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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/mman/mremap.c
downloadmusl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz
initial check-in, version 0.5.0v0.5.0
Diffstat (limited to 'src/mman/mremap.c')
-rw-r--r--src/mman/mremap.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mman/mremap.c b/src/mman/mremap.c
new file mode 100644
index 00000000..78491ef4
--- /dev/null
+++ b/src/mman/mremap.c
@@ -0,0 +1,19 @@
+#include <unistd.h>
+#include <sys/mman.h>
+#include <stdarg.h>
+#include "syscall.h"
+#include "libc.h"
+
+void *__mremap(void *old_addr, size_t old_len, size_t new_len, int flags, ...)
+{
+ va_list ap;
+ void *new_addr;
+
+ va_start(ap, flags);
+ new_addr = va_arg(ap, void *);
+ va_end(ap);
+
+ return (void *)syscall5(__NR_mremap, (long)old_addr, old_len, new_len, flags, (long)new_addr);
+}
+
+weak_alias(__mremap, mremap);