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1 | /* @(#)indent_globs.h 4.1 (Berkeley) %G% */ |
2 | ||
3 | /* | |
4 | ||
5 | Copyright (C) 1976 | |
6 | by the | |
7 | Board of Trustees | |
8 | of the | |
9 | University of Illinois | |
10 | ||
11 | All rights reserved | |
12 | ||
13 | FILE NAME: | |
14 | indent_globs.h | |
15 | ||
16 | PURPOSE: | |
17 | This include file contains the declarations for all global variables | |
18 | used in indent. | |
19 | ||
20 | GLOBALS: | |
21 | The names of all of the variables will not be repeated here. The | |
22 | declarations start on the next page. | |
23 | ||
24 | FUNCTIONS: | |
25 | None | |
26 | */\f | |
27 | #define bufsize 600/* size of internal buffers */ | |
28 | #define inp_bufs 512 | |
29 | /* size of input buffer */ | |
30 | #define sc_size 5000 | |
31 | /* size of save_com buffer */ | |
32 | #define label_offset 2 | |
33 | /* number of levels a label is placed to left of code | |
34 | */ | |
35 | ||
36 | #define d_ljust 0 /* default for ljust_decl */ | |
37 | #define d_max_col 75 | |
38 | /* default for max_col */ | |
39 | #define d_com_ind 33 | |
40 | /* default com_ind */ | |
41 | #define d_ind_size 4 | |
42 | /* default ind_size */ | |
43 | #define d_verbose 0/* default verbose */ | |
44 | #define d_unindent 1 | |
45 | /* default value for unindent_displace */ | |
46 | #define d_leave_comma 0 | |
47 | /* default value for leave_comma */ | |
48 | #define d_btype_2 1/* default value for btype_2 */ | |
49 | ||
50 | #define tabsize 8 /* the size of a tab */ | |
51 | #define tabmask 0177770 | |
52 | /* mask used when figuring length of lines with tabs */ | |
53 | ||
54 | ||
55 | #define false 0 | |
56 | #define true 1 | |
57 | ||
58 | ||
59 | int input; /* the fid for the input file */ | |
60 | int output; /* the fid for the output file */ | |
61 | ||
62 | char labbuf[bufsize]; | |
63 | /* buffer for label */ | |
64 | char *s_lab; /* start ... */ | |
65 | char *e_lab; /* .. and end of stored label */ | |
66 | ||
67 | char codebuf[bufsize]; | |
68 | /* buffer for code section */ | |
69 | char *s_code; /* start ... */ | |
70 | char *e_code; /* .. and end of stored code */ | |
71 | ||
72 | char combuf[bufsize]; | |
73 | /* buffer for comments */ | |
74 | char *s_com; /* start ... */ | |
75 | char *e_com; /* ... and end of stored comments */ | |
76 | ||
77 | char in_buffer[inp_bufs]; | |
78 | /* input buffer */ | |
79 | char *buf_ptr; /* ptr to next character to be taken from in_buffer */ | |
80 | char *buf_end; /* ptr to first after last char in in_buffer */ | |
81 | ||
82 | char save_com[sc_size]; | |
83 | /* input text is saved here when looking for the brace | |
84 | after an if, while, etc */ | |
85 | char *sc_end; /* pointer into save_com buffer */ | |
86 | ||
87 | char *bp_save; /* saved value of buf_ptr when taking input from | |
88 | save_com */ | |
89 | char *be_save; /* similarly saved value of buf_end */ | |
90 | ||
91 | char token[bufsize]; | |
92 | /* the last token scanned */ | |
93 | ||
94 | ||
95 | ||
96 | ||
97 | int bl_line; /* set to 1 by dump_line if the line is blank */ | |
98 | int break_comma; | |
99 | /* when true and not in parens, break after a comma */ | |
100 | int btype_2; /* when true, brace should be on same line as if, | |
101 | while, etc */ | |
102 | int case_ind; /* indentation level to be used for a "case n:" */ | |
103 | int code_lines;/* count of lines with code */ | |
104 | int col_1; /* set to true if the last token started in column 1 */ | |
105 | int com_col; /* this is the column in which the current coment | |
106 | should start */ | |
107 | int com_ind; /* the column in which comments to the right of code | |
108 | should start */ | |
109 | int com_lines; /* the number of lines with comments, set by dump_line | |
110 | */ | |
111 | int dec_nest; /* current nesting level for structure or init */ | |
112 | int decl_com_ind; | |
113 | /* the column in which comments after declarations | |
114 | should be put */ | |
115 | int decl_on_line; | |
116 | /* set to true if this line of code has part of a | |
117 | declaration on it */ | |
118 | int had_eof; /* set to true when input is exhausted */ | |
119 | int i_l_follow;/* the level to which ind_level should be set after the | |
120 | current line is printed */ | |
121 | int in_decl; /* set to true when we are in a declaration stmt. The | |
122 | processing of braces is then slightly different */ | |
123 | int in_stmt; /* set to 1 while in a stmt */ | |
124 | int ind_level; /* the current indentation level */ | |
125 | int ind_size; /* the size of one indentation level */ | |
126 | int ind_stmt; /* set to 1 if next line should have an extra | |
127 | indentation level because we are in the middle of a | |
128 | stmt */ | |
129 | int last_u_d; /* set to true after scanning a token which forces a | |
130 | following operator to be unary */ | |
131 | int leave_comma; | |
132 | /* if true, never break declarations after commas */ | |
133 | int line_no; /* the current line number. */ | |
134 | int ljust_decl;/* true if declarations should be left justified */ | |
135 | int max_col; /* the maximum allowable line length */ | |
136 | int out_coms; /* the number of comments processed, set by pr_comment | |
137 | */ | |
138 | int out_lines; /* the number of lines written, set by dump_line */ | |
139 | int p_l_follow;/* used to remember how to indent following statement | |
140 | */ | |
141 | int paren_level; | |
142 | /* parenthesization level. used to indent within stmts | |
143 | */ | |
144 | int pcase; /* set to 1 if the current line label is a case. It is | |
145 | printed differently from a regular label */ | |
146 | int search_brace; | |
147 | /* set to true by parse when it is necessary to buffer | |
148 | up all info up to the start of a stmt after an if, | |
149 | while, etc */ | |
150 | int unindent_displace; | |
151 | /* comments not to the right of code will be placed | |
152 | this many indentation levels to the left of code */ | |
153 | int use_ff; /* set to one if the current line should be terminated | |
154 | with a form feed */ | |
155 | int verbose; /* when true, non-essential error messages are printed | |
156 | */ |