diff --git a/configure.ac b/configure.ac index 74443353fb4..394f5b09df4 100644 --- a/configure.ac +++ b/configure.ac @@ -1091,7 +1091,7 @@ if test "$enable_lz4" = "yes" && test "$enable_comp_stub" = "no"; then if test -z "${LZ4_CFLAGS}" -a -z "${LZ4_LIBS}"; then # if the user did not explicitly specify flags, try to autodetect PKG_CHECK_MODULES([LZ4], - [liblz4 >= 1.7.1], + [liblz4 >= 1.7.1 liblz4 < 100], [have_lz4="yes"], [] # If this fails, we will do another test next ) @@ -1131,16 +1131,20 @@ if test "$enable_lz4" = "yes" && test "$enable_comp_stub" = "no"; then fi fi - # if LZ4_LIBS is set, we assume it will work, otherwise test - if test -z "${LZ4_LIBS}"; then + # Double check we have a few needed functions + if test "${have_lz4}" = "yes" ; then AC_CHECK_LIB([lz4], - [LZ4_compress], - [LZ4_LIBS="-llz4"], + [LZ4_compress_default], + [], + [have_lz4="no"]) + AC_CHECK_LIB([lz4], + [LZ4_decompress_safe], + [], [have_lz4="no"]) fi if test "${have_lz4}" != "yes" ; then - AC_MSG_RESULT([ usuable LZ4 library or header not found, using version in src/compat/compat-lz4.*]) + AC_MSG_RESULT([ usable LZ4 library or header not found, using version in src/compat/compat-lz4.*]) AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/]) LZ4_LIBS="" fi