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c494cadd MM |
1 | /* This file is part of the program psim. |
2 | ||
3 | Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
18 | ||
19 | */ | |
20 | ||
21 | ||
22 | #include <stdio.h> | |
23 | #include <stdarg.h> | |
24 | #include <ctype.h> | |
25 | ||
26 | #include "misc.h" | |
27 | #include "lf.h" | |
28 | ||
29 | #ifdef HAVE_STDLIB_H | |
30 | #include <stdlib.h> | |
31 | #endif | |
32 | ||
33 | struct _lf { | |
34 | FILE *stream; | |
35 | int line_nr; /* nr complete lines written, curr line is line_nr+1 */ | |
36 | int indent; | |
37 | int line_blank; | |
38 | char *file_name; | |
39 | int number_lines; | |
40 | }; | |
41 | ||
42 | ||
43 | lf * | |
44 | lf_open(char *name, | |
45 | char *real_name, | |
46 | int number_lines) | |
47 | { | |
48 | /* create a file object */ | |
49 | lf *new_lf = ZALLOC(lf); | |
50 | ASSERT(new_lf != NULL); | |
51 | new_lf->number_lines = number_lines; | |
52 | new_lf->file_name = (real_name == NULL | |
53 | ? name | |
54 | : real_name); | |
55 | ||
56 | /* attach to stdout if pipe */ | |
57 | if (!strcmp(name, "-")) { | |
58 | new_lf->stream = stdout; | |
59 | } | |
60 | else { | |
61 | /* create a new file */ | |
62 | new_lf->stream = fopen(name, "w"); | |
63 | ASSERT(new_lf->stream != NULL); | |
64 | } | |
65 | return new_lf; | |
66 | } | |
67 | ||
68 | ||
69 | void | |
70 | lf_close(lf *file) | |
71 | { | |
72 | if (file->stream != stdout) { | |
73 | if (fclose(file->stream)) { | |
74 | perror("lf_close.fclose"); | |
75 | exit(1); | |
76 | } | |
77 | free(file); | |
78 | } | |
79 | } | |
80 | ||
81 | ||
82 | void | |
83 | lf_putchr(lf *file, | |
84 | const char chr) | |
85 | { | |
86 | if (chr == '\n') { | |
87 | file->line_nr += 1; | |
88 | file->line_blank = 1; | |
89 | } | |
90 | else if (file->line_blank) { | |
91 | int pad; | |
92 | for (pad = file->indent; pad > 0; pad--) | |
93 | putc(' ', file->stream); | |
94 | file->line_blank = 0; | |
95 | } | |
96 | putc(chr, file->stream); | |
97 | } | |
98 | ||
99 | void | |
100 | lf_indent_suppress(lf *file) | |
101 | { | |
102 | file->line_blank = 0; | |
103 | } | |
104 | ||
105 | ||
106 | void | |
107 | lf_putstr(lf *file, | |
108 | const char *string) | |
109 | { | |
110 | const char *chp; | |
111 | if (string != NULL) { | |
112 | for (chp = string; *chp != '\0'; chp++) { | |
113 | lf_putchr(file, *chp); | |
114 | } | |
115 | } | |
116 | } | |
117 | ||
118 | static void | |
119 | do_lf_putunsigned(lf *file, | |
120 | unsigned u) | |
121 | { | |
122 | if (u > 0) { | |
123 | do_lf_putunsigned(file, u / 10); | |
124 | lf_putchr(file, (u % 10) + '0'); | |
125 | } | |
126 | } | |
127 | ||
128 | ||
129 | void | |
130 | lf_putint(lf *file, | |
131 | int decimal) | |
132 | { | |
133 | if (decimal == 0) | |
134 | lf_putchr(file, '0'); | |
135 | else if (decimal < 0) { | |
136 | lf_putchr(file, '-'); | |
137 | do_lf_putunsigned(file, -decimal); | |
138 | } | |
139 | else if (decimal > 0) { | |
140 | do_lf_putunsigned(file, decimal); | |
141 | } | |
142 | else | |
143 | ASSERT(0); | |
144 | } | |
145 | ||
146 | ||
147 | void | |
148 | lf_printf(lf *file, | |
149 | const char *fmt, | |
150 | ...) | |
151 | { | |
152 | char buf[1024]; | |
153 | va_list ap; | |
154 | ||
155 | va_start(ap, fmt); | |
156 | vsprintf(buf, fmt, ap); | |
157 | /* FIXME - this is really stuffed but so is vsprintf() on a sun! */ | |
158 | ASSERT(strlen(buf) > 0 && strlen(buf) < sizeof(buf)); | |
159 | lf_putstr(file, buf); | |
160 | va_end(ap); | |
161 | } | |
162 | ||
163 | ||
164 | void | |
165 | lf_print_c_code(lf *file, char *code) | |
166 | { | |
167 | char *chp = code; | |
168 | int in_bit_field = 0; | |
169 | while (*chp != '\0') { | |
170 | if (*chp == '\t') | |
171 | chp++; | |
172 | if (*chp == '#') | |
173 | lf_indent_suppress(file); | |
174 | while (*chp != '\0' && *chp != '\n') { | |
175 | if (chp[0] == '{' && !isspace(chp[1])) { | |
176 | in_bit_field = 1; | |
177 | lf_putchr(file, '_'); | |
178 | } | |
179 | else if (in_bit_field && chp[0] == ':') { | |
180 | lf_putchr(file, '_'); | |
181 | } | |
182 | else if (in_bit_field && *chp == '}') { | |
183 | lf_putchr(file, '_'); | |
184 | in_bit_field = 0; | |
185 | } | |
186 | else { | |
187 | lf_putchr(file, *chp); | |
188 | } | |
189 | chp++; | |
190 | } | |
191 | if (in_bit_field) | |
192 | error("bit field paren miss match some where\n"); | |
193 | if (*chp == '\n') { | |
194 | lf_putchr(file, '\n'); | |
195 | chp++; | |
196 | } | |
197 | } | |
198 | lf_putchr(file, '\n'); | |
199 | } | |
200 | ||
201 | ||
202 | void | |
203 | lf_print_c_line_nr(lf *file, | |
204 | int line_nr, | |
205 | char *file_name) | |
206 | { | |
207 | if (file->number_lines) { | |
208 | lf_indent_suppress(file); | |
209 | lf_putstr(file, "#line "); | |
210 | lf_putint(file, line_nr); | |
211 | lf_putstr(file, " \""); | |
212 | lf_putstr(file, file_name); | |
213 | lf_putstr(file, "\"\n"); | |
214 | } | |
215 | } | |
216 | ||
217 | void | |
218 | lf_print_lf_c_line_nr(lf *file) | |
219 | { | |
220 | lf_print_c_line_nr(file, file->line_nr+2, file->file_name); | |
221 | /* line_nr == last_line, want to number from next */ | |
222 | } | |
223 | ||
224 | void | |
225 | lf_indent(lf *file, int delta) | |
226 | { | |
227 | file->indent += delta; | |
228 | } | |
229 | ||
230 | ||
231 | void | |
232 | lf_print_copyleft(lf *file) | |
233 | { | |
234 | lf_putstr(file, "\ | |
235 | /* This file is part of the program psim. | |
236 | ||
237 | Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> | |
238 | ||
239 | This program is free software; you can redistribute it and/or modify | |
240 | it under the terms of the GNU General Public License as published by | |
241 | the Free Software Foundation; either version 2 of the License, or | |
242 | (at your option) any later version. | |
243 | ||
244 | This program is distributed in the hope that it will be useful, | |
245 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
246 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
247 | GNU General Public License for more details. | |
248 | ||
249 | You should have received a copy of the GNU General Public License | |
250 | along with this program; if not, write to the Free Software | |
251 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
252 | ||
253 | -- | |
254 | ||
255 | This file was generated by the program gen */ | |
256 | "); | |
257 | } | |
258 | ||
259 | ||
260 | void | |
261 | lf_print_binary(lf *file, int decimal, int width) | |
262 | { | |
263 | int bit; | |
264 | ASSERT(width > 0); | |
265 | ||
266 | for (bit = 1 << (width-1); bit != 0; bit >>= 1) { | |
267 | if (decimal & bit) | |
268 | lf_putchr(file, '1'); | |
269 | else | |
270 | lf_putchr(file, '0'); | |
271 | } | |
272 | ||
273 | } |