From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:35:18 +0200
Subject: Adding upstream version 252.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/shared/compare-operator.h | 62 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/shared/compare-operator.h

(limited to 'src/shared/compare-operator.h')

diff --git a/src/shared/compare-operator.h b/src/shared/compare-operator.h
new file mode 100644
index 0000000..900f3e5
--- /dev/null
+++ b/src/shared/compare-operator.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <errno.h>
+#include <stdbool.h>
+
+#define COMPARE_OPERATOR_CHARS "!<=>"
+#define COMPARE_OPERATOR_WITH_FNMATCH_CHARS COMPARE_OPERATOR_CHARS "$"
+
+typedef enum CompareOperator {
+        /* Listed in order of checking. Note that some comparators are prefixes of others, hence the longest
+         * should be listed first. */
+
+        /* Simple string compare operators */
+        _COMPARE_OPERATOR_STRING_FIRST,
+        COMPARE_STRING_EQUAL = _COMPARE_OPERATOR_STRING_FIRST,
+        COMPARE_STRING_UNEQUAL,
+        _COMPARE_OPERATOR_STRING_LAST = COMPARE_STRING_UNEQUAL,
+
+        /* fnmatch() compare operators */
+        _COMPARE_OPERATOR_FNMATCH_FIRST,
+        COMPARE_FNMATCH_EQUAL = _COMPARE_OPERATOR_FNMATCH_FIRST,
+        COMPARE_FNMATCH_UNEQUAL,
+        _COMPARE_OPERATOR_FNMATCH_LAST = COMPARE_FNMATCH_UNEQUAL,
+
+        /* Order compare operators */
+        _COMPARE_OPERATOR_ORDER_FIRST,
+        COMPARE_LOWER_OR_EQUAL = _COMPARE_OPERATOR_ORDER_FIRST,
+        COMPARE_GREATER_OR_EQUAL,
+        COMPARE_LOWER,
+        COMPARE_GREATER,
+        COMPARE_EQUAL,
+        COMPARE_UNEQUAL,
+        _COMPARE_OPERATOR_ORDER_LAST = COMPARE_UNEQUAL,
+
+        _COMPARE_OPERATOR_MAX,
+        _COMPARE_OPERATOR_INVALID = -EINVAL,
+} CompareOperator;
+
+static inline bool COMPARE_OPERATOR_IS_STRING(CompareOperator c) {
+        return c >= _COMPARE_OPERATOR_STRING_FIRST && c <= _COMPARE_OPERATOR_STRING_LAST;
+}
+
+static inline bool COMPARE_OPERATOR_IS_FNMATCH(CompareOperator c) {
+        return c >= _COMPARE_OPERATOR_FNMATCH_FIRST && c <= _COMPARE_OPERATOR_FNMATCH_LAST;
+}
+
+static inline bool COMPARE_OPERATOR_IS_ORDER(CompareOperator c) {
+        return c >= _COMPARE_OPERATOR_ORDER_FIRST && c <= _COMPARE_OPERATOR_ORDER_LAST;
+}
+
+typedef enum CompareOperatorParseFlags {
+        COMPARE_ALLOW_FNMATCH   = 1 << 0,
+        COMPARE_EQUAL_BY_STRING = 1 << 1,
+        COMPARE_ALLOW_TEXTUAL   = 1 << 2,
+} CompareOperatorParseFlags;
+
+CompareOperator parse_compare_operator(const char **s, CompareOperatorParseFlags flags);
+
+int test_order(int k, CompareOperator op);
+
+int version_or_fnmatch_compare(CompareOperator op, const char *a, const char *b);
-- 
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