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-rw-r--r--source3/tests/ftruncate.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/source3/tests/ftruncate.c b/source3/tests/ftruncate.c
new file mode 100644
index 0000000000..93282782ee
--- /dev/null
+++ b/source3/tests/ftruncate.c
@@ -0,0 +1,27 @@
+/* test whether ftruncte() can extend a file */
+
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define DATA "conftest.trunc"
+#define LEN 7663
+
+main()
+{
+ int *buf;
+ int fd = open(DATA,O_RDWR|O_CREAT|O_TRUNC,0666);
+
+ ftruncate(fd, LEN);
+
+ unlink(DATA);
+
+ if (lseek(fd, 0, SEEK_END) == LEN) {
+ exit(0);
+ }
+ exit(1);
+}