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-rw-r--r--include/common.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h
index 93ef7f3..32b5d23 100644
--- a/include/common.h
+++ b/include/common.h
@@ -28,6 +28,7 @@
#include <errno.h>
#include <features.h>
#include <inttypes.h>
+#include <unistd.h>
#include <sys/sysmacros.h>
#include "config.h"
@@ -226,6 +227,38 @@ long long util_get_bytes(const char *str);
void util_print_bytes(long long bytes, int bracket);
int util_srand(void);
+/*
+ * The following helpers are here to avoid compiler complaints about unchecked
+ * return code.
+ * FIXME: The proper fix would be to check the return code in all those places,
+ * but it's usually placed in old code which have no proper exit path and
+ * handling errors requires rewriting a lot of code.
+ *
+ * WARNING: Please do not use these helpers in new code. Instead, make sure
+ * you check the function return code and provide coherent error handling in
+ * case of error.
+ */
+static inline ssize_t read_nocheck(int fd, void *buf, size_t count)
+{
+ return read(fd, buf, count);
+}
+
+static inline ssize_t write_nocheck(int fd, void *buf, size_t count)
+{
+ return write(fd, buf, count);
+}
+
+static inline ssize_t pread_nocheck(int fd, void *buf, size_t count,
+ off_t offset)
+{
+ return pread(fd, buf, count, offset);
+}
+
+static inline ssize_t pwrite_nocheck(int fd, void *buf, size_t count,
+ off_t offset)
+{
+ return pwrite(fd, buf, count, offset);
+}
#ifdef __cplusplus
}
#endif