cmake: check minimum zstd library version.

The APIs used in the kafka dissector have been introduced in version
1.0.0, then we need at least that version to work.

Change-Id: I80ded2362d4f324ec26392bd7a9781ea6d9ba630
Reviewed-on: https://code.wireshark.org/review/34382
Petri-Dish: Dario Lombardo <[email protected]>
Tested-by: Petri Dish Buildbot
Reviewed-by: Anders Broman <[email protected]>

Author: crondaemon

CMakeLists.txt

@@ -1139,7 +1139,7 @@ ws_find_package(LZ4 ENABLE_LZ4 HAVE_LZ4)
 ws_find_package(SNAPPY ENABLE_SNAPPY HAVE_SNAPPY)
 
 # zstd compression
-ws_find_package(ZSTD ENABLE_ZSTD HAVE_ZSTD)
+ws_find_package(ZSTD ENABLE_ZSTD HAVE_ZSTD "1.0.0")
 
 # Enhanced HTTP/2 dissection
 ws_find_package(NGHTTP2 ENABLE_NGHTTP2 HAVE_NGHTTP2)

cmake/modules/FindZSTD.cmake

@@ -31,8 +31,21 @@ find_library(ZSTD_LIBRARY
   /usr/local/lib
 )
 
+file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_MAJOR
+  REGEX "#define[ ]+ZSTD_VERSION_MAJOR[ ]+[0-9]+")
+string(REGEX MATCH "[0-9]+" ZSTD_VERSION_MAJOR ${ZSTD_VERSION_MAJOR})
+file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_MINOR
+  REGEX "#define[ ]+ZSTD_VERSION_MINOR[ ]+[0-9]+")
+string(REGEX MATCH "[0-9]+" ZSTD_VERSION_MINOR ${ZSTD_VERSION_MINOR})
+file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_RELEASE
+  REGEX "#define[ ]+ZSTD_VERSION_RELEASE[ ]+[0-9]+")
+string(REGEX MATCH "[0-9]+" ZSTD_VERSION_RELEASE ${ZSTD_VERSION_RELEASE})
+set(ZSTD_VERSION ${ZSTD_VERSION_MAJOR}.${ZSTD_VERSION_MINOR}.${ZSTD_VERSION_RELEASE})
+
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args( ZSTD DEFAULT_MSG ZSTD_LIBRARY ZSTD_INCLUDE_DIR )
+find_package_handle_standard_args(ZSTD
+    REQUIRED_VARS   ZSTD_LIBRARY ZSTD_INCLUDE_DIR
+    VERSION_VAR     ZSTD_VERSION)
 
 if( ZSTD_FOUND )
   set( ZSTD_INCLUDE_DIRS ${ZSTD_INCLUDE_DIR} )