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gohigh
309
study/linux-travel/MINIX-1.5/1.5/Source/commands/indent/globs.h
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309
study/linux-travel/MINIX-1.5/1.5/Source/commands/indent/globs.h
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/**
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* Copyright (c) 1985 Sun Microsystems, Inc.
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* Copyright (c) 1980 The Regents of the University of California.
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* Copyright (c) 1976 Board of Trustees of the University of Illinois.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley, the University of Illinois,
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* Urbana, and Sun Microsystems, Inc. The name of either University
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* or Sun Microsystems may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* @(#)indent_globs.h 5.7 (Berkeley) 9/15/88
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*/
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#include <stdio.h>
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#define BACKSLASH '\\'
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#define bufsize 200 /* size of internal buffers */
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#define inp_bufs 600 /* size of input buffer */
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#define sc_size 5000 /* size of save_com buffer */
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#define label_offset 2 /* number of levels a label is
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placed to left of code */
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#define tabsize 8 /* the size of a tab */
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#define tabmask 0177770 /* mask used when figuring
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length of lines with tabs */
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#define false 0
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#define true !false
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PUBLIC FILE *input; /* the fid for the input file */
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PUBLIC FILE *output; /* the output file */
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PUBLIC char *labbuf; /* buffer for label */
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PUBLIC char *s_lab; /* start ... */
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PUBLIC char *e_lab; /* .. and end of stored label */
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PUBLIC char *l_lab; /* limit of label buffer */
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PUBLIC char *codebuf; /* buffer for code section */
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PUBLIC char *s_code; /* start ... */
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PUBLIC char *e_code; /* .. and end of stored code */
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PUBLIC char *l_code; /* limit of code section */
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PUBLIC char *combuf; /* buffer for comments */
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PUBLIC char *s_com; /* start ... */
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PUBLIC char *e_com; /* ... and end of stored
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comments */
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PUBLIC char *l_com; /* limit of comment buffer */
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PUBLIC char in_buffer[inp_bufs]; /* input buffer */
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PUBLIC char *buf_ptr; /* ptr to next character to be
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taken from in_buffer */
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PUBLIC char *buf_end; /* ptr to first after last char
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in in_buffer */
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PUBLIC char save_com[sc_size]; /* input text is saved here
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when looking for the brace
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after an if, while, etc */
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PUBLIC char *sc_end; /* pointer into save_com buffer */
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PUBLIC char *bp_save; /* saved value of buf_ptr when
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taking input from save_com */
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PUBLIC char *be_save; /* similarly saved value of
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buf_end */
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PUBLIC char token[bufsize]; /* the last token scanned */
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PUBLIC int ptr_binop; /* pointer as binop */
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PUBLIC int bl_aft_decl; /* blanklines after
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declarations */
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PUBLIC int bl_bef_bk; /* blanklines before
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blockcomments */
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PUBLIC int bl_a_procs; /* blanklines after procs */
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PUBLIC int bl_around; /* blanklines around
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conditional compilation */
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PUBLIC int swallow_opt_bl; /* swallow optional blanklines */
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PUBLIC int n_real_blanklines;
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PUBLIC int prefix_blankline_requested;
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PUBLIC int postfix_blankline_requested;
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PUBLIC int break_comma; /* when true and not in parens,
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break after a comma */
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PUBLIC int btype_2; /* when true, brace should be
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on same line as if, while,
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etc */
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PUBLIC long case_ind; /* indentation level to be used
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for a "case n:" */
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PUBLIC int code_lines; /* count of lines with code */
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PUBLIC int had_eof; /* set to true when input is
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exhausted */
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PUBLIC int line_no; /* the current line number. */
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PUBLIC int max_col; /* the maximum allowable line
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length */
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PUBLIC int verbose; /* when true, non-essential
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error messages are printed */
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PUBLIC int cuddle_else; /* true if else should cuddle
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up to '}' */
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PUBLIC int star_comment_cont; /* true iff comment
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continuation lines should
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have stars at the beginning
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of each line. */
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PUBLIC int del_on_bl; /* comment_delimiter_on_blanklin
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e */
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PUBLIC int troff; /* true iff were generating
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troff input */
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PUBLIC int proc_str_line; /* if true, the names of
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procedures being defined get
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placed in column 1 (ie. a
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newline is placed between
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the type of the procedure
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and its name) */
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PUBLIC int proc_calls_space; /* If true, procedure calls
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look like: foo(bar) rather
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than foo (bar) */
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PUBLIC int format_col1_comments; /* If comments which start in
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column 1 are to be magically
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reformatted (just like
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comments that begin in later
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columns) */
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PUBLIC int inhibit_formatting; /* true if INDENT OFF is in
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effect */
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PUBLIC int suppress_blanklines; /* set iff following blanklines
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should be suppressed */
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PUBLIC int continuation_indent; /* set to the indentation
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between the edge of code and
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continuation lines */
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PUBLIC int lineup_to_parens; /* if true, continued code
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within parens will be lined
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up to the open paren */
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PUBLIC int Bill_Shannon; /* true iff a blank should
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always be inserted after
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sizeof */
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PUBLIC int bl_at_proctop; /* This is vaguely similar to
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blanklines_after_declarations
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except that it only applies
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to the first set of
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declarations in a procedure
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(just after the first '{')
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and it causes a blank line
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to be generated even if
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there are no declarations */
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PUBLIC int bk_max_col;
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PUBLIC int ex_expr_indent; /* True if continuation lines
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from the expression part of
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"if(e)", "while(e)",
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"for(e;e;e)" should be
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indented an extra tab stop
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so that they don't conflict
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with the code that follows */
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/* -troff font state information */
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struct fstate
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{
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char font[4];
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char size;
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int allcaps;
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};
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char *chfont();
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PUBLIC struct fstate
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keywordf, /* keyword font */
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stringf, /* string font */
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boxcomf, /* Box comment font */
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blkcomf, /* Block comment font */
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scomf, /* Same line comment font */
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bodyf; /* major body font */
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#define STACKSIZE 150
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PUBLIC struct parser_state
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{
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int last_token;
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struct fstate cfont; /* Current font */
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int p_stack[STACKSIZE]; /* this is the parsers stack */
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int il[STACKSIZE]; /* this stack stores
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indentation levels */
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long cstk[STACKSIZE]; /* used to store case stmt
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indentation levels */
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int box_com; /* set to true when we are in a
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"boxed" comment. In that
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case, the first non-blank
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char should be lined up with
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the / in /* */
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int comment_delta, n_comment_delta;
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int cast_mask; /* indicates which close parens
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close off casts */
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int sizeof_mask; /* indicates which close parens
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close off sizeof''s */
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int block_init; /* true iff inside a block
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initialization */
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int block_init_level; /* The level of brace nesting
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in an initialization */
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int last_nl; /* this is true if the last
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thing scanned was a newline */
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int in_or_st; /* Will be true iff there has
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been a declarator (e.g. int
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or char) and no left paren
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since the last semicolon.
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When true, a '{' is starting
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a structure definition or an
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initialization list */
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int bl_line; /* set to 1 by dump_line if the
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line is blank */
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int col_1; /* set to true if the last
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token started in column 1 */
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int com_col; /* this is the column in which
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the current coment should
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start */
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int com_ind; /* the column in which comments
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to the right of code should
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start */
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int com_lines; /* the number of lines with
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comments, set by dump_line */
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int dec_nest; /* current nesting level for
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structure or init */
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int decl_com_ind; /* the column in which comments
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after declarations should be
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put */
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int decl_on_line; /* set to true if this line of
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code has part of a
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declaration on it */
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int i_l_follow; /* the level to which ind_level
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should be set after the
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current line is printed */
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int in_decl; /* set to true when we are in a
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declaration stmt. The
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processing of braces is then
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slightly different */
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int in_stmt; /* set to 1 while in a stmt */
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int ind_level; /* the current indentation
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level */
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int ind_size; /* the size of one indentation
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level */
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int ind_stmt; /* set to 1 if next line should
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have an extra indentation
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level because we are in the
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middle of a stmt */
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int last_u_d; /* set to true after scanning a
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token which forces a
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following operator to be
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unary */
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int leave_comma; /* if true, never break
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declarations after commas */
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int ljust_decl; /* true if declarations should
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be left justified */
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int out_coms; /* the number of comments
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processed, set by pr_comment */
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int out_lines; /* the number of lines written,
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set by dump_line */
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int p_l_follow; /* used to remember how to
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indent following statement */
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int paren_level; /* parenthesization level. used
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to indent within stmts */
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short paren_indents[20]; /* column positions of each
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paren */
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int pcase; /* set to 1 if the current line
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label is a case. It is
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printed differently from a
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regular label */
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int search_brace; /* set to true by parse when it
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is necessary to buffer up
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all info up to the start of
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a stmt after an if, while,
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etc */
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int unindent_displace; /* comments not to the right of
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code will be placed this
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many indentation levels to
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the left of code */
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int use_ff; /* set to one if the current
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line should be terminated
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with a form feed */
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int want_blank; /* set to true when the
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following token should be
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prefixed by a blank. (Said
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prefixing is ignored in some
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cases.) */
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int else_if; /* True iff else if pairs
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should be handled specially */
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int decl_indent; /* column to indent declared
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identifiers to */
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int its_a_keyword;
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int sizeof_keyword;
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int dumped_decl_indent;
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long case_indent; /* The distance to indent case
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labels from the switch
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statement */
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int in_par_decl;
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int indent_parameters;
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int tos; /* pointer to top of stack */
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char procname[100]; /* The name of the current
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procedure */
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int just_saw_decl;
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} ps;
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PUBLIC int ifdef_level;
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PUBLIC struct parser_state state_stack[5];
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PUBLIC struct parser_state match_state[5];
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