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indent_globs.h
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1/*-
2 * Copyright (c) 1985 Sun Microsystems, Inc.
3 * Copyright (c) 1980, 1993
4 * The Regents of the University of California. All rights reserved.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)indent_globs.h 8.1 (Berkeley) 6/6/93
32 * $FreeBSD: head/usr.bin/indent/indent_globs.h 303735 2016-08-03 22:08:07Z pfg $
33 */
34
35#define BACKSLASH '\\'
36#define bufsize 200 /* size of internal buffers */
37#define sc_size 5000 /* size of save_com buffer */
38#define label_offset 2 /* number of levels a label is placed to left
39 * of code */
40
41
42#ifndef false
43#define false 0
44#endif
45#ifndef true
46#define true 1
47#endif
48
49/*
50 * Exactly one calling file should define this symbol. The global variables
51 * will be defined in that file, and just referenced elsewhere.
52 */
53#ifdef DECLARE_INDENT_GLOBALS
54#define extern
55#endif
56
57extern FILE *input; /* the fid for the input file */
58extern FILE *output; /* the output file */
60#define CHECK_SIZE_CODE(desired_size) \
61 if (e_code + (desired_size) >= l_code) { \
62 int nsize = l_code-s_code + 400 + desired_size; \
63 int code_len = e_code-s_code; \
64 codebuf = (char *) realloc(codebuf, nsize); \
65 if (codebuf == NULL) \
66 err(1, NULL); \
67 e_code = codebuf + code_len + 1; \
68 l_code = codebuf + nsize - 5; \
69 s_code = codebuf + 1; \
70 }
71#define CHECK_SIZE_COM(desired_size) \
72 if (e_com + (desired_size) >= l_com) { \
73 int nsize = l_com-s_com + 400 + desired_size; \
74 int com_len = e_com - s_com; \
75 int blank_pos; \
76 if (last_bl != NULL) \
77 blank_pos = last_bl - combuf; \
78 else \
79 blank_pos = -1; \
80 combuf = (char *) realloc(combuf, nsize); \
81 if (combuf == NULL) \
82 err(1, NULL); \
83 e_com = combuf + com_len + 1; \
84 if (blank_pos > 0) \
85 last_bl = combuf + blank_pos; \
86 l_com = combuf + nsize - 5; \
87 s_com = combuf + 1; \
88 }
89#define CHECK_SIZE_LAB(desired_size) \
90 if (e_lab + (desired_size) >= l_lab) { \
91 int nsize = l_lab-s_lab + 400 + desired_size; \
92 int label_len = e_lab - s_lab; \
93 labbuf = (char *) realloc(labbuf, nsize); \
94 if (labbuf == NULL) \
95 err(1, NULL); \
96 e_lab = labbuf + label_len + 1; \
97 l_lab = labbuf + nsize - 5; \
98 s_lab = labbuf + 1; \
99 }
100#define CHECK_SIZE_TOKEN(desired_size) \
101 if (e_token + (desired_size) >= l_token) { \
102 int nsize = l_token-s_token + 400 + desired_size; \
103 int token_len = e_token - s_token; \
104 tokenbuf = (char *) realloc(tokenbuf, nsize); \
105 if (tokenbuf == NULL) \
106 err(1, NULL); \
107 e_token = tokenbuf + token_len + 1; \
108 l_token = tokenbuf + nsize - 5; \
109 s_token = tokenbuf + 1; \
110 }
111
112extern char *labbuf; /* buffer for label */
113extern char *s_lab; /* start ... */
114extern char *e_lab; /* .. and end of stored label */
115extern char *l_lab; /* limit of label buffer */
116
117extern char *codebuf; /* buffer for code section */
118extern char *s_code; /* start ... */
119extern char *e_code; /* .. and end of stored code */
120extern char *l_code; /* limit of code section */
121
122extern char *combuf; /* buffer for comments */
123extern char *s_com; /* start ... */
124extern char *e_com; /* ... and end of stored comments */
125extern char *l_com; /* limit of comment buffer */
127#define token s_token
128extern char *tokenbuf; /* the last token scanned */
129extern char *s_token;
130extern char *e_token;
131extern char *l_token;
132
133extern char *in_buffer; /* input buffer */
134extern char *in_buffer_limit; /* the end of the input buffer */
135extern char *buf_ptr; /* ptr to next character to be taken from
136 * in_buffer */
137extern char *buf_end; /* ptr to first after last char in in_buffer */
138
139extern char sc_buf[sc_size]; /* input text is saved here when looking for
140 * the brace after an if, while, etc */
141extern char *save_com; /* start of the comment stored in sc_buf */
142extern char *sc_end; /* pointer into save_com buffer */
143
144extern char *bp_save; /* saved value of buf_ptr when taking input
145 * from save_com */
146extern char *be_save; /* similarly saved value of buf_end */
147
148
149extern int found_err;
152extern int blanklines_after_procs;
155extern int n_real_blanklines;
158extern int break_comma; /* when true and not in parens, break after a
159 * comma */
160extern int btype_2; /* when true, brace should be on same line as
161 * if, while, etc */
162extern float case_ind; /* indentation level to be used for a "case
163 * n:" */
164extern int code_lines; /* count of lines with code */
165extern int had_eof; /* set to true when input is exhausted */
166extern int line_no; /* the current line number. */
167extern int max_col; /* the maximum allowable line length */
168extern int verbose; /* when true, non-essential error messages are
169 * printed */
170extern int cuddle_else; /* true if else should cuddle up to '}' */
171extern int star_comment_cont; /* true iff comment continuation lines should
172 * have stars at the beginning of each line. */
174extern int troff; /* true iff were generating troff input */
175extern int procnames_start_line; /* if true, the names of procedures
176 * being defined get placed in column
177 * 1 (ie. a newline is placed between
178 * the type of the procedure and its
179 * name) */
180extern int proc_calls_space; /* If true, procedure calls look like:
181 * foo(bar) rather than foo (bar) */
182extern int format_block_comments; /* true if comments beginning with
183 * `/ * \n' are to be reformatted */
184extern int format_col1_comments; /* If comments which start in column 1
185 * are to be magically reformatted
186 * (just like comments that begin in
187 * later columns) */
188extern int inhibit_formatting; /* true if INDENT OFF is in effect */
189extern int suppress_blanklines;/* set iff following blanklines should be
190 * suppressed */
191extern int continuation_indent;/* set to the indentation between the edge of
192 * code and continuation lines */
193extern int lineup_to_parens; /* if true, continued code within parens will
194 * be lined up to the open paren */
195extern int lineup_to_parens_always; /* if true, do not attempt to keep
196 * lined-up code within the margin */
197extern int Bill_Shannon; /* true iff a blank should always be inserted
198 * after sizeof */
199extern int blanklines_after_declarations_at_proctop; /* This is vaguely
200 * similar to
201 * blanklines_after_decla
202 * rations except that
203 * it only applies to
204 * the first set of
205 * declarations in a
206 * procedure (just after
207 * the first '{') and it
208 * causes a blank line
209 * to be generated even
210 * if there are no
211 * declarations */
212extern int block_comment_max_col;
213extern int extra_expression_indent; /* true if continuation lines from the
214 * expression part of "if(e)",
215 * "while(e)", "for(e;e;e)" should be
216 * indented an extra tab stop so that
217 * they don't conflict with the code
218 * that follows */
219extern int function_brace_split; /* split function declaration and
220 * brace onto separate lines */
221extern int use_tabs; /* set true to use tabs for spacing,
222 * false uses all spaces */
223extern int auto_typedefs; /* set true to recognize identifiers
224 * ending in "_t" like typedefs */
225extern int space_after_cast; /* "b = (int) a" vs "b = (int)a" */
226extern int postgres_tab_rules; /* use Postgres tab-vs-space rules */
227extern int tabsize; /* the size of a tab */
228extern int else_endif_com_ind; /* the column in which comments to
229 * the right of #else and #endif
230 * should start */
231
232extern int ifdef_level;
236 int p_stack[256]; /* this is the parsers stack */
237 int il[64]; /* this stack stores indentation levels */
238 float cstk[32]; /* used to store case stmt indentation levels */
239 int box_com; /* set to true when we are in a "boxed"
240 * comment. In that case, the first non-blank
241 * char should be lined up with the / in / followed by * */
242 int comment_delta; /* used to set up indentation for all lines
243 * of a boxed comment after the first one */
244 int n_comment_delta;/* remembers how many columns there were
245 * before the start of a box comment so that
246 * forthcoming lines of the comment are
247 * indented properly */
248 int cast_mask; /* indicates which close parens potentially
249 * close off casts */
250 int not_cast_mask; /* indicates which close parens definitely
251 * close off something else than casts */
252 int block_init; /* true iff inside a block initialization */
253 int block_init_level; /* The level of brace nesting in an
254 * initialization */
255 int last_nl; /* this is true if the last thing scanned was
256 * a newline */
257 int in_or_st; /* Will be true iff there has been a
258 * declarator (e.g. int or char) and no left
259 * paren since the last semicolon. When true,
260 * a '{' is starting a structure definition or
261 * an initialization list */
262 int bl_line; /* set to 1 by dump_line if the line is blank */
263 int col_1; /* set to true if the last token started in
264 * column 1 */
265 int com_col; /* this is the column in which the current
266 * comment should start */
267 int com_ind; /* the column in which comments to the right
268 * of code should start */
269 int com_lines; /* the number of lines with comments, set by
270 * dump_line */
271 int dec_nest; /* current nesting level for structure or init */
272 int decl_com_ind; /* the column in which comments after
273 * declarations should be put */
274 int decl_on_line; /* set to true if this line of code has part
275 * of a declaration on it */
276 int i_l_follow; /* the level to which ind_level should be set
277 * after the current line is printed */
278 int in_decl; /* set to true when we are in a declaration
279 * stmt. The processing of braces is then
280 * slightly different */
281 int in_stmt; /* set to 1 while in a stmt */
282 int ind_level; /* the current indentation level */
283 int ind_size; /* the size of one indentation level */
284 int ind_stmt; /* set to 1 if next line should have an extra
285 * indentation level because we are in the
286 * middle of a stmt */
287 int last_u_d; /* set to true after scanning a token which
288 * forces a following operator to be unary */
289 int leave_comma; /* if true, never break declarations after
290 * commas */
291 int ljust_decl; /* true if declarations should be left
292 * justified */
293 int out_coms; /* the number of comments processed, set by
294 * pr_comment */
295 int out_lines; /* the number of lines written, set by
296 * dump_line */
297 int p_l_follow; /* used to remember how to indent following
298 * statement */
299 int paren_level; /* parenthesization level. used to indent
300 * within statements */
301 short paren_indents[20]; /* column positions of each paren */
302 int pcase; /* set to 1 if the current line label is a
303 * case. It is printed differently from a
304 * regular label */
305 int search_brace; /* set to true by parse when it is necessary
306 * to buffer up all info up to the start of a
307 * stmt after an if, while, etc */
308 int unindent_displace; /* comments not to the right of code
309 * will be placed this many
310 * indentation levels to the left of
311 * code */
312 int use_ff; /* set to one if the current line should be
313 * terminated with a form feed */
314 int want_blank; /* set to true when the following token should
315 * be prefixed by a blank. (Said prefixing is
316 * ignored in some cases.) */
317 int else_if; /* True iff else if pairs should be handled
318 * specially */
319 int decl_indent; /* column to indent declared identifiers to */
320 int local_decl_indent; /* like decl_indent but for locals */
321 int keyword; /* the type of a keyword or 0 */
323 float case_indent; /* The distance to indent case labels from the
324 * switch statement */
327 int tos; /* pointer to top of stack */
328 char procname[100]; /* The name of the current procedure */
329 int just_saw_decl;
330};
331
332extern struct parser_state ps;
333extern struct parser_state state_stack[5];
334extern struct parser_state match_state[5];
335
336/* Undo previous hackery */
337#ifdef DECLARE_INDENT_GLOBALS
338#undef extern
339#endif
char * l_token
int star_comment_cont
char * e_com
int verbose
char * tokenbuf
char * codebuf
int tabsize
int else_endif_com_ind
int procnames_start_line
int blanklines_after_declarations
int block_comment_max_col
int auto_typedefs
#define sc_size
Definition: indent_globs.h:37
int use_tabs
int blanklines_after_procs
int format_col1_comments
char * in_buffer
int space_after_cast
char * l_com
int had_eof
int btype_2
int lineup_to_parens
char * s_com
int suppress_blanklines
int postfix_blankline_requested
char * l_lab
struct parser_state state_stack[5]
char sc_buf[sc_size]
int proc_calls_space
char * buf_ptr
int prefix_blankline_requested
char * in_buffer_limit
char * save_com
int blanklines_before_blockcomments
char * e_token
int line_no
int postgres_tab_rules
int inhibit_formatting
int found_err
char * e_code
int Bill_Shannon
int extra_expression_indent
char * l_code
char * e_lab
char * labbuf
int function_brace_split
char * buf_end
char * s_lab
char * combuf
int max_col
int format_block_comments
FILE * input
int troff
struct parser_state ps
int comment_delimiter_on_blankline
struct parser_state match_state[5]
int n_real_blanklines
char * s_token
int blanklines_around_conditional_compilation
char * sc_end
int break_comma
char * be_save
int swallow_optional_blanklines
int cuddle_else
int continuation_indent
int code_lines
char * bp_save
float case_ind
char * s_code
int ifdef_level
FILE * output
int lineup_to_parens_always
int blanklines_after_declarations_at_proctop
int unindent_displace
Definition: indent_globs.h:307
char procname[100]
Definition: indent_globs.h:327
int indent_parameters
Definition: indent_globs.h:325
int block_init_level
Definition: indent_globs.h:252
float cstk[32]
Definition: indent_globs.h:237
int dumped_decl_indent
Definition: indent_globs.h:321
float case_indent
Definition: indent_globs.h:322
int p_stack[256]
Definition: indent_globs.h:235
int local_decl_indent
Definition: indent_globs.h:319
int in_parameter_declaration
Definition: indent_globs.h:324
short paren_indents[20]
Definition: indent_globs.h:300