From 86dae8010310d13bd2a2beb006b4085d06ae1556 Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Sun, 25 Jun 2017 00:59:24 -0700
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Subject: [PATCH] tools.cc: fixed unused-result warning
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fix
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| ../../squid-3.5.26/src/tools.cc: In function 'void enter_suid()':
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| ../../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]
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| setuid(0);
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| ~~~~~~^~~
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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src/tools.cc | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/src/tools.cc b/src/tools.cc
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index 5829574..19f0836 100644
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--- a/src/tools.cc
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+++ b/src/tools.cc
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@@ -581,8 +581,10 @@ enter_suid(void)
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debugs (21, 3, "enter_suid: setresuid failed: " << xstrerr(xerrno));
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}
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#else
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-
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- setuid(0);
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+ if (setuid(0) < 0) {
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+ const auto xerrno = errno;
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+ debugs(50, DBG_IMPORTANT, "WARNING: no_suid: setuid(0): " << xstrerr(xerrno));
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+ }
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#endif
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#if HAVE_PRCTL && defined(PR_SET_DUMPABLE)
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/* Set Linux DUMPABLE flag */
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