Change the default option to "auto"
---
m4/spice-deps.m4 | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)
diff --git a/m4/spice-deps.m4 b/m4/spice-deps.m4
index d533c81..88edf7e 100644
--- a/m4/spice-deps.m4
+++ b/m4/spice-deps.m4
@@ -207,14 +207,20 @@ AC_DEFUN([SPICE_CHECK_PYTHON_MODULES], [
# ---------------
AC_DEFUN([SPICE_CHECK_LZ4], [
AC_ARG_ENABLE([lz4],
- AS_HELP_STRING([--enable-lz4=@<:@yes/no@:>@],
- [Enable LZ4 compression support @<:@default=no@:>@]),
+ AS_HELP_STRING([--enable-lz4=@<:@yes/no/auto@:>@],
+ [Enable LZ4 compression support @<:@default=auto@:>@]),
[],
- [enable_lz4="no"])
+ [enable_lz4="auto"])
if test "x$enable_lz4" != "xno"; then
- PKG_CHECK_MODULES([LZ4], [liblz4])
- AC_DEFINE(USE_LZ4, [1], [Define to build with lz4 support])
+ PKG_CHECK_MODULES([LZ4], [liblz4],
+ [enable_lz4=yes
+ AC_DEFINE(USE_LZ4, [1], [Define to build with lz4 support])
+ ],
+ [if test "x$enable_lz4" = "xyes"; then
+ AC_MSG_ERROR([lz4 support requested but liblz4 could not be found])
+ fi]
+ )
fi
])
--
2.5.0
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