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added setgroups and getgroups syscalls 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@131 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-05-08 15:41:49 +00:00
parent 08fc60898b
commit 19b84f3c35
1 changed files with 28 additions and 2 deletions
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30
linux-user/syscall.c
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@ -58,6 +58,7 @@
#include <linux/hdreg.h>
#include <linux/soundcard.h>
#include <linux/dirent.h>
#include <linux/kd.h>
#include "qemu.h"
@ -117,6 +118,7 @@ extern int setresuid(uid_t, uid_t, uid_t);
extern int getresuid(uid_t *, uid_t *, uid_t *);
extern int setresgid(gid_t, gid_t, gid_t);
extern int getresgid(gid_t *, gid_t *, gid_t *);
extern int setgroups(int, gid_t *);
static inline long get_errno(long ret)
{
@ -1722,9 +1724,33 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
}
break;
case TARGET_NR_getgroups:
goto unimplemented;
{
int gidsetsize = arg1;
uint16_t *target_grouplist = (void *)arg2;
gid_t *grouplist;
int i;
grouplist = alloca(gidsetsize * sizeof(gid_t));
ret = get_errno(getgroups(gidsetsize, grouplist));
if (!is_error(ret)) {
for(i = 0;i < gidsetsize; i++)
target_grouplist[i] = tswap16(grouplist[i]);
}
}
break;
case TARGET_NR_setgroups:
goto unimplemented;
{
int gidsetsize = arg1;
uint16_t *target_grouplist = (void *)arg2;
gid_t *grouplist;
int i;
grouplist = alloca(gidsetsize * sizeof(gid_t));
for(i = 0;i < gidsetsize; i++)
grouplist[i] = tswap16(target_grouplist[i]);
ret = get_errno(setgroups(gidsetsize, grouplist));
}
break;
case TARGET_NR_select:
goto unimplemented;
case TARGET_NR_symlink: