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Add basic PTY support.

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For now, there are four hard-coded PTYs: /dev/pt{m,s}[0123]
Use this in the Terminal to open a pty pair and spawn a shell.
This commit is contained in:
Andreas Kling 2019-01-15 06:30:19 +01:00
parent ecb4ab0943
commit 2f74c2f430
21 changed files with 287 additions and 10 deletions
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1
Kernel/Process.h
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@ -167,6 +167,7 @@ public:
int sys$uname(utsname*);
int sys$readlink(const char*, char*, size_t);
int sys$ttyname_r(int fd, char*, size_t);
int sys$ptsname_r(int fd, char*, size_t);
pid_t sys$fork(RegisterDump&);
int sys$execve(const char* filename, const char** argv, const char** envp);
int sys$isatty(int fd);