diff options
Diffstat (limited to 'src/subprocess-posix.cc')
| -rw-r--r-- | src/subprocess-posix.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/subprocess-posix.cc b/src/subprocess-posix.cc index 40c9ae1..cc8bff6 100644 --- a/src/subprocess-posix.cc +++ b/src/subprocess-posix.cc @@ -80,8 +80,11 @@ bool Subprocess::Start(SubprocessSet* set, const string& command) { break; if (!use_console_) { - // Put the child in its own process group, so ctrl-c won't reach it. - if (setpgid(0, 0) < 0) + // Put the child in its own session and process group. It will be + // detached from the current terminal and ctrl-c won't reach it. + // Since this process was just forked, it is not a process group leader + // and setsid() will succeed. + if (setsid() < 0) break; // Open /dev/null over stdin. |