diff options
| -rw-r--r-- | linux-user/Makefile.objs | 2 | ||||
| -rw-r--r-- | linux-user/exit.c | 28 | ||||
| -rw-r--r-- | linux-user/qemu.h | 8 | ||||
| -rw-r--r-- | linux-user/syscall.c | 10 |
4 files changed, 39 insertions, 9 deletions
diff --git a/linux-user/Makefile.objs b/linux-user/Makefile.objs index 59a5c17354..b5dfb71f25 100644 --- a/linux-user/Makefile.objs +++ b/linux-user/Makefile.objs @@ -1,7 +1,7 @@ obj-y = main.o syscall.o strace.o mmap.o signal.o \ elfload.o linuxload.o uaccess.o uname.o \ safe-syscall.o $(TARGET_ABI_DIR)/signal.o \ - $(TARGET_ABI_DIR)/cpu_loop.o + $(TARGET_ABI_DIR)/cpu_loop.o exit.o obj-$(TARGET_HAS_BFLT) += flatload.o obj-$(TARGET_I386) += vm86.o diff --git a/linux-user/exit.c b/linux-user/exit.c new file mode 100644 index 0000000000..aed8713fae --- /dev/null +++ b/linux-user/exit.c @@ -0,0 +1,28 @@ +/* + * exit support for qemu + * + * Copyright (c) 2018 Alex Bennée <alex.bennee@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include "qemu/osdep.h" +#include "qemu.h" + +void preexit_cleanup(CPUArchState *env, int code) +{ +#ifdef TARGET_GPROF + _mcleanup(); +#endif + gdb_exit(env, code); +} diff --git a/linux-user/qemu.h b/linux-user/qemu.h index 793cd4df04..bb85c81aa4 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -623,6 +623,14 @@ static inline int is_error(abi_long ret) return (abi_ulong)ret >= (abi_ulong)(-4096); } +/** + * preexit_cleanup: housekeeping before the guest exits + * + * env: the CPU state + * code: the exit code + */ +void preexit_cleanup(CPUArchState *env, int code); + /* Include target-specific struct and function definitions; * they may need access to the target-independent structures * above, so include them last. diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 50e20fb659..5822e03e28 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -8022,10 +8022,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, } cpu_list_unlock(); -#ifdef TARGET_GPROF - _mcleanup(); -#endif - gdb_exit(cpu_env, arg1); + preexit_cleanup(cpu_env, arg1); _exit(arg1); ret = 0; /* avoid warning */ break; @@ -10131,10 +10128,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, #ifdef __NR_exit_group /* new thread calls */ case TARGET_NR_exit_group: -#ifdef TARGET_GPROF - _mcleanup(); -#endif - gdb_exit(cpu_env, arg1); + preexit_cleanup(cpu_env, arg1); ret = get_errno(exit_group(arg1)); break; #endif |