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-rw-r--r--configure.ac4
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 2418e4b..7945934 100644
--- a/configure.ac
+++ b/configure.ac
@@ -210,6 +210,10 @@ AC_ARG_ENABLE([match-finders], AS_HELP_STRING([--enable-match-finders=LIST],
[enable_match_finders=SUPPORTED_MATCH_FINDERS])
enable_match_finders=`echo "$enable_match_finders" | sed 's/,/ /g'`
if test "x$enable_encoder_lz" = xyes ; then
+ if test -z "$enable_match_finders"; then
+ AC_MSG_ERROR([At least one match finder is required for an LZ-based encoder.])
+ fi
+
for arg in $enable_match_finders
do
case $arg in m4_foreach([NAME], [SUPPORTED_MATCH_FINDERS], [