Automatic date update in version.in

[deliverable/binutils-gdb.git] / gdb / exec.h

diff --git a/gdb/exec.h b/gdb/exec.h
index 304310fcfc184a94a972fb843a9a085553393435..1119953dc8fb79ac01a448065b5ff8cc9291fb47 100644 (file)
--- a/gdb/exec.h
+++ b/gdb/exec.h
@@ -1,6 +1,6 @@
 /* Work with executable files, for GDB, the GNU debugger.
 
-   Copyright (C) 2003-2014 Free Software Foundation, Inc.
+   Copyright (C) 2003-2021 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -23,27 +23,23 @@
 #include "target.h"
 #include "progspace.h"
 #include "memrange.h"
+#include "symfile-add-flags.h"
 
 struct target_section;
 struct target_ops;
 struct bfd;
 struct objfile;
 
-extern struct target_ops exec_ops;
+/* Builds a section table, given args BFD.  */
 
-#define exec_bfd current_program_space->ebfd
-#define exec_bfd_mtime current_program_space->ebfd_mtime
-#define exec_filename current_program_space->pspace_exec_filename
+extern target_section_table build_section_table (struct bfd *);
 
-/* Builds a section table, given args BFD, SECTABLE_PTR, SECEND_PTR.
-   Returns 0 if OK, 1 on error.  */
+/* The current inferior is a child vforked and its program space is
+   shared with its parent.  This pushes the exec target on the
+   current/child inferior's target stack if there are sections in the
+   program space's section table.  */
 
-extern int build_section_table (struct bfd *, struct target_section **,
-                               struct target_section **);
-
-/* Remove all entries from TABLE.  */
-
-extern void clear_section_table (struct target_section_table *table);
+extern void exec_on_vfork ();
 
 /* Read from mappable read-only sections of BFD executable files.
    Return TARGET_XFER_OK, if read is successful.  Return
@@ -59,8 +55,13 @@ extern enum target_xfer_status
    Request to transfer up to LEN 8-bit bytes of the target sections
    defined by SECTIONS and SECTIONS_END.  The OFFSET specifies the
    starting address.
-   If SECTION_NAME is not NULL, only access sections with that same
-   name.
+
+   The MATCH_CB predicate is optional; when provided it will be called
+   for each section under consideration.  When MATCH_CB evaluates as
+   true, the section remains under consideration; a false result
+   removes it from consideration for performing the memory transfers
+   noted above.  See memory_xfer_partial_1() in target.c for an
+   example.
 
    Return the number of bytes actually transfered, or zero when no
    data is available for the requested range.
@@ -75,9 +76,10 @@ extern enum target_xfer_status
   section_table_xfer_memory_partial (gdb_byte *,
                                     const gdb_byte *,
                                     ULONGEST, ULONGEST, ULONGEST *,
-                                    struct target_section *,
-                                    struct target_section *,
-                                    const char *);
+                                    const target_section_table &,
+                                    gdb::function_view<bool
+                                      (const struct target_section *)> match_cb
+                                        = nullptr);
 
 /* Read from mappable read-only sections of BFD executable files.
    Similar to exec_read_partial_read_only, but return
@@ -90,29 +92,18 @@ extern enum target_xfer_status
 /* Set the loaded address of a section.  */
 extern void exec_set_section_address (const char *, int, CORE_ADDR);
 
-/* Remove all target sections owned by OWNER.  */
-
-extern void remove_target_sections (void *owner);
-
-/* Add the sections array defined by [SECTIONS..SECTIONS_END[ to the
-   current set of target sections.  */
-
-extern void add_target_sections (void *owner,
-                                struct target_section *sections,
-                                struct target_section *sections_end);
-
-/* Add the sections of OBJFILE to the current set of target sections.
- * OBJFILE owns the new target sections.  */
-
-extern void add_target_sections_of_objfile (struct objfile *objfile);
-
 /* Prints info about all sections defined in the TABLE.  ABFD is
    special cased --- it's filename is omitted; if it is the executable
    file, its entry point is printed.  */
 
-extern void print_section_info (struct target_section_table *table,
+extern void print_section_info (const target_section_table *table,
                                bfd *abfd);
 
-extern void exec_close (void);
+/* Helper function that attempts to open the symbol file at EXEC_FILE_HOST.
+   If successful, it proceeds to add the symbol file as the main symbol file.
 
+   ADD_FLAGS is passed on to the function adding the symbol file.  */
+extern void try_open_exec_file (const char *exec_file_host,
+                               struct inferior *inf,
+                               symfile_add_flags add_flags);
 #endif