Call project() with parsed version string

Signed-off-by: Justin Brewer <jzb0012@auburn.edu>

CMakeLists.txt

@@ -1,26 +1,23 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 3.0.0)
 INCLUDE(GNUInstallDirs)
-PROJECT(redisearch)
 
-SET(ENABLE_EXAMPLES OFF CACHE BOOL "Enable building hiredis examples")
-
-# Get the version numbers
 MACRO(getVersionBit name)
-
-EXECUTE_PROCESS(
-    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
-    COMMAND grep "${name}" hiredis.h COMMAND awk "{print $3}"
-    OUTPUT_VARIABLE "${name}"
-    OUTPUT_STRIP_TRAILING_WHITESPACE)
+  SET(VERSION_REGEX "^#define ${name} (.+)$")
+  FILE(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/hiredis.h"
+    VERSION_BIT REGEX ${VERSION_REGEX})
+  STRING(REGEX REPLACE ${VERSION_REGEX} "\\1" ${name} "${VERSION_BIT}")
 ENDMACRO(getVersionBit)
 
 getVersionBit(HIREDIS_MAJOR)
 getVersionBit(HIREDIS_MINOR)
 getVersionBit(HIREDIS_PATCH)
-
 SET(VERSION "${HIREDIS_MAJOR}.${HIREDIS_MINOR}.${HIREDIS_PATCH}")
 MESSAGE("Detected version: ${VERSION}")
 
+PROJECT(hiredis VERSION "${VERSION}")
+
+SET(ENABLE_EXAMPLES OFF CACHE BOOL "Enable building hiredis examples")
+
 INCLUDE_DIRECTORIES(${PROJECT_SOURCE_DIR})
 
 ADD_LIBRARY(hiredis SHARED

hiredis.pc.in

@@ -6,6 +6,6 @@ pkgincludedir=${includedir}/hiredis
 
 Name: hiredis
 Description: Minimalistic C client library for Redis.
-Version: @VERSION@
+Version: @PROJECT_VERSION@
 Libs: -L${libdir} -lhiredis
 Cflags: -I${pkgincludedir} -D_FILE_OFFSET_BITS=64