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Diffstat (limited to 'bin/1sh/nodetypes')
| -rw-r--r-- | bin/1sh/nodetypes | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/bin/1sh/nodetypes b/bin/1sh/nodetypes deleted file mode 100644 index 51facbe8..00000000 --- a/bin/1sh/nodetypes +++ /dev/null @@ -1,145 +0,0 @@ -#- -# 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. -# -# @(#)nodetypes 8.2 (Berkeley) 5/4/95 -# $FreeBSD: releng/12.1/bin/sh/nodetypes 314436 2017-02-28 23:42:47Z imp $ - -# This file describes the nodes used in parse trees. Unindented lines -# contain a node type followed by a structure tag. Subsequent indented -# lines specify the fields of the structure. Several node types can share -# the same structure, in which case the fields of the structure should be -# specified only once. -# -# A field of a structure is described by the name of the field followed -# by a type. The currently implemented types are: -# nodeptr - a pointer to a node -# nodelist - a pointer to a list of nodes -# string - a pointer to a nul terminated string -# int - an integer -# other - any type that can be copied by assignment -# temp - a field that doesn't have to be copied when the node is copied -# The last two types should be followed by the text of a C declaration for -# the field. - -NSEMI nbinary # two commands separated by a semicolon - type int - ch1 nodeptr # the first child - ch2 nodeptr # the second child - -NCMD ncmd # a simple command - type int - args nodeptr # the arguments - redirect nodeptr # list of file redirections - -NPIPE npipe # a pipeline - type int - backgnd int # set to run pipeline in background - cmdlist nodelist # the commands in the pipeline - -NREDIR nredir # redirection (of a compex command) - type int - n nodeptr # the command - redirect nodeptr # list of file redirections - -NBACKGND nredir # run command in background -NSUBSHELL nredir # run command in a subshell - -NAND nbinary # the && operator -NOR nbinary # the || operator - -NIF nif # the if statement. Elif clauses are handled - type int # using multiple if nodes. - test nodeptr # if test - ifpart nodeptr # then ifpart - elsepart nodeptr # else elsepart - -NWHILE nbinary # the while statement. First child is the test -NUNTIL nbinary # the until statement - -NFOR nfor # the for statement - type int - args nodeptr # for var in args - body nodeptr # do body; done - var string # the for variable - -NCASE ncase # a case statement - type int - expr nodeptr # the word to switch on - cases nodeptr # the list of cases (NCLIST nodes) - -NCLIST nclist # a case ending with ;; - type int - next nodeptr # the next case in list - pattern nodeptr # list of patterns for this case - body nodeptr # code to execute for this case - -NCLISTFALLTHRU nclist # a case ending with ;& - -NDEFUN narg # define a function. The "next" field contains - # the body of the function. - -NARG narg # represents a word - type int - next nodeptr # next word in list - text string # the text of the word - backquote nodelist # list of commands in back quotes - -NTO nfile # fd> fname -NFROM nfile # fd< fname -NFROMTO nfile # fd<> fname -NAPPEND nfile # fd>> fname -NCLOBBER nfile # fd>| fname - type int - fd int # file descriptor being redirected - next nodeptr # next redirection in list - fname nodeptr # file name, in a NARG node - expfname temp char *expfname # actual file name - -NTOFD ndup # fd<&dupfd -NFROMFD ndup # fd>&dupfd - type int - fd int # file descriptor being redirected - next nodeptr # next redirection in list - dupfd int # file descriptor to duplicate - vname nodeptr # file name if fd>&$var - - -NHERE nhere # fd<<\! -NXHERE nhere # fd<<! - type int - fd int # file descriptor being redirected - next nodeptr # next redirection in list - doc nodeptr # input to command (NARG node) - expdoc temp const char *expdoc # actual document (for NXHERE) - -NNOT nnot # ! command (actually pipeline) - type int - com nodeptr |