Merge branch 'wip' of https://github.com/hishamhm/htop into freebsd

Conflicts:
	htop.c
	unsupported/Platform.h

configure.ac

@@ -4,6 +4,8 @@
 AC_PREREQ(2.65)
 AC_INIT([htop],[1.0.3],[hisham@gobolinux.org])
 
+year=$(date +%Y)
+
 # The following two lines are required by hwloc scripts
 AC_USE_SYSTEM_EXTENSIONS
 AC_CANONICAL_TARGET
@@ -71,6 +73,19 @@ AC_TRY_COMPILE(AC_INCLUDES_DEFAULT, [char *a; a = strdup("foo"); int i = 0; i++;
    AC_MSG_ERROR([htop is written in C99. A newer version of gcc is required.]))
 CFLAGS="$save_cflags"
 
+save_cflags="${CFLAGS}"
+CFLAGS="$CFLAGS -Wextra"
+AC_MSG_CHECKING([if compiler supports -Wextra])
+AC_TRY_COMPILE([], [], [
+   wextra_flag=-Wextra
+   AC_MSG_RESULT([yes])
+],[
+   wextra_flag=
+   AC_MSG_RESULT([no])
+])
+CFLAGS="$save_cflags"
+AC_SUBST(wextra_flag)
+
 # Checks for features and flags.
 # ----------------------------------------------------------------------
 PROCDIR=/proc
@@ -187,6 +202,8 @@ if test ! -z "$missing_headers"; then
   AC_MSG_ERROR([missing headers: $missing_headers])
 fi
 
+AC_DEFINE_UNQUOTED(COPYRIGHT, "(C) 2004-$year Hisham Muhammad", [Copyright message.])
+
 # We're done, let's go!
 # ----------------------------------------------------------------------
 AM_CONDITIONAL([HTOP_LINUX], [test "$my_htop_platform" = linux])