diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/configure.in b/configure.in index 9a190c2..a06bee1 100644 --- a/configure.in +++ b/configure.in @@ -68,7 +68,7 @@ AM_PROG_CC_C_O AC_PROG_INSTALL AM_PROG_LIBTOOL AM_PROG_LEX -AC_PROG_YACC +AC_CHECK_PROGS(YACC, 'bison -y') AC_C_CONST AC_C_INLINE @@ -118,6 +118,19 @@ python/netlink/route/Makefile include/netlink/version.h ]) +ac_errcount=0 +if test -z "$YACC"; then + AC_MSG_WARN(bison not found. Please install before continuing.) + ac_errcount=$((ac_errcount + 1)) +fi +if test -z "$LEXLIB"; then + AC_MSG_WARN(flex or lex not found. Please install before continuing.) + ac_errcount=$((ac_errcount + 1)) +fi +if test $ac_errcount -gt 0; then + AC_MSG_ERROR(Required packages are missing. Please install them and rerun ./configure) +fi + AC_OUTPUT echo "-------------------------------------------------------------------------------" |