use $CC -xM for dependencies on solaris, if you are using cc

git-svn-id: svn://katsu.triplehelix.org/dgamelaunch/trunk@319 db0b04b0-f4d1-0310-9a6d-de3e77497b0e

Changelog

@@ -5,6 +5,7 @@
         * Fix dgl-create-chroot's copying of terminfo - the terminfo dir
           might be full of symlinks, so dereference them by passing -L to
           cp. It's SUSv3, honest!
+        * Now compiles with Tiny C Compiler.
 
 1.4.5 (2004/06/14)
 	* Reset offset if necessary to show at least one game to avoid things

configure.ac

@@ -22,10 +22,25 @@ case "$(uname -s)" in
   ;;
 esac
 
+AC_MSG_CHECKING([for Solaris cc])
+case "`$CC -V 2>&1`" in
+  *Sun*WorkShop* | *Forte*Developer*)
+    AC_MSG_RESULT(yes)
+    suncc=yes
+  ;;
+  *)
+    AC_MSG_RESULT(no)
+  ;;
+esac
+
 if test "$ac_cv_c_compiler_gnu" = yes; then
   CFLAGS="$CFLAGS -Wall -Wno-unused"
   MKDEP="$CC -MM"
   MKDEP_DIRECT="> .depend"
+elif test "$suncc" = yes; then
+  MKDEP="$CC -xM"
+  # -xM is noisy
+  MKDEP_DIRECT="> .depend 2>/dev/null"
 else
   AC_CHECK_PROG(MKDEP, mkdep, mkdep,)
   if test -z "$MKDEP"; then