lib/string/strcpy/strncat.[ch]: STRNCAT(): Add macro

Signed-off-by: Alejandro Colomar <alx@kernel.org>

diff --git a/lib/Makefile.am b/lib/Makefile.am
index aaee71672e93e3a017f3a53207d57249175ae811..21900733e3e62d787e54ab57ff6d6a44127628cb 100644 (file)
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -152,6 +152,8 @@ libshadow_la_SOURCES = \
        string/sprintf/xasprintf.h \
        string/strcpy/stpecpy.c \
        string/strcpy/stpecpy.h \
+       string/strcpy/strncat.c \
+       string/strcpy/strncat.h \
        string/strcpy/strncpy.c \
        string/strcpy/strncpy.h \
        string/strcpy/strtcpy.c \

diff --git a/lib/string/strcpy/strncat.c b/lib/string/strcpy/strncat.c
new file mode 100644 (file)
index 0000000..d55f172
--- /dev/null
+++ b/lib/string/strcpy/strncat.c
@@ -0,0 +1,7 @@
+// SPDX-FileCopyrightText: 2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-License-Identifier: BSD-3-Clause
+
+
+#include <config.h>
+
+#include "string/strcpy/strncat.h"

diff --git a/lib/string/strcpy/strncat.h b/lib/string/strcpy/strncat.h
new file mode 100644 (file)
index 0000000..6bb9907
--- /dev/null
+++ b/lib/string/strcpy/strncat.h
@@ -0,0 +1,19 @@
+// SPDX-FileCopyrightText: 2024, Alejandro Colomar <alx@kernel.org>
+// SPDX-License-Identifier: BSD-3-Clause
+
+
+#ifndef SHADOW_INCLUDE_LIB_STRING_STRCPY_STRNCAT_H_
+#define SHADOW_INCLUDE_LIB_STRING_STRCPY_STRNCAT_H_
+
+
+#include <config.h>
+
+#include <string.h>
+
+#include "sizeof.h"
+
+
+#define STRNCAT(dst, src)  strncat(dst, src, NITEMS(src))
+
+
+#endif  // include guard