Add strlcpy(3).

libc/Makefile

@@ -117,6 +117,7 @@ string/strcpy.o \
 string/strcspn.o \
 string/strdup.o \
 string/strerror.o \
+string/strlcpy.o \
 string/strlen.o \
 string/strncasecmp.o \
 string/strncat.o \

libc/include/string.h

@@ -50,6 +50,7 @@ int strcoll_l(const char*, const char*, locale_t);
 size_t strcspn(const char*, const char*);
 char* strcpy(char* __restrict, const char* __restrict);
 char* strdup(const char*);
+size_t strlcpy(char* __restrict, const char* __restrict, size_t);
 size_t strlen(const char*);
 char* strncat(char* __restrict, const char* __restrict, size_t);
 int strncmp(const char*, const char*, size_t);

libc/string/strlcpy.cpp

@@ -0,0 +1,37 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
+
+    This file is part of the Sortix C Library.
+
+    The Sortix C Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or (at your
+    option) any later version.
+
+    The Sortix C Library 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 Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
+
+    string/strlcpy.cpp
+    Copies a string and truncates it if the destination is too small.
+
+*******************************************************************************/
+
+#include <string.h>
+
+extern "C"
+size_t strlcpy(char* restrict dest, const char* restrict src, size_t size)
+{
+	if ( !size )
+		return 0;
+	size_t result;
+	for ( result = 0; result < size-1 && src[result]; result++ )
+		dest[result] = src[result];
+	dest[result] = '\0';
+	return result;
+}