/* shell.h -- The data structures used by the shell */
-/* Copyright (C) 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1993-2002 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
#include "unwind_prot.h"
#include "dispose_cmd.h"
#include "make_cmd.h"
+#include "ocache.h"
#include "subst.h"
#include "sig.h"
#include "pathnames.h"
#include "externs.h"
-#include "version.h"
extern int EOF_Reached;
#define EX_EXPFAIL 261 /* word expansion failed */
/* Flag values that control parameter pattern substitution. */
-#define MATCH_ANY 0x0
-#define MATCH_BEG 0x1
-#define MATCH_END 0x2
+#define MATCH_ANY 0x000
+#define MATCH_BEG 0x001
+#define MATCH_END 0x002
-#define MATCH_TYPEMASK 0x3
+#define MATCH_TYPEMASK 0x003
-#define MATCH_GLOBREP 0x10
-#define MATCH_QUOTED 0x20
+#define MATCH_GLOBREP 0x010
+#define MATCH_QUOTED 0x020
+#define MATCH_STARSUB 0x040
/* Some needed external declarations. */
extern char **shell_environment;
extern WORD_LIST *rest_of_args;
/* Generalized global variables. */
+extern int debugging_mode;
extern int executing, login_shell;
extern int interactive, interactive_shell;
+extern int startup_state;
+extern int shell_compatibility_level;
/* Structure to pass around that holds a bitmap of file descriptors
to close, and the size of that structure. Used in execute_cmd.c. */
/* Force gcc to not clobber X on a longjmp(). Old versions of gcc mangle
this badly. */
-#if __GNUC__ == 2 && __GNUC_MINOR__ > 8
+#if (__GNUC__ > 2) || (__GNUC__ == 2 && __GNUC_MINOR__ > 8)
# define USE_VAR(x) ((void) &(x))
#else
# define USE_VAR(x)
#endif
+
+/* Structure in which to save partial parsing state when doing things like
+ PROMPT_COMMAND and bash_execute_unix_command execution. */
+
+typedef struct _sh_parser_state_t {
+
+ /* parsing state */
+ int parser_state;
+ int *token_state;
+
+ /* input line state -- line number saved elsewhere */
+ int input_line_terminator;
+ int eof_encountered;
+
+#if defined (HANDLE_MULTIBYTE)
+ /* Nothing right now for multibyte state, but might want something later. */
+#endif
+
+ /* history state affecting or modified by the parser */
+ int current_command_line_count;
+#if defined (HISTORY)
+ int remember_on_history;
+ int history_expansion_inhibited;
+#endif
+
+ /* execution state possibly modified by the parser */
+ int last_command_exit_value;
+#if defined (ARRAY_VARS)
+ ARRAY *pipestatus;
+#endif
+ sh_builtin_func_t *last_shell_builtin, *this_shell_builtin;
+
+ /* flags state affecting the parser */
+ int expand_aliases;
+ int echo_input_at_read;
+
+} sh_parser_state_t;
+
+/* Let's try declaring these here. */
+extern sh_parser_state_t *save_parser_state __P((sh_parser_state_t *));
+extern void restore_parser_state __P((sh_parser_state_t *));