/* script-c.h -- C interface for linker scripts in gold. */
-/* Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 2006-2014 Free Software Foundation, Inc.
Written by Ian Lance Taylor <iant@google.com>.
This file is part of gold.
typedef void* Expression_ptr;
#endif
+/* Script_section type. */
+enum Script_section_type
+{
+ /* No section type. */
+ SCRIPT_SECTION_TYPE_NONE,
+ SCRIPT_SECTION_TYPE_NOLOAD,
+ SCRIPT_SECTION_TYPE_DSECT,
+ SCRIPT_SECTION_TYPE_COPY,
+ SCRIPT_SECTION_TYPE_INFO,
+ SCRIPT_SECTION_TYPE_OVERLAY
+};
+
/* A constraint for whether to use a particular output section
definition. */
{
/* The address. This may be NULL. */
Expression_ptr address;
+ /* Section type. May be NULL string. */
+ enum Script_section_type section_type;
/* The load address, from the AT specifier. This may be NULL. */
Expression_ptr load_address;
/* The alignment, from the ALIGN specifier. This may be NULL. */
extern void
yyerror(void* closure, const char*);
+/* Called by the bison parser to add an external symbol (a symbol in
+ an EXTERN declaration) to the link. */
+
+extern void
+script_add_extern(void* closure, const char*, size_t);
+
/* Called by the bison parser to add a file to the link. */
extern void
script_add_file(void* closure, const char*, size_t);
+/* Called by the bison parser to add a library to the link. */
+
+extern void
+script_add_library(void* closure, const char*, size_t);
+
/* Called by the bison parser to start and stop a group. */
extern void
extern void
script_parse_option(void* closure, const char*, size_t);
+/* Called by the bison parser to handle OUTPUT_FORMAT. This return 0
+ if the parse should be aborted. */
+
+extern int
+script_check_output_format(void* closure, const char*, size_t,
+ const char*, size_t, const char*, size_t);
+
+/* Called by the bison parser to handle TARGET. */
+extern void
+script_set_target(void* closure, const char*, size_t);
+
/* Called by the bison parser to handle SEARCH_DIR. */
extern void
extern void
script_pop_lex_mode(void* closure);
+/* Called by the bison parser to get the value of a symbol. This is
+ called for a reference to a symbol, but is not called for something
+ like "sym += 10". Uses of the special symbol "." can just call
+ script_exp_string. */
+
+extern Expression_ptr
+script_symbol(void* closure, const char*, size_t);
+
/* Called by the bison parser to set a symbol to a value. PROVIDE is
non-zero if the symbol should be provided--only defined if there is
an undefined reference. HIDDEN is non-zero if the symbol should be
extern void
script_data_segment_relro_end(void* closure);
+/* Record the fact that a SEGMENT_START expression is seen. */
+
+extern void
+script_saw_segment_start_expression(void* closure);
+
+/* Called by the bison parser for MEMORY regions. */
+
+extern void
+script_add_memory(void*, const char*, size_t, unsigned int,
+ Expression_ptr, Expression_ptr);
+
+extern unsigned int
+script_parse_memory_attr(void*, const char*, size_t, int);
+
+extern void
+script_set_section_region(void*, const char*, size_t, int);
+
+extern void
+script_include_directive(void *, const char*, size_t);
+
/* Called by the bison parser for expressions. */
extern Expression_ptr
extern Expression_ptr
script_exp_function_loadaddr(const char*, size_t);
extern Expression_ptr
-script_exp_function_origin(const char*, size_t);
+script_exp_function_origin(void*, const char*, size_t);
extern Expression_ptr
-script_exp_function_length(const char*, size_t);
+script_exp_function_length(void*, const char*, size_t);
extern Expression_ptr
script_exp_function_constant(const char*, size_t);
extern Expression_ptr
script_register_vers_node(void* closure,
const char* tag,
int taglen,
- struct Version_tree *,
- struct Version_dependency_list *);
+ struct Version_tree*,
+ struct Version_dependency_list*);
-extern struct Version_dependency_list *
+extern struct Version_dependency_list*
script_add_vers_depend(void* closure,
- struct Version_dependency_list *existing_dependencies,
- const char *depend_to_add, int deplen);
+ struct Version_dependency_list* existing_dependencies,
+ const char* depend_to_add, int deplen);
-extern struct Version_expression_list *
+extern struct Version_expression_list*
script_new_vers_pattern(void* closure,
- struct Version_expression_list *,
- const char *, int, int);
+ struct Version_expression_list*,
+ const char*, int, int);
-extern struct Version_expression_list *
-script_merge_expressions(struct Version_expression_list *a,
- struct Version_expression_list *b);
+extern struct Version_expression_list*
+script_merge_expressions(struct Version_expression_list* a,
+ struct Version_expression_list* b);
-extern struct Version_tree *
+extern struct Version_tree*
script_new_vers_node(void* closure,
- struct Version_expression_list *global,
- struct Version_expression_list *local);
+ struct Version_expression_list* global,
+ struct Version_expression_list* local);
extern void
version_script_push_lang(void* closure, const char* lang, int langlen);