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Implemented sys$execve().

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It's really crufty, but it basically works!
This commit is contained in:
Andreas Kling 2018-11-03 01:49:40 +01:00
parent b59ce22fc5
commit 202bdb553c
9 changed files with 215 additions and 21 deletions
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27
LibC/unistd.cpp
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@ -7,7 +7,14 @@ extern "C" {
pid_t fork()
{
return Syscall::invoke(Syscall::PosixFork);
int rc = Syscall::invoke(Syscall::PosixFork);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int execve(const char* filename, const char** argv, const char** envp)
{
int rc = Syscall::invoke(Syscall::PosixExecve, (dword)filename, (dword)argv, (dword)envp);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
uid_t getuid()
@ -27,32 +34,38 @@ pid_t getpid()
pid_t setsid()
{
return Syscall::invoke(Syscall::PosixSetsid);
int rc = Syscall::invoke(Syscall::PosixSetsid);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
pid_t tcgetpgrp(int fd)
{
return Syscall::invoke(Syscall::PosixTcgetpgrp, (dword)fd);
int rc = Syscall::invoke(Syscall::PosixTcgetpgrp, (dword)fd);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int tcsetpgrp(int fd, pid_t pgid)
{
return Syscall::invoke(Syscall::PosixTcsetpgrp, (dword)fd, (dword)pgid);
int rc = Syscall::invoke(Syscall::PosixTcsetpgrp, (dword)fd, (dword)pgid);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int setpgid(pid_t pid, pid_t pgid)
{
return Syscall::invoke(Syscall::PosixSetpgid, (dword)pid, (dword)pgid);
int rc = Syscall::invoke(Syscall::PosixSetpgid, (dword)pid, (dword)pgid);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
pid_t getpgid(pid_t pid)
{
return Syscall::invoke(Syscall::PosixGetpgid, (dword)pid);
int rc = Syscall::invoke(Syscall::PosixGetpgid, (dword)pid);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
pid_t getpgrp()
{
return Syscall::invoke(Syscall::PosixGetpgrp);
int rc = Syscall::invoke(Syscall::PosixGetpgrp);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int open(const char* path, int options)