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Cream of the Crop 1
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PROGRAM
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INDENT3.ARJ
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INDENT_G.H
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1992-08-04
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/* Copyright (c) 1980 Regents of the University of California. All rights
* reserved. The Berkeley software License Agreement specifies the terms and
* conditions for redistribution.
*
* @(#)indent_globs.h 5.4 (Berkeley) 9/10/85 */
/*-
Copyright (C) 1976
by the
Board of Trustees
of the
University of Illinois
All rights reserved
FILE NAME:
indent_globs.h
PURPOSE:
This include file contains the declarations for all global variables
used in indent.
GLOBALS:
The names of all of the variables will not be repeated here. The
declarations start on the next page.
FUNCTIONS:
None
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include "indent_codes.h"
#define BACKSLASH '\\'
#define bufsize 600
#define inp_bufs 600
#define sc_size 5000
#define label_offset 2
#ifndef STACK_SIZE
#define STACK_SIZE 16
#endif
#ifndef STACKS
#define STACKS 64
#endif
#define false 0
#define true 1
#define NIL 0
FILE *input; /* the fid for the input file */
FILE *output; /* the output file */
char labbuf[bufsize]; /* buffer for label */
char *s_lab; /* start ... */
char *e_lab; /* .. and end of stored label */
char codebuf[bufsize]; /* buffer for code section */
char *s_code; /* start ... */
char *e_code; /* .. and end of stored code */
char combuf[bufsize]; /* buffer for comments */
char *s_com; /* start ... */
char *e_com; /* ... and end of stored comments */
char in_buffer[inp_bufs]; /* input buffer */
char *buf_ptr; /* ptr to next character to be taken from
* in_buffer */
char *buf_end; /* ptr to first after last char in in_buffer */
char save_com[sc_size]; /* input text is saved here when looking for
* the brace after an if, while, etc */
char *sc_end; /* pointer into save_com buffer */
char *bp_save; /* saved value of buf_ptr when taking input
* from save_com */
char *be_save; /* similarly saved value of buf_end */
char token[bufsize]; /* the last token scanned */
int blanklines_after_declarations;
int blanklines_before_blockcomments;
int blanklines_after_procs;
int swallow_optional_blanklines;
int n_real_blanklines;
int prefix_blankline_requested;
int postfix_blankline_requested;
int break_comma; /* when true and not in parens, break after a
* comma */
int btype_2; /* when true, brace should be on same line as
* if, while, etc */
float case_ind; /* indentation level to be used for a "case
* n:" */
int code_lines; /* count of lines with code */
int had_eof; /* set to true when input is exhausted */
int line_no; /* the current line number. */
int max_col; /* the maximum allowable line length */
int pointer_as_binop; /* when true, "->" is treated as a binary
* operator (giving, e.g., "p -> f") */
int verbose; /* when true, non-essential error messages
* are printed */
int cuddle_else; /* true if else should cuddle up to '}' */
int star_comment_cont; /* true iff comment continuation lines should
* have stars at the beginning of each line. */
int comment_delimiter_on_blankline;
int troff; /* true iff were generating troff input */
int procnames_start_line; /* if true, the names of procedures being
* defined get placed in column 1 (ie. a
* newline is placed between the type of the
* procedure and its name) */
int proc_calls_space; /* If true, procedure calls look like:
* foo(bar) rather than foo (bar) */
int format_col1_comments; /* If comments which start in column 1 are to
* be magically reformatted (just like
* comments that begin in later columns) */
int inhibit_formatting; /* true if INDENT OFF is in effect */
int suppress_blanklines; /* set iff following blanklines should be
* suppressed */
int continuation_indent; /* set to the indentation between the edge of
* code and continuation lines */
int lineup_to_parens; /* if true, continued code within parens will
* be lined up to the open paren */
int block_comment_max_col;
/* if true then a built-in profile is set up */
int gnu_format;
int kr_format;
int tabsize; /* size of a tab character */
#define tabmask 0xfff8
int format_comments; /* don't format any comments */
struct parser_state {
int last_token;
int p_stack[STACKS]; /* this is the parsers stack */
int il[STACKS]; /* this stack stores indentation levels */
float cstk[STACKS]; /* used to store case stmt indentation levels */
int box_com; /* set to true when we are in a "boxed"
* comment. In that case, the first non-blank
* char should be lined up with the / in /* */
int comment_delta, n_comment_delta;
int cast_mask; /* indicates which close parens close off
* casts */
int sizeof_mask; /* indicates which close parens close off
* sizeof''s */
int block_init; /* true iff inside a block initialization */
int last_nl; /* this is true if the last thing scanned was
* a newline */
int in_or_st; /* Will be true iff there has been a
* declarator (e.g. int or char) and no left
* paren since the last semicolon. When true,
* a '{' is starting a structure definition
* or an initialization list */
int bl_line; /* set to 1 by dump_line if the line is blank */
int col_1; /* set to true if the last token started in
* column 1 */
int com_col; /* this is the column in which the current
* coment should start */
int com_ind; /* the column in which comments to the right
* of code should start */
int com_lines; /* the number of lines with comments, set by
* dump_line */
int dec_nest; /* current nesting level for structure or
* init */
int decl_com_ind; /* the column in which comments after
* declarations should be put */
int decl_on_line; /* set to true if this line of code has part
* of a declaration on it */
int i_l_follow; /* the level to which ind_level should be set
* after the current line is printed */
int in_decl; /* set to true when we are in a declaration
* stmt. The processing of braces is then
* slightly different */
int in_stmt; /* set to 1 while in a stmt */
int ind_level; /* the current indentation level */
int ind_size; /* the size of one indentation level */
int ind_stmt; /* set to 1 if next line should have an extra
* indentation level because we are in the
* middle of a stmt */
int last_u_d; /* set to true after scanning a token which
* forces a following operator to be unary */
int leave_comma; /* if true, never break declarations after
* commas */
int ljust_decl; /* true if declarations should be left
* justified */
int out_coms; /* the number of comments processed, set by
* pr_comment */
int out_lines; /* the number of lines written, set by
* dump_line */
int p_l_follow; /* used to remember how to indent following
* statement */
int paren_level; /* parenthesization level. used to indent
* within stmts */
short paren_indents[STACKS];/* column positions of each paren */
int pcase; /* set to 1 if the current line label is a
* case. It is printed differently from a
* regular label */
int search_brace; /* set to true by parse when it is necessary
* to buffer up all info up to the start of a
* stmt after an if, while, etc */
int unindent_displace; /* comments not to the right of code will be
* placed this many indentation levels to the
* left of code */
int use_ff; /* set to one if the current line should be
* terminated with a form feed */
int want_blank; /* set to true when the following token
* should be prefixed by a blank. (Said
* prefixing is ignored in some cases.) */
int else_if; /* True iff else if pairs should be handled
* specially */
int decl_indent; /* column to indent declared identifiers to */
int its_a_keyword;
int sizeof_keyword;
int dumped_decl_indent;
float case_indent; /* The distance to indent case labels from
* the switch statement */
int in_parameter_declaration;
int indent_parameters;
int tos; /* pointer to top of stack */
char procname[100]; /* The name of the current procedure */
int just_saw_decl;
} ps;
int ifdef_level;
extern struct parser_state state_stack[STACK_SIZE];
extern struct parser_state match_state[STACK_SIZE];
#ifdef __STDC__
# define PROTO(s) s
#else
# define PROTO(s) ()
#endif
/* args.c */
int set_profile PROTO((void));
void scan_profile PROTO((FILE * f));
int eqin PROTO((char *s1, char *s2));
void set_defaults PROTO((void));
void set_option PROTO((char *arg));
/* doindent.c */
void switch_on PROTO((int type_code));
/* dopreesc.c */
void dopreesc PROTO((void));
/* indent.c */
void main PROTO((int argc, char **argv));
void dosomething PROTO((void));
void bakcopy PROTO((void));
void cleanup PROTO((int ret));
/* io.c */
void dump_line PROTO((void));
int compute_code_target PROTO((void));
int compute_label_target PROTO((void));
void fill_buffer PROTO((void));
int pad_output PROTO((int current, int target));
int count_spaces PROTO((int current, char *buffer));
#ifndef __STDC__
void diag();
#else
void diag(int level, char *msg,...);
#endif
/* lexi.c */
enum codes lexi PROTO((void));
void addkey PROTO((char *key, enum rwcodes val));
/* parse.c */
void parse PROTO((int tk));
void reduce PROTO((void));
/* pr_comme.c */
void pr_comment PROTO((void));
#undef PROTO