X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/b2e768eb53124e72fa36d92a19726d20144e4cf2..30f489145880932a3d40307c0213e120cb79a98a:/usr/src/usr.bin/indent/indent_globs.h diff --git a/usr/src/usr.bin/indent/indent_globs.h b/usr/src/usr.bin/indent/indent_globs.h index 02762a7956..90c39c6fb2 100644 --- a/usr/src/usr.bin/indent/indent_globs.h +++ b/usr/src/usr.bin/indent/indent_globs.h @@ -1,162 +1,268 @@ /* - * Copyright (c) 1980 Regents of the University of California. - * All rights reserved. The Berkeley software License Agreement - * specifies the terms and conditions for redistribution. + * Copyright (c) 1985 Sun Microsystems, Inc. + * Copyright (c) 1980 The Regents of the University of California. + * Copyright (c) 1976 Board of Trustees of the University of Illinois. + * All rights reserved. * - * @(#)indent_globs.h 5.1 (Berkeley) %G% + * Redistribution and use in source and binary forms are permitted + * provided that the above copyright notice and this paragraph are + * duplicated in all such forms and that any documentation, + * advertising materials, and other materials related to such + * distribution and use acknowledge that the software was developed + * by the University of California, Berkeley, the University of Illinois, + * Urbana, and Sun Microsystems, Inc. The name of either University + * or Sun Microsystems may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + * + * @(#)indent_globs.h 5.7 (Berkeley) %G% */ -/* +#include + +#define BACKSLASH '\\' +#define bufsize 200 /* 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 */ - 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 -*/ -#define bufsize 600/* size of internal buffers */ -#define inp_bufs 512 - /* 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 d_ljust 0 /* default for ljust_decl */ -#define d_max_col 75 - /* default for max_col */ -#define d_com_ind 33 - /* default com_ind */ -#define d_ind_size 4 - /* default ind_size */ -#define d_verbose 0/* default verbose */ -#define d_unindent 1 - /* default value for unindent_displace */ -#define d_leave_comma 0 - /* default value for leave_comma */ -#define d_btype_2 1/* default value for btype_2 */ - -#define tabsize 8 /* the size of a tab */ -#define tabmask 0177770 - /* mask used when figuring length of lines with tabs */ +#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 -int input; /* the fid for the input file */ -int output; /* the fid for 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 bl_line; /* set to 1 by dump_line if the line is blank */ -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 */ -int case_ind; /* indentation level to be used for a "case n:" */ -int code_lines;/* count of lines with code */ -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 had_eof; /* set to true when input is exhausted */ -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 line_no; /* the current line number. */ -int ljust_decl;/* true if declarations should be left justified */ -int max_col; /* the maximum allowable line length */ -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 - */ -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 verbose; /* when true, non-essential error messages are printed - */ +FILE *input; /* the fid for the input file */ +FILE *output; /* the output file */ + +#define check_size(name) \ + if (e_/**/name >= l_/**/name) { \ + register nsize = l_/**/name-s_/**/name+400; \ + name/**/buf = (char *) realloc(name/**/buf, nsize); \ + e_/**/name = name/**/buf + (e_/**/name-s_/**/name) + 1; \ + l_/**/name = name/**/buf + nsize - 5; \ + s_/**/name = name/**/buf + 1; \ + } + +char *labbuf; /* buffer for label */ +char *s_lab; /* start ... */ +char *e_lab; /* .. and end of stored label */ +char *l_lab; /* limit of label buffer */ + +char *codebuf; /* buffer for code section */ +char *s_code; /* start ... */ +char *e_code; /* .. and end of stored code */ +char *l_code; /* limit of code section */ + +char *combuf; /* buffer for comments */ +char *s_com; /* start ... */ +char *e_com; /* ... and end of stored comments */ +char *l_com; /* limit of comment buffer */ + +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 pointer_as_binop; +int blanklines_after_declarations; +int blanklines_before_blockcomments; +int blanklines_after_procs; +int blanklines_around_conditional_compilation; +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 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 Bill_Shannon; /* true iff a blank should always be inserted + * after sizeof */ +int blanklines_after_declarations_at_proctop; /* This is vaguely + * similar to + * blanklines_after_decla + * rations except that + * it only applies to + * the first set of + * declarations in a + * procedure (just after + * the first '{') and it + * causes a blank line + * to be generated even + * if there are no + * declarations */ +int block_comment_max_col; +int extra_expression_indent; /* True if continuation lines from the + * expression part of "if(e)", + * "while(e)", "for(e;e;e)" should be + * indented an extra tab stop so that + * they don't conflict with the code + * that follows */ + +/* -troff font state information */ + +struct fstate { + char font[4]; + char size; + int allcaps:1; +}; +char *chfont(); + +struct fstate + keywordf, /* keyword font */ + stringf, /* string font */ + boxcomf, /* Box comment font */ + blkcomf, /* Block comment font */ + scomf, /* Same line comment font */ + bodyf; /* major body font */ + + +#define STACKSIZE 150 + +struct parser_state { + int last_token; + struct fstate cfont; /* Current font */ + int p_stack[STACKSIZE]; /* this is the parsers stack */ + int il[STACKSIZE]; /* this stack stores indentation levels */ + float cstk[STACKSIZE];/* 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 block_init_level; /* The level of brace nesting in an + * 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];