/* List lines of source files for GDB, the GNU debugger.
- Copyright (C) 1999, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1999-2018 Free Software Foundation, Inc.
This file is part of GDB.
struct symtab;
+/* See openp function definition for their description. */
+
+enum openp_flag
+{
+ OPF_TRY_CWD_FIRST = 0x01,
+ OPF_SEARCH_IN_PATH = 0x02,
+ OPF_RETURN_REALPATH = 0x04,
+};
+
+DEF_ENUM_FLAGS_TYPE(openp_flag, openp_flags);
+
+extern int openp (const char *, openp_flags, const char *, int,
+ gdb::unique_xmalloc_ptr<char> *);
+
+extern int source_full_path_of (const char *, gdb::unique_xmalloc_ptr<char> *);
+
+extern void mod_path (const char *, char **);
+
+extern void add_path (const char *, char **, int);
+
+extern void directory_switch (const char *, int);
+
+extern char *source_path;
+
+extern void init_source_path (void);
+
+/* This function is capable of finding the absolute path to a
+ source file, and opening it, provided you give it a FILENAME. Both the
+ DIRNAME and FULLNAME are only added suggestions on where to find the file.
+
+ FILENAME should be the filename to open.
+ DIRNAME is the compilation directory of a particular source file.
+ Only some debug formats provide this info.
+ FULLNAME can be the last known absolute path to the file in question.
+ Space for the path must have been malloc'd. If a path substitution
+ is applied we free the old value and set a new one.
+
+ On Success
+ A valid file descriptor is returned (the return value is positive).
+ FULLNAME is set to the absolute path to the file just opened.
+ The caller is responsible for freeing FULLNAME.
+
+ On Failure
+ An invalid file descriptor is returned (the return value is negative).
+ FULLNAME is set to NULL. */
+extern int find_and_open_source (const char *filename,
+ const char *dirname,
+ gdb::unique_xmalloc_ptr<char> *fullname);
+
/* Open a source file given a symtab S. Returns a file descriptor or
negative number for error. */
extern int open_source_file (struct symtab *s);
-extern char* symtab_to_fullname (struct symtab *s);
+extern gdb::unique_xmalloc_ptr<char> rewrite_source_path (const char *path);
+
+extern const char *symtab_to_fullname (struct symtab *s);
+
+/* Returns filename without the compile directory part, basename or absolute
+ filename. It depends on 'set filename-display' value. */
+extern const char *symtab_to_filename_for_display (struct symtab *symtab);
/* Create and initialize the table S->line_charpos that records the
positions of the lines in the source file, which is assumed to be
lines. */
extern void find_source_lines (struct symtab *s, int desc);
-/* Return the first line listed by print_source_lines.
- Used by command interpreters to request listing from
- a previous point. */
+/* Return the first line listed by print_source_lines. Used by
+ command interpreters to request listing from a previous point. If
+ 0, then no source lines have yet been listed since the last time
+ the current source line was changed. */
extern int get_first_line_listed (void);
/* Return the default number of lines to print with commands like the
(the returned sal pc and end fields are not valid.)
and set the current default to whatever is in SAL.
NOTE: The returned sal pc and end fields are not valid. */
-extern struct symtab_and_line set_current_source_symtab_and_line (const struct symtab_and_line *);
+extern symtab_and_line set_current_source_symtab_and_line
+ (const symtab_and_line &sal);
/* Reset any information stored about a default file and line to print. */
extern void clear_current_source_symtab_and_line (void);