feat(checker): Add gettext (#4741)

cve_bin_tool/checkers/__init__.py

@@ -113,6 +113,7 @@
     "gdal",
     "gdb",
     "gdk_pixbuf",
+    "gettext",
     "ghostscript",
     "gimp",
     "git",

cve_bin_tool/checkers/gettext.py

@@ -0,0 +1,20 @@
+# Copyright (C) 2025 Keysight Technologies
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+
+"""
+CVE checker for gettext
+
+https://www.cvedetails.com/product/4701/GNU-Gettext.html
+
+"""
+from __future__ import annotations
+
+from cve_bin_tool.checkers import Checker
+
+
+class GettextChecker(Checker):
+    CONTAINS_PATTERNS: list[str] = []
+    FILENAME_PATTERNS: list[str] = []
+    VERSION_PATTERNS = [r"/gettext-([0-9]+\.[0-9]+\.[0-9]+)(?:\.[0-9]+)?[-/]"]
+    VENDOR_PRODUCT = [("gnu", "gettext")]

test/test_data/gettext.py

@@ -0,0 +1,28 @@
+# Copyright (C) 2025 Keysight Technologies
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+mapping_test_data = [
+    {
+        "product": "gettext",
+        "version": "0.19.8",
+        "version_strings": [
+            "../../../gettext-0.19.8.1/gettext-tools/gnulib-lib/mbiter.h"
+        ],
+    },
+    {
+        "product": "gettext",
+        "version": "0.22.3",
+        "version_strings": [
+            "/usr/src/gettext/gettext-0.22.3-1.x86_64/src/gettext-0.22.3/gettext-tools/libgettextpo/../src/format-kde-kuit.c"
+        ],
+    },
+]
+package_test_data = [
+    {
+        "url": "https://ftp-stud.hs-esslingen.de/pub/Mirrors/sources.redhat.com/cygwin/x86_64/release/gettext/libgettextpo0/",
+        "package_name": "libgettextpo0-0.22.3-1.tar.xz",
+        "product": "gettext",
+        "version": "0.22.3",
+        "other_products": ["gcc"],
+    },
+]