On Wed, Apr 15, 2015 at 08:29:30PM +0200, Johannes Sixt wrote:
| Windows does not have process groups. It is, therefore, the simplest
| to pretend that each process is in its own process group.
|
| [...]
|
| diff --git a/compat/mingw.h b/compat/mingw.h
| index 7b523cf..a552026 100644
| @@ -118,6 +116,12 @@ static inline int sigaddset(sigset_t *set, int signum)
| #define SIG_UNBLOCK 0
| static inline int sigprocmask(int how, const sigset_t *set, sigset_t
*oldset)
| { return 0; }
| +static inline pid_t getppid(void)
| +{ return 1; }
| +static inline pid_t getpgid(pid_t pid)
| +{ return pid == 0 ? getpid() : pid; }
| +static inline pid_t tcgetpgrp(int fd)
| +{ return getpid(); }This appears to be similar to the approach that tcsh uses too; return the current process ID for the process group ID. See https://github.com/tcsh-org/tcsh/blob/master/win32/ntport.h for tcsh's implementation of getpgrp() (a variation of getpgid()) and tcgetpgrp(). regards, Luke.
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