From bacc5ac1ccf653c57c7618001157ed194b025938 Mon Sep 17 00:00:00 2001
From: Alexander Mai <amai@users.sf.net>
Date: Mon, 6 Apr 2015 18:16:37 +0200
Subject: [PATCH] Fix false positives ignoredReturnValue about some posix
 interfaces. Remove redundant strsignal() output from signal handler

---
 cfg/posix.cfg            | 3 ---
 cli/cppcheckexecutor.cpp | 3 ---
 test/cfg/posix.c         | 4 ++++
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/cfg/posix.cfg b/cfg/posix.cfg
index b95fda723..34c94b578 100644
--- a/cfg/posix.cfg
+++ b/cfg/posix.cfg
@@ -1695,7 +1695,6 @@
   </function>
   <!-- char *asctime_r(const struct tm *tm, char *buf); -->
   <function name="asctime_r">
-    <use-retval/>
     <noreturn>false</noreturn>
     <leak-ignore/>
     <arg nr="1">
@@ -1708,7 +1707,6 @@
   </function>
   <!-- char *ctime_r(const time_t *timep, char *buf); -->
   <function name="ctime_r">
-    <use-retval/>
     <noreturn>false</noreturn>
     <leak-ignore/>
     <arg nr="1">
@@ -1721,7 +1719,6 @@
   </function>
   <!-- struct tm *gmtime_r(const time_t *timep, struct tm *result); -->
   <function name="gmtime_r">
-    <use-retval/>
     <noreturn>false</noreturn>
     <leak-ignore/>
     <arg nr="1">
diff --git a/cli/cppcheckexecutor.cpp b/cli/cppcheckexecutor.cpp
index 3c068911a..40614c6c5 100644
--- a/cli/cppcheckexecutor.cpp
+++ b/cli/cppcheckexecutor.cpp
@@ -346,14 +346,11 @@ static void CppcheckSignalHandler(int signo, siginfo_t * info, void * context)
     }
 #endif
     const char * const signame = signal_name(signo);
-    const char * const sigtext = strsignal(signo);
     bool bPrintCallstack=true;
     const bool isaddressonstack = isAddressOnStack(info->si_addr);
     FILE* f = (CppCheckExecutor::getExceptionOutput()=="stderr") ? stderr : stdout;
     fputs("Internal error: cppcheck received signal ", f);
     fputs(signame, f);
-    fputs(", ", f);
-    fputs(sigtext, f);
     switch (signo) {
     case SIGBUS:
         switch (info->si_code) {
diff --git a/test/cfg/posix.c b/test/cfg/posix.c
index dbe55a44e..14c7dfa2d 100644
--- a/test/cfg/posix.c
+++ b/test/cfg/posix.c
@@ -182,4 +182,8 @@ void timet_h() {
   struct timespec* ptp;
   // cppcheck-suppress uninitvar
   clock_settime(CLOCK_REALTIME, ptp);
+  
+  time_t clock = time(0);
+  char buf[26];
+  ctime_r(&clock, buf);
 }