scc

commit d7543e2d9e5bc064ac6f1b2469511aae17f0ad52
parent 32c148f21e31e4db0d6f05298c8f5b2d2ad7d9c1
Author: Roberto E. Vargas Caballero <k0ga@shike2.net>
Date:   Tue, 25 Mar 2025 19:35:22 +0100

tests/wchar: Add wmemmove()

Diffstat:
M
src/libc/objs/common-objs.mk
 | 
1
+
A
src/libc/wchar/wmemmove.c
 | 
10
++++++++++
M
tests/libc/execute/.gitignore
 | 
1
+
A
tests/libc/execute/0051-wmemmove.c
 | 
30
++++++++++++++++++++++++++++++
M
tests/libc/execute/libc-tests.lst
 | 
1
+

5 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/src/libc/objs/common-objs.mk b/src/libc/objs/common-objs.mk
@@ -135,6 +135,7 @@ COMMON_OBJS =\
 	wchar/wcwidth.$O\
 	wchar/wmemchr.$O\
 	wchar/wmemcpy.$O\
+	wchar/wmemmove.$O\
 	wchar/wmemcmp.$O\
 	wchar/putwc.$O\
 	wchar/_validutf8.$O\
diff --git a/src/libc/wchar/wmemmove.c b/src/libc/wchar/wmemmove.c
@@ -0,0 +1,10 @@
+#include <string.h>
+#include <wchar.h>
+
+#undef wmemmove
+
+wchar_t *
+wmemmove(wchar_t *d, const wchar_t *s, size_t n)
+{
+	return memmove(d, s,  n * sizeof(wchar_t));
+}
diff --git a/tests/libc/execute/.gitignore b/tests/libc/execute/.gitignore
@@ -47,5 +47,6 @@
 0048-wcscpy
 0049-wmemchr
 0050-wmemcpy
+0051-wmemmove
 0053-wmemcmp
 test.log
diff --git a/tests/libc/execute/0051-wmemmove.c b/tests/libc/execute/0051-wmemmove.c
@@ -0,0 +1,30 @@
+#include <assert.h>
+#include <stdio.h>
+#include <wchar.h>
+
+/*
+output:
+testing
+done
+end:
+*/
+
+int
+main()
+{
+	wchar_t buf[30];
+	wchar_t def[] = {'d', 'e', 'f', '\0'};
+	wchar_t abc[] = {'a', 'b', 'c', '\0'};
+	wchar_t abcdef[]  = {'a', 'b', 'c', 'd', 'e', 'f', '\0'};
+
+	puts("testing");
+
+	wmemcpy(buf, abcdef, 6);
+	assert(!wmemcmp(wmemmove(buf, buf+3, 3), def, 3));
+	wmemcpy(buf, abcdef, 6);
+	assert(!wmemcmp(wmemmove(buf, buf+3, 0), abc, 3));
+
+	puts("done");
+
+	return 0;
+}
diff --git a/tests/libc/execute/libc-tests.lst b/tests/libc/execute/libc-tests.lst
@@ -46,4 +46,5 @@
 0048-wcscpy
 0049-wmemchr
 0050-wmemcpy
+0051-wmemmove
 0053-wmemcmp