1*4882a593SmuzhiyunFrom 86dae8010310d13bd2a2beb006b4085d06ae1556 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Khem Raj <raj.khem@gmail.com>
3*4882a593SmuzhiyunDate: Sun, 25 Jun 2017 00:59:24 -0700
4*4882a593SmuzhiyunSubject: [PATCH] tools.cc: fixed unused-result warning
5*4882a593Smuzhiyun
6*4882a593Smuzhiyunfix
7*4882a593Smuzhiyun| ../../squid-3.5.26/src/tools.cc: In function 'void enter_suid()':
8*4882a593Smuzhiyun| ../../squid-3.5.26/src/tools.cc:616:11: error: ignoring return value of 'int setuid(__uid_t)', declared with attribute warn_unused_result [-Werror=unused-result]
9*4882a593Smuzhiyun|      setuid(0);
10*4882a593Smuzhiyun|      ~~~~~~^~~
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunSigned-off-by: Khem Raj <raj.khem@gmail.com>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun---
15*4882a593Smuzhiyun src/tools.cc | 5 +++--
16*4882a593Smuzhiyun 1 file changed, 3 insertions(+), 2 deletions(-)
17*4882a593Smuzhiyun
18*4882a593Smuzhiyundiff --git a/src/tools.cc b/src/tools.cc
19*4882a593Smuzhiyunindex 5829574..19f0836 100644
20*4882a593Smuzhiyun--- a/src/tools.cc
21*4882a593Smuzhiyun+++ b/src/tools.cc
22*4882a593Smuzhiyun@@ -581,8 +581,10 @@ enter_suid(void)
23*4882a593Smuzhiyun         debugs (21, 3, "enter_suid: setresuid failed: " << xstrerr(xerrno));
24*4882a593Smuzhiyun     }
25*4882a593Smuzhiyun #else
26*4882a593Smuzhiyun-
27*4882a593Smuzhiyun-    setuid(0);
28*4882a593Smuzhiyun+    if (setuid(0) < 0) {
29*4882a593Smuzhiyun+        const auto xerrno = errno;
30*4882a593Smuzhiyun+        debugs(50, DBG_IMPORTANT, "WARNING: no_suid: setuid(0): " << xstrerr(xerrno));
31*4882a593Smuzhiyun+    }
32*4882a593Smuzhiyun #endif
33*4882a593Smuzhiyun #if HAVE_PRCTL && defined(PR_SET_DUMPABLE)
34*4882a593Smuzhiyun     /* Set Linux DUMPABLE flag */
35