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Diffstat (limited to 'linux-user/signal.c')
-rw-r--r--linux-user/signal.c80
1 files changed, 37 insertions, 43 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 5a99e610dc..5b1334a1ce 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -432,17 +432,17 @@ int do_sigaction(int sig, const struct target_sigaction *act,
if (oact) {
oact->_sa_handler = tswapl(k->sa._sa_handler);
oact->sa_flags = tswapl(k->sa.sa_flags);
- #if !defined(TARGET_MIPS)
- oact->sa_restorer = tswapl(k->sa.sa_restorer);
- #endif
+#if !defined(TARGET_MIPS)
+ oact->sa_restorer = tswapl(k->sa.sa_restorer);
+#endif
oact->sa_mask = k->sa.sa_mask;
}
if (act) {
k->sa._sa_handler = tswapl(act->_sa_handler);
k->sa.sa_flags = tswapl(act->sa_flags);
- #if !defined(TARGET_MIPS)
- k->sa.sa_restorer = tswapl(act->sa_restorer);
- #endif
+#if !defined(TARGET_MIPS)
+ k->sa.sa_restorer = tswapl(act->sa_restorer);
+#endif
k->sa.sa_mask = act->sa_mask;
/* we update the host linux signal state */
@@ -1684,8 +1684,8 @@ setup_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __put_user(regs->PC, &sc->sc_pc);
- #define save_gp_reg(i) do { \
- err |= __put_user(regs->gpr[i], &sc->sc_regs[i]); \
+#define save_gp_reg(i) do { \
+ err |= __put_user(regs->gpr[i], &sc->sc_regs[i]); \
} while(0)
__put_user(0, &sc->sc_regs[0]); save_gp_reg(1); save_gp_reg(2);
save_gp_reg(3); save_gp_reg(4); save_gp_reg(5); save_gp_reg(6);
@@ -1696,7 +1696,7 @@ setup_sigcontext(CPUState *regs, struct target_sigcontext *sc)
save_gp_reg(23); save_gp_reg(24); save_gp_reg(25); save_gp_reg(26);
save_gp_reg(27); save_gp_reg(28); save_gp_reg(29); save_gp_reg(30);
save_gp_reg(31);
- #undef save_gp_reg
+#undef save_gp_reg
err |= __put_user(regs->HI, &sc->sc_mdhi);
err |= __put_user(regs->LO, &sc->sc_mdlo);
@@ -1713,7 +1713,7 @@ setup_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __put_user(rddsp(DSP_MASK), &sc->sc_dsp);
}
/* same with 64 bit */
- #ifdef CONFIG_64BIT
+#ifdef CONFIG_64BIT
err |= __put_user(regs->hi, &sc->sc_hi[0]);
err |= __put_user(regs->lo, &sc->sc_lo[0]);
if (cpu_has_dsp) {
@@ -1725,13 +1725,10 @@ setup_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __put_user(mflo3(), &sc->sc_lo[3]);
err |= __put_user(rddsp(DSP_MASK), &sc->sc_dsp);
}
- #endif
-
-
- #endif
-
+#endif
+#endif
- #if 0
+#if 0
err |= __put_user(!!used_math(), &sc->sc_used_math);
if (!used_math())
@@ -1765,7 +1762,7 @@ restore_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __get_user(regs->HI, &sc->sc_mdhi);
err |= __get_user(regs->LO, &sc->sc_mdlo);
- #define restore_gp_reg(i) do { \
+#define restore_gp_reg(i) do { \
err |= __get_user(regs->gpr[i], &sc->sc_regs[i]); \
} while(0)
restore_gp_reg( 1); restore_gp_reg( 2); restore_gp_reg( 3);
@@ -1779,7 +1776,7 @@ restore_sigcontext(CPUState *regs, struct target_sigcontext *sc)
restore_gp_reg(25); restore_gp_reg(26); restore_gp_reg(27);
restore_gp_reg(28); restore_gp_reg(29); restore_gp_reg(30);
restore_gp_reg(31);
- #undef restore_gp_reg
+#undef restore_gp_reg
#if 0
if (cpu_has_dsp) {
@@ -1791,7 +1788,7 @@ restore_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __get_user(treg, &sc->sc_lo3); mtlo3(treg);
err |= __get_user(treg, &sc->sc_dsp); wrdsp(treg, DSP_MASK);
}
- #ifdef CONFIG_64BIT
+#ifdef CONFIG_64BIT
err |= __get_user(regs->hi, &sc->sc_hi[0]);
err |= __get_user(regs->lo, &sc->sc_lo[0]);
if (cpu_has_dsp) {
@@ -1803,7 +1800,7 @@ restore_sigcontext(CPUState *regs, struct target_sigcontext *sc)
err |= __get_user(treg, &sc->sc_lo[3]); mthi3(treg);
err |= __get_user(treg, &sc->sc_dsp); wrdsp(treg, DSP_MASK);
}
- #endif
+#endif
err |= __get_user(used_math, &sc->sc_used_math);
conditional_used_math(used_math);
@@ -1898,51 +1895,50 @@ give_sigsegv:
long do_sigreturn(CPUState *regs)
{
- struct sigframe *frame;
- sigset_t blocked;
- target_sigset_t target_set;
- int i;
+ struct sigframe *frame;
+ sigset_t blocked;
+ target_sigset_t target_set;
+ int i;
#if defined(DEBUG_SIGNAL)
- fprintf(stderr, "do_sigreturn\n");
+ fprintf(stderr, "do_sigreturn\n");
#endif
- frame = (struct sigframe *) regs->gpr[29];
- if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
+ frame = (struct sigframe *) regs->gpr[29];
+ if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
goto badframe;
- for(i = 0; i < TARGET_NSIG_WORDS; i++) {
+ for(i = 0; i < TARGET_NSIG_WORDS; i++) {
if(__get_user(target_set.sig[i], &frame->sf_mask.sig[i]))
goto badframe;
- }
+ }
- target_to_host_sigset_internal(&blocked, &target_set);
- sigprocmask(SIG_SETMASK, &blocked, NULL);
+ target_to_host_sigset_internal(&blocked, &target_set);
+ sigprocmask(SIG_SETMASK, &blocked, NULL);
- if (restore_sigcontext(regs, &frame->sf_sc))
+ if (restore_sigcontext(regs, &frame->sf_sc))
goto badframe;
#if 0
- /*
- * Don't let your children do this ...
- */
- __asm__ __volatile__(
+ /*
+ * Don't let your children do this ...
+ */
+ __asm__ __volatile__(
"move\t$29, %0\n\t"
"j\tsyscall_exit"
:/* no outputs */
:"r" (&regs));
- /* Unreached */
+ /* Unreached */
#endif
regs->PC = regs->CP0_EPC;
- /* I am not sure this is right, but it seems to work
+ /* I am not sure this is right, but it seems to work
* maybe a problem with nested signals ? */
regs->CP0_EPC = 0;
return 0;
badframe:
- force_sig(TARGET_SIGSEGV/*, current*/);
- return 0;
-
+ force_sig(TARGET_SIGSEGV/*, current*/);
+ return 0;
}
static void setup_rt_frame(int sig, struct emulated_sigaction *ka,
@@ -2070,5 +2066,3 @@ void process_pending_signals(void *cpu_env)
if (q != &k->info)
free_sigqueue(q);
}
-
-