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- /*
- * Copyright (c) 1980 Regents of the University of California.
- * Copyright (c) 1976 Board of Trustees of the University of Illinois.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that this notice is preserved and that due credit is given
- * to the University of California at Berkeley and the University of
- * Illinois at Urbana. The name of either University may not be used
- * to endorse or promote products derived from this software without
- * specific prior written permission. This software is provided
- * ``as is'' without express or implied warranty.
- *
- * @(#)indent_globs.h 5.5 (Berkeley) 3/22/88
- */
-
- /*
- 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>
-
- #define BACKSLASH '\\'
- #define bufsize 600 /* size of internal buffers */
- #define inp_bufs 600 /* size of input buffer */
- #define sc_size 5000 /* size of save_com buffer */
- #define label_offset 2 /* number of levels a label is placed to left of code
- */
-
- #define tabsize 8 /* the size of a tab */
- #define tabmask 0177770 /* mask used when figuring length of lines with tabs */
-
-
- #define false 0
- #define true 1
-
-
- 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;
-
-
- struct parser_state {
- int last_token;
- int p_stack[50]; /* this is the parsers stack */
- int il[50]; /* this stack stores indentation levels */
- float cstk[50]; /* 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[20]; /* 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;
- struct parser_state state_stack[5];
- struct parser_state match_state[5];
-