[LTP] [PATCH v6 1/2] tst_safe_macros.h: Add SAFE_STATVFS

[Wei Gao via ltp <ltp@lists.linux.it>]

Signed-off-by: Wei Gao <wegao@suse.com>
---
 include/tst_safe_macros.h |  6 ++++++
 lib/tst_safe_macros.c     | 19 +++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/include/tst_safe_macros.h b/include/tst_safe_macros.h
index 3b02f86c7..19504beb5 100644
--- a/include/tst_safe_macros.h
+++ b/include/tst_safe_macros.h
@@ -12,6 +12,7 @@
 #include <sys/time.h>
 #include <sys/resource.h>
 #include <sys/stat.h>
+#include <sys/statvfs.h>
 #include <sys/vfs.h>
 #include <sys/sysinfo.h>
 #include <sys/uio.h>
@@ -503,4 +504,9 @@ char *safe_ptsname(const char *const file, const int lineno, int masterfd);
 #define SAFE_PTSNAME(masterfd) \
 	safe_ptsname(__FILE__, __LINE__, (masterfd))
 
+int safe_statvfs(const char *file, const int lineno,
+                              const char *path, struct statvfs *buf);
+#define SAFE_STATVFS(path, buf) \
+	safe_statvfs(__FILE__, __LINE__, (path), (buf))
+
 #endif /* TST_SAFE_MACROS_H__ */
diff --git a/lib/tst_safe_macros.c b/lib/tst_safe_macros.c
index ba095a621..cdc8c7dd3 100644
--- a/lib/tst_safe_macros.c
+++ b/lib/tst_safe_macros.c
@@ -810,3 +810,22 @@ char *safe_ptsname(const char *const file, const int lineno, int masterfd)
 
 	return name;
 }
+
+int safe_statvfs(const char *file, const int lineno,
+                              const char *path, struct statvfs *buf)
+{
+	int rval;
+
+	rval = statvfs(path, buf);
+
+	if (rval == -1) {
+		tst_brk_(file, lineno, TBROK | TERRNO,
+			"statvfs(%s,%p) failed", path, buf);
+	} else if (rval) {
+		tst_brk_(file, lineno, TBROK | TERRNO,
+			"Invalid statvfs(%s,%p) return value %d", path, buf,
+			rval);
+	}
+
+	return rval;
+}
-- 
2.35.3


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