2 * Copyright (c) 1985 Sun Microsystems, Inc.
3 * Copyright (c) 1980, 1993
4 * The Regents of the University of California. All rights reserved.
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8 * modification, are permitted provided that the following conditions
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.
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
31 * @(#)args.c 8.1 (Berkeley) 6/6/93
32 * $FreeBSD: src/usr.bin/indent/args.c,v 1.16 2010/03/31 17:05:30 avg Exp $
36 * Argument scanning and profile reading code. Default parameters are set
46 #include "indent_globs.h"
50 #define PRO_SPECIAL 1 /* special case */
51 #define PRO_BOOL 2 /* boolean */
52 #define PRO_INT 3 /* integer */
53 #define PRO_FONT 4 /* troff font */
55 /* profile specials for booleans */
56 #define ON 1 /* turn it on */
57 #define OFF 0 /* turn it off */
59 /* profile specials for specials */
60 #define IGN 1 /* ignore it */
61 #define CLI 2 /* case label indent (float) */
62 #define STDIN 3 /* use stdin */
63 #define KEY 4 /* type (keyword) */
65 static void scan_profile(FILE *);
67 const char *option_source
= "?";
70 * N.B.: because of the way the table here is scanned, options whose names are
71 * substrings of other options must occur later; that is, with -lp vs -l, -lp
72 * must be first. Also, while (most) booleans occur more than once, the last
73 * default value is the one actually assigned.
76 const char *p_name
; /* name, e.g. -bl, -cli */
77 int p_type
; /* type (int, bool, special) */
78 int p_default
; /* the default value (if int) */
79 int p_special
; /* depends on type */
80 int *p_obj
; /* the associated variable */
83 {"T", PRO_SPECIAL
, 0, KEY
, 0},
84 {"bacc", PRO_BOOL
, false, ON
, &blanklines_around_conditional_compilation
},
85 {"badp", PRO_BOOL
, false, ON
, &blanklines_after_declarations_at_proctop
},
86 {"bad", PRO_BOOL
, false, ON
, &blanklines_after_declarations
},
87 {"bap", PRO_BOOL
, false, ON
, &blanklines_after_procs
},
88 {"bbb", PRO_BOOL
, false, ON
, &blanklines_before_blockcomments
},
89 {"bc", PRO_BOOL
, true, OFF
, &ps
.leave_comma
},
90 {"bl", PRO_BOOL
, true, OFF
, &btype_2
},
91 {"br", PRO_BOOL
, true, ON
, &btype_2
},
92 {"bs", PRO_BOOL
, false, ON
, &Bill_Shannon
},
93 {"cdb", PRO_BOOL
, true, ON
, &comment_delimiter_on_blankline
},
94 {"cd", PRO_INT
, 0, 0, &ps
.decl_com_ind
},
95 {"ce", PRO_BOOL
, true, ON
, &cuddle_else
},
96 {"ci", PRO_INT
, 0, 0, &continuation_indent
},
97 {"cli", PRO_SPECIAL
, 0, CLI
, 0},
98 {"c", PRO_INT
, 33, 0, &ps
.com_ind
},
99 {"di", PRO_INT
, 16, 0, &ps
.decl_indent
},
100 {"dj", PRO_BOOL
, false, ON
, &ps
.ljust_decl
},
101 {"d", PRO_INT
, 0, 0, &ps
.unindent_displace
},
102 {"eei", PRO_BOOL
, false, ON
, &extra_expression_indent
},
103 {"ei", PRO_BOOL
, true, ON
, &ps
.else_if
},
104 {"fbc", PRO_FONT
, 0, 0, (int *) &blkcomf
},
105 {"fbs", PRO_BOOL
, true, ON
, &function_brace_split
},
106 {"fbx", PRO_FONT
, 0, 0, (int *) &boxcomf
},
107 {"fb", PRO_FONT
, 0, 0, (int *) &bodyf
},
108 {"fc1", PRO_BOOL
, true, ON
, &format_col1_comments
},
109 {"fcb", PRO_BOOL
, true, ON
, &format_block_comments
},
110 {"fc", PRO_FONT
, 0, 0, (int *) &scomf
},
111 {"fk", PRO_FONT
, 0, 0, (int *) &keywordf
},
112 {"fs", PRO_FONT
, 0, 0, (int *) &stringf
},
113 {"ip", PRO_BOOL
, true, ON
, &ps
.indent_parameters
},
114 {"i", PRO_INT
, 8, 0, &ps
.ind_size
},
115 {"lc", PRO_INT
, 0, 0, &block_comment_max_col
},
116 {"ldi", PRO_INT
, -1, 0, &ps
.local_decl_indent
},
117 {"lp", PRO_BOOL
, true, ON
, &lineup_to_parens
},
118 {"l", PRO_INT
, 78, 0, &max_col
},
119 {"nbacc", PRO_BOOL
, false, OFF
, &blanklines_around_conditional_compilation
},
120 {"nbadp", PRO_BOOL
, false, OFF
, &blanklines_after_declarations_at_proctop
},
121 {"nbad", PRO_BOOL
, false, OFF
, &blanklines_after_declarations
},
122 {"nbap", PRO_BOOL
, false, OFF
, &blanklines_after_procs
},
123 {"nbbb", PRO_BOOL
, false, OFF
, &blanklines_before_blockcomments
},
124 {"nbc", PRO_BOOL
, true, ON
, &ps
.leave_comma
},
125 {"nbs", PRO_BOOL
, false, OFF
, &Bill_Shannon
},
126 {"ncdb", PRO_BOOL
, true, OFF
, &comment_delimiter_on_blankline
},
127 {"nce", PRO_BOOL
, true, OFF
, &cuddle_else
},
128 {"ndj", PRO_BOOL
, false, OFF
, &ps
.ljust_decl
},
129 {"neei", PRO_BOOL
, false, OFF
, &extra_expression_indent
},
130 {"nei", PRO_BOOL
, true, OFF
, &ps
.else_if
},
131 {"nfbs", PRO_BOOL
, true, OFF
, &function_brace_split
},
132 {"nfc1", PRO_BOOL
, true, OFF
, &format_col1_comments
},
133 {"nfcb", PRO_BOOL
, true, OFF
, &format_block_comments
},
134 {"nip", PRO_BOOL
, true, OFF
, &ps
.indent_parameters
},
135 {"nlp", PRO_BOOL
, true, OFF
, &lineup_to_parens
},
136 {"npcs", PRO_BOOL
, false, OFF
, &proc_calls_space
},
137 {"npro", PRO_SPECIAL
, 0, IGN
, 0},
138 {"npsl", PRO_BOOL
, true, OFF
, &procnames_start_line
},
139 {"nps", PRO_BOOL
, false, OFF
, &pointer_as_binop
},
140 {"nsc", PRO_BOOL
, true, OFF
, &star_comment_cont
},
141 {"nsob", PRO_BOOL
, false, OFF
, &swallow_optional_blanklines
},
142 {"nut", PRO_BOOL
, true, OFF
, &use_tabs
},
143 {"nv", PRO_BOOL
, false, OFF
, &verbose
},
144 {"pcs", PRO_BOOL
, false, ON
, &proc_calls_space
},
145 {"psl", PRO_BOOL
, true, ON
, &procnames_start_line
},
146 {"ps", PRO_BOOL
, false, ON
, &pointer_as_binop
},
147 {"sc", PRO_BOOL
, true, ON
, &star_comment_cont
},
148 {"sob", PRO_BOOL
, false, ON
, &swallow_optional_blanklines
},
149 {"st", PRO_SPECIAL
, 0, STDIN
, 0},
150 {"ta", PRO_BOOL
, false, ON
, &auto_typedefs
},
151 {"troff", PRO_BOOL
, false, ON
, &troff
},
152 {"ut", PRO_BOOL
, true, ON
, &use_tabs
},
153 {"v", PRO_BOOL
, false, ON
, &verbose
},
159 * set_profile reads $HOME/.indent.pro and ./.indent.pro and handles arguments
160 * given in these files.
166 char fname
[PATH_MAX
];
167 static char prof
[] = ".indent.pro";
169 snprintf(fname
, sizeof(fname
), "%s/%s", getenv("HOME"), prof
);
170 if ((f
= fopen(option_source
= fname
, "r")) != NULL
) {
174 if ((f
= fopen(option_source
= prof
, "r")) != NULL
) {
178 option_source
= "Command line";
182 scan_profile(FILE *f
)
191 while ((i
= getc(f
)) != EOF
) {
192 if (i
== '*' && !comment
&& p
> buf
&& p
[-1] == '/') {
195 } else if (i
== '/' && comment
&& p
> buf
&& p
[-1] == '*') {
196 p
= buf
+ comment
- 1;
198 } else if (isspace(i
)) {
199 if (p
> buf
&& !comment
)
208 printf("profile: %s\n", buf
);
216 const char *param_start
;
219 eqin(const char *s1
, const char *s2
)
238 * Because ps.case_indent is a float, we can't initialize it from the
241 ps
.case_indent
= 0.0; /* -cli0.0 */
242 for (p
= pro
; p
->p_name
; p
++)
243 if (p
->p_type
!= PRO_SPECIAL
&& p
->p_type
!= PRO_FONT
)
244 *p
->p_obj
= p
->p_default
;
248 set_option(char *arg
)
252 arg
++; /* ignore leading "-" */
253 for (p
= pro
; p
->p_name
; p
++)
254 if (*p
->p_name
== *arg
&& eqin(p
->p_name
, arg
))
256 errx(1, "%s: unknown parameter \"%s\"", option_source
, arg
- 1);
261 switch (p
->p_special
) {
267 if (*param_start
== 0)
269 ps
.case_indent
= atof(param_start
);
280 if (*param_start
== 0)
283 char *str
= strdup(param_start
);
291 errx(1, "set_option: internal error: p_special %d", p
->p_special
);
296 if (p
->p_special
== OFF
)
303 if (!isdigit(*param_start
)) {
305 errx(1, "%s: ``%s'' requires a parameter", option_source
, arg
- 1);
307 *p
->p_obj
= atoi(param_start
);
311 parsefont((struct fstate
*) p
->p_obj
, param_start
);
315 errx(1, "set_option: internal error: p_type %d", p
->p_type
);