Mercurial > ~mikael > mcabber > hg
annotate mcabber/src/hbuf.c @ 804:339c76ed5c0d
Remove a warning on Cygwin (implicit strcasestr() declaration)
| author | Mikael Berthe <mikael@lilotux.net> |
|---|---|
| date | Wed, 12 Apr 2006 22:05:49 +0200 |
| parents | 5d4ad1d77da4 |
| children | d0781ca2dd08 |
| rev | line source |
|---|---|
| 71 | 1 /* |
| 2 * hbuf.c -- History buffer implementation | |
| 393 | 3 * |
| 699 | 4 * Copyright (C) 2005, 2006 Mikael Berthe <bmikael@lists.lilotux.net> |
| 71 | 5 * |
| 6 * This program is free software; you can redistribute it and/or modify | |
| 7 * it under the terms of the GNU General Public License as published by | |
| 8 * the Free Software Foundation; either version 2 of the License, or (at | |
| 9 * your option) any later version. | |
| 10 * | |
| 11 * This program is distributed in the hope that it will be useful, but | |
| 12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * General Public License for more details. | |
| 15 * | |
| 16 * You should have received a copy of the GNU General Public License | |
| 17 * along with this program; if not, write to the Free Software | |
| 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
| 19 * USA | |
| 20 */ | |
| 21 | |
|
370
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
22 #define _GNU_SOURCE /* We need glibc for strptime */ |
| 71 | 23 #include <string.h> |
| 24 | |
| 25 #include "hbuf.h" | |
|
804
339c76ed5c0d
Remove a warning on Cygwin (implicit strcasestr() declaration)
Mikael Berthe <mikael@lilotux.net>
parents:
790
diff
changeset
|
26 #include "utils.h" |
| 71 | 27 |
| 28 | |
| 29 /* This is a private structure type */ | |
| 30 | |
| 31 typedef struct { | |
| 32 char *ptr; | |
| 182 | 33 char *ptr_end; // beginning of the block |
| 34 char *ptr_end_alloc; // end of the current persistent block | |
| 71 | 35 guchar flags; |
| 36 | |
| 37 // XXX This should certainly be a pointer, and be allocated only when needed | |
| 38 // (for ex. when HBB_FLAG_PERSISTENT is set). | |
| 39 struct { // hbuf_line_info | |
| 184 | 40 time_t timestamp; |
| 41 guchar flags; | |
| 42 } prefix; | |
| 71 | 43 } hbuf_block; |
| 44 | |
| 45 | |
| 184 | 46 // hbuf_add_line(p_hbuf, text, prefix_flags, width) |
| 71 | 47 // Add a line to the given buffer. If width is not null, then lines are |
| 48 // wrapped at this length. | |
| 49 // | |
| 50 // Note 1: Splitting according to width won't work if there are tabs; they | |
| 51 // should be expanded before. | |
| 52 // Note 2: width does not include the ending \0. | |
| 184 | 53 void hbuf_add_line(GList **p_hbuf, const char *text, time_t timestamp, |
| 54 guint prefix_flags, guint width) | |
| 71 | 55 { |
| 56 GList *hbuf = *p_hbuf; | |
| 57 char *line, *cr, *end; | |
| 83 | 58 hbuf_block *hbuf_block_elt; |
| 71 | 59 |
| 60 if (!text) return; | |
| 61 | |
| 83 | 62 hbuf_block_elt = g_new0(hbuf_block, 1); |
| 184 | 63 hbuf_block_elt->prefix.timestamp = timestamp; |
| 64 hbuf_block_elt->prefix.flags = prefix_flags; | |
| 71 | 65 if (!hbuf) { |
| 390 | 66 hbuf_block_elt->ptr = g_new(char, HBB_BLOCKSIZE); |
| 71 | 67 hbuf_block_elt->flags = HBB_FLAG_ALLOC | HBB_FLAG_PERSISTENT; |
| 182 | 68 hbuf_block_elt->ptr_end_alloc = hbuf_block_elt->ptr + HBB_BLOCKSIZE; |
| 71 | 69 *p_hbuf = g_list_append(*p_hbuf, hbuf_block_elt); |
| 70 } else { | |
|
502
3134b4960cdb
Fix mixed declaration and code
Mikael Berthe <mikael@lilotux.net>
parents:
464
diff
changeset
|
71 hbuf_block *hbuf_b_prev; |
|
392
6329c9601704
Speed up hbuf_add_line()
Mikael Berthe <mikael@lilotux.net>
parents:
390
diff
changeset
|
72 // Set p_hbuf to the end of the list, to speed up history loading |
|
6329c9601704
Speed up hbuf_add_line()
Mikael Berthe <mikael@lilotux.net>
parents:
390
diff
changeset
|
73 // (or CPU time will be used by g_list_last() for each line) |
|
6329c9601704
Speed up hbuf_add_line()
Mikael Berthe <mikael@lilotux.net>
parents:
390
diff
changeset
|
74 hbuf = *p_hbuf = g_list_last(*p_hbuf); |
|
502
3134b4960cdb
Fix mixed declaration and code
Mikael Berthe <mikael@lilotux.net>
parents:
464
diff
changeset
|
75 hbuf_b_prev = hbuf->data; |
| 71 | 76 hbuf_block_elt->ptr = hbuf_b_prev->ptr_end; |
| 77 hbuf_block_elt->flags = HBB_FLAG_PERSISTENT; | |
| 182 | 78 hbuf_block_elt->ptr_end_alloc = hbuf_b_prev->ptr_end_alloc; |
|
790
5d4ad1d77da4
Kill a few gcc4 warnings
Mikael Berthe <mikael@lilotux.net>
parents:
733
diff
changeset
|
79 *p_hbuf = g_list_append(*p_hbuf, hbuf_block_elt); |
| 71 | 80 } |
| 81 | |
| 82 if (strlen(text) >= HBB_BLOCKSIZE) { | |
| 83 // Too long | |
| 84 text = "[ERR:LINE_TOO_LONG]"; | |
| 197 | 85 hbuf_block_elt->prefix.flags |= HBB_PREFIX_INFO; |
| 71 | 86 } |
| 182 | 87 if (hbuf_block_elt->ptr + strlen(text) >= hbuf_block_elt->ptr_end_alloc) { |
| 71 | 88 // Too long for the current allocated bloc, we need another one |
| 390 | 89 hbuf_block_elt->ptr = g_new0(char, HBB_BLOCKSIZE); |
| 71 | 90 hbuf_block_elt->flags = HBB_FLAG_ALLOC | HBB_FLAG_PERSISTENT; |
| 182 | 91 hbuf_block_elt->ptr_end_alloc = hbuf_block_elt->ptr + HBB_BLOCKSIZE; |
| 71 | 92 } |
| 93 | |
| 94 line = hbuf_block_elt->ptr; | |
| 95 // Ok, now we can copy the text.. | |
| 96 strcpy(line, text); | |
| 97 hbuf_block_elt->ptr_end = line + strlen(line) + 1; | |
| 98 end = hbuf_block_elt->ptr_end; | |
| 99 | |
| 100 // Let's add non-persistent blocs if necessary | |
| 101 // - If there are '\n' in the string | |
| 102 // - If length > width (and width != 0) | |
| 103 cr = strchr(line, '\n'); | |
| 104 while (cr || (width && strlen(line) > width)) { | |
| 105 hbuf_block *hbuf_b_prev = hbuf_block_elt; | |
| 106 | |
| 107 if (!width || (cr && (cr - line <= (int)width))) { | |
| 108 // Carriage return | |
| 109 *cr = 0; | |
| 110 hbuf_block_elt->ptr_end = cr; | |
| 111 // Create another persistent block | |
| 112 hbuf_block_elt = g_new0(hbuf_block, 1); | |
| 113 hbuf_block_elt->ptr = hbuf_b_prev->ptr_end + 1; // == cr+1 | |
| 114 hbuf_block_elt->ptr_end = end; | |
| 115 hbuf_block_elt->flags = HBB_FLAG_PERSISTENT; | |
| 182 | 116 hbuf_block_elt->ptr_end_alloc = hbuf_b_prev->ptr_end_alloc; |
|
790
5d4ad1d77da4
Kill a few gcc4 warnings
Mikael Berthe <mikael@lilotux.net>
parents:
733
diff
changeset
|
117 *p_hbuf = g_list_append(*p_hbuf, hbuf_block_elt); |
| 71 | 118 line = hbuf_block_elt->ptr; |
| 119 } else { | |
| 120 // We need to break where we can find a space char | |
| 121 char *br; // break pointer | |
| 122 for (br = line + width; br > line && *br != 32 && *br != 9; br--) | |
| 123 ; | |
| 124 if (br <= line) | |
| 125 br = line + width; | |
| 126 else | |
| 127 br++; | |
| 128 hbuf_block_elt->ptr_end = br; | |
| 129 // Create another block, non-persistent | |
| 130 hbuf_block_elt = g_new0(hbuf_block, 1); | |
| 131 hbuf_block_elt->ptr = hbuf_b_prev->ptr_end; // == br | |
| 132 hbuf_block_elt->ptr_end = end; | |
| 133 hbuf_block_elt->flags = 0; | |
| 182 | 134 hbuf_block_elt->ptr_end_alloc = hbuf_b_prev->ptr_end_alloc; |
|
790
5d4ad1d77da4
Kill a few gcc4 warnings
Mikael Berthe <mikael@lilotux.net>
parents:
733
diff
changeset
|
135 *p_hbuf = g_list_append(*p_hbuf, hbuf_block_elt); |
| 71 | 136 line = hbuf_block_elt->ptr; |
| 137 } | |
| 138 cr = strchr(line, '\n'); | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 // hbuf_free() | |
| 143 // Destroys all hbuf list. | |
| 144 void hbuf_free(GList **p_hbuf) | |
| 145 { | |
| 146 hbuf_block *hbuf_b_elt; | |
| 147 GList *hbuf_elt; | |
| 148 GList *first_elt = g_list_first(*p_hbuf); | |
| 149 | |
| 150 for (hbuf_elt = first_elt; hbuf_elt; hbuf_elt = g_list_next(hbuf_elt)) { | |
| 151 hbuf_b_elt = (hbuf_block*)(hbuf_elt->data); | |
| 152 if (hbuf_b_elt->flags & HBB_FLAG_ALLOC) { | |
| 153 g_free(hbuf_b_elt->ptr); | |
| 154 } | |
| 390 | 155 g_free(hbuf_b_elt); |
| 71 | 156 } |
| 157 | |
| 158 g_list_free(*p_hbuf); | |
| 159 *p_hbuf = NULL; | |
| 160 } | |
| 161 | |
| 162 // hbuf_rebuild() | |
| 163 // Rebuild all hbuf list, with the new width. | |
| 164 // If width == 0, lines are not wrapped. | |
| 165 void hbuf_rebuild(GList **p_hbuf, unsigned int width) | |
| 166 { | |
| 167 GList *first_elt, *curr_elt, *next_elt; | |
| 168 hbuf_block *hbuf_b_curr, *hbuf_b_next; | |
| 169 | |
| 150 | 170 // *p_hbuf needs to be the head of the list |
| 171 first_elt = *p_hbuf = g_list_first(*p_hbuf); | |
| 71 | 172 |
| 173 // #1 Remove non-persistent blocks (ptr_end should be updated!) | |
| 174 curr_elt = first_elt; | |
| 175 while (curr_elt) { | |
| 176 next_elt = g_list_next(curr_elt); | |
| 177 // Last element? | |
| 178 if (!next_elt) | |
| 179 break; | |
| 180 hbuf_b_curr = (hbuf_block*)(curr_elt->data); | |
| 181 hbuf_b_next = (hbuf_block*)(next_elt->data); | |
| 182 // Is next line not-persistent? | |
| 183 if (!(hbuf_b_next->flags & HBB_FLAG_PERSISTENT)) { | |
| 184 hbuf_b_curr->ptr_end = hbuf_b_next->ptr_end; | |
| 390 | 185 g_free(hbuf_b_next); |
|
790
5d4ad1d77da4
Kill a few gcc4 warnings
Mikael Berthe <mikael@lilotux.net>
parents:
733
diff
changeset
|
186 curr_elt = g_list_delete_link(curr_elt, next_elt); |
| 393 | 187 } else |
| 71 | 188 curr_elt = next_elt; |
| 189 } | |
| 190 // #2 Go back to head and create non-persistent blocks when needed | |
| 191 if (width) { | |
| 192 char *line, *end; | |
| 193 curr_elt = first_elt; | |
| 194 | |
| 195 while (curr_elt) { | |
| 196 hbuf_b_curr = (hbuf_block*)(curr_elt->data); | |
| 197 line = hbuf_b_curr->ptr; | |
| 198 if (strlen(line) > width) { | |
| 199 hbuf_block *hbuf_b_prev = hbuf_b_curr; | |
| 200 | |
| 201 // We need to break where we can find a space char | |
| 202 char *br; // break pointer | |
| 203 for (br = line + width; br > line && *br != 32 && *br != 9; br--) | |
| 204 ; | |
| 205 if (br <= line) | |
| 206 br = line + width; | |
| 207 else | |
| 208 br++; | |
| 209 end = hbuf_b_curr->ptr_end; | |
| 210 hbuf_b_curr->ptr_end = br; | |
| 211 // Create another block, non-persistent | |
| 212 hbuf_b_curr = g_new0(hbuf_block, 1); | |
| 213 hbuf_b_curr->ptr = hbuf_b_prev->ptr_end; // == br | |
| 214 hbuf_b_curr->ptr_end = end; | |
| 215 hbuf_b_curr->flags = 0; | |
| 182 | 216 hbuf_b_curr->ptr_end_alloc = hbuf_b_prev->ptr_end_alloc; |
| 150 | 217 // This is OK because insert_before(NULL) == append(): |
| 218 *p_hbuf = g_list_insert_before(*p_hbuf, curr_elt->next, hbuf_b_curr); | |
| 71 | 219 } |
| 220 curr_elt = g_list_next(curr_elt); | |
| 221 } | |
| 222 } | |
| 223 } | |
| 224 | |
| 189 | 225 // hbuf_previous_persistent() |
| 226 // Returns the previous persistent block (line). If the given line is | |
| 227 // persistent, then it is returned. | |
| 228 // This function is used for example when resizing a buffer. If the top of the | |
| 229 // screen is on a non-persistent block, then a screen resize could destroy this | |
| 230 // line... | |
| 231 GList *hbuf_previous_persistent(GList *l_line) | |
| 232 { | |
| 233 hbuf_block *hbuf_b_elt; | |
| 234 | |
| 235 while (l_line) { | |
| 236 hbuf_b_elt = (hbuf_block*)l_line->data; | |
| 237 if (hbuf_b_elt->flags & HBB_FLAG_PERSISTENT) | |
| 238 return l_line; | |
| 239 l_line = g_list_previous(l_line); | |
| 240 } | |
| 241 | |
| 242 return NULL; | |
| 243 } | |
| 244 | |
|
368
da50f08ea058
Update hbuf_get_lines() comment
Mikael Berthe <mikael@lilotux.net>
parents:
197
diff
changeset
|
245 // hbuf_get_lines(hbuf, n) |
|
370
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
246 // Returns an array of n hbb_line pointers |
| 71 | 247 // (The first line will be the line currently pointed by hbuf) |
|
368
da50f08ea058
Update hbuf_get_lines() comment
Mikael Berthe <mikael@lilotux.net>
parents:
197
diff
changeset
|
248 // Note: The caller should free the array and the text pointers after use. |
| 184 | 249 hbb_line **hbuf_get_lines(GList *hbuf, unsigned int n) |
| 71 | 250 { |
| 251 unsigned int i; | |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
252 hbuf_block *blk; |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
253 guchar last_persist_prefixflags = 0; |
|
733
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
254 GList *last_persist; // last persistent flags |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
255 |
|
733
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
256 // To be able to correctly highlight multi-line messages, |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
257 // we need to look at the last non-null prefix, which should be the first |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
258 // line of the message. |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
259 last_persist = hbuf_previous_persistent(hbuf); |
|
733
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
260 while (last_persist) { |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
261 blk = (hbuf_block*)last_persist->data; |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
262 if ((blk->flags & HBB_FLAG_PERSISTENT) && blk->prefix.flags) { |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
263 last_persist_prefixflags = blk->prefix.flags; |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
264 break; |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
265 } |
|
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
266 last_persist = g_list_previous(last_persist); |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
267 } |
| 71 | 268 |
| 184 | 269 hbb_line **array = g_new0(hbb_line*, n); |
| 270 hbb_line **array_elt = array; | |
| 71 | 271 |
| 272 for (i=0 ; i < n ; i++) { | |
| 273 if (hbuf) { | |
| 274 int maxlen; | |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
275 blk = (hbuf_block*)(hbuf->data); |
| 71 | 276 maxlen = blk->ptr_end - blk->ptr; |
| 184 | 277 *array_elt = (hbb_line*)g_new(hbb_line, 1); |
| 278 (*array_elt)->timestamp = blk->prefix.timestamp; | |
| 279 (*array_elt)->flags = blk->prefix.flags; | |
| 280 (*array_elt)->text = g_strndup(blk->ptr, maxlen); | |
| 281 | |
|
733
c502bfe67c31
Fix highlighting of outgoing multi-line messages
Mikael Berthe <mikael@lilotux.net>
parents:
729
diff
changeset
|
282 if ((blk->flags & HBB_FLAG_PERSISTENT) && blk->prefix.flags) { |
|
729
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
283 last_persist_prefixflags = blk->prefix.flags; |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
284 } else { |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
285 // Propagate hilighting flag |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
286 (*array_elt)->flags |= last_persist_prefixflags & HBB_PREFIX_HLIGHT; |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
287 } |
|
39f67cade02c
Use bold font for outgoing messages
Mikael Berthe <mikael@lilotux.net>
parents:
699
diff
changeset
|
288 |
| 71 | 289 hbuf = g_list_next(hbuf); |
| 290 } else | |
| 184 | 291 break; |
| 292 | |
| 293 array_elt++; | |
| 71 | 294 } |
| 295 | |
| 296 return array; | |
| 297 } | |
| 298 | |
|
370
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
299 // hbuf_search(hbuf, direction, string) |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
300 // Look backward/forward for a line containing string in the history buffer |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
301 // Search starts at hbuf, and goes forward if direction == 1, backward if -1 |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
302 GList *hbuf_search(GList *hbuf, int direction, const char *string) |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
303 { |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
304 hbuf_block *blk; |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
305 |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
306 for (;;) { |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
307 if (direction > 0) |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
308 hbuf = g_list_next(hbuf); |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
309 else |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
310 hbuf = g_list_previous(hbuf); |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
311 |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
312 if (!hbuf) break; |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
313 |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
314 blk = (hbuf_block*)(hbuf->data); |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
315 // XXX blk->ptr is (maybe) not really correct, because the match should |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
316 // not be after ptr_end. We should check that... |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
317 if (strcasestr(blk->ptr, string)) |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
318 break; |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
319 } |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
320 |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
321 return hbuf; |
|
dd9e2eb52916
Add /buffer search_{backward,forward}
Mikael Berthe <mikael@lilotux.net>
parents:
368
diff
changeset
|
322 } |
| 462 | 323 |
| 464 | 324 // hbuf_jump_date(hbuf, t) |
| 325 // Return a pointer to the first line after date t in the history buffer | |
| 326 GList *hbuf_jump_date(GList *hbuf, time_t t) | |
| 327 { | |
| 328 hbuf_block *blk; | |
| 329 | |
| 330 hbuf = g_list_first(hbuf); | |
| 331 | |
| 332 for ( ; hbuf && g_list_next(hbuf); hbuf = g_list_next(hbuf)) { | |
| 333 blk = (hbuf_block*)(hbuf->data); | |
| 334 if (blk->prefix.timestamp >= t) break; | |
| 335 } | |
| 336 | |
| 337 return hbuf; | |
| 338 } | |
| 339 | |
| 462 | 340 // hbuf_jump_percent(hbuf, pc) |
| 341 // Return a pointer to the line at % pc of the history buffer | |
| 342 GList *hbuf_jump_percent(GList *hbuf, int pc) | |
| 343 { | |
| 344 guint hlen; | |
| 345 | |
| 346 hbuf = g_list_first(hbuf); | |
| 347 hlen = g_list_length(hbuf); | |
| 348 | |
| 349 return g_list_nth(hbuf, pc*hlen/100); | |
| 350 } | |
| 576 | 351 |
| 580 | 352 /* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */ |