From: Davin McCall <davmac@davmac.org>
Date: Fri, 7 Jul 2017 18:53:13 +0000 (+0100)
Subject: ss_read: silence signed vs unsigned comparison warning.
X-Git-Tag: v0.06~17
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=bb632c6651a521f757074ea1256d520ee7b719b4;p=oweals%2Fdinit.git

ss_read: silence signed vs unsigned comparison warning.
---

diff --git a/src/dinit-util.h b/src/dinit-util.h
index 3b4c42c..947878e 100644
--- a/src/dinit-util.h
+++ b/src/dinit-util.h
@@ -5,12 +5,12 @@
 
 // Signal-safe read. Read and re-try if interrupted by signal (EINTR).
 // *May* affect errno even on a successful read (when the return is less than n).
-inline int ss_read(int fd, void * buf, size_t n)
+inline ssize_t ss_read(int fd, void * buf, size_t n)
 {
     char * cbuf = static_cast<char *>(buf);
-    int r = 0;
-    while (r < n) {
-        int res = read(fd, cbuf + r, n - r);
+    ssize_t r = 0;
+    while ((size_t)r < n) {
+        ssize_t res = read(fd, cbuf + r, n - r);
         if (res == 0) {
             return r;
         }