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-rw-r--r--tests/basic/gfapi/Makefile.am11
-rw-r--r--tests/basic/gfapi/seek.c95
2 files changed, 103 insertions, 3 deletions
diff --git a/tests/basic/gfapi/Makefile.am b/tests/basic/gfapi/Makefile.am
index cdb0e543803..b166fcc3fa6 100644
--- a/tests/basic/gfapi/Makefile.am
+++ b/tests/basic/gfapi/Makefile.am
@@ -4,12 +4,17 @@
CFLAGS = -Wall -g $(shell pkg-config --cflags glusterfs-api)
LDFLAGS = $(shell pkg-config --libs glusterfs-api)
-BINARIES = upcall-cache-invalidate libgfapi-fini-hang anonymous_fd
+BINARIES = upcall-cache-invalidate libgfapi-fini-hang anonymous_fd seek
%: %.c
+ $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
-all: $(BINARIES)
+all: check-pkgconfig $(BINARIES)
clean:
- -$(RM) $(BINARIES)
+ -$(RM) $(BINARIES)
+.phony: check-pkgconfig
+
+check-pkgconfig:
+ pkg-config --exists glusterfs-api
diff --git a/tests/basic/gfapi/seek.c b/tests/basic/gfapi/seek.c
new file mode 100644
index 00000000000..a0fec7d990a
--- /dev/null
+++ b/tests/basic/gfapi/seek.c
@@ -0,0 +1,95 @@
+/* seek.c - use glfs_lseek() to find holes in a file
+ *
+ * Author: Niels de Vos <ndevos@redhat.com>
+ */
+
+/* needed for SEEK_HOLE/SEEK_DATA */
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
+#include <sys/types.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <api/glfs.h>
+#include <api/glfs-handles.h>
+
+int
+main (int argc, char **argv)
+{
+ glfs_t *fs = NULL;
+ int ret = 0;
+ glfs_fd_t *fd = NULL;
+ char *filename = NULL;
+ char *volname = NULL;
+ struct stat st = { 0, };
+ off_t hole_start = 0;
+ off_t hole_end = 0;
+
+ if (argc != 3) {
+ fprintf (stderr, "Invalid argument, use %s <vol> <file>\n",
+ argv[0]);
+ exit (1);
+ }
+
+ volname = argv[1];
+ filename = argv[2];
+
+ fs = glfs_new (volname);
+ if (!fs) {
+ perror ("glfs_new() returned NULL");
+ return 1;
+ }
+
+ if (glfs_set_volfile_server (fs, "tcp", "localhost", 24007)) {
+ perror ("glfs_set_volfile_server");
+ return 1;
+ }
+
+ if (glfs_init (fs)) {
+ perror ("glfs_init");
+ return 1;
+ }
+
+ fd = glfs_open (fs, filename, O_RDONLY);
+ if (fd <= 0) {
+ perror ("glfs_open");
+ return 1;
+ }
+
+ if (glfs_fstat (fd, &st)) {
+ perror ("glfs_fstat");
+ return 1;
+ }
+
+ while (hole_end < st.st_size) {
+ hole_start = glfs_lseek (fd, hole_end, SEEK_HOLE);
+ if (hole_start == -1 && errno == ENXIO)
+ /* no more holes */
+ break;
+ if (hole_start == -1) {
+ perror ("no more holes");
+ break;
+ }
+
+ hole_end = glfs_lseek (fd, hole_start, SEEK_DATA);
+ if (hole_end == -1 && errno == ENXIO) {
+ /* no more data */
+ break;
+ }
+
+ printf ("HOLE found: %ld - %ld%s\n", hole_start, hole_end,
+ (hole_end == st.st_size) ? " (EOF)" : "");
+ }
+
+ glfs_close (fd);
+
+ if (fs) {
+ glfs_fini (fs);
+ }
+
+ return ret;
+}