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authorMattias Andrée <maandree@kth.se>2024-08-18 09:58:23 +0200
committerMattias Andrée <maandree@kth.se>2024-08-18 09:58:23 +0200
commita69f0f613687edf6c1f1ee83b462f77e8ea3c9a9 (patch)
treed976683461a0f427d2f1ef79a8732a048dd0c67b /mempmove.c
parentMerge tag '1.3' into since (diff)
parentUpdate VERSION_MINOR (diff)
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Merge tag '1.4' into since
Version 1.4
Diffstat (limited to 'mempmove.c')
-rw-r--r--mempmove.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/mempmove.c b/mempmove.c
new file mode 100644
index 0000000..f2d2a03
--- /dev/null
+++ b/mempmove.c
@@ -0,0 +1,38 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline void *libsimple_mempmove(void *, const void *, size_t);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+ char buf[100];
+
+ memset(buf, '-', sizeof(buf));
+ buf[sizeof(buf) - 1] = '\0';
+ stpcpy(&buf[5], "hello")[0] = '-';
+ assert(libsimple_mempmove(&buf[5], &buf[5], 5) == &buf[5 + 5]);
+ assert(!strncmp(buf, "-----hello-", 11));
+
+ memset(buf, '-', sizeof(buf));
+ buf[sizeof(buf) - 1] = '\0';
+ stpcpy(&buf[5], "hello")[0] = '-';
+ assert(libsimple_mempmove(&buf[3], &buf[5], 5) == &buf[3 + 5]);
+ assert(!strncmp(buf, "---hellolo-", 11));
+
+ memset(buf, '-', sizeof(buf));
+ buf[sizeof(buf) - 1] = '\0';
+ stpcpy(&buf[5], "hello")[0] = '-';
+ assert(libsimple_mempmove(&buf[8], &buf[5], 5) == &buf[8 + 5]);
+ assert(!strncmp(buf, "-----helhello-", 14));
+
+ return 0;
+}
+
+#endif