Clean up / homogenize openreadnclose() family

Signed-off-by: Laurent Bercot <ska@appnovation.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/src/libstddjb/readnclose.c b/src/libstddjb/readnclose.c
new file mode 100644
index 0000000..28a3acb
--- /dev/null
+++ b/src/libstddjb/readnclose.c
@@ -0,0 +1,18 @@
+/* ISC license. */
+
+#include <errno.h>
+
+#include <skalibs/allreadwrite.h>
+#include <skalibs/djbunix.h>
+
+ssize_t readnclose (int fd, char *s, size_t n)
+{
+  int e = errno ;
+  size_t r ;
+  errno = 0 ;
+  r = allread(fd, s, n) ;
+  fd_close(fd) ;
+  if (errno) return -1 ;
+  errno = e ;
+  return r ;
+}