2004-08-14 Paolo Bonzini <bonzini@gnu.org>

[pf3gnuchains/gcc-fork.git] / fixincludes / fixopts.c

diff --git a/fixincludes/fixopts.c b/fixincludes/fixopts.c
new file mode 100644 (file)
index 0000000..55a85e9
--- /dev/null
+++ b/fixincludes/fixopts.c
@@ -0,0 +1,51 @@
+/* Handle options that are passed from environment variables.
+
+   Copyright (C) 2004 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include "fixlib.h"
+
+#define _ENV_(v,m,n,t)   tCC* v = NULL;
+ENV_TABLE
+#undef _ENV_
+
+void
+initialize_opts ()
+{
+  static const char var_not_found[] =
+#ifndef __STDC__
+    "fixincl ERROR:  %s environment variable not defined\n"
+#else
+    "fixincl ERROR:  %s environment variable not defined\n"
+    "each of these must be defined:\n"
+# define _ENV_(vv,mm,nn,tt) "\t" nn "  - " tt "\n"
+  ENV_TABLE
+# undef _ENV_
+#endif
+    ;
+
+#define _ENV_(v,m,n,t)   { tSCC var[] = n;  \
+  v = getenv (var); if (m && (v == NULL)) { \
+  fprintf (stderr, var_not_found, var);     \
+  exit (EXIT_FAILURE); } }
+
+ENV_TABLE
+
+#undef _ENV_
+}