/[CvsGraph]/cvsgraph/readconf.c
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Revision 1.24.4.1 - (hide annotations)
Mon Nov 13 20:42:23 2006 UTC (10 years, 11 months ago) by bertho
Branch: automake-dev1
Changes since 1.24: +18 -18 lines
File MIME type: text/plain
Changes to use automake
1 bertho 1.1 /*
2     * CvsGraph graphical representation generator of brances and revisions
3     * of a file in cvs/rcs.
4     *
5 bertho 1.3 * Copyright (C) 2001,2002 B. Stultiens
6 bertho 1.1 *
7     * This program is free software; you can redistribute it and/or modify
8     * it under the terms of the GNU General Public License as published by
9     * the Free Software Foundation; either version 2 of the License, or
10     * (at your option) any later version.
11     *
12     * This program is distributed in the hope that it will be useful,
13     * but WITHOUT ANY WARRANTY; without even the implied warranty of
14     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15     * GNU General Public License for more details.
16     *
17     * You should have received a copy of the GNU General Public License
18     * along with this program; if not, write to the Free Software
19     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20     */
21    
22     /*#define DEBUG 1*/
23    
24     #include <stdio.h>
25     #include <stdlib.h>
26     #include <string.h>
27     #include <ctype.h>
28     #include <assert.h>
29    
30     #include <gd.h>
31     #include <gdfontt.h>
32     #include <gdfonts.h>
33     #include <gdfontmb.h>
34     #include <gdfontl.h>
35     #include <gdfontg.h>
36    
37     #include "utils.h"
38     #include "cvsgraph.h"
39     #include "readconf.h"
40    
41     int line_number;
42    
43     typedef struct
44     {
45 bertho 1.21 const char *keyword;
46     int type;
47 bertho 1.1 union {
48     void *v; /* join of other values */
49     int *i;
50     font_t *f;
51     char **s;
52     color_t *c;
53 bertho 1.2 double *d;
54 bertho 1.23 stringlist_t *sl;
55 bertho 1.24 condstring_t *cs;
56 bertho 1.23 colorlist_t *cl;
57 bertho 1.24.4.1 int val;
58 bertho 1.1 } confref;
59     } keyword_t;
60    
61     typedef union {
62     keyword_t *kw;
63     int i;
64 bertho 1.2 double d;
65 bertho 1.1 char *str;
66     } YYSTYPE;
67    
68     static YYSTYPE yylval;
69    
70     static int nstacked_opts;
71     static char **stacked_opts;
72    
73     static keyword_t keywords[] = {
74     { "branch_bgcolor", TYPE_COLOR, { &conf.branch_bgcolor } },
75     { "branch_bspace", TYPE_NUMBER, { &conf.branch_bspace } },
76     { "branch_color", TYPE_COLOR, { &conf.branch_color } },
77 bertho 1.2 { "branch_font", TYPE_FONT, { &conf.branch_font.gdfont } },
78     { "branch_ttfont", TYPE_STRING, { &conf.branch_font.ttfont } },
79     { "branch_ttsize", TYPE_DOUBLE, { &conf.branch_font.ttsize } },
80     { "branch_tag_color", TYPE_COLOR, { &conf.branch_tag_color } },
81     { "branch_tag_font", TYPE_FONT, { &conf.branch_tag_font.gdfont } },
82     { "branch_tag_ttfont", TYPE_STRING, { &conf.branch_tag_font.ttfont } },
83     { "branch_tag_ttsize", TYPE_DOUBLE, { &conf.branch_tag_font.ttsize } },
84 bertho 1.1 { "branch_lspace", TYPE_NUMBER, { &conf.branch_lspace } },
85     { "branch_rspace", TYPE_NUMBER, { &conf.branch_rspace } },
86     { "branch_tspace", TYPE_NUMBER, { &conf.branch_tspace } },
87     { "branch_connect", TYPE_NUMBER, { &conf.branch_connect } },
88     { "branch_margin", TYPE_NUMBER, { &conf.branch_margin } },
89     { "branch_dupbox", TYPE_BOOLEAN, { &conf.branch_dupbox } },
90 bertho 1.10 { "branch_fold", TYPE_BOOLEAN, { &conf.branch_fold } },
91 bertho 1.11 { "branch_foldall", TYPE_BOOLEAN, { &conf.branch_foldall } },
92 bertho 1.18 { "branch_resort", TYPE_BOOLEAN, { &conf.branch_resort } },
93 bertho 1.16 { "branch_subtree", TYPE_STRING, { &conf.branch_subtree } },
94 bertho 1.1 { "upside_down", TYPE_BOOLEAN, { &conf.upside_down } },
95 bertho 1.5 { "left_right", TYPE_BOOLEAN, { &conf.left_right } },
96 bertho 1.2 { "auto_stretch", TYPE_BOOLEAN, { &conf.auto_stretch } },
97 bertho 1.1 { "color_bg", TYPE_COLOR, { &conf.color_bg } },
98 bertho 1.2 { "transparent_bg", TYPE_BOOLEAN, { &conf.transparent_bg } },
99 bertho 1.1 { "cvsmodule", TYPE_STRING, { &conf.cvsmodule } },
100     { "cvsroot", TYPE_STRING, { &conf.cvsroot } },
101     { "date_format", TYPE_STRING, { &conf.date_format } },
102     { "box_shadow", TYPE_BOOLEAN, { &conf.box_shadow } },
103     { "strip_untagged", TYPE_BOOLEAN, { &conf.strip_untagged } },
104     { "strip_first_rev", TYPE_BOOLEAN, { &conf.strip_first_rev } },
105 bertho 1.2 { "anti_alias", TYPE_BOOLEAN, { &conf.anti_alias } },
106     { "use_ttf", TYPE_BOOLEAN, { &conf.use_ttf } },
107 bertho 1.4 { "parse_logs", TYPE_BOOLEAN, { &conf.parse_logs } },
108 bertho 1.8 { "html_level", TYPE_NUMBER, { &conf.html_level } },
109 bertho 1.3 { "thick_lines", TYPE_NUMBER, { &conf.thick_lines } },
110 bertho 1.16 { "msg_color", TYPE_COLOR, { &conf.msg_color } },
111     { "msg_font", TYPE_FONT, { &conf.msg_font.gdfont } },
112     { "msg_ttfont", TYPE_STRING, { &conf.msg_font.ttfont } },
113     { "msg_ttsize", TYPE_DOUBLE, { &conf.msg_font.ttsize } },
114 bertho 1.17 { "rev_hidenumber", TYPE_BOOLEAN, { &conf.rev_hidenumber } },
115 bertho 1.1 { "rev_color", TYPE_COLOR, { &conf.rev_color } },
116     { "rev_bgcolor", TYPE_COLOR, { &conf.rev_bgcolor } },
117 bertho 1.2 { "rev_font", TYPE_FONT, { &conf.rev_font.gdfont } },
118     { "rev_ttfont", TYPE_STRING, { &conf.rev_font.ttfont } },
119     { "rev_ttsize", TYPE_DOUBLE, { &conf.rev_font.ttsize } },
120 bertho 1.1 { "rev_separator", TYPE_NUMBER, { &conf.rev_separator } },
121     { "rev_minline", TYPE_NUMBER, { &conf.rev_minline } },
122     { "rev_maxline", TYPE_NUMBER, { &conf.rev_maxline } },
123     { "rev_lspace", TYPE_NUMBER, { &conf.rev_lspace } },
124     { "rev_rspace", TYPE_NUMBER, { &conf.rev_rspace } },
125     { "rev_tspace", TYPE_NUMBER, { &conf.rev_tspace } },
126     { "rev_bspace", TYPE_NUMBER, { &conf.rev_bspace } },
127 bertho 1.24 { "rev_text", TYPE_CSTRING, { &conf.rev_text } },
128     { "rev_idtext", TYPE_CSTRING, { &conf.rev_idtext } },
129 bertho 1.1 { "rev_text_color", TYPE_COLOR, { &conf.rev_text_color } },
130 bertho 1.2 { "rev_text_font", TYPE_FONT, { &conf.rev_text_font.gdfont } },
131     { "rev_text_ttfont", TYPE_STRING, { &conf.rev_text_font.ttfont } },
132     { "rev_text_ttsize", TYPE_DOUBLE, { &conf.rev_text_font.ttsize } },
133 bertho 1.6 { "rev_maxtags", TYPE_NUMBER, { &conf.rev_maxtags } },
134 bertho 1.23 { "merge_color", TYPE_COLORLIST, { &conf.merge_color } },
135     { "merge_from", TYPE_STRINGLIST, { &conf.merge_from } },
136     { "merge_to", TYPE_STRINGLIST, { &conf.merge_to } },
137 bertho 1.17 { "merge_findall", TYPE_BOOLEAN, { &conf.merge_findall } },
138 bertho 1.9 { "merge_front", TYPE_BOOLEAN, { &conf.merge_front } },
139     { "merge_nocase", TYPE_BOOLEAN, { &conf.merge_nocase } },
140 bertho 1.12 { "merge_arrows", TYPE_BOOLEAN, { &conf.merge_arrows } },
141 bertho 1.19 { "merge_cvsnt", TYPE_BOOLEAN, { &conf.merge_cvsnt } },
142     { "merge_cvsnt_color", TYPE_COLOR, { &conf.merge_cvsnt_color } },
143 bertho 1.12 { "arrow_width", TYPE_NUMBER, { &conf.arrow_width } },
144     { "arrow_length", TYPE_NUMBER, { &conf.arrow_length } },
145 bertho 1.1 { "tag_color", TYPE_COLOR, { &conf.tag_color } },
146 bertho 1.2 { "tag_font", TYPE_FONT, { &conf.tag_font.gdfont } },
147     { "tag_ttfont", TYPE_STRING, { &conf.tag_font.ttfont } },
148     { "tag_ttsize", TYPE_DOUBLE, { &conf.tag_font.ttsize } },
149 bertho 1.14 { "tag_ignore", TYPE_STRING, { &conf.tag_ignore } },
150 bertho 1.17 { "tag_ignore_merge", TYPE_BOOLEAN, { &conf.tag_ignore_merge } },
151 bertho 1.14 { "tag_nocase", TYPE_BOOLEAN, { &conf.tag_nocase } },
152 bertho 1.15 { "tag_negate", TYPE_BOOLEAN, { &conf.tag_negate } },
153 bertho 1.1 { "title", TYPE_STRING, { &conf.title } },
154     { "title_x", TYPE_NUMBER, { &conf.title_x } },
155     { "title_y", TYPE_NUMBER, { &conf.title_y } },
156 bertho 1.2 { "title_font", TYPE_FONT, { &conf.title_font.gdfont } },
157     { "title_ttfont", TYPE_STRING, { &conf.title_font.ttfont } },
158     { "title_ttsize", TYPE_DOUBLE, { &conf.title_font.ttsize } },
159 bertho 1.1 { "title_align", TYPE_NUMBER, { &conf.title_align } },
160     { "title_color", TYPE_COLOR, { &conf.title_color } },
161     { "margin_top", TYPE_NUMBER, { &conf.margin_top } },
162     { "margin_bottom", TYPE_NUMBER, { &conf.margin_bottom } },
163     { "margin_left", TYPE_NUMBER, { &conf.margin_left } },
164     { "margin_right", TYPE_NUMBER, { &conf.margin_right } },
165     { "image_type", TYPE_NUMBER, { &conf.image_type } },
166     { "image_quality", TYPE_NUMBER, { &conf.image_quality } },
167 bertho 1.20 { "image_compress", TYPE_NUMBER, { &conf.image_compress } },
168     { "image_interlace", TYPE_BOOLEAN, { &conf.image_interlace } },
169 bertho 1.1 { "map_name", TYPE_STRING, { &conf.map_name } },
170     { "map_branch_href", TYPE_STRING, { &conf.map_branch_href } },
171     { "map_branch_alt", TYPE_STRING, { &conf.map_branch_alt } },
172     { "map_rev_href", TYPE_STRING, { &conf.map_rev_href } },
173     { "map_rev_alt", TYPE_STRING, { &conf.map_rev_alt } },
174     { "map_diff_href", TYPE_STRING, { &conf.map_diff_href } },
175     { "map_diff_alt", TYPE_STRING, { &conf.map_diff_alt } },
176 bertho 1.16 { "map_merge_href", TYPE_STRING, { &conf.map_merge_href } },
177     { "map_merge_alt", TYPE_STRING, { &conf.map_merge_alt } },
178 bertho 1.24.4.1 { "jpeg", TYPE_VALUE, { val: IMAGE_JPEG } },
179     { "png", TYPE_VALUE, { val: IMAGE_PNG } },
180     { "gif", TYPE_VALUE, { val: IMAGE_GIF } },
181     { "true", TYPE_VALUE, { val: 1 } },
182     { "false", TYPE_VALUE, { val: 0 } },
183     { "not", TYPE_VALUE, { val: -1 } },
184     { "left", TYPE_VALUE, { val: 0 } },
185     { "center", TYPE_VALUE, { val: 1 } },
186     { "right", TYPE_VALUE, { val: 2 } },
187     { "tiny", TYPE_VALUE, { val: 0 } },
188     { "small", TYPE_VALUE, { val: 1 } },
189     { "medium", TYPE_VALUE, { val: 2 } },
190     { "large", TYPE_VALUE, { val: 3 } },
191     { "giant", TYPE_VALUE, { val: 4 } },
192     { "HTML3", TYPE_VALUE, { val: 1 } },
193     { "HTML4", TYPE_VALUE, { val: 2 } },
194     { "XHTML", TYPE_VALUE, { val: 3 } },
195 bertho 1.1 };
196    
197     #define NKEYWORDS (sizeof(keywords) / sizeof(keywords[0]))
198    
199     static int cmp_kw(const void *k1, const void *k2)
200     {
201     return strcmp(((keyword_t *)k1)->keyword, ((keyword_t *)k2)->keyword);
202     }
203    
204     /*
205     **************************************************************************
206     * Debug routines
207     **************************************************************************
208     */
209     #ifdef DEBUG
210     #define DEBUGSTREAM stdout
211     static void debug_pname(const char *n)
212     {
213     fprintf(DEBUGSTREAM, "%-16s: ", n);
214     }
215    
216     static void debug_pstring(const char *n, const char *a)
217     {
218     debug_pname(n);
219     if(!a)
220     fprintf(DEBUGSTREAM, "<not-set>\n");
221     else
222     {
223     fputc('\'', DEBUGSTREAM);
224     for(; *a; a++)
225     {
226     if(isprint(*a))
227     fputc(*a, DEBUGSTREAM);
228     else
229     {
230     fputc('\\', DEBUGSTREAM);
231     switch(*a)
232     {
233     case '\a': fputc('a', DEBUGSTREAM); break;
234     case '\b': fputc('b', DEBUGSTREAM); break;
235     case '\f': fputc('f', DEBUGSTREAM); break;
236     case '\n': fputc('n', DEBUGSTREAM); break;
237     case '\r': fputc('r', DEBUGSTREAM); break;
238     case '\t': fputc('t', DEBUGSTREAM); break;
239     case '\v': fputc('v', DEBUGSTREAM); break;
240     default:
241     fprintf(DEBUGSTREAM, "x%02x", (unsigned char)*a);
242     }
243     }
244     }
245     fprintf(DEBUGSTREAM, "'\n");
246     }
247     }
248    
249     static void debug_pbool(const char *n, int b)
250     {
251     debug_pname(n);
252     fprintf(DEBUGSTREAM, "%s\n", b ? "true" : "false");
253     }
254    
255     static void debug_pint(const char *n, int i)
256     {
257     debug_pname(n);
258     fprintf(DEBUGSTREAM, "%i\n", i);
259     }
260    
261 bertho 1.2 static void debug_pdouble(const char *n, double d)
262     {
263     debug_pname(n);
264     fprintf(DEBUGSTREAM, "%g\n", d);
265     }
266    
267     static void debug_pfont(const char *n, gdFontPtr f)
268 bertho 1.1 {
269     const char *s = "<Unknown font>";
270     debug_pname(n);
271     if(f == gdFontTiny)
272     s = "gdFontTiny";
273     else if(f == gdFontSmall)
274     s = "gdFontSmall";
275     else if(f == gdFontMediumBold)
276     s = "gdFontMediumBold";
277     else if(f == gdFontLarge)
278     s = "gdFontLarge";
279     else if(f == gdFontGiant)
280     s = "gdFontGiant";
281     fprintf(DEBUGSTREAM, "%s\n", s);
282     }
283    
284 bertho 1.24 static char *debug_op[] = { "=~", "=*", "!~", "!*", "==", "!_", ">=", ">", "<=", "<" };
285    
286     static void debug_pcolornode(node_t *n)
287     {
288     if(!n)
289     return;
290     if(n->op == TYPE_STRING)
291     fprintf(DEBUGSTREAM, "%s ", n->value.str);
292     else if(n->op == TYPE_COLOR)
293     fprintf(DEBUGSTREAM, "#%02x%02x%02x ", n->value.clr.r, n->value.clr.g, n->value.clr.b);
294     else
295     {
296     char *key;
297     fprintf(DEBUGSTREAM, "[ ");
298     switch(n->key)
299     {
300     case KEY_STATE: key = "state"; break;
301     case KEY_AUTHOR: key = "author"; break;
302     case KEY_TAG: key = "tag"; break;
303     case KEY_DATE: key = "date"; break;
304     case KEY_REV: key = "rev"; break;
305     case KEY_UNKNOWN: key = "unknown"; break;
306     default: key = "<undefined>"; break;
307     }
308     fprintf(DEBUGSTREAM, "%s ", key);
309     if(n->op > OP_FIRST && n->op < OP_LAST)
310     fprintf(DEBUGSTREAM, "%s ", debug_op[n->op - OP_FIRST - 1]);
311     else
312     fprintf(DEBUGSTREAM, "op(-?-) ");
313     fprintf(DEBUGSTREAM, "%s ", n->content);
314     debug_pcolornode(n->tcase);
315     debug_pcolornode(n->fcase);
316     fprintf(DEBUGSTREAM, "]");
317     }
318     }
319    
320 bertho 1.1 static void debug_pcolor(const char *n, color_t *c)
321     {
322     debug_pname(n);
323 bertho 1.24 if(c->node)
324     {
325     debug_pcolornode(c->node);
326     fprintf(DEBUGSTREAM, "\n");
327     }
328     else
329     fprintf(DEBUGSTREAM, "#%02x%02x%02x\n", c->r, c->g, c->b);
330     }
331    
332     static void debug_pcolorlist(const char *n, colorlist_t *cl)
333     {
334     int i;
335     char buf[128];
336     for(i = 0; i < cl->n; i++)
337     {
338     sprintf(buf, "%s{%d}", n, i);
339     debug_pcolor(buf, &cl->clrs[i]);
340     }
341     }
342    
343     static void debug_pstringlist(const char *n, stringlist_t *sl)
344     {
345     int i;
346     char buf[128];
347     for(i = 0; i < sl->n; i++)
348     {
349     sprintf(buf, "%s{%d}", n, i);
350     debug_pstring(buf, sl->strs[i]);
351     }
352 bertho 1.1 }
353    
354     void dump_config(void)
355     {
356     debug_pstring("cvsroot", conf.cvsroot);
357     debug_pstring("cvsmodule", conf.cvsmodule);
358     debug_pstring("date_format", conf.date_format);
359    
360     debug_pcolor("color_bg", &conf.color_bg);
361     debug_pbool("box_shadow", conf.box_shadow);
362     debug_pbool("upside_down", conf.upside_down);
363 bertho 1.5 debug_pbool("left_right", conf.left_right);
364 bertho 1.1 debug_pbool("strip_untagged", conf.strip_untagged);
365     debug_pbool("strip_first_rev", conf.strip_first_rev);
366 bertho 1.3 debug_pbool("auto_stretch", conf.auto_stretch);
367     debug_pbool("anti_alias", conf.anti_alias);
368     debug_pbool("use_ttf", conf.use_ttf);
369     debug_pint("thick_lines", conf.thick_lines);
370 bertho 1.24 debug_pint("html_level", conf.html_level);
371     debug_pbool("parse_logs", conf.parse_logs);
372     debug_pbool("transparent_bg", conf.transparent_bg);
373    
374     debug_pint("arrow_length", conf.arrow_length);
375     debug_pint("arrow_width", conf.arrow_width);
376    
377     debug_pbool("merge_arrows", conf.merge_arrows);
378     debug_pcolor("merge_cvsnt_color", &conf.merge_cvsnt_color);
379     debug_pbool("merge_cvsnt", conf.merge_cvsnt);
380     debug_pbool("merge_findall", conf.merge_findall);
381     debug_pcolorlist("merge_color", &conf.merge_color);
382     debug_pstringlist("merge_from", &conf.merge_from);
383     debug_pstringlist("merge_to", &conf.merge_to);
384     debug_pbool("merge_front", conf.merge_front);
385     debug_pbool("merge_nocase", conf.merge_nocase);
386    
387     debug_pcolor("msg_color", &conf.msg_color);
388     debug_pfont("msg_font", conf.msg_font.gdfont);
389     debug_pstring("msg_ttfont", conf.msg_font.ttfont);
390     debug_pdouble("msg_ttsize", conf.msg_font.ttsize);
391 bertho 1.1
392 bertho 1.2 debug_pfont("tag_font", conf.tag_font.gdfont);
393     debug_pstring("tag_ttfont", conf.tag_font.ttfont);
394 bertho 1.24 debug_pdouble("tag_ttsize", conf.tag_font.ttsize);
395 bertho 1.1 debug_pcolor("tag_color", &conf.tag_color);
396 bertho 1.24 debug_pbool("tag_ignore_merge", conf.tag_ignore_merge);
397     debug_pstring("tag_ignore", conf.tag_ignore);
398     debug_pbool("tag_negate", conf.tag_negate);
399     debug_pbool("tag_nocase", conf.tag_nocase);
400 bertho 1.1
401 bertho 1.2 debug_pfont("rev_font", conf.rev_font.gdfont);
402     debug_pstring("rev_ttfont", conf.rev_font.ttfont);
403     debug_pdouble("rev_ttsize", conf.rev_font.ttsize);
404 bertho 1.1 debug_pcolor("rev_color", &conf.rev_color);
405     debug_pcolor("rev_bgcolor", &conf.rev_bgcolor);
406     debug_pint("rev_separator", conf.rev_separator);
407     debug_pint("rev_minline", conf.rev_minline);
408     debug_pint("rev_maxline", conf.rev_maxline);
409 bertho 1.24 debug_pint("rev_maxtags", conf.rev_maxtags);
410 bertho 1.1 debug_pint("rev_lspace", conf.rev_lspace);
411     debug_pint("rev_rspace", conf.rev_rspace);
412     debug_pint("rev_tspace", conf.rev_tspace);
413     debug_pint("rev_bspace", conf.rev_bspace);
414 bertho 1.24 debug_pcstring("rev_text", conf.rev_text);
415 bertho 1.1 debug_pcolor("rev_text_color", &conf.rev_text_color);
416 bertho 1.2 debug_pfont("rev_text_font", conf.rev_text_font.gdfont);
417     debug_pstring("rev_text_ttfont", conf.rev_text_font.ttfont);
418     debug_pdouble("rev_text_ttsize", conf.rev_text_font.ttsize);
419 bertho 1.24 debug_pbool("rev_hidenumber", conf.rev_hidenumber);
420 bertho 1.2
421     debug_pfont("branch_font", conf.branch_font.gdfont);
422     debug_pstring("branch_ttfont", conf.branch_font.ttfont);
423     debug_pdouble("branch_ttsize", conf.branch_font.ttsize);
424 bertho 1.1 debug_pcolor("branch_color", &conf.branch_color);
425 bertho 1.2 debug_pfont("branch_tag_font", conf.branch_tag_font.gdfont);
426     debug_pstring("branch_tag_ttfont", conf.branch_tag_font.ttfont);
427     debug_pdouble("branch_tag_ttsize", conf.branch_tag_font.ttsize);
428     debug_pcolor("branch_tag_color", &conf.branch_tag_color);
429 bertho 1.1 debug_pcolor("branch_bgcolor", &conf.branch_bgcolor);
430     debug_pint("branch_lspace", conf.branch_lspace);
431     debug_pint("branch_rspace", conf.branch_rspace);
432     debug_pint("branch_tspace", conf.branch_tspace);
433     debug_pint("branch_bspace", conf.branch_bspace);
434     debug_pint("branch_connect", conf.branch_connect);
435     debug_pint("branch_margin", conf.branch_margin);
436     debug_pint("branch_dupbox", conf.branch_dupbox);
437 bertho 1.24 debug_pbool("branch_fold", conf.branch_fold);
438     debug_pbool("branch_foldall", conf.branch_foldall);
439     debug_pbool("branch_resort", conf.branch_resort);
440     debug_pstring("branch_subtree", conf.branch_subtree);
441 bertho 1.1
442     debug_pstring("title", conf.title);
443     debug_pint("title_x", conf.title_x);
444     debug_pint("title_y", conf.title_y);
445 bertho 1.2 debug_pfont("title_font", conf.title_font.gdfont);
446     debug_pstring("title_ttfont", conf.title_font.ttfont);
447     debug_pdouble("title_ttsize", conf.title_font.ttsize);
448 bertho 1.1 debug_pint("title_align", conf.title_align);
449     debug_pcolor("title_color", &conf.title_color);
450    
451     debug_pint("margin_top", conf.margin_top);
452     debug_pint("margin_bottom", conf.margin_bottom);
453     debug_pint("margin_left", conf.margin_left);
454     debug_pint("margin_right", conf.margin_right);
455    
456     debug_pint("image_type", conf.image_type);
457     debug_pint("image_quality", conf.image_quality);
458 bertho 1.24 debug_pint("image_compress", conf.image_compress);
459     debug_pbool("image_interlace", conf.image_interlace);
460 bertho 1.1
461     debug_pstring("map_name", conf.map_name);
462     debug_pstring("map_branch_href", conf.map_branch_href);
463     debug_pstring("map_branch_alt", conf.map_branch_alt);
464     debug_pstring("map_rev_href", conf.map_rev_href);
465     debug_pstring("map_rev_alt", conf.map_rev_alt);
466     debug_pstring("map_diff_href", conf.map_diff_href);
467     debug_pstring("map_diff_alt", conf.map_diff_alt);
468 bertho 1.24 debug_pstring("map_merge_href", conf.map_merge_href);
469     debug_pstring("map_merge_alt", conf.map_merge_alt);
470 bertho 1.1
471     debug_pstring("expand[0]", conf.expand[0]);
472     debug_pstring("expand[1]", conf.expand[1]);
473     debug_pstring("expand[2]", conf.expand[2]);
474     debug_pstring("expand[3]", conf.expand[3]);
475     debug_pstring("expand[4]", conf.expand[4]);
476     debug_pstring("expand[5]", conf.expand[5]);
477     debug_pstring("expand[6]", conf.expand[6]);
478     debug_pstring("expand[7]", conf.expand[7]);
479     debug_pstring("expand[8]", conf.expand[8]);
480     debug_pstring("expand[9]", conf.expand[9]);
481     }
482     #endif
483    
484     /*
485     **************************************************************************
486     * String collection routines
487     **************************************************************************
488     */
489     #define STRALLOCSIZE 128
490     static char *str;
491     static int nstr;
492     static int nastr;
493    
494     static void reset_str(void)
495     {
496     nstr = 0;
497     }
498    
499     static void add_str(int c)
500     {
501     if(nstr + 1 + 1 > nastr)
502     {
503     str = xrealloc(str, nastr+STRALLOCSIZE);
504     nastr += STRALLOCSIZE;
505     }
506     str[nstr++] = c;
507     }
508    
509     static char *get_str(void)
510     {
511     if(!str)
512     return xstrdup("");
513    
514     str[nstr] = '\0';
515     return xstrdup(str);
516     }
517    
518     /*
519     **************************************************************************
520     * Input routines
521     **************************************************************************
522     */
523     static char *buf = NULL;
524     static int bufsize = 0;
525     static int bufalloc = 0;
526     static int bufpos = 0;
527     static int bufunput = -1;
528     static FILE *buffp;
529    
530     static void set_input(FILE *fp, char *s)
531     {
532     assert((fp == NULL && s != NULL) || (fp != NULL && s == NULL));
533     buffp = fp;
534     bufsize = bufpos = 0;
535     if(s)
536     {
537     if(!buf)
538     {
539     bufalloc = 8192;
540     buf = xmalloc(bufalloc * sizeof(*buf));
541     }
542     bufsize = strlen(s);
543     assert(bufsize < bufalloc);
544     strcpy(buf, s);
545     }
546     }
547    
548     static int get_input(void)
549     {
550     if(bufunput != -1)
551     {
552     int c = bufunput;
553     bufunput = -1;
554     return c;
555     }
556    
557     if(bufpos < bufsize)
558     {
559     assert(buf != NULL);
560     retry_input:
561     return (int)((unsigned char)buf[bufpos++]);
562     }
563    
564     if(!buf)
565     {
566     bufalloc = 8192;
567     buf = xmalloc(bufalloc * sizeof(*buf));
568     bufsize = bufpos = 0;
569     }
570     if(buffp)
571     {
572     bufsize = fread(buf, 1, bufalloc, buffp);
573     bufpos = 0;
574     if(!bufsize)
575     return EOF;
576     goto retry_input;
577     }
578     return EOF;
579     }
580    
581     static void unget_input(int c)
582     {
583     bufunput = c;
584     }
585    
586     /*
587     **************************************************************************
588     * Lexical scanner
589     **************************************************************************
590     */
591     static int config_lex(void)
592     {
593     int ch;
594     while(1)
595     {
596     ch = get_input();
597     if(ch == '\n')
598     line_number++;
599    
600     if(isspace(ch))
601     continue;
602    
603     switch(ch)
604     {
605 bertho 1.24 case '=':
606     ch = get_input();
607     switch(ch)
608     {
609     case '~': return OP_CONTAINED;
610     case '*': return OP_CONTAINEDI;
611     case '=': return OP_EQ;
612     default:
613     unget_input(ch);
614     return '=';
615     }
616     break;
617    
618     case '!':
619     ch = get_input();
620     switch(ch)
621     {
622     case '~': return OP_NCONTAINED;
623     case '*': return OP_NCONTAINEDI;
624     case '=': return OP_NE;
625     default:
626     stack_msg(MSG_ERR, "config: %d: Invalid operator", line_number);
627     unget_input(ch);
628     return '!';
629     }
630     break;
631    
632     case '>':
633     ch = get_input();
634     if(ch == '=')
635     return OP_GE;
636     unget_input(ch);
637     return OP_GT;
638    
639     case '<':
640     ch = get_input();
641     if(ch == '=')
642     return OP_LE;
643     unget_input(ch);
644     return OP_LT;
645    
646 bertho 1.1 case EOF:
647     case ';':
648 bertho 1.24 case '[':
649     case ']':
650 bertho 1.1 return ch;
651    
652     case '#': /* Comment */
653     while((ch = get_input()) != '\n' && ch != EOF)
654     ;
655     if(ch != EOF)
656     unget_input(ch);
657     break;
658    
659     case '"':
660     reset_str();
661     while(1)
662     {
663     char c[4];
664     ch = get_input();
665     switch(ch)
666     {
667     case '\\': /* Start an escape sequence */
668     switch(ch = get_input())
669     {
670     default: /* This includes '\\', '"' and embedded newlines */
671     add_str(ch);
672     break;
673     case 'a': add_str('\a'); break;
674     case 'b': add_str('\b'); break;
675     case 'f': add_str('\f'); break;
676     case 'n': add_str('\n'); break;
677     case 'r': add_str('\r'); break;
678     case 't': add_str('\t'); break;
679     case 'v': add_str('\v'); break;
680     case 'x':
681     case 'X': /* Hex escape */
682     c[0] = get_input();
683     c[1] = get_input();
684     c[2] = '\0';
685 bertho 1.7 if(!isxdigit((int)(unsigned char)c[0]) || !isxdigit((int)(unsigned char)c[1]))
686 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Invalid hex escape", line_number);
687 bertho 1.1 add_str((int)strtol(c, NULL, 16));
688     break;
689     case '0':
690     case '1':
691     case '2': /* Octal escape */
692     c[0] = ch;
693     c[1] = c[2] = c[3] = '\0';
694     if((ch = get_input()) >= '0' && ch <= '7')
695     c[1] = ch;
696     else
697     unget_input(ch);
698     if((ch = get_input()) >= '0' && ch <= '7')
699     c[2] = ch;
700     else
701     unget_input(ch);
702     add_str((int)strtol(c, NULL, 8));
703     break;
704     case EOF:
705 bertho 1.17 yyerror("Unexpected EOF in escape");
706     break;
707 bertho 1.1 }
708     break;
709     case '"':
710     yylval.str = get_str();
711     return TYPE_STRING;
712     case '\n':
713     yyerror("Newline in string");
714     break;
715     case EOF:
716     yyerror("Unexpected EOF in string");
717     break;
718     default:
719     add_str(ch);
720     break;
721     }
722     }
723     break;
724    
725     default:
726     if(isalpha(ch) || ch == '_')
727     {
728     keyword_t skw;
729     keyword_t *kw;
730     /* Collect keyword */
731     reset_str();
732     add_str(ch);
733     while(1)
734     {
735     ch = get_input();
736 bertho 1.8 if(isalnum(ch) || ch == '_')
737 bertho 1.1 add_str(ch);
738     else
739     {
740     unget_input(ch);
741     break;
742     }
743     }
744     skw.keyword = get_str();
745     kw = bsearch(&skw, keywords, NKEYWORDS, sizeof(keywords[0]), cmp_kw);
746     if(!kw)
747 bertho 1.16 {
748     stack_msg(MSG_ERR, "config: %d: Unknown keyword '%s'", line_number, skw.keyword);
749     yylval.kw = NULL;
750     return TYPE_KEYWORD;
751     }
752 bertho 1.21 xfree((void *)skw.keyword);
753 bertho 1.1 if(kw->type == TYPE_VALUE)
754     {
755 bertho 1.13 yylval.i = (int)kw->confref.val;
756 bertho 1.1 return TYPE_NUMBER;
757     }
758     yylval.kw = kw;
759     return TYPE_KEYWORD;
760     }
761     else if(isdigit(ch) || ch == '+' || ch == '-')
762     {
763     char *s;
764     char *eptr;
765 bertho 1.2 int type = TYPE_NUMBER;
766 bertho 1.1 /* Collect number */
767     reset_str();
768     add_str(ch);
769     while(1)
770     {
771     ch = get_input();
772 bertho 1.2 if(isxdigit(ch) || ch == 'x' || ch == 'X' || ch == '.') /* Not exact, but close enough */
773 bertho 1.1 add_str(ch);
774     else
775     {
776     unget_input(ch);
777     break;
778     }
779 bertho 1.2 if(ch == '.')
780     type = TYPE_DOUBLE;
781 bertho 1.1 }
782     s = get_str();
783 bertho 1.2 if(type == TYPE_DOUBLE)
784     {
785     yylval.d = strtod(s, &eptr);
786     if(*eptr)
787 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Invalid floating point number", line_number);
788 bertho 1.2 }
789     else
790     {
791     yylval.i = strtol(s, &eptr, 0);
792     if(*eptr)
793 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Invalid number", line_number);
794 bertho 1.2 }
795 bertho 1.1 xfree(s);
796 bertho 1.2 return type;
797 bertho 1.1 }
798     else
799     yyerror("Unmatched text '%c' (0x%02x)", isprint(ch) ? ch : ' ', ch);
800     break;
801     }
802     }
803     }
804    
805     static void set_color(color_t *c, char *s)
806     {
807     char *cptr;
808 bertho 1.24 c->node = NULL;
809 bertho 1.1 if(*s != '#' || strlen(s) != 7)
810     {
811     colorerror:
812 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Invalid color value '%s'", line_number, s);
813     return;
814 bertho 1.1 }
815     c->b = strtol(s+5, &cptr, 16);
816     if(*cptr)
817     goto colorerror;
818     s[5] = '\0';
819     c->g = strtol(s+3, &cptr, 16);
820     if(*cptr)
821     goto colorerror;
822     s[3] = '\0';
823     c->r = strtol(s+1, &cptr, 16);
824     if(*cptr)
825     goto colorerror;
826     }
827    
828     static gdFontPtr get_font(int id)
829     {
830     switch(id)
831     {
832     case 0: return gdFontTiny;
833     case 1: return gdFontSmall;
834     default:
835     case 2: return gdFontMediumBold;
836     case 3: return gdFontLarge;
837     case 4: return gdFontGiant;
838     }
839     }
840    
841     /*
842     **************************************************************************
843     * The config parser
844     * Grammar:
845     * file : <Empty>
846     * | lines
847     * ;
848     *
849     * lines : line
850     * | lines line
851     * ;
852     *
853     * line : <keyword> '=' <value> ';'
854 bertho 1.24 * | <keyword> '=' expr ';'
855 bertho 1.1 * | ';'
856 bertho 1.24 *
857     * expr : '[' <kw> <op> <value> expr expr ']'
858     * | <value>
859 bertho 1.1 * ;
860     **************************************************************************
861     */
862 bertho 1.24 static int skip_to_semicolon(int state)
863     {
864     int token;
865     while(1)
866     {
867     token = config_lex();
868     if(token == ';')
869     return 0;
870     else if(token == EOF)
871     return state;
872     }
873     }
874    
875     static node_t *new_node(char *val)
876     {
877     node_t *n = xmalloc(sizeof(*n));
878     if(!strcmp(val, "state"))
879     n->key = KEY_STATE;
880     else if(!strcmp(val, "author"))
881     n->key = KEY_AUTHOR;
882     else if(!strcmp(val, "tag"))
883     n->key = KEY_TAG;
884     else if(!strcmp(val, "date"))
885     n->key = KEY_DATE;
886     else if(!strcmp(val, "rev"))
887     n->key = KEY_REV;
888     else
889     {
890     n->key = KEY_UNKNOWN;
891     stack_msg(MSG_ERR, "config: %d: Unknown key '%s'", line_number, val);
892     }
893     return n;
894     }
895    
896     typedef struct __statestack_t
897     {
898     int state;
899     node_t *node;
900     } statestack_t;
901    
902     static int nstatestack = 0;
903     static int nastatestack;
904     static statestack_t *statestack = NULL;
905    
906     static void push_state(node_t *node, int state)
907     {
908     if(!statestack)
909     {
910     statestack = xmalloc(4 * sizeof(*statestack));
911     nastatestack = 4;
912     nstatestack = 0;
913     }
914     else if(nstatestack >= nastatestack)
915     {
916     nastatestack *= 2;
917     statestack = xrealloc(statestack, nastatestack * sizeof(*statestack));
918     }
919     statestack[nstatestack].node = node;
920     statestack[nstatestack].state = state;
921     nstatestack++;
922     }
923    
924     static int pop_state(node_t **node, int *state)
925     {
926     if(nstatestack <= 0)
927     {
928     *state = 3;
929     return 0;
930     }
931     assert(*node != NULL);
932     if(statestack[nstatestack-1].state == 8)
933     statestack[nstatestack-1].node->tcase = *node;
934     else if(statestack[nstatestack-1].state == 9)
935     statestack[nstatestack-1].node->fcase = *node;
936     *state = statestack[nstatestack-1].state;
937     *node = statestack[nstatestack-1].node;
938     return nstatestack--;
939     }
940    
941     /* YYYY.MM.DD.hh.mm.ss */
942     /* 0123456789012345678 */
943     /* 111111111 */
944     static char *fixup_date(const char *str)
945     {
946     int i;
947     int y=1970, m=1, d=1, h=0, mi=0, s=0;
948     int l = strlen(str);
949     char date[6*16]; /* Should be wildly enough to hold 19 chars from 6 numbers with all possible errors */
950     if(l < 4 || l > 19)
951     {
952     date_err:
953     stack_msg(MSG_ERR, "config: %d: Invalid date string '%s'", line_number, str);
954     return "1970.01.01.00.00.00";
955     }
956     for(i = 0; i < l; i++)
957     {
958     if(!strchr("0123456789.", str[i]))
959     goto date_err;
960     }
961     i = sscanf(str, "%d.%d.%d.%d.%d.%d", &y, &m, &d, &h, &mi, &s);
962     if(i == EOF || i < 0 || i > 6)
963     goto date_err;
964     if(i >= 1 && (y < 1970 || y > 2037))
965     goto date_err;
966     if(i >= 2 && (m < 1 || m > 12))
967     goto date_err;
968     if(i >= 3 && (d < 1 || d > 31))
969     goto date_err;
970     if(i >= 4 && (h < 0 || h > 23))
971     goto date_err;
972     if(i >= 5 && (mi < 0 || mi > 59))
973     goto date_err;
974     if(i >= 6 && (s < 0 || s > 59))
975     goto date_err;
976     sprintf(date, "%04d.%02d.%02d.%02d.%02d.%02d", y, m, d, h, mi, s);
977     return strdup(date);
978     }
979    
980 bertho 1.1 static void config_parse(void)
981     {
982     int state = 0;
983     int token;
984     int t;
985     keyword_t *kw = NULL;
986 bertho 1.24 node_t *node = NULL;
987 bertho 1.1
988     while(1)
989     {
990     token = config_lex();
991     if(token == EOF)
992     {
993     if(state)
994 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Unexpected EOF", line_number);
995 bertho 1.1 break;
996     }
997    
998     switch(state)
999     {
1000     case 0:
1001     if(token == TYPE_KEYWORD)
1002     {
1003     kw = yylval.kw;
1004     state = 1;
1005     }
1006     else if(token != ';')
1007 bertho 1.16 stack_msg(MSG_ERR, "config: %d: Keyword expected", line_number);
1008 bertho 1.1 break;
1009     case 1:
1010     if(token != '=')
1011 bertho 1.16 {
1012     stack_msg(MSG_ERR, "config: %d: '=' expected", line_number);
1013 bertho 1.24 state = skip_to_semicolon(state);
1014     break;
1015 bertho 1.16 }
1016     else
1017     state = 2;
1018 bertho 1.1 break;
1019     case 2:
1020 bertho 1.16 if(!kw)
1021     {
1022     /* Error recovery of failed keyword */
1023     state = 3;
1024     break;
1025     }
1026 bertho 1.24 if(token == '[')
1027     {
1028     if(kw->type != TYPE_COLOR && kw->type != TYPE_CSTRING)
1029     {
1030     stack_msg(MSG_ERR, "config: %d: Conditional expression not allowed for keyword", line_number);
1031     state = skip_to_semicolon(state);
1032     break;
1033     }
1034     state = 4;
1035     break;
1036     }
1037 bertho 1.1 if(kw->type == TYPE_FONT || kw->type == TYPE_BOOLEAN)
1038     t = TYPE_NUMBER;
1039 bertho 1.24 else if(kw->type == TYPE_COLOR || kw->type == TYPE_COLORLIST || kw->type == TYPE_STRINGLIST || kw->type == TYPE_CSTRING)
1040 bertho 1.1 t = TYPE_STRING;
1041     else
1042     t = kw->type;
1043 bertho 1.2
1044     if(token == TYPE_NUMBER && kw->type == TYPE_DOUBLE)
1045     {
1046     /* Auto promote numbers to doubles if required */
1047     yylval.d = (double)yylval.i;
1048     token = TYPE_DOUBLE;
1049     }
1050    
1051 bertho 1.1 if(token != t)
1052     {
1053     char *e;
1054     switch(kw->type)
1055     {
1056 bertho 1.16 case TYPE_STRING: e = "String"; yylval.str = xstrdup("error recovery"); break;
1057 bertho 1.23 case TYPE_STRINGLIST: e = "StringL"; yylval.str = xstrdup("error recovery"); break;
1058 bertho 1.24 case TYPE_CSTRING: e = "CString"; yylval.str = xstrdup("error recovery"); break;
1059 bertho 1.16 case TYPE_NUMBER: e = "Number"; yylval.i = 0; break;
1060     case TYPE_COLOR: e = "Color"; yylval.str = xstrdup("#123456"); break;
1061 bertho 1.23 case TYPE_COLORLIST: e = "ColorL"; yylval.str = xstrdup("#123456"); break;
1062 bertho 1.16 case TYPE_FONT: e = "Font"; yylval.i = 0; break;
1063     case TYPE_BOOLEAN: e = "Boolean"; yylval.i = 0; break;
1064     case TYPE_DOUBLE: e = "Double"; yylval.d = 0.0; break;
1065     default: e = "Internal error: Unknown type"; yylval.i = 0; break;
1066 bertho 1.1 }
1067 bertho 1.16 stack_msg(MSG_ERR, "config: %d: %s expected", line_number, e);
1068 bertho 1.1 }
1069     #ifdef DEBUG
1070     printf("processing: '%s'\n", kw->keyword);
1071     #endif
1072     switch(kw->type)
1073     {
1074     case TYPE_STRING:
1075     *kw->confref.s = yylval.str;
1076     break;
1077 bertho 1.23 case TYPE_STRINGLIST:
1078     kw->confref.sl->strs = xrealloc(kw->confref.sl->strs, sizeof(*kw->confref.sl->strs) * (kw->confref.sl->n + 1));
1079     kw->confref.sl->strs[kw->confref.sl->n] = yylval.str;
1080     kw->confref.sl->n++;
1081     break;
1082 bertho 1.24 case TYPE_CSTRING:
1083     kw->confref.cs->str = yylval.str;
1084     break;
1085 bertho 1.1 case TYPE_NUMBER:
1086     *kw->confref.i = yylval.i;
1087     break;
1088     case TYPE_BOOLEAN:
1089 bertho 1.3 if(yylval.i == -1)
1090     *kw->confref.i = !*kw->confref.i;
1091     else
1092     *kw->confref.i = yylval.i != 0;
1093 bertho 1.1 break;
1094     case TYPE_COLOR:
1095     set_color(kw->confref.c, yylval.str);
1096     break;
1097 bertho 1.23 case TYPE_COLORLIST:
1098     kw->confref.cl->clrs = xrealloc(kw->confref.cl->clrs, sizeof(*kw->confref.cl->clrs) * (kw->confref.cl->n + 1));
1099     set_color(&kw->confref.cl->clrs[kw->confref.cl->n], yylval.str);
1100     kw->confref.cl->n++;
1101     break;
1102 bertho 1.1 case TYPE_FONT:
1103 bertho 1.2 kw->confref.f->gdfont = get_font(yylval.i);
1104     break;
1105     case TYPE_DOUBLE:
1106     *kw->confref.d = yylval.d;
1107 bertho 1.1 break;
1108     default:
1109     yyerror("Internal error: Unknown type passed %d", kw->type);
1110     break;
1111     }
1112 bertho 1.24 kw = NULL;
1113 bertho 1.1 state = 3;
1114     break;
1115     case 3:
1116     if(token != ';')
1117 bertho 1.16 stack_msg(MSG_ERR, "config: %d: ';' expected", line_number);
1118 bertho 1.1 state = 0;
1119     break;
1120 bertho 1.24 case 4:
1121     if(token != TYPE_STRING)
1122     {
1123     stack_msg(MSG_ERR, "config: %d: String expected (condition key)", line_number);
1124     state = skip_to_semicolon(state);
1125     break;
1126     }
1127     node = new_node(yylval.str);
1128     state = 5;
1129     break;
1130     case 5:
1131     if(token <= OP_FIRST || token >= OP_LAST)
1132     {
1133     stack_msg(MSG_ERR, "config: %d: Operator expected", line_number);
1134     state = skip_to_semicolon(state);
1135     break;
1136     }
1137     node->op = token;
1138     state = 6;
1139     break;
1140     case 6:
1141     if(token != TYPE_STRING)
1142     {
1143     stack_msg(MSG_ERR, "config: %d: String expected (condition)", line_number);
1144     state = skip_to_semicolon(state);
1145     break;
1146     }
1147     if(node->key == KEY_DATE)
1148     node->content = fixup_date(yylval.str);
1149     else
1150     node->content = yylval.str;
1151     state = 7;
1152     break;
1153     case 7:
1154     if(token == '[')
1155     {
1156     push_state(node, 8);
1157     node = NULL;
1158     state = 4;
1159     break;
1160     }
1161     if(token != TYPE_STRING)
1162     {
1163     stack_msg(MSG_ERR, "config: %d: String or '[' expected (true case)", line_number);
1164     state = skip_to_semicolon(state);
1165     break;
1166     }
1167     node->tcase = xmalloc(sizeof(*node->tcase));
1168     if(kw->type == TYPE_COLOR || kw->type == TYPE_COLORLIST)
1169     {
1170     node->tcase->key = TYPE_COLOR;
1171     set_color(&node->tcase->value.clr, yylval.str);
1172     }
1173     else
1174     {
1175     node->tcase->key = TYPE_STRING;
1176     node->tcase->value.str = yylval.str;
1177     }
1178     state = 8;
1179     break;
1180     case 8:
1181     if(token == '[')
1182     {
1183     push_state(node, 9);
1184     node = NULL;
1185     state = 4;
1186     break;
1187     }
1188     if(token != TYPE_STRING)
1189     {
1190     stack_msg(MSG_ERR, "config: %d: String or '[' expected (false case)", line_number);
1191     state = skip_to_semicolon(state);
1192     break;
1193     }
1194     node->fcase = xmalloc(sizeof(*node->fcase));
1195     if(kw->type == TYPE_COLOR || kw->type == TYPE_COLORLIST)
1196     {
1197     node->fcase->key = TYPE_COLOR;
1198     set_color(&node->fcase->value.clr, yylval.str);
1199     }
1200     else
1201     {
1202     node->fcase->key = TYPE_STRING;
1203     node->fcase->value.str = yylval.str;
1204     }
1205     state = 9;
1206     break;
1207     case 9:
1208     if(token != ']')
1209     {
1210     stack_msg(MSG_ERR, "config: %d: ']' expected", line_number);
1211     state = skip_to_semicolon(state);
1212     break;
1213     }
1214     if(!pop_state(&node, &state))
1215     {
1216     if(kw->type == TYPE_COLOR)
1217     kw->confref.c->node = node;
1218     else if(kw->type == TYPE_CSTRING)
1219     kw->confref.cs->node = node;
1220     else
1221     stack_msg(MSG_ERR, "config: %d: Color or conditional string keyword expected", line_number);
1222     node = NULL;
1223     kw = NULL;
1224     }
1225     break;
1226 bertho 1.1 default:
1227     yyerror("Internal error: invalid state %d", state);
1228     break;
1229     }
1230     }
1231     }
1232    
1233     /*
1234     **************************************************************************
1235     * Configuration
1236     **************************************************************************
1237     */
1238     void stack_option(const char *opt)
1239     {
1240     stacked_opts = xrealloc(stacked_opts, sizeof(*stacked_opts) * (nstacked_opts + 1));
1241     stacked_opts[nstacked_opts] = xmalloc(strlen(opt) + 2);
1242     strcpy(stacked_opts[nstacked_opts], opt);
1243     strcat(stacked_opts[nstacked_opts], ";");
1244     nstacked_opts++;
1245     #ifdef DEBUG
1246     printf("stacking option: '%s'\n", stacked_opts[nstacked_opts-1]);
1247     #endif
1248     }
1249    
1250     void read_config(const char *path)
1251     {
1252     FILE *fp;
1253    
1254     /* Make sure we have them sorted for bsearch */
1255     qsort(keywords, NKEYWORDS, sizeof(keywords[0]), cmp_kw);
1256    
1257     if(path)
1258     {
1259     if((fp = fopen(path, "r")) != NULL)
1260     input_file = path;
1261     }
1262     else
1263     {
1264     if((fp = fopen("./" CONFFILENAME, "r")) == NULL)
1265     {
1266     if((fp = fopen(ETCDIR "/" CONFFILENAME, "r")) != NULL)
1267     input_file = ETCDIR "/" CONFFILENAME;
1268     }
1269     else
1270     input_file = "./" CONFFILENAME;
1271     }
1272    
1273     if(fp)
1274     {
1275     line_number = 1;
1276     set_input(fp, NULL);
1277     config_parse();
1278     fclose(fp);
1279     input_file = NULL;
1280     }
1281    
1282     if(nstacked_opts)
1283     {
1284     int i;
1285     for(i = 0; i < nstacked_opts; i++)
1286     {
1287     line_number = 0;
1288     set_input(NULL, stacked_opts[i]);
1289     input_file = stacked_opts[i];
1290     #ifdef DEBUG
1291     printf("parsing stacked option: '%s'\n", stacked_opts[i]);
1292     #endif
1293     config_parse();
1294     }
1295     input_file = NULL;
1296     }
1297 bertho 1.23
1298     if(conf.merge_from.n != conf.merge_to.n)
1299     {
1300     int x = conf.merge_from.n < conf.merge_to.n ? conf.merge_from.n : conf.merge_to.n;
1301     stack_msg(MSG_ERR, "config: merge_from(n=%d) does not match merge_to(n=%d)", conf.merge_from.n, conf.merge_to.n);
1302     conf.merge_from.n = x;
1303     conf.merge_to.n = x;
1304     }
1305     if(conf.merge_color.n < conf.merge_from.n)
1306     {
1307     /* Silently extend missing merge_color statements with black */
1308     int x;
1309     char c[] = "#000000";
1310     for(x = conf.merge_color.n; x < conf.merge_from.n; x++)
1311     {
1312     conf.merge_color.clrs = xrealloc(conf.merge_color.clrs, sizeof(*conf.merge_color.clrs) * (conf.merge_color.n + 1));
1313     set_color(&conf.merge_color.clrs[conf.merge_color.n], c);
1314     conf.merge_color.n++;
1315     }
1316     }
1317    
1318 bertho 1.1 #ifdef DEBUG
1319     dump_config();
1320     #endif
1321     }
1322    
1323 bertho 1.21 /*
1324     **************************************************************************
1325     * Color reference by name for late-binding color allocation
1326     **************************************************************************
1327     */
1328 bertho 1.23 color_t *get_colorref(const char *confcolor, int idx)
1329 bertho 1.21 {
1330     keyword_t skw;
1331     keyword_t *kw;
1332    
1333 bertho 1.24 if(!confcolor)
1334     return NULL;
1335 bertho 1.21
1336     skw.keyword = confcolor;
1337     kw = bsearch(&skw, keywords, NKEYWORDS, sizeof(keywords[0]), cmp_kw);
1338 bertho 1.23 if(!kw || (kw->type != TYPE_COLOR && kw->type != TYPE_COLORLIST))
1339 bertho 1.21 return NULL;
1340 bertho 1.23 if(kw->type == TYPE_COLORLIST)
1341     {
1342     if(idx >= kw->confref.cl->n)
1343     return NULL;
1344     return &kw->confref.cl->clrs[idx];
1345     }
1346 bertho 1.21 return kw->confref.c;
1347     }

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