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Update linux_getcwd and implement linux_setpgid syscall

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This commit is contained in:
EnderIce2 2024-03-20 21:24:41 +02:00
parent 4e3f2bc8ab
commit 14964a1c07
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
1 changed files with 18 additions and 3 deletions
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21
syscalls/linux.cpp
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@ -1380,7 +1380,7 @@ static int linux_creat(SysFrm *, const char *pathname, mode_t mode)
}
/* https://man7.org/linux/man-pages/man2/getcwd.2.html */
static int linux_getcwd(SysFrm *, char *buf, size_t size)
static long linux_getcwd(SysFrm *, char *buf, size_t size)
{
PCB *pcb = thisProcess;
Memory::VirtualMemoryArea *vma = pcb->vma;
@ -1497,6 +1497,21 @@ static pid_t linux_getppid(SysFrm *)
return thisProcess->Parent->ID;
}
/* https://man7.org/linux/man-pages/man2/setpgid.2.html */
static int linux_setpgid(SysFrm *, pid_t pid, pid_t pgid)
{
PCB *pcb = thisProcess;
PCB *target = pcb->GetContext()->GetProcessByID(pid);
if (!target)
return -ESRCH;
if (pgid < 0)
return -EINVAL;
fixme("setpgid(%d, %d) is stub!", pid, pgid);
return 0;
}
/* https://man7.org/linux/man-pages/man2/arch_prctl.2.html */
static int linux_arch_prctl(SysFrm *, int code, unsigned long addr)
{
@ -2227,7 +2242,7 @@ static SyscallData LinuxSyscallsTableAMD64[] = {
[__NR_amd64_setgid] = {"setgid", (void *)nullptr},
[__NR_amd64_geteuid] = {"geteuid", (void *)linux_geteuid},
[__NR_amd64_getegid] = {"getegid", (void *)linux_getegid},
[__NR_amd64_setpgid] = {"setpgid", (void *)nullptr},
[__NR_amd64_setpgid] = {"setpgid", (void *)linux_setpgid},
[__NR_amd64_getppid] = {"getppid", (void *)linux_getppid},
[__NR_amd64_getpgrp] = {"getpgrp", (void *)nullptr},
[__NR_amd64_setsid] = {"setsid", (void *)nullptr},
@ -2625,7 +2640,7 @@ static SyscallData LinuxSyscallsTableI386[] = {
[__NR_i386_ioctl] = {"ioctl", (void *)linux_ioctl},
[__NR_i386_fcntl] = {"fcntl", (void *)linux_fcntl},
[__NR_i386_mpx] = {"mpx", (void *)nullptr},
[__NR_i386_setpgid] = {"setpgid", (void *)nullptr},
[__NR_i386_setpgid] = {"setpgid", (void *)linux_setpgid},
[__NR_i386_ulimit] = {"ulimit", (void *)nullptr},
[__NR_i386_oldolduname] = {"oldolduname", (void *)nullptr},
[__NR_i386_umask] = {"umask", (void *)nullptr},