Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libdw/dwarf_default_lower_bound.c b/libdw/dwarf_default_lower_bound.c
new file mode 100644
index 0000000..a33a343
--- /dev/null
+++ b/libdw/dwarf_default_lower_bound.c
@@ -0,0 +1,91 @@
+/* Get the default subrange lower bound for a given language.
+ Copyright (C) 2016 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ elfutils 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 copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <dwarf.h>
+#include "libdwP.h"
+
+/* Determine default lower bound from language, as per the DWARF5
+ "Subrange Type Entries" table. */
+int
+dwarf_default_lower_bound (int lang, Dwarf_Sword *result)
+{
+ switch (lang)
+ {
+ case DW_LANG_C:
+ case DW_LANG_C89:
+ case DW_LANG_C99:
+ case DW_LANG_C11:
+ case DW_LANG_C_plus_plus:
+ case DW_LANG_C_plus_plus_03:
+ case DW_LANG_C_plus_plus_11:
+ case DW_LANG_C_plus_plus_14:
+ case DW_LANG_ObjC:
+ case DW_LANG_ObjC_plus_plus:
+ case DW_LANG_Java:
+ case DW_LANG_D:
+ case DW_LANG_Python:
+ case DW_LANG_UPC:
+ case DW_LANG_OpenCL:
+ case DW_LANG_Go:
+ case DW_LANG_Haskell:
+ case DW_LANG_OCaml:
+ case DW_LANG_Rust:
+ case DW_LANG_Swift:
+ case DW_LANG_Dylan:
+ case DW_LANG_RenderScript:
+ case DW_LANG_BLISS:
+ *result = 0;
+ return 0;
+
+ case DW_LANG_Ada83:
+ case DW_LANG_Ada95:
+ case DW_LANG_Cobol74:
+ case DW_LANG_Cobol85:
+ case DW_LANG_Fortran77:
+ case DW_LANG_Fortran90:
+ case DW_LANG_Fortran95:
+ case DW_LANG_Fortran03:
+ case DW_LANG_Fortran08:
+ case DW_LANG_Pascal83:
+ case DW_LANG_Modula2:
+ case DW_LANG_Modula3:
+ case DW_LANG_PLI:
+ case DW_LANG_Julia:
+ *result = 1;
+ return 0;
+
+ default:
+ __libdw_seterrno (DWARF_E_UNKNOWN_LANGUAGE);
+ return -1;
+ }
+}
+INTDEF (dwarf_default_lower_bound)