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
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17 * This product includes software developed by the University of
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35 * @(#)args.c 8.1 (Berkeley) 6/6/93
36 * $FreeBSD: src/usr.bin/indent/args.c,v 1.3.2.3 2001/12/06 19:28:47 schweikh Exp $
37 * $DragonFly: src/usr.bin/indent/args.c,v 1.3 2005/04/10 20:55:38 drhodus Exp $
41 * Argument scanning and profile reading code. Default parameters are set
50 #include "indent_globs.h"
54 #define PRO_SPECIAL 1 /* special case */
55 #define PRO_BOOL 2 /* boolean */
56 #define PRO_INT 3 /* integer */
57 #define PRO_FONT 4 /* troff font */
59 /* profile specials for booleans */
60 #define ON 1 /* turn it on */
61 #define OFF 0 /* turn it off */
63 /* profile specials for specials */
64 #define IGN 1 /* ignore it */
65 #define CLI 2 /* case label indent (float) */
66 #define STDIN 3 /* use stdin */
67 #define KEY 4 /* type (keyword) */
69 static void scan_profile(FILE *);
71 char *option_source = "?";
74 * N.B.: because of the way the table here is scanned, options whose names are
75 * substrings of other options must occur later; that is, with -lp vs -l, -lp
76 * must be first. Also, while (most) booleans occur more than once, the last
77 * default value is the one actually assigned.
80 char *p_name; /* name, eg -bl, -cli */
81 int p_type; /* type (int, bool, special) */
82 int p_default; /* the default value (if int) */
83 int p_special; /* depends on type */
84 int *p_obj; /* the associated variable */
87 {"T", PRO_SPECIAL, 0, KEY, 0},
88 {"bacc", PRO_BOOL, false, ON, &blanklines_around_conditional_compilation},
89 {"badp", PRO_BOOL, false, ON, &blanklines_after_declarations_at_proctop},
90 {"bad", PRO_BOOL, false, ON, &blanklines_after_declarations},
91 {"bap", PRO_BOOL, false, ON, &blanklines_after_procs},
92 {"bbb", PRO_BOOL, false, ON, &blanklines_before_blockcomments},
93 {"bc", PRO_BOOL, true, OFF, &ps.leave_comma},
94 {"bl", PRO_BOOL, true, OFF, &btype_2},
95 {"br", PRO_BOOL, true, ON, &btype_2},
96 {"bs", PRO_BOOL, false, ON, &Bill_Shannon},
97 {"cdb", PRO_BOOL, true, ON, &comment_delimiter_on_blankline},
98 {"cd", PRO_INT, 0, 0, &ps.decl_com_ind},
99 {"ce", PRO_BOOL, true, ON, &cuddle_else},
100 {"ci", PRO_INT, 0, 0, &continuation_indent},
101 {"cli", PRO_SPECIAL, 0, CLI, 0},
102 {"c", PRO_INT, 33, 0, &ps.com_ind},
103 {"di", PRO_INT, 16, 0, &ps.decl_indent},
104 {"dj", PRO_BOOL, false, ON, &ps.ljust_decl},
105 {"d", PRO_INT, 0, 0, &ps.unindent_displace},
106 {"eei", PRO_BOOL, false, ON, &extra_expression_indent},
107 {"ei", PRO_BOOL, true, ON, &ps.else_if},
108 {"fbc", PRO_FONT, 0, 0, (int *) &blkcomf},
109 {"fbx", PRO_FONT, 0, 0, (int *) &boxcomf},
110 {"fb", PRO_FONT, 0, 0, (int *) &bodyf},
111 {"fc1", PRO_BOOL, true, ON, &format_col1_comments},
112 {"fcb", PRO_BOOL, true, ON, &format_block_comments},
113 {"fc", PRO_FONT, 0, 0, (int *) &scomf},
114 {"fk", PRO_FONT, 0, 0, (int *) &keywordf},
115 {"fs", PRO_FONT, 0, 0, (int *) &stringf},
116 {"ip", PRO_BOOL, true, ON, &ps.indent_parameters},
117 {"i", PRO_INT, 8, 0, &ps.ind_size},
118 {"lc", PRO_INT, 0, 0, &block_comment_max_col},
119 {"lp", PRO_BOOL, true, ON, &lineup_to_parens},
120 {"l", PRO_INT, 78, 0, &max_col},
121 {"nbacc", PRO_BOOL, false, OFF, &blanklines_around_conditional_compilation},
122 {"nbadp", PRO_BOOL, false, OFF, &blanklines_after_declarations_at_proctop},
123 {"nbad", PRO_BOOL, false, OFF, &blanklines_after_declarations},
124 {"nbap", PRO_BOOL, false, OFF, &blanklines_after_procs},
125 {"nbbb", PRO_BOOL, false, OFF, &blanklines_before_blockcomments},
126 {"nbc", PRO_BOOL, true, ON, &ps.leave_comma},
127 {"nbs", PRO_BOOL, false, OFF, &Bill_Shannon},
128 {"ncdb", PRO_BOOL, true, OFF, &comment_delimiter_on_blankline},
129 {"nce", PRO_BOOL, true, OFF, &cuddle_else},
130 {"ndj", PRO_BOOL, false, OFF, &ps.ljust_decl},
131 {"neei", PRO_BOOL, false, OFF, &extra_expression_indent},
132 {"nei", PRO_BOOL, true, OFF, &ps.else_if},
133 {"nfc1", PRO_BOOL, true, OFF, &format_col1_comments},
134 {"nfcb", PRO_BOOL, true, OFF, &format_block_comments},
135 {"nip", PRO_BOOL, true, OFF, &ps.indent_parameters},
136 {"nlp", PRO_BOOL, true, OFF, &lineup_to_parens},
137 {"npcs", PRO_BOOL, false, OFF, &proc_calls_space},
138 {"npro", PRO_SPECIAL, 0, IGN, 0},
139 {"npsl", PRO_BOOL, true, OFF, &procnames_start_line},
140 {"nps", PRO_BOOL, false, OFF, &pointer_as_binop},
141 {"nsc", PRO_BOOL, true, OFF, &star_comment_cont},
142 {"nsob", PRO_BOOL, false, OFF, &swallow_optional_blanklines},
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 {"troff", PRO_BOOL, false, ON, &troff},
151 {"v", PRO_BOOL, false, ON, &verbose},
157 * set_profile reads $HOME/.indent.pro and ./.indent.pro and handles arguments
158 * given in these files.
165 static char prof[] = ".indent.pro";
167 sprintf(fname, "%s/%s", getenv("HOME"), prof);
168 if ((f = fopen(option_source = fname, "r")) != NULL) {
172 if ((f = fopen(option_source = prof, "r")) != NULL) {
176 option_source = "Command line";
180 scan_profile(FILE *f)
187 for (p = buf; (i = getc(f)) != EOF && (*p = i) > ' '; ++p);
191 printf("profile: %s\n", buf);
202 eqin(char *s1, char *s2)
221 * Because ps.case_indent is a float, we can't initialize it from the
224 ps.case_indent = 0.0; /* -cli0.0 */
225 for (p = pro; p->p_name; p++)
226 if (p->p_type != PRO_SPECIAL && p->p_type != PRO_FONT)
227 *p->p_obj = p->p_default;
231 set_option(char *arg)
235 arg++; /* ignore leading "-" */
236 for (p = pro; p->p_name; p++)
237 if (*p->p_name == *arg && eqin(p->p_name, arg))
239 errx(1, "%s: unknown parameter \"%s\"", option_source, arg - 1);
244 switch (p->p_special) {
250 if (*param_start == 0)
252 ps.case_indent = atof(param_start);
263 if (*param_start == 0)
266 char *str = (char *) malloc(strlen(param_start) + 1);
267 strcpy(str, param_start);
273 errx(1, "set_option: internal error: p_special %d", p->p_special);
278 if (p->p_special == OFF)
285 if (!isdigit(*param_start)) {
287 errx(1, "%s: ``%s'' requires a parameter", option_source, arg - 1);
289 *p->p_obj = atoi(param_start);
293 parsefont((struct fstate *) p->p_obj, param_start);
297 errx(1, "set_option: internal error: p_type %d", p->p_type);