From: Amitay Isaacs <amitay@gmail.com>
Date: Tue, 10 Jul 2018 07:38:42 +0000 (+1000)
Subject: ctdb-tests: Add errno matching utility
X-Git-Tag: ldb-1.5.0~124
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af8c31ead80d6c74b0e9d057cb47dff6552178a9;p=thirdparty%2Fsamba.git

ctdb-tests: Add errno matching utility

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13520

Signed-off-by: Amitay Isaacs <amitay@gmail.com>
Reviewed-by: Martin Schwenke <martin@meltin.net>
---

diff --git a/ctdb/tests/src/errcode.c b/ctdb/tests/src/errcode.c
new file mode 100644
index 00000000000..90853624add
--- /dev/null
+++ b/ctdb/tests/src/errcode.c
@@ -0,0 +1,189 @@
+/*
+   Portability layer for error codes
+
+   Copyright (C) Amitay Isaacs  2018
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * These errors are as listed in POSIX standard
+ * IEEE Std 1003.1-2017 (Revision of IEEE Std 1003.1-2008)
+ *
+ * Error codes marked obsolete are removed (ENODATA, ENOSR, ENOSTR, ETIME)
+ */
+
+#include "replace.h"
+
+struct {
+	const char *label;
+	int code;
+} err_codes[] = {
+	{ "E2BIG", E2BIG },
+
+	{ "EACCES", EACCES },
+	{ "EADDRINUSE", EADDRINUSE },
+	{ "EADDRNOTAVAIL", EADDRNOTAVAIL },
+	{ "EAFNOSUPPORT", EAFNOSUPPORT },
+	{ "EAGAIN", EAGAIN },
+	{ "EALREADY", EALREADY },
+
+	{ "EBADF", EBADF },
+	{ "EBADMSG", EBADMSG },
+	{ "EBUSY", EBUSY },
+
+	{ "ECANCELED", ECANCELED },
+	{ "ECHILD", ECHILD },
+	{ "ECONNABORTED", ECONNABORTED },
+	{ "ECONNREFUSED", ECONNREFUSED },
+	{ "ECONNRESET", ECONNRESET },
+
+	{ "EDEADLK", EDEADLK },
+	{ "EDESTADDRREQ", EDESTADDRREQ },
+	{ "EDOM", EDOM },
+	{ "EDQUOT", EDQUOT },
+
+	{ "EEXIST", EEXIST },
+
+	{ "EFAULT", EFAULT },
+	{ "EFBIG", EFBIG },
+
+	{ "EHOSTUNREACH", EHOSTUNREACH },
+
+	{ "EIDRM", EIDRM },
+	{ "EILSEQ", EILSEQ },
+	{ "EINPROGRESS", EINPROGRESS },
+	{ "EINTR", EINTR },
+	{ "EINVAL", EINVAL },
+	{ "EIO", EIO },
+	{ "EISCONN", EISCONN },
+	{ "EISDIR", EISDIR },
+
+	{ "ELOOP", ELOOP },
+
+	{ "EMFILE", EMFILE },
+	{ "EMLINK", EMLINK },
+	{ "EMSGSIZE", EMSGSIZE },
+	{ "EMULTIHOP", EMULTIHOP },
+
+	{ "ENAMETOOLONG", ENAMETOOLONG },
+	{ "ENETDOWN", ENETDOWN },
+	{ "ENETRESET", ENETRESET },
+	{ "ENETUNREACH", ENETUNREACH },
+	{ "ENFILE", ENFILE },
+	{ "ENOBUFS", ENOBUFS },
+	{ "ENODEV", ENODEV },
+	{ "ENOENT", ENOENT },
+	{ "ENOEXEC", ENOEXEC },
+	{ "ENOLCK", ENOLCK },
+	{ "ENOLINK", ENOLINK },
+	{ "ENOMEM", ENOMEM },
+	{ "ENOMSG", ENOMSG },
+	{ "ENOPROTOOPT", ENOPROTOOPT },
+	{ "ENOSPC", ENOSPC },
+	{ "ENOSYS", ENOSYS },
+	{ "ENOTCONN", ENOTCONN },
+	{ "ENOTDIR", ENOTDIR },
+	{ "ENOTEMPTY", ENOTEMPTY },
+	{ "ENOTSOCK", ENOTSOCK },
+	{ "ENOTSUP", ENOTSUP },
+	{ "ENOTTY", ENOTTY },
+	{ "ENXIO", ENXIO },
+
+	{ "EOPNOTSUPP", EOPNOTSUPP },
+	{ "EOVERFLOW", EOVERFLOW },
+
+	{ "EPERM", EPERM },
+	{ "EPIPE", EPIPE },
+	{ "EPROTO", EPROTO },
+	{ "EPROTONOSUPPORT", EPROTONOSUPPORT },
+	{ "EPROTOTYPE", EPROTOTYPE },
+
+	{ "ERANGE", ERANGE },
+	{ "EROFS", EROFS },
+
+	{ "ESPIPE", ESPIPE },
+	{ "ESRCH", ESRCH },
+	{ "ESTALE", ESTALE },
+
+	{ "ETIMEDOUT", ETIMEDOUT },
+	{ "ETXTBSY", ETXTBSY },
+
+	{ "EWOULDBLOCK", EWOULDBLOCK },
+
+	{ "EXDEV", EXDEV },
+};
+
+static void dump(void)
+{
+	int i;
+
+	for (i=0; i<ARRAY_SIZE(err_codes); i++) {
+		printf("%s %d\n", err_codes[i].label, err_codes[i].code);
+	}
+}
+
+static void match_label(const char *str)
+{
+	int code = -1;
+	int i;
+
+	for (i=0; i<ARRAY_SIZE(err_codes); i++) {
+		if (strcasecmp(err_codes[i].label, str) == 0) {
+			code = err_codes[i].code;
+			break;
+		}
+	}
+
+	printf("%d\n", code);
+}
+
+static void match_code(int code)
+{
+	const char *label = "UNKNOWN";
+	int i;
+
+	for (i=0; i<ARRAY_SIZE(err_codes); i++) {
+		if (err_codes[i].code == code) {
+			label = err_codes[i].label;
+			break;
+		}
+	}
+
+	printf("%s\n", label);
+}
+
+int main(int argc, const char **argv)
+{
+	long int code;
+	char *endptr;
+
+	if (argc != 2) {
+		fprintf(stderr, "Usage: %s dump|<errcode>\n", argv[0]);
+		exit(1);
+	}
+
+	if (strcmp(argv[1], "dump") == 0) {
+		dump();
+	} else {
+		code = strtol(argv[1], &endptr, 0);
+		if (*endptr == '\0') {
+			match_code(code);
+		} else {
+			match_label(argv[1]);
+		}
+	}
+
+	exit(0);
+}
diff --git a/ctdb/wscript b/ctdb/wscript
index 73fd5bd3d00..08c8016dd39 100644
--- a/ctdb/wscript
+++ b/ctdb/wscript
@@ -842,6 +842,11 @@ def build(bld):
     for d in ['volatile', 'persistent', 'state']:
         bld.install_dir(os.path.join(bld.env.CTDB_VARDIR, d))
 
+    bld.SAMBA_BINARY('errcode',
+                     source='tests/src/errcode.c',
+                     deps='replace',
+                     install_path='${CTDB_TEST_LIBEXECDIR}')
+
     # Unit tests
     ctdb_unit_tests = [
         'db_hash_test',