Use SOVERSION for shared libraries on Unix-like systems.

CMakeLists.txt

@@ -215,6 +215,16 @@ endif()
 #--------------------------------------------------------------------
 set(GLFW_LIBRARIES ${glfw_LIBRARIES} CACHE STRING "Dependencies of GLFW")
 
+#--------------------------------------------------------------------
+# Choose library output name
+#--------------------------------------------------------------------
+if (BUILD_SHARED_LIBS AND UNIX)
+    # On Unix-like systems, shared libraries can use the soname system.
+    set(GLFW_LIB_NAME glfw)
+else()
+    set(GLFW_LIB_NAME glfw3)
+endif()
+
 #--------------------------------------------------------------------
 # Add subdirectories
 #--------------------------------------------------------------------

src/CMakeLists.txt

@@ -30,9 +30,14 @@ elseif (_GLFW_X11_GLX)
 endif()
 
 add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS})
-set_target_properties(glfw PROPERTIES OUTPUT_NAME "glfw3")
+set_target_properties(glfw PROPERTIES OUTPUT_NAME "${GLFW_LIB_NAME}")
 
 if (BUILD_SHARED_LIBS)
+    # Include version information in the output
+    set_target_properties(glfw PROPERTIES VERSION ${GLFW_VERSION})
+    if (UNIX)
+        set_target_properties(glfw PROPERTIES SOVERSION ${GLFW_VERSION_MAJOR})
+    endif()
 
     if (_GLFW_WIN32_WGL)
         # The GLFW DLL needs a special compile-time macro and import library name

src/libglfw3.pc.in

@@ -8,6 +8,6 @@ Description: A portable library for OpenGL, window and input
 Version: @GLFW_VERSION_FULL@
 URL: http://www.glfw.org/
 Requires.private: @GLFW_PKG_DEPS@
-Libs: -L${libdir} -lglfw3
+Libs: -L${libdir} -l@GLFW_LIB_NAME@
 Libs.private: @GLFW_PKG_LIBS@
 Cflags: -I${includedir}