Adding upstream version 5.1.upstream/5.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/flags.h b/flags.h
new file mode 100644
index 0000000..a3b5daa
--- /dev/null
+++ b/flags.h
@@ -0,0 +1,87 @@
+/* flags.h -- a list of all the flags that the shell knows about.  You add
+   a flag to this program by adding the name here, and in flags.c. */
+
+/* Copyright (C) 1993-2020 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash, the Bourne Again SHell.
+
+   Bash is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   Bash is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#if !defined (_FLAGS_H_)
+#define _FLAGS_H_
+
+#include "stdc.h"
+
+/* Welcome to the world of Un*x, where everything is slightly backwards. */
+#define FLAG_ON '-'
+#define FLAG_OFF '+'
+
+#define FLAG_ERROR -1
+#define FLAG_UNKNOWN (int *)0
+
+/* The thing that we build the array of flags out of. */
+struct flags_alist {
+  char name;
+  int *value;
+};
+
+extern const struct flags_alist shell_flags[];
+extern char optflags[];
+
+extern int
+  mark_modified_vars, errexit_flag, exit_immediately_on_error,
+  disallow_filename_globbing,
+  place_keywords_in_env, read_but_dont_execute,
+  just_one_command, unbound_vars_is_error, echo_input_at_read, verbose_flag,
+  echo_command_at_execute, noclobber,
+  hashing_enabled, forced_interactive, privileged_mode, jobs_m_flag,
+  asynchronous_notification, interactive_comments, no_symbolic_links,
+  function_trace_mode, error_trace_mode, pipefail_opt;
+
+/* -c, -s invocation options -- not really flags, but they show up in $- */
+extern int want_pending_command, read_from_stdin;
+
+#if 0
+extern int lexical_scoping;
+#endif
+
+#if defined (BRACE_EXPANSION)
+extern int brace_expansion;
+#endif
+
+#if defined (BANG_HISTORY)
+extern int history_expansion;
+extern int histexp_flag;
+#endif /* BANG_HISTORY */
+
+#if defined (RESTRICTED_SHELL)
+extern int restricted;
+extern int restricted_shell;
+#endif /* RESTRICTED_SHELL */
+
+extern int *find_flag PARAMS((int));
+extern int change_flag PARAMS((int, int));
+extern char *which_set_flags PARAMS((void));
+extern void reset_shell_flags PARAMS((void));
+
+extern char *get_current_flags PARAMS((void));
+extern void set_current_flags PARAMS((const char *));
+
+extern void initialize_flags PARAMS((void));
+
+/* A macro for efficiency. */
+#define change_flag_char(flag, on_or_off)  change_flag (flag, on_or_off)
+
+#endif /* _FLAGS_H_ */