Commit | Line | Data |
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c0bc4ef7 | 1 | /* |
30f48914 KB |
2 | * Copyright (c) 1985 Sun Microsystems, Inc. |
3 | * Copyright (c) 1980 The Regents of the University of California. | |
b0627149 KB |
4 | * Copyright (c) 1976 Board of Trustees of the University of Illinois. |
5 | * All rights reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms are permitted | |
b36fc510 KB |
8 | * provided that the above copyright notice and this paragraph are |
9 | * duplicated in all such forms and that any documentation, | |
10 | * advertising materials, and other materials related to such | |
11 | * distribution and use acknowledge that the software was developed | |
30f48914 KB |
12 | * by the University of California, Berkeley, the University of Illinois, |
13 | * Urbana, and Sun Microsystems, Inc. The name of either University | |
14 | * or Sun Microsystems may not be used to endorse or promote products | |
15 | * derived from this software without specific prior written permission. | |
b36fc510 KB |
16 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
17 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
18 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
c0bc4ef7 DF |
19 | */ |
20 | ||
21 | #ifndef lint | |
95891db1 | 22 | static char sccsid[] = "@(#)io.c 5.9 (Berkeley) %G%"; |
b0627149 | 23 | #endif /* not lint */ |
87ba9e01 | 24 | |
95891db1 | 25 | #include "indent_globs.h" |
30f48914 | 26 | #include <ctype.h> |
87ba9e01 KM |
27 | |
28 | ||
1009bf5e KM |
29 | int comment_open; |
30 | static paren_target; | |
87ba9e01 | 31 | |
1009bf5e KM |
32 | dump_line() |
33 | { /* dump_line is the routine that actually | |
30f48914 KB |
34 | * effects the printing of the new source. It |
35 | * prints the label section, followed by the | |
36 | * code section with the appropriate nesting | |
37 | * level, followed by any comments */ | |
1009bf5e KM |
38 | register int cur_col, |
39 | temp_col, | |
40 | target_col; | |
30f48914 | 41 | static not_first_line; |
87ba9e01 | 42 | |
1009bf5e | 43 | if (ps.procname[0]) { |
30f48914 KB |
44 | if (troff) { |
45 | if (comment_open) { | |
46 | comment_open = 0; | |
47 | fprintf(output, ".*/\n"); | |
48 | } | |
1009bf5e | 49 | fprintf(output, ".Pr \"%s\"\n", ps.procname); |
30f48914 | 50 | } |
1009bf5e KM |
51 | ps.ind_level = 0; |
52 | ps.procname[0] = 0; | |
53 | } | |
54 | if (s_code == e_code && s_lab == e_lab && s_com == e_com) { | |
30f48914 KB |
55 | if (suppress_blanklines > 0) |
56 | suppress_blanklines--; | |
87ba9e01 | 57 | else { |
30f48914 KB |
58 | ps.bl_line = true; |
59 | n_real_blanklines++; | |
87ba9e01 | 60 | } |
87ba9e01 | 61 | } |
1009bf5e KM |
62 | else if (!inhibit_formatting) { |
63 | suppress_blanklines = 0; | |
64 | ps.bl_line = false; | |
30f48914 | 65 | if (prefix_blankline_requested && not_first_line) |
1009bf5e KM |
66 | if (swallow_optional_blanklines) { |
67 | if (n_real_blanklines == 1) | |
68 | n_real_blanklines = 0; | |
69 | } | |
70 | else { | |
71 | if (n_real_blanklines == 0) | |
72 | n_real_blanklines = 1; | |
73 | } | |
74 | while (--n_real_blanklines >= 0) | |
75 | putc('\n', output); | |
76 | n_real_blanklines = 0; | |
77 | if (ps.ind_level == 0) | |
78 | ps.ind_stmt = 0; /* this is a class A kludge. dont do | |
30f48914 KB |
79 | * additional statement indentation if we are |
80 | * at bracket level 0 */ | |
1009bf5e KM |
81 | |
82 | if (e_lab != s_lab || e_code != s_code) | |
83 | ++code_lines; /* keep count of lines with code */ | |
84 | ||
85 | ||
86 | if (e_lab != s_lab) { /* print lab, if any */ | |
87 | if (comment_open) { | |
88 | comment_open = 0; | |
89 | fprintf(output, ".*/\n"); | |
90 | } | |
91 | while (e_lab > s_lab && (e_lab[-1] == ' ' || e_lab[-1] == '\t')) | |
92 | e_lab--; | |
93 | cur_col = pad_output(1, compute_label_target()); | |
94 | fprintf(output, "%.*s", e_lab - s_lab, s_lab); | |
95 | cur_col = count_spaces(cur_col, s_lab); | |
87ba9e01 | 96 | } |
1009bf5e KM |
97 | else |
98 | cur_col = 1; /* there is no label section */ | |
99 | ||
100 | ps.pcase = false; | |
101 | ||
102 | if (s_code != e_code) { /* print code section, if any */ | |
103 | register char *p; | |
104 | ||
105 | if (comment_open) { | |
106 | comment_open = 0; | |
107 | fprintf(output, ".*/\n"); | |
108 | } | |
109 | target_col = compute_code_target(); | |
110 | { | |
111 | register i; | |
112 | ||
113 | for (i = 0; i < ps.p_l_follow; i++) | |
114 | if (ps.paren_indents[i] >= 0) | |
115 | ps.paren_indents[i] = -(ps.paren_indents[i] + target_col); | |
116 | } | |
117 | cur_col = pad_output(cur_col, target_col); | |
118 | for (p = s_code; p < e_code; p++) | |
30f48914 | 119 | if (*p == (char) 0200) |
1009bf5e KM |
120 | fprintf(output, "%d", target_col * 7); |
121 | else | |
122 | putc(*p, output); | |
123 | cur_col = count_spaces(cur_col, s_code); | |
124 | } | |
125 | if (s_com != e_com) | |
126 | if (troff) { | |
30f48914 | 127 | int all_here = 0; |
1009bf5e KM |
128 | register char *p; |
129 | ||
130 | if (e_com[-1] == '/' && e_com[-2] == '*') | |
30f48914 | 131 | e_com -= 2, all_here++; |
1009bf5e KM |
132 | while (e_com > s_com && e_com[-1] == ' ') |
133 | e_com--; | |
134 | *e_com = 0; | |
135 | p = s_com; | |
136 | while (*p == ' ') | |
137 | p++; | |
138 | if (p[0] == '/' && p[1] == '*') | |
30f48914 | 139 | p += 2, all_here++; |
1009bf5e KM |
140 | else if (p[0] == '*') |
141 | p += p[1] == '/' ? 2 : 1; | |
142 | while (*p == ' ') | |
143 | p++; | |
144 | if (*p == 0) | |
145 | goto inhibit_newline; | |
30f48914 KB |
146 | if (comment_open < 2 && ps.box_com) { |
147 | comment_open = 0; | |
148 | fprintf(output, ".*/\n"); | |
149 | } | |
150 | if (comment_open == 0) { | |
1009bf5e KM |
151 | if ('a' <= *p && *p <= 'z') |
152 | *p = *p + 'A' - 'a'; | |
30f48914 KB |
153 | if (e_com - p < 50 && all_here == 2) { |
154 | register char *follow = p; | |
155 | fprintf(output, "\n.nr C! \\w\1"); | |
156 | while (follow < e_com) { | |
157 | switch (*follow) { | |
158 | case '\n': | |
159 | putc(' ', output); | |
160 | case 1: | |
161 | break; | |
162 | case '\\': | |
163 | putc('\\', output); | |
164 | default: | |
165 | putc(*follow, output); | |
166 | } | |
167 | follow++; | |
168 | } | |
169 | putc(1, output); | |
1009bf5e | 170 | } |
30f48914 KB |
171 | fprintf(output, "\n./* %dp %d %dp\n", |
172 | ps.com_col * 7, | |
173 | (s_code != e_code || s_lab != e_lab) - ps.box_com, | |
174 | target_col * 7); | |
1009bf5e | 175 | } |
30f48914 | 176 | comment_open = 1 + ps.box_com; |
1009bf5e KM |
177 | while (*p) { |
178 | if (*p == BACKSLASH) | |
179 | putc(BACKSLASH, output); | |
180 | putc(*p++, output); | |
181 | } | |
182 | } | |
183 | else { /* print comment, if any */ | |
184 | register target = ps.com_col; | |
185 | register char *com_st = s_com; | |
186 | ||
187 | target += ps.comment_delta; | |
30f48914 KB |
188 | while (*com_st == '\t') |
189 | com_st++, target += 8; /* ? */ | |
1009bf5e | 190 | while (target <= 0) |
30f48914 KB |
191 | if (*com_st == ' ') |
192 | target++, com_st++; | |
193 | else if (*com_st == '\t') | |
194 | target = ((target - 1) & ~7) + 9, com_st++; | |
1009bf5e KM |
195 | else |
196 | target = 1; | |
30f48914 KB |
197 | if (cur_col > target) { /* if comment cant fit on this line, |
198 | * put it on next line */ | |
1009bf5e KM |
199 | putc('\n', output); |
200 | cur_col = 1; | |
201 | ++ps.out_lines; | |
202 | } | |
30f48914 KB |
203 | while (e_com > com_st && isspace(e_com[-1])) |
204 | e_com--; | |
1009bf5e KM |
205 | cur_col = pad_output(cur_col, target); |
206 | if (!ps.box_com) { | |
30f48914 KB |
207 | if (star_comment_cont && (com_st[1] != '*' || e_com <= com_st + 1)) |
208 | if (com_st[1] == ' ' && com_st[0] == ' ' && e_com > com_st + 1) | |
1009bf5e KM |
209 | com_st[1] = '*'; |
210 | else | |
211 | fwrite(" * ", com_st[0] == '\t' ? 2 : com_st[0] == '*' ? 1 : 3, 1, output); | |
212 | } | |
213 | fwrite(com_st, e_com - com_st, 1, output); | |
214 | ps.comment_delta = ps.n_comment_delta; | |
215 | cur_col = count_spaces(cur_col, com_st); | |
216 | ++ps.com_lines; /* count lines with comments */ | |
217 | } | |
218 | if (ps.use_ff) | |
219 | putc('\014', output); | |
220 | else | |
221 | putc('\n', output); | |
222 | inhibit_newline: | |
223 | ++ps.out_lines; | |
224 | if (ps.just_saw_decl == 1 && blanklines_after_declarations) { | |
225 | prefix_blankline_requested = 1; | |
226 | ps.just_saw_decl = 0; | |
227 | } | |
228 | else | |
229 | prefix_blankline_requested = postfix_blankline_requested; | |
230 | postfix_blankline_requested = 0; | |
87ba9e01 | 231 | } |
1009bf5e | 232 | ps.decl_on_line = ps.in_decl; /* if we are in the middle of a |
30f48914 KB |
233 | * declaration, remember that fact for |
234 | * proper comment indentation */ | |
1009bf5e KM |
235 | ps.ind_stmt = ps.in_stmt & ~ps.in_decl; /* next line should be |
236 | * indented if we have not | |
30f48914 KB |
237 | * completed this stmt and if |
238 | * we are not in the middle of | |
239 | * a declaration */ | |
1009bf5e KM |
240 | ps.use_ff = false; |
241 | ps.dumped_decl_indent = 0; | |
242 | *(e_lab = s_lab) = '\0'; /* reset buffers */ | |
87ba9e01 KM |
243 | *(e_code = s_code) = '\0'; |
244 | *(e_com = s_com) = '\0'; | |
1009bf5e KM |
245 | ps.ind_level = ps.i_l_follow; |
246 | ps.paren_level = ps.p_l_follow; | |
247 | paren_target = -ps.paren_indents[ps.paren_level - 1]; | |
30f48914 | 248 | not_first_line = 1; |
87ba9e01 KM |
249 | return; |
250 | }; | |
87ba9e01 | 251 | |
30f48914 KB |
252 | compute_code_target() |
253 | { | |
1009bf5e | 254 | register target_col = ps.ind_size * ps.ind_level + 1; |
87ba9e01 | 255 | |
1009bf5e KM |
256 | if (ps.paren_level) |
257 | if (!lineup_to_parens) | |
258 | target_col += continuation_indent * ps.paren_level; | |
259 | else { | |
260 | register w; | |
261 | register t = paren_target; | |
262 | ||
263 | if ((w = count_spaces(t, s_code) - max_col) > 0 | |
30f48914 | 264 | && count_spaces(target_col, s_code) <= max_col) { |
1009bf5e KM |
265 | t -= w + 1; |
266 | if (t > target_col) | |
267 | target_col = t; | |
268 | } | |
269 | else | |
270 | target_col = t; | |
271 | } | |
272 | else if (ps.ind_stmt) | |
273 | target_col += continuation_indent; | |
274 | return target_col; | |
275 | } | |
87ba9e01 | 276 | |
1009bf5e KM |
277 | compute_label_target() |
278 | { | |
279 | return | |
30f48914 | 280 | ps.pcase ? (int) (case_ind * ps.ind_size) + 1 |
1009bf5e | 281 | : *s_lab == '#' ? 1 |
30f48914 | 282 | : ps.ind_size * (ps.ind_level - label_offset) + 1; |
1009bf5e | 283 | } |
87ba9e01 | 284 | |
87ba9e01 | 285 | |
1009bf5e | 286 | /* |
30f48914 KB |
287 | * Copyright (C) 1976 by the Board of Trustees of the University of Illinois |
288 | * | |
289 | * All rights reserved | |
290 | * | |
291 | * | |
292 | * NAME: fill_buffer | |
293 | * | |
294 | * FUNCTION: Reads one block of input into input_buffer | |
295 | * | |
296 | * HISTORY: initial coding November 1976 D A Willcox of CAC 1/7/77 A | |
297 | * Willcox of CAC Added check for switch back to partly full input | |
298 | * buffer from temporary buffer | |
299 | * | |
1009bf5e KM |
300 | */\f |
301 | int | |
302 | fill_buffer() | |
303 | { /* this routine reads stuff from the input */ | |
304 | int count; | |
305 | register char *p; | |
306 | register int i; | |
307 | register FILE *f = input; | |
308 | ||
30f48914 | 309 | if (bp_save != 0) { /* there is a partly filled input buffer left */ |
1009bf5e | 310 | buf_ptr = bp_save; /* dont read anything, just switch buffers */ |
87ba9e01 KM |
311 | buf_end = be_save; |
312 | bp_save = be_save = 0; | |
313 | if (buf_ptr < buf_end) | |
30f48914 KB |
314 | return; /* only return if there is really something in |
315 | * this buffer */ | |
87ba9e01 | 316 | } |
1009bf5e KM |
317 | p = in_buffer; |
318 | buf_ptr = p; | |
319 | while ((*p++ = i = getc(f)) != EOF && i != '\n'); | |
320 | if (i == EOF) { | |
321 | p[-1] = ' '; | |
322 | *p++ = '\n'; | |
87ba9e01 | 323 | had_eof = true; |
87ba9e01 | 324 | } |
1009bf5e KM |
325 | buf_end = p; |
326 | if (p[-2] == '/' && p[-3] == '*') { | |
327 | if (in_buffer[3] == 'I' && strncmp(in_buffer, "/**INDENT**", 11) == 0) | |
328 | fill_buffer(); /* flush indent error message */ | |
329 | else { | |
330 | int com = 0; | |
331 | ||
332 | p = in_buffer; | |
333 | while (*p == ' ' || *p == '\t') | |
334 | p++; | |
335 | if (*p == '/' && p[1] == '*') { | |
336 | p += 2; | |
337 | while (*p == ' ' || *p == '\t') | |
338 | p++; | |
339 | if (p[0] == 'I' && p[1] == 'N' && p[2] == 'D' && p[3] == 'E' | |
30f48914 | 340 | && p[4] == 'N' && p[5] == 'T') { |
1009bf5e KM |
341 | p += 6; |
342 | while (*p == ' ' || *p == '\t') | |
343 | p++; | |
344 | if (*p == '*') | |
345 | com = 1; | |
346 | else if (*p == 'O') | |
347 | if (*++p == 'N') | |
348 | p++, com = 1; | |
349 | else if (*p == 'F' && *++p == 'F') | |
350 | p++, com = 2; | |
351 | while (*p == ' ' || *p == '\t') | |
352 | p++; | |
353 | if (p[0] == '*' && p[1] == '/' && p[2] == '\n' && com) { | |
354 | if (s_com != e_com || s_lab != e_lab || s_code != e_code) | |
355 | dump_line(); | |
356 | if (!(inhibit_formatting = com - 1)) { | |
357 | n_real_blanklines = 0; | |
358 | postfix_blankline_requested = 0; | |
359 | prefix_blankline_requested = 0; | |
360 | suppress_blanklines = 1; | |
361 | } | |
362 | } | |
363 | } | |
364 | } | |
365 | } | |
366 | } | |
367 | if (inhibit_formatting) { | |
368 | p = in_buffer; | |
369 | do | |
370 | putc(*p, output); | |
371 | while (*p++ != '\n'); | |
372 | } | |
87ba9e01 KM |
373 | return; |
374 | }; | |
87ba9e01 | 375 | |
1009bf5e | 376 | /* |
30f48914 KB |
377 | * Copyright (C) 1976 by the Board of Trustees of the University of Illinois |
378 | * | |
379 | * All rights reserved | |
380 | * | |
381 | * | |
382 | * NAME: pad_output | |
383 | * | |
384 | * FUNCTION: Writes tabs and spaces to move the current column up to the desired | |
385 | * position. | |
386 | * | |
387 | * ALGORITHM: Put tabs and/or blanks into pobuf, then write pobuf. | |
388 | * | |
1009bf5e | 389 | * PARAMETERS: current integer The current column target |
30f48914 KB |
390 | * nteger The desired column |
391 | * | |
392 | * RETURNS: Integer value of the new column. (If current >= target, no action is | |
393 | * taken, and current is returned. | |
394 | * | |
395 | * GLOBALS: None | |
396 | * | |
397 | * CALLS: write (sys) | |
398 | * | |
399 | * CALLED BY: dump_line | |
400 | * | |
401 | * HISTORY: initial coding November 1976 D A Willcox of CAC | |
402 | * | |
1009bf5e | 403 | */\f |
30f48914 KB |
404 | pad_output(current, target) /* writes tabs and blanks (if necessary) to |
405 | * get the current output position up to the | |
406 | * target column */ | |
1009bf5e KM |
407 | int current; /* the current column value */ |
408 | int target; /* position we want it at */ | |
87ba9e01 | 409 | { |
1009bf5e | 410 | register int curr; /* internal column pointer */ |
87ba9e01 KM |
411 | register int tcur; |
412 | ||
1009bf5e KM |
413 | if (troff) |
414 | fprintf(output, "\\h'|%dp'", (target - 1) * 7); | |
415 | else { | |
416 | if (current >= target) | |
417 | return (current); /* line is already long enough */ | |
418 | curr = current; | |
419 | while ((tcur = ((curr - 1) & tabmask) + tabsize + 1) <= target) { | |
420 | putc('\t', output); | |
87ba9e01 KM |
421 | curr = tcur; |
422 | } | |
1009bf5e KM |
423 | while (curr++ < target) |
424 | putc(' ', output); /* pad with final blanks */ | |
87ba9e01 | 425 | } |
87ba9e01 KM |
426 | return (target); |
427 | }; | |
87ba9e01 | 428 | |
1009bf5e | 429 | /* |
30f48914 KB |
430 | * Copyright (C) 1976 by the Board of Trustees of the University of Illinois |
431 | * | |
432 | * All rights reserved | |
433 | * | |
434 | * | |
435 | * NAME: count_spaces | |
436 | * | |
1009bf5e | 437 | * FUNCTION: Find out where printing of a given string will leave the current |
30f48914 KB |
438 | * character position on output. |
439 | * | |
1009bf5e | 440 | * ALGORITHM: Run thru input string and add appropriate values to current |
30f48914 KB |
441 | * position. |
442 | * | |
443 | * RETURNS: Integer value of position after printing "buffer" starting in column | |
444 | * "current". | |
445 | * | |
446 | * HISTORY: initial coding November 1976 D A Willcox of CAC | |
447 | * | |
1009bf5e KM |
448 | */\f |
449 | int | |
450 | count_spaces(current, buffer) | |
1009bf5e KM |
451 | /* |
452 | * this routine figures out where the character position will be after | |
30f48914 | 453 | * printing the text in buffer starting at column "current" |
1009bf5e KM |
454 | */ |
455 | int current; | |
456 | char *buffer; | |
87ba9e01 | 457 | { |
1009bf5e KM |
458 | register char *buf; /* used to look thru buffer */ |
459 | register int cur; /* current character counter */ | |
87ba9e01 KM |
460 | |
461 | cur = current; | |
462 | ||
463 | for (buf = buffer; *buf != '\0'; ++buf) { | |
464 | switch (*buf) { | |
465 | ||
30f48914 KB |
466 | case '\n': |
467 | case 014: /* form feed */ | |
468 | cur = 1; | |
469 | break; | |
87ba9e01 | 470 | |
30f48914 KB |
471 | case '\t': |
472 | cur = ((cur - 1) & tabmask) + tabsize + 1; | |
473 | break; | |
87ba9e01 | 474 | |
30f48914 KB |
475 | case '\b': /* this is a backspace */ |
476 | --cur; | |
477 | break; | |
87ba9e01 | 478 | |
30f48914 KB |
479 | default: |
480 | ++cur; | |
481 | break; | |
1009bf5e KM |
482 | } /* end of switch */ |
483 | } /* end of for loop */ | |
87ba9e01 KM |
484 | return (cur); |
485 | }; | |
87ba9e01 | 486 | |
95891db1 | 487 | int found_err; |
1009bf5e | 488 | diag(level, msg, a, b) |
87ba9e01 | 489 | { |
95891db1 KB |
490 | if (level) |
491 | found_err = 1; | |
1009bf5e KM |
492 | if (output == stdout) { |
493 | fprintf(stdout, "/**INDENT** %s@%d: ", level == 0 ? "Warning" : "Error", line_no); | |
494 | fprintf(stdout, msg, a, b); | |
495 | fprintf(stdout, " */\n"); | |
87ba9e01 | 496 | } |
1009bf5e KM |
497 | else { |
498 | fprintf(stderr, "%s@%d: ", level == 0 ? "Warning" : "Error", line_no); | |
499 | fprintf(stderr, msg, a, b); | |
500 | fprintf(stderr, "\n"); | |
87ba9e01 | 501 | } |
87ba9e01 | 502 | } |
30f48914 KB |
503 | |
504 | writefdef(f, nm) | |
505 | register struct fstate *f; | |
506 | { | |
507 | fprintf(output, ".ds f%c %s\n.nr s%c %d\n", | |
508 | nm, f->font, nm, f->size); | |
509 | } | |
510 | ||
511 | char * | |
512 | chfont(of, nf, s) | |
513 | register struct fstate *of, | |
514 | *nf; | |
515 | char *s; | |
516 | { | |
517 | if (of->font[0] != nf->font[0] | |
518 | || of->font[1] != nf->font[1]) { | |
519 | *s++ = '\\'; | |
520 | *s++ = 'f'; | |
521 | if (nf->font[1]) { | |
522 | *s++ = '('; | |
523 | *s++ = nf->font[0]; | |
524 | *s++ = nf->font[1]; | |
525 | } | |
526 | else | |
527 | *s++ = nf->font[0]; | |
528 | } | |
529 | if (nf->size != of->size) { | |
530 | *s++ = '\\'; | |
531 | *s++ = 's'; | |
532 | if (nf->size < of->size) { | |
533 | *s++ = '-'; | |
534 | *s++ = '0' + of->size - nf->size; | |
535 | } | |
536 | else { | |
537 | *s++ = '+'; | |
538 | *s++ = '0' + nf->size - of->size; | |
539 | } | |
540 | } | |
541 | return s; | |
542 | } | |
543 | ||
544 | ||
545 | setfont(f) | |
546 | register struct fstate *f; | |
547 | { | |
548 | if (f->font[0] != ps.cfont.font[0] | |
549 | || f->font[1] != ps.cfont.font[1]) | |
550 | fprintf(output, f->font[1] ? "\\f(%s" : "\\f%s", f->font); | |
551 | if (f->size != ps.cfont.size) | |
552 | fprintf(output, "\\s%d", f->size); | |
553 | ps.cfont = *f; | |
554 | } | |
555 | ||
556 | parsefont(f, s0) | |
557 | register struct fstate *f; | |
558 | char *s0; | |
559 | { | |
560 | register char *s = s0; | |
561 | int sizedelta = 0; | |
562 | bzero(f, sizeof *f); | |
563 | while (*s) { | |
564 | if (isdigit(*s)) | |
565 | f->size = f->size * 10 + *s - '0'; | |
566 | else if (isupper(*s)) | |
567 | if (f->font[0]) | |
568 | f->font[1] = *s; | |
569 | else | |
570 | f->font[0] = *s; | |
571 | else if (*s == 'c') | |
572 | f->allcaps = 1; | |
573 | else if (*s == '+') | |
574 | sizedelta++; | |
575 | else if (*s == '-') | |
576 | sizedelta--; | |
577 | else { | |
578 | fprintf(stderr, "indent: bad font specification: %s\n", s0); | |
579 | exit(1); | |
580 | } | |
581 | s++; | |
582 | } | |
583 | if (f->font[0] == 0) | |
584 | f->font[0] = 'R'; | |
585 | if (bodyf.size == 0) | |
586 | bodyf.size = 11; | |
587 | if (f->size == 0) | |
588 | f->size = bodyf.size + sizedelta; | |
589 | else if (sizedelta > 0) | |
590 | f->size += bodyf.size; | |
591 | else | |
592 | f->size = bodyf.size - f->size; | |
593 | } |