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void-packages/srcpkgs/bubblewrap/patches/realpath-workaround.patch
Đoàn Trần Công Danh c6ce65d3d0 srcpkgs/b*: convert patches to -Np1 
```sh

git grep -l '^patch_args=-Np0' "srcpkgs/$1*/template" |
while read template; do
	for p in ${template%/template}/patches/*; do
		sed -i '
			\,^[+-][+-][+-] /dev/null,b
			/^[*-]\+ [0-9]\+\(,[0-9]\+\)\? [*-]\+$/b
			s,^[*][*][*] ,&a/,
			/^--- /{
				s,\(^--- \)\(./\)*,\1a/,
				s,[.-][Oo][Rr][Ii][Gg]\([	/]\),\1,
				s/[.-][Oo][Rr][Ii][Gg]$//
				s/[.]patched[.]\([^.]\)/.\1/
				h
			}
			/^+++ -/{
				g
				s/^--- a/+++ b/
				b
			}
			s,\(^+++ \)\(./\)*,\1b/,
		' "$p"
	done
	sed -i '/^patch_args=/d' $template
done
```
2021-06-20 13:17:29 +07:00

249 lines
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--- /dev/null 2020-10-18 09:26:32.312745755 +0200
+++ b/LICENSE.realpath 2020-10-18 11:09:14.119929076 +0200
@@ -0,0 +1,29 @@
+Copyright (c) 1989, 1991, 1993, 1995
+ The Regents of the University of California. All rights reserved.
+
+This code is derived from software contributed to Berkeley by
+Jan-Simon Pendry.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+3. Neither the name of the University nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
--- a/bind-mount.c 2018-09-26 14:55:17.000000000 +0200
+++ b/bind-mount.c 2020-10-18 11:08:37.822931452 +0200
@@ -22,6 +22,198 @@
#include "utils.h"
#include "bind-mount.h"
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/param.h>
+
+#ifndef __GLIBC__
+/*
+ * Copyright (c) 1989, 1991, 1993, 1995
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Jan-Simon Pendry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+char *realpath_int(const char *, char*);
+char *
+realpath_int(const char * path, char * resolved)
+{
+ struct stat sb;
+ int idx = 0, nlnk = 0;
+ const char *q;
+ char *p, wbuf[2][MAXPATHLEN], *fres;
+ size_t len;
+ ssize_t n;
+
+ /* POSIX sez we must test for this */
+ if (path == NULL) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ if (resolved == NULL) {
+ fres = resolved = malloc(MAXPATHLEN);
+ if (resolved == NULL)
+ return NULL;
+ } else
+ fres = NULL;
+
+
+ /*
+ * Build real path one by one with paying an attention to .,
+ * .. and symbolic link.
+ */
+
+ /*
+ * `p' is where we'll put a new component with prepending
+ * a delimiter.
+ */
+ p = resolved;
+
+ if (*path == '\0') {
+ *p = '\0';
+ errno = ENOENT;
+ goto out;
+ }
+
+ /* If relative path, start from current working directory. */
+ if (*path != '/') {
+ /* check for resolved pointer to appease coverity */
+ if (resolved && getcwd(resolved, MAXPATHLEN) == NULL) {
+ p[0] = '.';
+ p[1] = '\0';
+ goto out;
+ }
+ len = strlen(resolved);
+ if (len > 1)
+ p += len;
+ }
+
+loop:
+ /* Skip any slash. */
+ while (*path == '/')
+ path++;
+
+ if (*path == '\0') {
+ if (p == resolved)
+ *p++ = '/';
+ *p = '\0';
+ return resolved;
+ }
+
+ /* Find the end of this component. */
+ q = path;
+ do
+ q++;
+ while (*q != '/' && *q != '\0');
+
+ /* Test . or .. */
+ if (path[0] == '.') {
+ if (q - path == 1) {
+ path = q;
+ goto loop;
+ }
+ if (path[1] == '.' && q - path == 2) {
+ /* Trim the last component. */
+ if (p != resolved)
+ while (*--p != '/')
+ continue;
+ path = q;
+ goto loop;
+ }
+ }
+
+ /* Append this component. */
+ if (p - resolved + 1 + q - path + 1 > MAXPATHLEN) {
+ errno = ENAMETOOLONG;
+ if (p == resolved)
+ *p++ = '/';
+ *p = '\0';
+ goto out;
+ }
+ p[0] = '/';
+ memcpy(&p[1], path,
+ /* LINTED We know q > path. */
+ q - path);
+ p[1 + q - path] = '\0';
+
+ /*
+ * If this component is a symlink, toss it and prepend link
+ * target to unresolved path.
+ */
+ if (lstat(resolved, &sb) == -1)
+ goto out;
+
+ if (S_ISLNK(sb.st_mode)) {
+ if (nlnk++ >= MAXSYMLINKS) {
+ errno = ELOOP;
+ goto out;
+ }
+ n = readlink(resolved, wbuf[idx], sizeof(wbuf[0]) - 1);
+ if (n < 0)
+ goto out;
+ if (n == 0) {
+ errno = ENOENT;
+ goto out;
+ }
+
+ /* Append unresolved path to link target and switch to it. */
+ if (n + (len = strlen(q)) + 1 > sizeof(wbuf[0])) {
+ errno = ENAMETOOLONG;
+ goto out;
+ }
+ memcpy(&wbuf[idx][n], q, len + 1);
+ path = wbuf[idx];
+ idx ^= 1;
+
+ /* If absolute symlink, start from root. */
+ if (*path == '/')
+ p = resolved;
+ goto loop;
+ }
+ if (*q == '/' && !S_ISDIR(sb.st_mode)) {
+ errno = ENOTDIR;
+ goto out;
+ }
+
+ /* Advance both resolved and unresolved path. */
+ p += 1 + q - path;
+ path = q;
+ goto loop;
+out:
+ free(fres);
+ return NULL;
+}
+#endif
static char *
skip_token (char *line, bool eat_whitespace)
@@ -395,9 +587,14 @@
/* The mount operation will resolve any symlinks in the destination
path, so to find it in the mount table we need to do that too. */
+#ifdef __GLIBC__
resolved_dest = realpath (dest, NULL);
- if (resolved_dest == NULL)
+#else
+ resolved_dest = realpath_int (dest, NULL);
+#endif
+ if (resolved_dest == NULL) {
return 2;
+ }
mount_tab = parse_mountinfo (proc_fd, resolved_dest);
if (mount_tab[0].mountpoint == NULL)
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