Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
Newer
Older
100644 483 lines (399 sloc) 11.023 kB
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
1 /*
2 * LibXDiff by Davide Libenzi ( File Differential Library )
3 * Copyright (C) 2003 Davide Libenzi
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library 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 GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 * Davide Libenzi <davidel@xmailserver.org>
20 *
21 */
22
6942efc @trast xdiff: load full words in the inner loop of xdl_hash_record
trast authored
23 #include <limits.h>
24 #include <assert.h>
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
25 #include "xinclude.h"
26
27
28
29
ca557af @davidel Clean-up trivially redundant diff.
davidel authored
30 long xdl_bogosqrt(long n) {
31 long i;
32
33 /*
34 * Classical integer square root approximation using shifts.
35 */
36 for (i = 1; n > 0; n >>= 2)
37 i <<= 1;
38
39 return i;
40 }
41
42
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
43 int xdl_emit_diffrec(char const *rec, long size, char const *pre, long psize,
44 xdemitcb_t *ecb) {
d281786 xdiff: minor changes to match libxdiff-0.21
Junio C Hamano authored
45 int i = 2;
621c53c builtin-diff: \No newline at end of file.
Linus Torvalds authored
46 mmbuffer_t mb[3];
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
47
48 mb[0].ptr = (char *) pre;
49 mb[0].size = psize;
50 mb[1].ptr = (char *) rec;
51 mb[1].size = size;
d281786 xdiff: minor changes to match libxdiff-0.21
Junio C Hamano authored
52 if (size > 0 && rec[size - 1] != '\n') {
53 mb[2].ptr = (char *) "\n\\ No newline at end of file\n";
621c53c builtin-diff: \No newline at end of file.
Linus Torvalds authored
54 mb[2].size = strlen(mb[2].ptr);
d281786 xdiff: minor changes to match libxdiff-0.21
Junio C Hamano authored
55 i++;
621c53c builtin-diff: \No newline at end of file.
Linus Torvalds authored
56 }
57 if (ecb->outf(ecb->priv, mb, i) < 0) {
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
58
59 return -1;
60 }
61
62 return 0;
63 }
64
65 void *xdl_mmfile_first(mmfile_t *mmf, long *size)
66 {
67 *size = mmf->size;
68 return mmf->ptr;
69 }
70
71
72 long xdl_mmfile_size(mmfile_t *mmf)
73 {
74 return mmf->size;
75 }
76
77
78 int xdl_cha_init(chastore_t *cha, long isize, long icount) {
79
80 cha->head = cha->tail = NULL;
81 cha->isize = isize;
82 cha->nsize = icount * isize;
83 cha->ancur = cha->sncur = NULL;
84 cha->scurr = 0;
85
86 return 0;
87 }
88
89
90 void xdl_cha_free(chastore_t *cha) {
91 chanode_t *cur, *tmp;
92
93 for (cur = cha->head; (tmp = cur) != NULL;) {
94 cur = cur->next;
95 xdl_free(tmp);
96 }
97 }
98
99
100 void *xdl_cha_alloc(chastore_t *cha) {
101 chanode_t *ancur;
102 void *data;
103
104 if (!(ancur = cha->ancur) || ancur->icurr == cha->nsize) {
105 if (!(ancur = (chanode_t *) xdl_malloc(sizeof(chanode_t) + cha->nsize))) {
106
107 return NULL;
108 }
109 ancur->icurr = 0;
110 ancur->next = NULL;
111 if (cha->tail)
112 cha->tail->next = ancur;
113 if (!cha->head)
114 cha->head = ancur;
115 cha->tail = ancur;
116 cha->ancur = ancur;
117 }
118
119 data = (char *) ancur + sizeof(chanode_t) + ancur->icurr;
120 ancur->icurr += cha->isize;
121
122 return data;
123 }
124
86abba8 @rctay xdiff/xprepare: use a smaller sample size for histogram diff
rctay authored
125 long xdl_guess_lines(mmfile_t *mf, long sample) {
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
126 long nl = 0, size, tsize = 0;
127 char const *data, *cur, *top;
128
129 if ((cur = data = xdl_mmfile_first(mf, &size)) != NULL) {
739864b @rctay xdiff: do away with xdl_mmfile_next()
rctay authored
130 for (top = data + size; nl < sample && cur < top; ) {
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
131 nl++;
132 if (!(cur = memchr(cur, '\n', top - cur)))
133 cur = top;
134 else
135 cur++;
136 }
137 tsize += (long) (cur - data);
138 }
139
140 if (nl && tsize)
141 nl = xdl_mmfile_size(mf) / (tsize / nl);
142
143 return nl + 1;
144 }
145
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
146 int xdl_recmatch(const char *l1, long s1, const char *l2, long s2, long flags)
147 {
148 int i1, i2;
149
b4cf0f1 @dgreid xdiff: optimise for no whitespace difference when ignoring whitespace.
dgreid authored
150 if (s1 == s2 && !memcmp(l1, l2, s1))
151 return 1;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
152 if (!(flags & XDF_WHITESPACE_FLAGS))
b4cf0f1 @dgreid xdiff: optimise for no whitespace difference when ignoring whitespace.
dgreid authored
153 return 0;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
154
155 i1 = 0;
156 i2 = 0;
157
158 /*
159 * -w matches everything that matches with -b, and -b in turn
160 * matches everything that matches with --ignore-space-at-eol.
161 *
162 * Each flavor of ignoring needs different logic to skip whitespaces
163 * while we have both sides to compare.
164 */
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
165 if (flags & XDF_IGNORE_WHITESPACE) {
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
166 goto skip_ws;
167 while (i1 < s1 && i2 < s2) {
168 if (l1[i1++] != l2[i2++])
2344d47 @dscho diff: fix 2 whitespace issues
dscho authored
169 return 0;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
170 skip_ws:
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
171 while (i1 < s1 && XDL_ISSPACE(l1[i1]))
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
172 i1++;
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
173 while (i2 < s2 && XDL_ISSPACE(l2[i2]))
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
174 i2++;
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
175 }
176 } else if (flags & XDF_IGNORE_WHITESPACE_CHANGE) {
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
177 while (i1 < s1 && i2 < s2) {
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
178 if (XDL_ISSPACE(l1[i1]) && XDL_ISSPACE(l2[i2])) {
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
179 /* Skip matching spaces and try again */
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
180 while (i1 < s1 && XDL_ISSPACE(l1[i1]))
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
181 i1++;
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
182 while (i2 < s2 && XDL_ISSPACE(l2[i2]))
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
183 i2++;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
184 continue;
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
185 }
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
186 if (l1[i1++] != l2[i2++])
187 return 0;
188 }
189 } else if (flags & XDF_IGNORE_WHITESPACE_AT_EOL) {
190 while (i1 < s1 && i2 < s2 && l1[i1++] == l2[i2++])
191 ; /* keep going */
192 }
193
194 /*
195 * After running out of one side, the remaining side must have
196 * nothing but whitespace for the lines to match. Note that
197 * ignore-whitespace-at-eol case may break out of the loop
198 * while there still are characters remaining on both lines.
199 */
200 if (i1 < s1) {
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
201 while (i1 < s1 && XDL_ISSPACE(l1[i1]))
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
202 i1++;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
203 if (s1 != i1)
204 return 0;
205 }
206 if (i2 < s2) {
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
207 while (i2 < s2 && XDL_ISSPACE(l2[i2]))
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
208 i2++;
3b5ef0e @gitster xutils: Fix xdl_recmatch() on incomplete lines
gitster authored
209 return (s2 == i2);
210 }
211 return 1;
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
212 }
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
213
824f782 @dscho xdiff/xutils.c(xdl_hash_record): factor out whitespace handling
dscho authored
214 static unsigned long xdl_hash_record_with_whitespace(char const **data,
215 char const *top, long flags) {
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
216 unsigned long ha = 5381;
217 char const *ptr = *data;
218
219 for (; ptr < top && *ptr != '\n'; ptr++) {
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
220 if (XDL_ISSPACE(*ptr)) {
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
221 const char *ptr2 = ptr;
78ed710 @gitster xutils: Fix hashing an incomplete line with whitespaces at the end
gitster authored
222 int at_eol;
349362c @jrn xdiff: cast arguments for ctype functions to unsigned char
jrn authored
223 while (ptr + 1 < top && XDL_ISSPACE(ptr[1])
2344d47 @dscho diff: fix 2 whitespace issues
dscho authored
224 && ptr[1] != '\n')
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
225 ptr++;
78ed710 @gitster xutils: Fix hashing an incomplete line with whitespaces at the end
gitster authored
226 at_eol = (top <= ptr + 1 || ptr[1] == '\n');
6d12ace Fix combined use of whitespace ignore options to diff
Keith Cascio authored
227 if (flags & XDF_IGNORE_WHITESPACE)
228 ; /* already handled */
229 else if (flags & XDF_IGNORE_WHITESPACE_CHANGE
78ed710 @gitster xutils: Fix hashing an incomplete line with whitespaces at the end
gitster authored
230 && !at_eol) {
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
231 ha += (ha << 5);
232 ha ^= (unsigned long) ' ';
233 }
6d12ace Fix combined use of whitespace ignore options to diff
Keith Cascio authored
234 else if (flags & XDF_IGNORE_WHITESPACE_AT_EOL
78ed710 @gitster xutils: Fix hashing an incomplete line with whitespaces at the end
gitster authored
235 && !at_eol) {
859f9c4 @dscho teach diff machinery about --ignore-space-at-eol
dscho authored
236 while (ptr2 != ptr + 1) {
237 ha += (ha << 5);
238 ha ^= (unsigned long) *ptr2;
239 ptr2++;
240 }
241 }
0d21efa @dscho Teach diff about -b and -w flags
dscho authored
242 continue;
243 }
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
244 ha += (ha << 5);
245 ha ^= (unsigned long) *ptr;
246 }
247 *data = ptr < top ? ptr + 1: ptr;
248
249 return ha;
250 }
251
6942efc @trast xdiff: load full words in the inner loop of xdl_hash_record
trast authored
252 #ifdef XDL_FAST_HASH
253
9322ce2 xdiff: avoid compiler warnings with XDL_FAST_HASH on 32-bit machines
René Scharfe authored
254 #define REPEAT_BYTE(x) ((~0ul / 0xff) * (x))
255
256 #define ONEBYTES REPEAT_BYTE(0x01)
257 #define NEWLINEBYTES REPEAT_BYTE(0x0a)
258 #define HIGHBITS REPEAT_BYTE(0x80)
6942efc @trast xdiff: load full words in the inner loop of xdl_hash_record
trast authored
259
260 /* Return the high bit set in the first byte that is a zero */
261 static inline unsigned long has_zero(unsigned long a)
262 {
263 return ((a - ONEBYTES) & ~a) & HIGHBITS;
264 }
265
266 static inline long count_masked_bytes(unsigned long mask)
267 {
6f1af02 @trast xdiff: choose XDL_FAST_HASH code on sizeof(long) instead of __WORDSIZE
trast authored
268 if (sizeof(long) == 8) {
269 /*
270 * Jan Achrenius on G+: microoptimized version of
271 * the simpler "(mask & ONEBYTES) * ONEBYTES >> 56"
272 * that works for the bytemasks without having to
273 * mask them first.
274 */
275 /*
7e356a9 xdiff: avoid more compiler warnings with XDL_FAST_HASH on 32-bit mach…
René Scharfe authored
276 * return mask * 0x0001020304050608 >> 56;
6f1af02 @trast xdiff: choose XDL_FAST_HASH code on sizeof(long) instead of __WORDSIZE
trast authored
277 *
7e356a9 xdiff: avoid more compiler warnings with XDL_FAST_HASH on 32-bit mach…
René Scharfe authored
278 * Doing it like this avoids warnings on 32-bit machines.
6f1af02 @trast xdiff: choose XDL_FAST_HASH code on sizeof(long) instead of __WORDSIZE
trast authored
279 */
7e356a9 xdiff: avoid more compiler warnings with XDL_FAST_HASH on 32-bit mach…
René Scharfe authored
280 long a = (REPEAT_BYTE(0x01) / 0xff + 1);
281 return mask * a >> (sizeof(long) * 7);
6f1af02 @trast xdiff: choose XDL_FAST_HASH code on sizeof(long) instead of __WORDSIZE
trast authored
282 } else {
8072766 xdiff: import new 32-bit version of count_masked_bytes()
René Scharfe authored
283 /* Carl Chatfield / Jan Achrenius G+ version for 32-bit */
284 /* (000000 0000ff 00ffff ffffff) -> ( 1 1 2 3 ) */
285 long a = (0x0ff0001 + mask) >> 23;
286 /* Fix the 1 for 00 case */
287 return a & mask;
6f1af02 @trast xdiff: choose XDL_FAST_HASH code on sizeof(long) instead of __WORDSIZE
trast authored
288 }
6942efc @trast xdiff: load full words in the inner loop of xdl_hash_record
trast authored
289 }
290
291 unsigned long xdl_hash_record(char const **data, char const *top, long flags)
292 {
293 unsigned long hash = 5381;
294 unsigned long a = 0, mask = 0;
295 char const *ptr = *data;
296 char const *end = top - sizeof(unsigned long) + 1;
297
298 if (flags & XDF_WHITESPACE_FLAGS)
299 return xdl_hash_record_with_whitespace(data, top, flags);
300
301 ptr -= sizeof(unsigned long);
302 do {
303 hash += hash << 5;
304 hash ^= a;
305 ptr += sizeof(unsigned long);
306 if (ptr >= end)
307 break;
308 a = *(unsigned long *)ptr;
309 /* Do we have any '\n' bytes in this word? */
310 mask = has_zero(a ^ NEWLINEBYTES);
311 } while (!mask);
312
313 if (ptr >= end) {
314 /*
315 * There is only a partial word left at the end of the
316 * buffer. Because we may work with a memory mapping,
317 * we have to grab the rest byte by byte instead of
318 * blindly reading it.
319 *
320 * To avoid problems with masking in a signed value,
321 * we use an unsigned char here.
322 */
323 const char *p;
324 for (p = top - 1; p >= ptr; p--)
325 a = (a << 8) + *((const unsigned char *)p);
326 mask = has_zero(a ^ NEWLINEBYTES);
327 if (!mask)
328 /*
329 * No '\n' found in the partial word. Make a
330 * mask that matches what we read.
331 */
332 mask = 1UL << (8 * (top - ptr) + 7);
333 }
334
335 /* The mask *below* the first high bit set */
336 mask = (mask - 1) & ~mask;
337 mask >>= 7;
338 hash += hash << 5;
339 hash ^= a & mask;
340
341 /* Advance past the last (possibly partial) word */
342 ptr += count_masked_bytes(mask);
343
344 if (ptr < top) {
345 assert(*ptr == '\n');
346 ptr++;
347 }
348
349 *data = ptr;
350
351 return hash;
352 }
353
354 #else /* XDL_FAST_HASH */
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
355
824f782 @dscho xdiff/xutils.c(xdl_hash_record): factor out whitespace handling
dscho authored
356 unsigned long xdl_hash_record(char const **data, char const *top, long flags) {
357 unsigned long ha = 5381;
358 char const *ptr = *data;
359
360 if (flags & XDF_WHITESPACE_FLAGS)
361 return xdl_hash_record_with_whitespace(data, top, flags);
362
363 for (; ptr < top && *ptr != '\n'; ptr++) {
364 ha += (ha << 5);
365 ha ^= (unsigned long) *ptr;
366 }
367 *data = ptr < top ? ptr + 1: ptr;
368
369 return ha;
370 }
371
6942efc @trast xdiff: load full words in the inner loop of xdl_hash_record
trast authored
372 #endif /* XDL_FAST_HASH */
824f782 @dscho xdiff/xutils.c(xdl_hash_record): factor out whitespace handling
dscho authored
373
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
374 unsigned int xdl_hashbits(unsigned int size) {
375 unsigned int val = 1, bits = 0;
376
377 for (; val < size && bits < CHAR_BIT * sizeof(unsigned int); val <<= 1, bits++);
378 return bits ? bits: 1;
379 }
380
381
382 int xdl_num_out(char *out, long val) {
383 char *ptr, *str = out;
384 char buf[32];
385
386 ptr = buf + sizeof(buf) - 1;
387 *ptr = '\0';
388 if (val < 0) {
389 *--ptr = '-';
390 val = -val;
391 }
392 for (; val && ptr > buf; val /= 10)
393 *--ptr = "0123456789"[val % 10];
394 if (*ptr)
395 for (; *ptr; ptr++, str++)
396 *str = *ptr;
397 else
398 *str++ = '0';
399 *str = '\0';
400
401 return str - out;
402 }
403
acb7257 xdiff: Show function names in hunk headers.
Mark Wooding authored
404 int xdl_emit_hunk_hdr(long s1, long c1, long s2, long c2,
405 const char *func, long funclen, xdemitcb_t *ecb) {
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
406 int nb = 0;
407 mmbuffer_t mb;
408 char buf[128];
409
410 memcpy(buf, "@@ -", 4);
411 nb += 4;
412
ca557af @davidel Clean-up trivially redundant diff.
davidel authored
413 nb += xdl_num_out(buf + nb, c1 ? s1: s1 - 1);
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
414
3ce8f08 built-in diff: minimum tweaks
Junio C Hamano authored
415 if (c1 != 1) {
416 memcpy(buf + nb, ",", 1);
417 nb += 1;
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
418
3ce8f08 built-in diff: minimum tweaks
Junio C Hamano authored
419 nb += xdl_num_out(buf + nb, c1);
420 }
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
421
422 memcpy(buf + nb, " +", 2);
423 nb += 2;
424
ca557af @davidel Clean-up trivially redundant diff.
davidel authored
425 nb += xdl_num_out(buf + nb, c2 ? s2: s2 - 1);
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
426
3ce8f08 built-in diff: minimum tweaks
Junio C Hamano authored
427 if (c2 != 1) {
428 memcpy(buf + nb, ",", 1);
429 nb += 1;
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
430
3ce8f08 built-in diff: minimum tweaks
Junio C Hamano authored
431 nb += xdl_num_out(buf + nb, c2);
432 }
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
433
acb7257 xdiff: Show function names in hunk headers.
Mark Wooding authored
434 memcpy(buf + nb, " @@", 3);
435 nb += 3;
436 if (func && funclen) {
437 buf[nb++] = ' ';
438 if (funclen > sizeof(buf) - nb - 1)
439 funclen = sizeof(buf) - nb - 1;
440 memcpy(buf + nb, func, funclen);
441 nb += funclen;
442 }
443 buf[nb++] = '\n';
3443546 Use a *real* built-in diff generator
Linus Torvalds authored
444
445 mb.ptr = buf;
446 mb.size = nb;
447 if (ecb->outf(ecb->priv, &mb, 1) < 0)
448 return -1;
449
450 return 0;
451 }
1d26b25 @rctay xdiff/xpatience: factor out fall-back-diff function
rctay authored
452
453 int xdl_fall_back_diff(xdfenv_t *diff_env, xpparam_t const *xpp,
454 int line1, int count1, int line2, int count2)
455 {
456 /*
457 * This probably does not work outside Git, since
458 * we have a very simple mmfile structure.
459 *
460 * Note: ideally, we would reuse the prepared environment, but
461 * the libxdiff interface does not (yet) allow for diffing only
462 * ranges of lines instead of the whole files.
463 */
464 mmfile_t subfile1, subfile2;
465 xdfenv_t env;
466
467 subfile1.ptr = (char *)diff_env->xdf1.recs[line1 - 1]->ptr;
468 subfile1.size = diff_env->xdf1.recs[line1 + count1 - 2]->ptr +
469 diff_env->xdf1.recs[line1 + count1 - 2]->size - subfile1.ptr;
470 subfile2.ptr = (char *)diff_env->xdf2.recs[line2 - 1]->ptr;
471 subfile2.size = diff_env->xdf2.recs[line2 + count2 - 2]->ptr +
472 diff_env->xdf2.recs[line2 + count2 - 2]->size - subfile2.ptr;
473 if (xdl_do_diff(&subfile1, &subfile2, xpp, &env) < 0)
474 return -1;
475
476 memcpy(diff_env->xdf1.rchg + line1 - 1, env.xdf1.rchg, count1);
477 memcpy(diff_env->xdf2.rchg + line2 - 1, env.xdf2.rchg, count2);
478
479 xdl_free_env(&env);
480
481 return 0;
482 }
Something went wrong with that request. Please try again.