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patch 8.2.2586: process id may be invalid

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Problem:    Process id may be invalid.
Solution:   Use sysinfo.uptime to check for recent reboot. (suggested by Hugo
            van der Sanden, closes #7947)
This commit is contained in:
Bram Moolenaar
2021-03-10 21:26:37 +01:00
parent c23555de34
commit f52f0606ed
8 changed files with 147 additions and 16 deletions
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29
src/auto/configure vendored
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@@ -13918,6 +13918,35 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysinfo.uptime" >&5
$as_echo_n "checking for sysinfo.uptime... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <sys/types.h>
#include <sys/sysinfo.h>
int
main ()
{
struct sysinfo sinfo;
long ut;
(void)sysinfo(&sinfo);
ut = sinfo.uptime;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }; $as_echo "#define HAVE_SYSINFO_UPTIME 1" >>confdefs.h
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysconf" >&5
$as_echo_n "checking for sysconf... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext