2 e9ce266e 2022-03-07 op * Copyright 1986, Larry Wall
4 e9ce266e 2022-03-07 op * Redistribution and use in source and binary forms, with or without
5 e9ce266e 2022-03-07 op * modification, are permitted provided that the following condition is met:
6 e9ce266e 2022-03-07 op * 1. Redistributions of source code must retain the above copyright notice,
7 e9ce266e 2022-03-07 op * this condition and the following disclaimer.
9 e9ce266e 2022-03-07 op * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
10 e9ce266e 2022-03-07 op * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
11 e9ce266e 2022-03-07 op * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
12 e9ce266e 2022-03-07 op * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
13 e9ce266e 2022-03-07 op * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
14 e9ce266e 2022-03-07 op * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
15 e9ce266e 2022-03-07 op * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
16 e9ce266e 2022-03-07 op * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
17 e9ce266e 2022-03-07 op * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
18 e9ce266e 2022-03-07 op * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
19 e9ce266e 2022-03-07 op * SUCH DAMAGE.
23 e9ce266e 2022-03-07 op * Copyright (c) 2022 Omar Polo <op@openbsd.org>
25 e9ce266e 2022-03-07 op * Permission to use, copy, modify, and distribute this software for any
26 e9ce266e 2022-03-07 op * purpose with or without fee is hereby granted, provided that the above
27 e9ce266e 2022-03-07 op * copyright notice and this permission notice appear in all copies.
29 e9ce266e 2022-03-07 op * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
30 e9ce266e 2022-03-07 op * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
31 e9ce266e 2022-03-07 op * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
32 e9ce266e 2022-03-07 op * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
33 e9ce266e 2022-03-07 op * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
34 e9ce266e 2022-03-07 op * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
35 e9ce266e 2022-03-07 op * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
38 e9ce266e 2022-03-07 op #include <sys/types.h>
39 e9ce266e 2022-03-07 op #include <sys/queue.h>
40 e9ce266e 2022-03-07 op #include <sys/uio.h>
42 e9ce266e 2022-03-07 op #include <ctype.h>
43 e9ce266e 2022-03-07 op #include <limits.h>
44 e9ce266e 2022-03-07 op #include <paths.h>
45 e9ce266e 2022-03-07 op #include <sha1.h>
46 e9ce266e 2022-03-07 op #include <stdint.h>
47 e9ce266e 2022-03-07 op #include <stdio.h>
48 e9ce266e 2022-03-07 op #include <stdlib.h>
49 e9ce266e 2022-03-07 op #include <string.h>
50 e9ce266e 2022-03-07 op #include <unistd.h>
51 e9ce266e 2022-03-07 op #include <imsg.h>
53 e9ce266e 2022-03-07 op #include "got_error.h"
54 e9ce266e 2022-03-07 op #include "got_object.h"
56 e9ce266e 2022-03-07 op #include "got_lib_delta.h"
57 e9ce266e 2022-03-07 op #include "got_lib_object.h"
58 e9ce266e 2022-03-07 op #include "got_lib_privsep.h"
59 55e9459f 2022-06-19 op #include "got_lib_sha1.h"
61 e9ce266e 2022-03-07 op struct imsgbuf ibuf;
63 e9ce266e 2022-03-07 op static const struct got_error *
64 d8b5af43 2022-06-19 op send_patch(const char *oldname, const char *newname, const char *commitid,
65 d8b5af43 2022-06-19 op const char *blob, int git)
67 e9ce266e 2022-03-07 op struct got_imsg_patch p;
69 e9ce266e 2022-03-07 op memset(&p, 0, sizeof(p));
71 9d6cabd5 2022-04-07 op if (oldname != NULL)
72 e9ce266e 2022-03-07 op strlcpy(p.old, oldname, sizeof(p.old));
74 e9ce266e 2022-03-07 op if (newname != NULL)
75 e9ce266e 2022-03-07 op strlcpy(p.new, newname, sizeof(p.new));
77 497a5915 2022-06-27 op if (commitid != NULL)
78 d8b5af43 2022-06-19 op strlcpy(p.cid, commitid, sizeof(p.cid));
80 497a5915 2022-06-27 op if (blob != NULL)
81 55e9459f 2022-06-19 op strlcpy(p.blob, blob, sizeof(p.blob));
84 55e9459f 2022-06-19 op if (imsg_compose(&ibuf, GOT_IMSG_PATCH, 0, 0, -1, &p, sizeof(p)) == -1)
85 e9ce266e 2022-03-07 op return got_error_from_errno("imsg_compose GOT_IMSG_PATCH");
89 e9ce266e 2022-03-07 op static const struct got_error *
90 e9ce266e 2022-03-07 op send_patch_done(void)
92 e9ce266e 2022-03-07 op if (imsg_compose(&ibuf, GOT_IMSG_PATCH_DONE, 0, 0, -1,
93 e9ce266e 2022-03-07 op NULL, 0) == -1)
94 e9ce266e 2022-03-07 op return got_error_from_errno("imsg_compose GOT_IMSG_PATCH_EOF");
95 e9ce266e 2022-03-07 op if (imsg_flush(&ibuf) == -1)
96 e9ce266e 2022-03-07 op return got_error_from_errno("imsg_flush");
100 e9ce266e 2022-03-07 op /* based on fetchname from usr.bin/patch/util.c */
101 e9ce266e 2022-03-07 op static const struct got_error *
102 9d6cabd5 2022-04-07 op filename(const char *at, char **name)
104 9d6cabd5 2022-04-07 op char *tmp, *t;
106 e9ce266e 2022-03-07 op *name = NULL;
107 e9ce266e 2022-03-07 op if (*at == '\0')
110 e9ce266e 2022-03-07 op while (isspace((unsigned char)*at))
113 e9ce266e 2022-03-07 op /* files can be created or removed by diffing against /dev/null */
114 46ebad13 2022-03-17 op if (!strncmp(at, _PATH_DEVNULL, sizeof(_PATH_DEVNULL) - 1))
117 9d6cabd5 2022-04-07 op tmp = strdup(at);
118 9d6cabd5 2022-04-07 op if (tmp == NULL)
119 e9ce266e 2022-03-07 op return got_error_from_errno("strdup");
120 9d6cabd5 2022-04-07 op if ((t = strchr(tmp, '\t')) != NULL)
122 9d6cabd5 2022-04-07 op if ((t = strchr(tmp, '\n')) != NULL)
125 9d6cabd5 2022-04-07 op *name = strdup(tmp);
127 e9ce266e 2022-03-07 op if (*name == NULL)
128 e9ce266e 2022-03-07 op return got_error_from_errno("strdup");
132 e9ce266e 2022-03-07 op static const struct got_error *
133 db0dfdd7 2022-06-27 op blobid(const char *line, char **blob, int git)
135 55e9459f 2022-06-19 op uint8_t digest[SHA1_DIGEST_LENGTH];
138 55e9459f 2022-06-19 op *blob = NULL;
140 55e9459f 2022-06-19 op len = strspn(line, "0123456789abcdefABCDEF");
141 55e9459f 2022-06-19 op if ((*blob = strndup(line, len)) == NULL)
142 55e9459f 2022-06-19 op return got_error_from_errno("strndup");
144 db0dfdd7 2022-06-27 op if (!git && !got_parse_sha1_digest(digest, *blob)) {
145 55e9459f 2022-06-19 op /* silently ignore invalid blob ids */
147 55e9459f 2022-06-19 op *blob = NULL;
152 55e9459f 2022-06-19 op static const struct got_error *
153 6b7665ac 2022-05-02 op find_patch(int *done, FILE *fp)
155 e9ce266e 2022-03-07 op const struct got_error *err = NULL;
156 e9ce266e 2022-03-07 op char *old = NULL, *new = NULL;
157 d8b5af43 2022-06-19 op char *commitid = NULL, *blob = NULL;
158 e9ce266e 2022-03-07 op char *line = NULL;
159 e9ce266e 2022-03-07 op size_t linesize = 0;
160 e9ce266e 2022-03-07 op ssize_t linelen;
161 4379a9aa 2022-05-02 op int create, rename = 0, git = 0;
163 e9ce266e 2022-03-07 op while ((linelen = getline(&line, &linesize, fp)) != -1) {
165 e9ce266e 2022-03-07 op * Ignore the Index name like GNU and larry' patch,
166 e9ce266e 2022-03-07 op * we don't have to follow POSIX.
169 9d6cabd5 2022-04-07 op if (!strncmp(line, "--- ", 4)) {
171 9d6cabd5 2022-04-07 op err = filename(line+4, &old);
172 4379a9aa 2022-05-02 op } else if (rename && !strncmp(line, "rename from ", 12)) {
174 4379a9aa 2022-05-02 op err = filename(line+12, &old);
175 e9ce266e 2022-03-07 op } else if (!strncmp(line, "+++ ", 4)) {
177 9d6cabd5 2022-04-07 op err = filename(line+4, &new);
178 55e9459f 2022-06-19 op } else if (!git && !strncmp(line, "blob - ", 7)) {
180 db0dfdd7 2022-06-27 op err = blobid(line + 7, &blob, git);
181 4379a9aa 2022-05-02 op } else if (rename && !strncmp(line, "rename to ", 10)) {
183 4379a9aa 2022-05-02 op err = filename(line + 10, &new);
184 4379a9aa 2022-05-02 op } else if (git && !strncmp(line, "similarity index 100%", 21))
186 db0dfdd7 2022-06-27 op else if (git && !strncmp(line, "index ", 6)) {
188 db0dfdd7 2022-06-27 op err = blobid(line + 6, &blob, git);
189 db0dfdd7 2022-06-27 op } else if (!strncmp(line, "diff --git a/", 13)) {
191 d8b5af43 2022-06-19 op free(commitid);
192 d8b5af43 2022-06-19 op commitid = NULL;
195 d8b5af43 2022-06-19 op } else if (!git && !strncmp(line, "diff ", 5)) {
196 d8b5af43 2022-06-19 op free(commitid);
197 db0dfdd7 2022-06-27 op err = blobid(line + 5, &commitid, git);
198 8469d821 2022-06-25 stsp } else if (!git && !strncmp(line, "commit - ", 9)) {
199 8469d821 2022-06-25 stsp free(commitid);
200 db0dfdd7 2022-06-27 op err = blobid(line + 9, &commitid, git);
207 4379a9aa 2022-05-02 op * Git-style diffs with "similarity index 100%" don't
208 4379a9aa 2022-05-02 op * have any hunks and ends with the "rename to foobar"
211 4379a9aa 2022-05-02 op if (rename && old != NULL && new != NULL) {
213 d8b5af43 2022-06-19 op err = send_patch(old, new, commitid,
218 e9ce266e 2022-03-07 op if (!strncmp(line, "@@ -", 4)) {
219 e9ce266e 2022-03-07 op create = !strncmp(line+4, "0,0", 3);
220 e9ce266e 2022-03-07 op if ((old == NULL && new == NULL) ||
221 e9ce266e 2022-03-07 op (!create && old == NULL))
222 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_PATCH_MALFORMED);
224 d8b5af43 2022-06-19 op err = send_patch(old, new, commitid,
230 e9ce266e 2022-03-07 op /* rewind to previous line */
231 e45f7eba 2022-05-14 naddy if (fseeko(fp, -linelen, SEEK_CUR) == -1)
232 e45f7eba 2022-05-14 naddy err = got_error_from_errno("fseeko");
239 d8b5af43 2022-06-19 op free(commitid);
242 e9ce266e 2022-03-07 op if (ferror(fp) && err == NULL)
243 e9ce266e 2022-03-07 op err = got_error_from_errno("getline");
244 e9ce266e 2022-03-07 op if (feof(fp) && err == NULL)
245 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_NO_PATCH);
249 e9ce266e 2022-03-07 op static const struct got_error *
250 35095610 2022-06-14 op strtolnum(char **str, int *n)
253 e9ce266e 2022-03-07 op const char *errstr;
255 e9ce266e 2022-03-07 op for (p = *str; isdigit((unsigned char)*p); ++p)
261 35095610 2022-06-14 op *n = strtonum(*str, 0, INT_MAX, &errstr);
262 e9ce266e 2022-03-07 op if (errstr != NULL)
263 e9ce266e 2022-03-07 op return got_error(GOT_ERR_PATCH_MALFORMED);
270 e9ce266e 2022-03-07 op static const struct got_error *
271 d75b9573 2022-05-02 op parse_hdr(char *s, int *done, struct got_imsg_patch_hunk *hdr)
273 e9ce266e 2022-03-07 op static const struct got_error *err = NULL;
275 e9ce266e 2022-03-07 op if (strncmp(s, "@@ -", 4)) {
283 e9ce266e 2022-03-07 op err = strtolnum(&s, &hdr->oldfrom);
286 e9ce266e 2022-03-07 op if (*s == ',') {
288 e9ce266e 2022-03-07 op err = strtolnum(&s, &hdr->oldlines);
292 e9ce266e 2022-03-07 op hdr->oldlines = 1;
294 e9ce266e 2022-03-07 op if (*s == ' ')
297 e9ce266e 2022-03-07 op if (*s != '+' || !*++s)
298 e9ce266e 2022-03-07 op return got_error(GOT_ERR_PATCH_MALFORMED);
299 e9ce266e 2022-03-07 op err = strtolnum(&s, &hdr->newfrom);
302 e9ce266e 2022-03-07 op if (*s == ',') {
304 e9ce266e 2022-03-07 op err = strtolnum(&s, &hdr->newlines);
308 e9ce266e 2022-03-07 op hdr->newlines = 1;
310 e9ce266e 2022-03-07 op if (*s == ' ')
313 e9ce266e 2022-03-07 op if (*s != '@')
314 e9ce266e 2022-03-07 op return got_error(GOT_ERR_PATCH_MALFORMED);
316 35095610 2022-06-14 op if (hdr->oldfrom >= INT_MAX - hdr->oldlines ||
317 35095610 2022-06-14 op hdr->newfrom >= INT_MAX - hdr->newlines ||
318 e9ce266e 2022-03-07 op /* not so sure about this one */
319 35095610 2022-06-14 op hdr->oldlines >= INT_MAX - hdr->newlines - 1 ||
320 be33dff7 2022-05-13 op (hdr->oldlines == 0 && hdr->newlines == 0))
321 e9ce266e 2022-03-07 op return got_error(GOT_ERR_PATCH_MALFORMED);
323 e9ce266e 2022-03-07 op if (hdr->oldlines == 0) {
324 e9ce266e 2022-03-07 op /* larry says to "do append rather than insert"; I don't
325 e9ce266e 2022-03-07 op * quite get it, but i trust him.
327 e9ce266e 2022-03-07 op hdr->oldfrom++;
330 e9ce266e 2022-03-07 op if (imsg_compose(&ibuf, GOT_IMSG_PATCH_HUNK, 0, 0, -1,
331 e9ce266e 2022-03-07 op hdr, sizeof(*hdr)) == -1)
332 e9ce266e 2022-03-07 op return got_error_from_errno(
333 e9ce266e 2022-03-07 op "imsg_compose GOT_IMSG_PATCH_HUNK");
337 e9ce266e 2022-03-07 op static const struct got_error *
338 e9ce266e 2022-03-07 op send_line(const char *line)
340 e9ce266e 2022-03-07 op static const struct got_error *err = NULL;
341 e9ce266e 2022-03-07 op char *p = NULL;
343 b3c57ab2 2022-03-22 op if (*line != '+' && *line != '-' && *line != ' ' && *line != '\\') {
344 e9ce266e 2022-03-07 op if (asprintf(&p, " %s", line) == -1)
345 e9ce266e 2022-03-07 op return got_error_from_errno("asprintf");
349 e9ce266e 2022-03-07 op if (imsg_compose(&ibuf, GOT_IMSG_PATCH_LINE, 0, 0, -1,
350 46ebad13 2022-03-17 op line, strlen(line) + 1) == -1)
351 e9ce266e 2022-03-07 op err = got_error_from_errno(
352 e9ce266e 2022-03-07 op "imsg_compose GOT_IMSG_PATCH_LINE");
358 e9ce266e 2022-03-07 op static const struct got_error *
359 b2832778 2022-04-23 op peek_special_line(FILE *fp)
361 b3c57ab2 2022-03-22 op const struct got_error *err;
364 b3c57ab2 2022-03-22 op ch = fgetc(fp);
365 b3c57ab2 2022-03-22 op if (ch != EOF && ch != '\\') {
366 b3c57ab2 2022-03-22 op ungetc(ch, fp);
370 b2832778 2022-04-23 op if (ch == '\\') {
371 b3c57ab2 2022-03-22 op err = send_line("\\");
376 b3c57ab2 2022-03-22 op while (ch != EOF && ch != '\n')
377 b3c57ab2 2022-03-22 op ch = fgetc(fp);
379 b3c57ab2 2022-03-22 op if (ch != EOF || feof(fp))
381 b3c57ab2 2022-03-22 op return got_error(GOT_ERR_IO);
384 b3c57ab2 2022-03-22 op static const struct got_error *
385 d75b9573 2022-05-02 op parse_hunk(FILE *fp, int *done)
387 e9ce266e 2022-03-07 op static const struct got_error *err = NULL;
388 e9ce266e 2022-03-07 op struct got_imsg_patch_hunk hdr;
389 e9ce266e 2022-03-07 op char *line = NULL, ch;
390 e9ce266e 2022-03-07 op size_t linesize = 0;
391 e9ce266e 2022-03-07 op ssize_t linelen;
392 35095610 2022-06-14 op int leftold, leftnew;
394 e9ce266e 2022-03-07 op linelen = getline(&line, &linesize, fp);
395 e9ce266e 2022-03-07 op if (linelen == -1) {
400 d75b9573 2022-05-02 op err = parse_hdr(line, done, &hdr);
404 e45f7eba 2022-05-14 naddy if (fseeko(fp, -linelen, SEEK_CUR) == -1)
405 e45f7eba 2022-05-14 naddy err = got_error_from_errno("fseeko");
409 e9ce266e 2022-03-07 op leftold = hdr.oldlines;
410 e9ce266e 2022-03-07 op leftnew = hdr.newlines;
412 e9ce266e 2022-03-07 op while (leftold > 0 || leftnew > 0) {
413 e9ce266e 2022-03-07 op linelen = getline(&line, &linesize, fp);
414 e9ce266e 2022-03-07 op if (linelen == -1) {
415 e9ce266e 2022-03-07 op if (ferror(fp)) {
416 e9ce266e 2022-03-07 op err = got_error_from_errno("getline");
420 e9ce266e 2022-03-07 op /* trailing newlines may be chopped */
421 e9ce266e 2022-03-07 op if (leftold < 3 && leftnew < 3) {
426 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_PATCH_TRUNCATED);
429 b3c57ab2 2022-03-22 op if (line[linelen - 1] == '\n')
430 b3c57ab2 2022-03-22 op line[linelen - 1] = '\0';
432 e9ce266e 2022-03-07 op /* usr.bin/patch allows '=' as context char */
433 e9ce266e 2022-03-07 op if (*line == '=')
437 b3c57ab2 2022-03-22 op if (ch == '\t' || ch == '\0')
438 e9ce266e 2022-03-07 op ch = ' '; /* the space got eaten */
440 e9ce266e 2022-03-07 op switch (ch) {
452 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_PATCH_MALFORMED);
456 e9ce266e 2022-03-07 op if (leftold < 0 || leftnew < 0) {
457 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_PATCH_MALFORMED);
461 e9ce266e 2022-03-07 op err = send_line(line);
465 b3c57ab2 2022-03-22 op if ((ch == '-' && leftold == 0) ||
466 b3c57ab2 2022-03-22 op (ch == '+' && leftnew == 0)) {
467 b2832778 2022-04-23 op err = peek_special_line(fp);
478 e9ce266e 2022-03-07 op static const struct got_error *
479 e9ce266e 2022-03-07 op read_patch(struct imsgbuf *ibuf, int fd)
481 e9ce266e 2022-03-07 op const struct got_error *err = NULL;
483 4379a9aa 2022-05-02 op int patch_found = 0;
485 e9ce266e 2022-03-07 op if ((fp = fdopen(fd, "r")) == NULL) {
486 e9ce266e 2022-03-07 op err = got_error_from_errno("fdopen");
491 e9ce266e 2022-03-07 op while (!feof(fp)) {
492 d75b9573 2022-05-02 op int done = 0;
494 d75b9573 2022-05-02 op err = find_patch(&done, fp);
498 e9ce266e 2022-03-07 op patch_found = 1;
500 d75b9573 2022-05-02 op while (!done) {
501 d75b9573 2022-05-02 op err = parse_hunk(fp, &done);
506 d75b9573 2022-05-02 op err = send_patch_done();
514 e9ce266e 2022-03-07 op /* ignore trailing gibberish */
515 e9ce266e 2022-03-07 op if (err != NULL && err->code == GOT_ERR_NO_PATCH && patch_found)
522 e9ce266e 2022-03-07 op main(int argc, char **argv)
524 e9ce266e 2022-03-07 op const struct got_error *err = NULL;
525 e9ce266e 2022-03-07 op struct imsg imsg;
527 e9ce266e 2022-03-07 op static int attached;
528 e9ce266e 2022-03-07 op while (!attached)
532 e9ce266e 2022-03-07 op imsg_init(&ibuf, GOT_IMSG_FD_CHILD);
533 e9ce266e 2022-03-07 op #ifndef PROFILE
534 e9ce266e 2022-03-07 op /* revoke access to most system calls */
535 e9ce266e 2022-03-07 op if (pledge("stdio recvfd", NULL) == -1) {
536 e9ce266e 2022-03-07 op err = got_error_from_errno("pledge");
537 e9ce266e 2022-03-07 op got_privsep_send_error(&ibuf, err);
542 e9ce266e 2022-03-07 op err = got_privsep_recv_imsg(&imsg, &ibuf, 0);
545 e9ce266e 2022-03-07 op if (imsg.hdr.type != GOT_IMSG_PATCH_FILE || imsg.fd == -1) {
546 e9ce266e 2022-03-07 op err = got_error(GOT_ERR_PRIVSEP_MSG);
550 e9ce266e 2022-03-07 op err = read_patch(&ibuf, imsg.fd);
553 e9ce266e 2022-03-07 op if (imsg_compose(&ibuf, GOT_IMSG_PATCH_EOF, 0, 0, -1,
554 e9ce266e 2022-03-07 op NULL, 0) == -1) {
555 e9ce266e 2022-03-07 op err = got_error_from_errno("imsg_compose GOT_IMSG_PATCH_EOF");
558 e9ce266e 2022-03-07 op err = got_privsep_flush_imsg(&ibuf);
560 e9ce266e 2022-03-07 op imsg_free(&imsg);
561 e9ce266e 2022-03-07 op if (err != NULL) {
562 e9ce266e 2022-03-07 op got_privsep_send_error(&ibuf, err);
565 e9ce266e 2022-03-07 op if (close(GOT_IMSG_FD_CHILD) == -1 && err == NULL)
566 e9ce266e 2022-03-07 op err = got_error_from_errno("close");
567 e9ce266e 2022-03-07 op if (err && err->code != GOT_ERR_PRIVSEP_PIPE)
568 e9ce266e 2022-03-07 op fprintf(stderr, "%s: %s\n", getprogname(), err->msg);
569 e9ce266e 2022-03-07 op return err ? 1 : 0;