checks for header files. PKG_CHECK_MODULES(X11, [x11 xt xmu xext]) |