diff options
Diffstat (limited to 'bin/sh/eval.h')
| -rw-r--r-- | bin/sh/eval.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/bin/sh/eval.h b/bin/sh/eval.h deleted file mode 100644 index b18dd42..0000000 --- a/bin/sh/eval.h +++ /dev/null @@ -1,87 +0,0 @@ -/* $NetBSD: eval.h,v 1.22 2018/12/03 06:43:19 kre Exp $ */ - -/*- - * Copyright (c) 1991, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Kenneth Almquist. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)eval.h 8.2 (Berkeley) 5/4/95 - */ - -extern const char *commandname; /* currently executing command */ -extern int exitstatus; /* exit status of last command */ -extern int back_exitstatus; /* exit status of backquoted command */ -extern struct strlist *cmdenviron; /* environment for builtin command */ - - -struct backcmd { /* result of evalbackcmd */ - int fd; /* file descriptor to read from */ - char *buf; /* buffer */ - int nleft; /* number of chars in buffer */ - struct job *jp; /* job structure for command */ -}; - -void evalstring(char *, int); -union node; /* BLETCH for ansi C */ -void evaltree(union node *, int); -void evalbackcmd(union node *, struct backcmd *); - -const char *syspath(void); - -/* in_function returns nonzero if we are currently evaluating a function */ -int in_function(void); /* return non-zero, if evaluating a function */ - -/* reasons for skipping commands (see comment on breakcmd routine) */ -enum skipstate { - SKIPNONE = 0, /* not skipping */ - SKIPBREAK, /* break */ - SKIPCONT, /* continue */ - SKIPFUNC, /* return in a function */ - SKIPFILE /* return in a dot command */ -}; - -struct skipsave { - enum skipstate state; /* skipping or not */ - int count; /* when break or continue, how many */ -}; - -enum skipstate current_skipstate(void); -void save_skipstate(struct skipsave *); -void restore_skipstate(const struct skipsave *); -void stop_skipping(void); /* reset internal skipping state to SKIPNONE */ - -/* - * Only for use by reset() in init.c! - */ -void reset_eval(void); - -/* flags in argument to evaltree */ -#define EV_EXIT 0x01 /* exit after evaluating tree */ -#define EV_TESTED 0x02 /* exit status is checked; ignore -e flag */ -#define EV_BACKCMD 0x04 /* command executing within back quotes */ |