Revision b92c47c1 linux-user/syscall.c
| b/linux-user/syscall.c | ||
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extern int getresgid(gid_t *, gid_t *, gid_t *); |
| 252 | 252 |
extern int setgroups(int, gid_t *); |
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#define ERRNO_TABLE_SIZE 1200 |
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/* target_to_host_errno_table[] is initialized from |
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* host_to_target_errno_table[] in syscall_init(). */ |
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static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = {
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}; |
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/* |
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* This list is the union of errno values overridden in asm-<arch>/errno.h |
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* minus the errnos that are not actually generic to all archs. |
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*/ |
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static uint16_t host_to_target_errno_table[1200] = {
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static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = {
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[EIDRM] = TARGET_EIDRM, |
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[ECHRNG] = TARGET_ECHRNG, |
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[EL2NSYNC] = TARGET_EL2NSYNC, |
| ... | ... | |
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#ifdef ENOTRECOVERABLE |
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[ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
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#endif |
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};
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}; |
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static inline int host_to_target_errno(int err) |
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{
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| ... | ... | |
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return err; |
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} |
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static inline int target_to_host_errno(int err) |
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{
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if (target_to_host_errno_table[err]) |
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return target_to_host_errno_table[err]; |
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return err; |
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} |
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static inline abi_long get_errno(abi_long ret) |
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{
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if (ret == -1) |
| ... | ... | |
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return (abi_ulong)ret >= (abi_ulong)(-4096); |
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} |
| 385 | 399 |
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char *target_strerror(int err) |
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{
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return strerror(target_to_host_errno(err)); |
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} |
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static abi_ulong target_brk; |
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static abi_ulong target_original_brk; |
| 388 | 407 |
|
| ... | ... | |
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IOCTLEntry *ie; |
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const argtype *arg_type; |
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int size; |
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int i; |
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#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
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#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
| ... | ... | |
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~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
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(size << TARGET_IOC_SIZESHIFT); |
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} |
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/* Build target_to_host_errno_table[] table from |
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* host_to_target_errno_table[]. */ |
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for (i=0; i < ERRNO_TABLE_SIZE; i++) |
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target_to_host_errno_table[host_to_target_errno_table[i]] = i; |
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/* automatic consistency check if same arch */ |
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#if defined(__i386__) && defined(TARGET_I386) |
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if (ie->target_cmd != ie->host_cmd) {
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| ... | ... | |
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#ifdef DEBUG |
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gemu_log("syscall %d", num);
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#endif |
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if(do_strace) |
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print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); |
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switch(num) {
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case TARGET_NR_exit: |
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#ifdef HAVE_GPROF |
| ... | ... | |
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#ifdef DEBUG |
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gemu_log(" = %ld\n", ret);
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#endif |
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if(do_strace) |
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print_syscall_ret(num, ret); |
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return ret; |
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} |
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