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/* $MidnightBSD$ */ |
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/* |
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* Copyright (c) 1985 Sun Microsystems, Inc. |
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* Copyright (c) 1980, 1993 |
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* The Regents of the University of California. All rights reserved. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* This product includes software developed by the University of |
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* California, Berkeley and its contributors. |
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* 4. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* @(#)indent_globs.h 8.1 (Berkeley) 6/6/93 |
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* $FreeBSD: stable/10/usr.bin/indent/indent_globs.h 244578 2012-12-22 04:11:59Z andrew $ |
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*/ |
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|
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#define BACKSLASH '\\' |
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#define bufsize 200 /* size of internal buffers */ |
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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 placed to left |
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* of code */ |
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|
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#define tabsize 8 /* the size of a tab */ |
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#define tabmask 0177770 /* mask used when figuring length of lines |
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* with tabs */ |
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|
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|
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#define false 0 |
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#define true 1 |
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|
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|
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FILE *input; /* the fid for the input file */ |
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FILE *output; /* the output file */ |
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|
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#define CHECK_SIZE_CODE \ |
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if (e_code >= l_code) { \ |
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int nsize = l_code-s_code+400; \ |
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codebuf = (char *) realloc(codebuf, nsize); \ |
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if (codebuf == NULL) \ |
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err(1, NULL); \ |
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e_code = codebuf + (e_code-s_code) + 1; \ |
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l_code = codebuf + nsize - 5; \ |
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s_code = codebuf + 1; \ |
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} |
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#define CHECK_SIZE_COM \ |
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if (e_com >= l_com) { \ |
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int nsize = l_com-s_com+400; \ |
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combuf = (char *) realloc(combuf, nsize); \ |
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if (combuf == NULL) \ |
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err(1, NULL); \ |
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e_com = combuf + (e_com-s_com) + 1; \ |
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l_com = combuf + nsize - 5; \ |
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s_com = combuf + 1; \ |
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} |
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#define CHECK_SIZE_LAB \ |
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if (e_lab >= l_lab) { \ |
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int nsize = l_lab-s_lab+400; \ |
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labbuf = (char *) realloc(labbuf, nsize); \ |
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if (labbuf == NULL) \ |
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err(1, NULL); \ |
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e_lab = labbuf + (e_lab-s_lab) + 1; \ |
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l_lab = labbuf + nsize - 5; \ |
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s_lab = labbuf + 1; \ |
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} |
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#define CHECK_SIZE_TOKEN \ |
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if (e_token >= l_token) { \ |
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int nsize = l_token-s_token+400; \ |
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tokenbuf = (char *) realloc(tokenbuf, nsize); \ |
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if (tokenbuf == NULL) \ |
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err(1, NULL); \ |
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e_token = tokenbuf + (e_token-s_token) + 1; \ |
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l_token = tokenbuf + nsize - 5; \ |
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s_token = tokenbuf + 1; \ |
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} |
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|
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char *labbuf; /* buffer for label */ |
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char *s_lab; /* start ... */ |
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char *e_lab; /* .. and end of stored label */ |
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char *l_lab; /* limit of label buffer */ |
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|
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char *codebuf; /* buffer for code section */ |
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char *s_code; /* start ... */ |
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char *e_code; /* .. and end of stored code */ |
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char *l_code; /* limit of code section */ |
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|
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char *combuf; /* buffer for comments */ |
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char *s_com; /* start ... */ |
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char *e_com; /* ... and end of stored comments */ |
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char *l_com; /* limit of comment buffer */ |
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|
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#define token s_token |
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char *tokenbuf; /* the last token scanned */ |
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char *s_token; |
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char *e_token; |
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char *l_token; |
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|
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char *in_buffer; /* input buffer */ |
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char *in_buffer_limit; /* the end of the input buffer */ |
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char *buf_ptr; /* ptr to next character to be taken from |
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* in_buffer */ |
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char *buf_end; /* ptr to first after last char in in_buffer */ |
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|
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char save_com[sc_size]; /* input text is saved here when looking for |
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* the brace after an if, while, etc */ |
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char *sc_end; /* pointer into save_com buffer */ |
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|
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char *bp_save; /* saved value of buf_ptr when taking input |
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* from save_com */ |
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char *be_save; /* similarly saved value of buf_end */ |
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|
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|
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int found_err; |
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int pointer_as_binop; |
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int blanklines_after_declarations; |
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int blanklines_before_blockcomments; |
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int blanklines_after_procs; |
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int blanklines_around_conditional_compilation; |
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int swallow_optional_blanklines; |
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int n_real_blanklines; |
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int prefix_blankline_requested; |
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int postfix_blankline_requested; |
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int break_comma; /* when true and not in parens, break after a |
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* comma */ |
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int btype_2; /* when true, brace should be on same line as |
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* if, while, etc */ |
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float case_ind; /* indentation level to be used for a "case |
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* n:" */ |
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int code_lines; /* count of lines with code */ |
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int had_eof; /* set to true when input is exhausted */ |
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int line_no; /* the current line number. */ |
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int max_col; /* the maximum allowable line length */ |
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int verbose; /* when true, non-essential error messages are |
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* printed */ |
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int cuddle_else; /* true if else should cuddle up to '}' */ |
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int star_comment_cont; /* true iff comment continuation lines should |
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* have stars at the beginning of each line. */ |
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int comment_delimiter_on_blankline; |
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int troff; /* true iff were generating troff input */ |
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int procnames_start_line; /* if true, the names of procedures |
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* being defined get placed in column |
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* 1 (ie. a newline is placed between |
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* the type of the procedure and its |
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* name) */ |
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int proc_calls_space; /* If true, procedure calls look like: |
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* foo(bar) rather than foo (bar) */ |
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int format_block_comments; /* true if comments beginning with |
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* `/ * \n' are to be reformatted */ |
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int format_col1_comments; /* If comments which start in column 1 |
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* are to be magically reformatted |
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* (just like comments that begin in |
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* later columns) */ |
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int inhibit_formatting; /* true if INDENT OFF is in effect */ |
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int suppress_blanklines;/* set iff following blanklines should be |
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* suppressed */ |
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int continuation_indent;/* set to the indentation between the edge of |
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* code and continuation lines */ |
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int lineup_to_parens; /* if true, continued code within parens will |
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* be lined up to the open paren */ |
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int Bill_Shannon; /* true iff a blank should always be inserted |
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* after sizeof */ |
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int blanklines_after_declarations_at_proctop; /* This is vaguely |
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* similar to |
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* blanklines_after_decla |
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* rations except that |
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* it only applies to |
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* the first set of |
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* declarations in a |
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* procedure (just after |
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* the first '{') and it |
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* causes a blank line |
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* to be generated even |
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* if there are no |
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* declarations */ |
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int block_comment_max_col; |
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int extra_expression_indent; /* true if continuation lines from the |
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* expression part of "if(e)", |
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* "while(e)", "for(e;e;e)" should be |
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* indented an extra tab stop so that |
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* they don't conflict with the code |
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* that follows */ |
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int function_brace_split; /* split function declaration and |
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* brace onto separate lines */ |
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int use_tabs; /* set true to use tabs for spacing, |
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* false uses all spaces */ |
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int auto_typedefs; /* set true to recognize identifiers |
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* ending in "_t" like typedefs */ |
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|
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/* -troff font state information */ |
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|
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struct fstate { |
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char font[4]; |
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char size; |
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int allcaps:1; |
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} __aligned(sizeof(int)); |
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char *chfont(struct fstate *, struct fstate *, char *); |
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|
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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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|
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|
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#define STACKSIZE 150 |
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|
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struct parser_state { |
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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 indentation levels */ |
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float cstk[STACKSIZE];/* used to store case stmt indentation levels */ |
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int box_com; /* set to true when we are in a "boxed" |
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* comment. In that case, the first non-blank |
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* char should be lined up with the / in / followed by * */ |
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int comment_delta, |
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n_comment_delta; |
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int cast_mask; /* indicates which close parens close off |
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* casts */ |
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int sizeof_mask; /* indicates which close parens close off |
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* sizeof''s */ |
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int block_init; /* true iff inside a block initialization */ |
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int block_init_level; /* The level of brace nesting in an |
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* initialization */ |
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int last_nl; /* this is true if the last thing scanned was |
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* a newline */ |
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int in_or_st; /* Will be true iff there has been a |
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* declarator (e.g. int or char) and no left |
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* paren since the last semicolon. When true, |
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* a '{' is starting a structure definition or |
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* an initialization list */ |
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int bl_line; /* set to 1 by dump_line if the line is blank */ |
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int col_1; /* set to true if the last token started in |
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* column 1 */ |
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int com_col; /* this is the column in which the current |
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* comment should start */ |
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int com_ind; /* the column in which comments to the right |
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* of code should start */ |
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int com_lines; /* the number of lines with comments, set by |
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* dump_line */ |
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int dec_nest; /* current nesting level for structure or init */ |
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int decl_com_ind; /* the column in which comments after |
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* declarations should be put */ |
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int decl_on_line; /* set to true if this line of code has part |
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* of a declaration on it */ |
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int i_l_follow; /* the level to which ind_level should be set |
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* after the current line is printed */ |
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int in_decl; /* set to true when we are in a declaration |
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* stmt. The 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 level */ |
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int ind_size; /* the size of one indentation level */ |
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int ind_stmt; /* set to 1 if next line should have an extra |
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* indentation 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 token which |
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* forces a following operator to be unary */ |
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int leave_comma; /* if true, never break declarations after |
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* commas */ |
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int ljust_decl; /* true if declarations should be left |
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* justified */ |
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int out_coms; /* the number of comments processed, set by |
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* pr_comment */ |
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int out_lines; /* the number of lines written, set by |
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* dump_line */ |
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int p_l_follow; /* used to remember how to indent following |
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* statement */ |
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int paren_level; /* parenthesization level. used to indent |
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* within statements */ |
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short paren_indents[20]; /* column positions of each paren */ |
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int pcase; /* set to 1 if the current line label is a |
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* case. It is printed differently from a |
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* regular label */ |
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int search_brace; /* set to true by parse when it is necessary |
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* to buffer up all info up to the start of a |
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* stmt after an if, while, etc */ |
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int unindent_displace; /* comments not to the right of code |
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* will be placed this many |
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* indentation levels to the left of |
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* code */ |
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int use_ff; /* set to one if the current line should be |
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* terminated with a form feed */ |
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int want_blank; /* set to true when the following token should |
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* be prefixed by a blank. (Said prefixing is |
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* ignored in some cases.) */ |
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int else_if; /* True iff else if pairs should be handled |
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* specially */ |
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int decl_indent; /* column to indent declared identifiers to */ |
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int local_decl_indent; /* like decl_indent but for locals */ |
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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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float case_indent; /* The distance to indent case labels from the |
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* switch statement */ |
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int in_parameter_declaration; |
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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 procedure */ |
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int just_saw_decl; |
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} ps; |
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|
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int ifdef_level; |
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int rparen_count; |
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struct parser_state state_stack[5]; |
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struct parser_state match_state[5]; |
