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warn_unused_result in end.c

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There is only one warn_unused_result warning from gcc in end.c;
change the code a little to use it.
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PatR
2018-12-18 14:30:31 -08:00
parent 95f2c9a5d6
commit 1813865dc8
1 changed files with 10 additions and 7 deletions
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src/end.c
+10 -7
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@@ -1,4 +1,4 @@
/* NetHack 3.6 end.c $NHDT-Date: 1544917598 2018/12/15 23:46:38 $ $NHDT-Branch: NetHack-3.6.2-beta01 $:$NHDT-Revision: 1.158 $ */ /* NetHack 3.6 end.c $NHDT-Date: 1545172226 2018/12/18 22:30:26 $ $NHDT-Branch: NetHack-3.6.2-beta01 $:$NHDT-Revision: 1.159 $ */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/*-Copyright (c) Robert Patrick Rankin, 2012. */ /*-Copyright (c) Robert Patrick Rankin, 2012. */
/* NetHack may be freely redistributed. See license for details. */ /* NetHack may be freely redistributed. See license for details. */
@@ -128,14 +128,17 @@ static boolean NDECL(NH_panictrace_libc);
static boolean NDECL(NH_panictrace_gdb); static boolean NDECL(NH_panictrace_gdb);
#ifndef NO_SIGNAL #ifndef NO_SIGNAL
/*ARGSUSED*/ /* called as signal() handler, so sent at least one arg */
void panictrace_handler( /*ARGUSED*/
sig_unused) /* called as signal() handler, so sent at least one arg */ void
panictrace_handler(sig_unused)
int sig_unused UNUSED; int sig_unused UNUSED;
{ {
#define SIG_MSG "\nSignal received.\n" #define SIG_MSG "\nSignal received.\n"
(void) write(2, SIG_MSG, sizeof(SIG_MSG) - 1); int f2 = (int) write(2, SIG_MSG, sizeof SIG_MSG - 1);
NH_abort();
nhUse(f2); /* what could we do if write to fd#2 (stderr) fails */
NH_abort(); /* ... and we're already in the process of quitting? */
} }
void void
@@ -201,7 +204,7 @@ NH_abort()
traceback and exit; 2 = show traceback and stay in debugger */ traceback and exit; 2 = show traceback and stay in debugger */
/* if (wizard && gdb_prio == 1) gdb_prio = 2; */ /* if (wizard && gdb_prio == 1) gdb_prio = 2; */
vms_traceback(gdb_prio); vms_traceback(gdb_prio);
(void) libc_prio; /* half-hearted attempt at lint suppression */ nhUse(libc_prio);
#endif /* ?VMS */ #endif /* ?VMS */