Add xReadfile wrapper for reading small to medium size files

Inspired by proposed Linux syscall

Avoid file descriptor leaks like 4af8c63f

1 files changed, 4 insertions, 0 deletions

diff --git a/XUtils.h b/XUtils.h
index a978a0ed..d004785f 100644
--- a/XUtils.h
+++ b/XUtils.h
@@ -14,6 +14,7 @@ in the source distribution for its full text.
 #include <stdlib.h> // IWYU pragma: keep
 #include <string.h> // IWYU pragma: keep
 
+#include "Compat.h"
 #include "Macros.h"
 
 
@@ -63,4 +64,7 @@ char* xStrdup(const char* str) ATTR_NONNULL;
 
 char* xStrndup(const char* str, size_t len) ATTR_NONNULL;
 
+ssize_t xReadfile(const char* pathname, void* buffer, size_t count);
+ssize_t xReadfileat(openat_arg_t dirfd, const char* pathname, void* buffer, size_t count);
+
 #endif