2 * SPDX-License-Identifier: BSD-4-Clause
4 * Copyright (c) 1985 Sun Microsystems, Inc.
5 * Copyright (c) 1980, 1993
6 * The Regents of the University of California. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 static char sccsid[] = "@(#)args.c 8.1 (Berkeley) 6/6/93";
44 #include <sys/cdefs.h>
45 __FBSDID("$FreeBSD$");
48 * Argument scanning and profile reading code. Default parameters are set
58 #include "indent_globs.h"
62 #define PRO_SPECIAL 1 /* special case */
63 #define PRO_BOOL 2 /* boolean */
64 #define PRO_INT 3 /* integer */
65 #define PRO_FONT 4 /* troff font */
67 /* profile specials for booleans */
68 #define ON 1 /* turn it on */
69 #define OFF 0 /* turn it off */
71 /* profile specials for specials */
72 #define IGN 1 /* ignore it */
73 #define CLI 2 /* case label indent (float) */
74 #define STDIN 3 /* use stdin */
75 #define KEY 4 /* type (keyword) */
77 static void scan_profile(FILE *);
79 #define KEY_FILE 5 /* only used for args */
81 const char *option_source = "?";
83 void add_typedefs_from_file(const char *str);
86 * N.B.: because of the way the table here is scanned, options whose names are
87 * substrings of other options must occur later; that is, with -lp vs -l, -lp
88 * must be first. Also, while (most) booleans occur more than once, the last
89 * default value is the one actually assigned.
92 const char *p_name; /* name, e.g. -bl, -cli */
93 int p_type; /* type (int, bool, special) */
94 int p_default; /* the default value (if int) */
95 int p_special; /* depends on type */
96 int *p_obj; /* the associated variable */
99 {"T", PRO_SPECIAL, 0, KEY, 0},
100 {"U", PRO_SPECIAL, 0, KEY_FILE, 0},
101 {"P", PRO_SPECIAL, 0, IGN, 0},
102 {"bacc", PRO_BOOL, false, ON, &blanklines_around_conditional_compilation},
103 {"badp", PRO_BOOL, false, ON, &blanklines_after_declarations_at_proctop},
104 {"bad", PRO_BOOL, false, ON, &blanklines_after_declarations},
105 {"bap", PRO_BOOL, false, ON, &blanklines_after_procs},
106 {"bbb", PRO_BOOL, false, ON, &blanklines_before_blockcomments},
107 {"bc", PRO_BOOL, true, OFF, &ps.leave_comma},
108 {"bl", PRO_BOOL, true, OFF, &btype_2},
109 {"br", PRO_BOOL, true, ON, &btype_2},
110 {"bs", PRO_BOOL, false, ON, &Bill_Shannon},
111 {"cdb", PRO_BOOL, true, ON, &comment_delimiter_on_blankline},
112 {"cd", PRO_INT, 0, 0, &ps.decl_com_ind},
113 {"ce", PRO_BOOL, true, ON, &cuddle_else},
114 {"ci", PRO_INT, 0, 0, &continuation_indent},
115 {"cli", PRO_SPECIAL, 0, CLI, 0},
116 {"c", PRO_INT, 33, 0, &ps.com_ind},
117 {"di", PRO_INT, 16, 0, &ps.decl_indent},
118 {"dj", PRO_BOOL, false, ON, &ps.ljust_decl},
119 {"d", PRO_INT, 0, 0, &ps.unindent_displace},
120 {"eei", PRO_BOOL, false, ON, &extra_expression_indent},
121 {"ei", PRO_BOOL, true, ON, &ps.else_if},
122 {"fbc", PRO_FONT, 0, 0, (int *) &blkcomf},
123 {"fbs", PRO_BOOL, true, ON, &function_brace_split},
124 {"fbx", PRO_FONT, 0, 0, (int *) &boxcomf},
125 {"fb", PRO_FONT, 0, 0, (int *) &bodyf},
126 {"fc1", PRO_BOOL, true, ON, &format_col1_comments},
127 {"fcb", PRO_BOOL, true, ON, &format_block_comments},
128 {"fc", PRO_FONT, 0, 0, (int *) &scomf},
129 {"fk", PRO_FONT, 0, 0, (int *) &keywordf},
130 {"fs", PRO_FONT, 0, 0, (int *) &stringf},
131 {"ip", PRO_BOOL, true, ON, &ps.indent_parameters},
132 {"i", PRO_INT, 8, 0, &ps.ind_size},
133 {"lc", PRO_INT, 0, 0, &block_comment_max_col},
134 {"ldi", PRO_INT, -1, 0, &ps.local_decl_indent},
135 {"lp", PRO_BOOL, true, ON, &lineup_to_parens},
136 {"l", PRO_INT, 78, 0, &max_col},
137 {"nbacc", PRO_BOOL, false, OFF, &blanklines_around_conditional_compilation},
138 {"nbadp", PRO_BOOL, false, OFF, &blanklines_after_declarations_at_proctop},
139 {"nbad", PRO_BOOL, false, OFF, &blanklines_after_declarations},
140 {"nbap", PRO_BOOL, false, OFF, &blanklines_after_procs},
141 {"nbbb", PRO_BOOL, false, OFF, &blanklines_before_blockcomments},
142 {"nbc", PRO_BOOL, true, ON, &ps.leave_comma},
143 {"nbs", PRO_BOOL, false, OFF, &Bill_Shannon},
144 {"ncdb", PRO_BOOL, true, OFF, &comment_delimiter_on_blankline},
145 {"nce", PRO_BOOL, true, OFF, &cuddle_else},
146 {"ndj", PRO_BOOL, false, OFF, &ps.ljust_decl},
147 {"neei", PRO_BOOL, false, OFF, &extra_expression_indent},
148 {"nei", PRO_BOOL, true, OFF, &ps.else_if},
149 {"nfbs", PRO_BOOL, true, OFF, &function_brace_split},
150 {"nfc1", PRO_BOOL, true, OFF, &format_col1_comments},
151 {"nfcb", PRO_BOOL, true, OFF, &format_block_comments},
152 {"nip", PRO_BOOL, true, OFF, &ps.indent_parameters},
153 {"nlp", PRO_BOOL, true, OFF, &lineup_to_parens},
154 {"npcs", PRO_BOOL, false, OFF, &proc_calls_space},
155 {"npro", PRO_SPECIAL, 0, IGN, 0},
156 {"npsl", PRO_BOOL, true, OFF, &procnames_start_line},
157 {"nps", PRO_BOOL, false, OFF, &pointer_as_binop},
158 {"nsac", PRO_BOOL, false, OFF, &space_after_cast},
159 {"nsc", PRO_BOOL, true, OFF, &star_comment_cont},
160 {"nsob", PRO_BOOL, false, OFF, &swallow_optional_blanklines},
161 {"nut", PRO_BOOL, true, OFF, &use_tabs},
162 {"nv", PRO_BOOL, false, OFF, &verbose},
163 {"pcs", PRO_BOOL, false, ON, &proc_calls_space},
164 {"psl", PRO_BOOL, true, ON, &procnames_start_line},
165 {"ps", PRO_BOOL, false, ON, &pointer_as_binop},
166 {"sac", PRO_BOOL, false, ON, &space_after_cast},
167 {"sc", PRO_BOOL, true, ON, &star_comment_cont},
168 {"sob", PRO_BOOL, false, ON, &swallow_optional_blanklines},
169 {"st", PRO_SPECIAL, 0, STDIN, 0},
170 {"ta", PRO_BOOL, false, ON, &auto_typedefs},
171 {"ts", PRO_INT, 8, 0, &tabsize},
172 {"troff", PRO_BOOL, false, ON, &troff},
173 {"ut", PRO_BOOL, true, ON, &use_tabs},
174 {"v", PRO_BOOL, false, ON, &verbose},
180 * set_profile reads $HOME/.indent.pro and ./.indent.pro and handles arguments
181 * given in these files.
184 set_profile(const char *profile_name)
187 char fname[PATH_MAX];
188 static char prof[] = ".indent.pro";
190 if (profile_name == NULL)
191 snprintf(fname, sizeof(fname), "%s/%s", getenv("HOME"), prof);
193 snprintf(fname, sizeof(fname), "%s", profile_name + 2);
194 if ((f = fopen(option_source = fname, "r")) != NULL) {
198 if ((f = fopen(option_source = prof, "r")) != NULL) {
202 option_source = "Command line";
206 scan_profile(FILE *f)
215 while ((i = getc(f)) != EOF) {
216 if (i == '*' && !comment && p > buf && p[-1] == '/') {
219 } else if (i == '/' && comment && p > buf && p[-1] == '*') {
220 p = buf + comment - 1;
222 } else if (isspace(i)) {
223 if (p > buf && !comment)
232 printf("profile: %s\n", buf);
241 eqin(const char *s1, const char *s2)
259 * Because ps.case_indent is a float, we can't initialize it from the
262 ps.case_indent = 0.0; /* -cli0.0 */
263 for (p = pro; p->p_name; p++)
264 if (p->p_type != PRO_SPECIAL && p->p_type != PRO_FONT)
265 *p->p_obj = p->p_default;
269 set_option(char *arg)
272 const char *param_start;
274 arg++; /* ignore leading "-" */
275 for (p = pro; p->p_name; p++)
276 if (*p->p_name == *arg && (param_start = eqin(p->p_name, arg)) != NULL)
278 errx(1, "%s: unknown parameter \"%s\"", option_source, arg - 1);
283 switch (p->p_special) {
289 if (*param_start == 0)
291 ps.case_indent = atof(param_start);
302 if (*param_start == 0)
304 add_typename(param_start);
308 if (*param_start == 0)
310 add_typedefs_from_file(param_start);
314 errx(1, "set_option: internal error: p_special %d", p->p_special);
319 if (p->p_special == OFF)
326 if (!isdigit(*param_start)) {
328 errx(1, "%s: ``%s'' requires a parameter", option_source, arg - 1);
330 *p->p_obj = atoi(param_start);
334 parsefont((struct fstate *) p->p_obj, param_start);
338 errx(1, "set_option: internal error: p_type %d", p->p_type);
343 add_typedefs_from_file(const char *str)
348 if ((file = fopen(str, "r")) == NULL) {
349 fprintf(stderr, "indent: cannot open file %s\n", str);
352 while ((fgets(line, BUFSIZ, file)) != NULL) {
353 /* Remove trailing whitespace */
354 line[strcspn(line, " \t\n\r")] = '\0';