Support cmake (#153)

* First cmake list file, simple docs.

TODO: utils folder.

* Support for building utils

* All fields except HAVE_DOPRNT in place

* Now builds and runs :)

src/util/CMakeLists.txt

@@ -0,0 +1,46 @@
+
+set(TOOLS
+  asciipasswd
+  autowiz
+  plrtoascii
+  rebuildIndex
+  rebuildMailIndex
+  shopconv
+  sign
+  split
+  wld2html
+  webster
+)
+
+# common includes and flags
+include_directories(${CMAKE_SOURCE_DIR}/src)
+add_definitions(-DCIRCLE_UTIL)
+
+find_library(CRYPT_LIBRARY crypt)
+find_library(NETLIB_LIBRARY nsl socket)  # for sign.c, hvis nødvendig
+
+foreach(tool ${TOOLS})
+    if(${tool} STREQUAL "rebuildIndex")
+        add_executable(rebuildIndex rebuildAsciiIndex.c)
+    else()
+        add_executable(${tool} ${tool}.c)
+    endif()
+
+    # Set output location
+    set_target_properties(${tool} PROPERTIES
+        RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin
+    )
+
+    # Link to libcrypt for asciipasswd
+    if(${tool} STREQUAL "asciipasswd" AND CRYPT_LIBRARY)
+        target_link_libraries(${tool} ${CRYPT_LIBRARY})
+    endif()
+
+    # Link to netlib for sign
+    if(${tool} STREQUAL "sign" AND NETLIB_LIBRARY)
+        target_link_libraries(${tool} ${NETLIB_LIBRARY})
+    endif()
+endforeach()
+
+add_custom_target(utils DEPENDS ${TOOLS})
+