/* Defs for interface to demanglers.
- Copyright (C) 1992-2015 Free Software Foundation, Inc.
+ Copyright (C) 1992-2018 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License
#define DMGL_GNU_V3 (1 << 14)
#define DMGL_GNAT (1 << 15)
#define DMGL_DLANG (1 << 16)
+#define DMGL_RUST (1 << 17) /* Rust wraps GNU_V3 style mangling. */
/* If none of these are set, use 'current_demangling_style' as the default. */
-#define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU|DMGL_LUCID|DMGL_ARM|DMGL_HP|DMGL_EDG|DMGL_GNU_V3|DMGL_JAVA|DMGL_GNAT|DMGL_DLANG)
+#define DMGL_STYLE_MASK (DMGL_AUTO|DMGL_GNU|DMGL_LUCID|DMGL_ARM|DMGL_HP|DMGL_EDG|DMGL_GNU_V3|DMGL_JAVA|DMGL_GNAT|DMGL_DLANG|DMGL_RUST)
/* Enumeration of possible demangling styles.
gnu_v3_demangling = DMGL_GNU_V3,
java_demangling = DMGL_JAVA,
gnat_demangling = DMGL_GNAT,
- dlang_demangling = DMGL_DLANG
+ dlang_demangling = DMGL_DLANG,
+ rust_demangling = DMGL_RUST
} current_demangling_style;
/* Define string names for the various demangling styles. */
#define JAVA_DEMANGLING_STYLE_STRING "java"
#define GNAT_DEMANGLING_STYLE_STRING "gnat"
#define DLANG_DEMANGLING_STYLE_STRING "dlang"
+#define RUST_DEMANGLING_STYLE_STRING "rust"
/* Some macros to test what demangling style is active. */
#define JAVA_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_JAVA)
#define GNAT_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_GNAT)
#define DLANG_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_DLANG)
+#define RUST_DEMANGLING (((int) CURRENT_DEMANGLING_STYLE) & DMGL_RUST)
/* Provide information about the available demangle styles. This code is
pulled from gdb into libiberty because it is useful to binutils also. */
extern char *
dlang_demangle (const char *mangled, int options);
+/* Returns non-zero iff MANGLED is a rust mangled symbol. MANGLED must
+ already have been demangled through cplus_demangle_v3. If this function
+ returns non-zero then MANGLED can be demangled (in-place) using
+ RUST_DEMANGLE_SYM. */
+extern int
+rust_is_mangled (const char *mangled);
+
+/* Demangles SYM (in-place) if RUST_IS_MANGLED returned non-zero for SYM.
+ If RUST_IS_MANGLED returned zero for SYM then RUST_DEMANGLE_SYM might
+ replace characters that cannot be demangled with '?' and might truncate
+ SYM. After calling RUST_DEMANGLE_SYM SYM might be shorter, but never
+ larger. */
+extern void
+rust_demangle_sym (char *sym);
+
+/* Demangles MANGLED if it was GNU_V3 and then RUST mangled, otherwise
+ returns NULL. Uses CPLUS_DEMANGLE_V3, RUST_IS_MANGLED and
+ RUST_DEMANGLE_SYM. Returns a new string that is owned by the caller. */
+extern char *
+rust_demangle (const char *mangled, int options);
+
enum gnu_v3_ctor_kinds {
gnu_v3_complete_object_ctor = 1,
gnu_v3_base_object_ctor,
/* A transaction-safe function type. */
DEMANGLE_COMPONENT_TRANSACTION_SAFE,
/* A cloned function. */
- DEMANGLE_COMPONENT_CLONE
+ DEMANGLE_COMPONENT_CLONE,
+ DEMANGLE_COMPONENT_NOEXCEPT,
+ DEMANGLE_COMPONENT_THROW_SPEC
};
/* Types which are only used internally. */
/* The type of this component. */
enum demangle_component_type type;
+ /* Guard against recursive component printing.
+ Initialize to zero. Private to d_print_comp.
+ All other fields are final after initialization. */
+ int d_printing;
+
union
{
/* For DEMANGLE_COMPONENT_NAME. */
extern char *
cplus_demangle_print (int options,
- const struct demangle_component *tree,
+ struct demangle_component *tree,
int estimated_length,
size_t *p_allocated_size);
extern int
cplus_demangle_print_callback (int options,
- const struct demangle_component *tree,
+ struct demangle_component *tree,
demangle_callbackref callback, void *opaque);
#ifdef __cplusplus