Mercurial > hg > easyhg
changeset 78:07405f3a428b
* Use fork/setsid/fork to escape our controlling terminal, to ensure the pty we create is used for password requests
| author | Chris Cannam |
|---|---|
| date | Mon, 22 Nov 2010 10:03:15 +0000 |
| parents | b522aaa2c053 |
| children | aaeabc920ca8 |
| files | common.cpp common.h main.cpp |
| diffstat | 3 files changed, 42 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/common.cpp Sat Nov 20 11:40:19 2010 +0000 +++ b/common.cpp Mon Nov 22 10:03:15 2010 +0000 @@ -30,7 +30,9 @@ #include <windows.h> #include <security.h> #else +#include <errno.h> #include <pwd.h> +#include <unistd.h> #endif QString findExecutable(QString name) @@ -143,3 +145,35 @@ #endif #endif +void loseControllingTerminal() +{ +#ifndef Q_OS_WIN32 + pid_t sid; + switch (fork()) { + case 0: + sid = setsid(); + if (sid != (pid_t)-1) { + DEBUG << "setsid() succeeded, session ID is " << sid << endl; + } else { + perror("setsid failed"); + DEBUG << "setsid() failed (errno = " << errno << ")" << endl; + } + switch (fork()) { + case 0: + return; + case -1: + perror("fork failed"); + DEBUG << "second fork failed (errno = " << errno << ")" << endl; + return; + default: + exit(0); + } + case -1: + perror("fork failed"); + DEBUG << "fork failed (errno = " << errno << ")" << endl; + return; + default: + exit(0); + } +#endif +}
--- a/common.h Sat Nov 20 11:40:19 2010 +0000 +++ b/common.h Mon Nov 22 10:03:15 2010 +0000 @@ -48,6 +48,8 @@ extern QString getUserRealName(); +extern void loseControllingTerminal(); + #endif //COMMON_H
--- a/main.cpp Sat Nov 20 11:40:19 2010 +0000 +++ b/main.cpp Mon Nov 22 10:03:15 2010 +0000 @@ -18,6 +18,8 @@ #include <QApplication> #include "mainwindow.h" +#include "common.h" +#include "debug.h" int main(int argc, char *argv[]) { @@ -25,6 +27,10 @@ QApplication::setOrganizationDomain("easymercurial.org"); QApplication::setApplicationName(QApplication::tr("EasyMercurial")); + // Lose our controlling terminal (so we can provide a new pty to + // capture password requests) + loseControllingTerminal(); + QApplication app(argc, argv); MainWindow mainWin; mainWin.show();