[chrome-gnome-shell] freebsd: search core utils with 'g' prefix

[Yuri Konotopov <ykonotopov src gnome org>]

commit 0c171b63156ba2d1d45b0d399cb452efe668af91
Author: Yuri Konotopov <ykonotopov gmail com>
Date:   Wed Sep 7 00:01:34 2016 +0300

    freebsd: search core utils with 'g' prefix

 CMakeLists.txt |   23 ++++++++++++++---------
 1 files changed, 14 insertions(+), 9 deletions(-)
---
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ca7fe17..c1df44a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -48,16 +48,21 @@ if(NOT DEFINED(DEBIAN_DISTRO))
        set(DEBIAN_DISTRO "trusty")
 endif(NOT DEFINED(DEBIAN_DISTRO))
 
-macro(find_program_ex program message_type)
-       string(TOUPPER ${program} _PROGRAM_UPPER)
+macro(find_program_ex)
+       string(TOUPPER ${ARGV0} _PROGRAM_UPPER)
 
-       find_program(${_PROGRAM_UPPER}_EXECUTABLE ${program})
+       set(_NAMES ${ARGV})
+       math(EXPR _NAMES_LAST_INDEX "${ARGC}-1")
+       list(GET _NAMES ${_NAMES_LAST_INDEX} _MESSAGE_STATUS)
+       list(REMOVE_AT _NAMES ${_NAMES_LAST_INDEX})
+
+       find_program(${_PROGRAM_UPPER}_EXECUTABLE NAMES ${_NAMES})
 
        if(${_PROGRAM_UPPER}_EXECUTABLE)
-               message(STATUS "Found ${program}: ${${_PROGRAM_UPPER}_EXECUTABLE}")
+               message(STATUS "Found ${ARGV0}: ${${_PROGRAM_UPPER}_EXECUTABLE}")
                set(${_PROGRAM_UPPER}_FOUND TRUE)
        else(${_PROGRAM_UPPER}_EXECUTABLE)
-               message(${message_type} "Could NOT find ${program}.")
+               message(${_MESSAGE_STATUS} "Could NOT find ${ARGV0}.")
        endif(${_PROGRAM_UPPER}_EXECUTABLE)
 endmacro(find_program_ex)
 
@@ -82,10 +87,10 @@ if(BUILD_MESSAGES AND NOT DEFINED GETTEXT_REPORT_EMAIL)
 endif(BUILD_MESSAGES AND NOT DEFINED GETTEXT_REPORT_EMAIL)
 
 if(BUILD_EXTENSION OR BUILD_CONNECTOR)
-       find_program_ex(base64 FATAL_ERROR)
-       find_program_ex(sha256sum FATAL_ERROR)
-       find_program_ex(head FATAL_ERROR)
-       find_program_ex(tr FATAL_ERROR)
+       find_program_ex(base64 gbase64 FATAL_ERROR)
+       find_program_ex(sha256sum gsha256sum FATAL_ERROR)
+       find_program_ex(head ghead FATAL_ERROR)
+       find_program_ex(tr gtr FATAL_ERROR)
 
        # https://github.com/adobe/chromium/blob/master/chrome/common/extensions/extension.cc#L696
        # http://stackoverflow.com/questions/23873623/obtaining-chrome-extension-id-for-development