From 1cfb5bcaa2cab142479ee975e25d9f605f852dad Mon Sep 17 00:00:00 2001 From: Thiago Macieira Date: Fri, 22 May 2009 14:30:01 +0200 Subject: Don't loop around sigaction because it can't return EINTR. Asked by Oswald. Reviewed-by: Oswald Buddenhagen --- src/corelib/io/qprocess_unix.cpp | 23 +++++++---------------- 1 file changed, 7 insertions(+), 16 deletions(-) diff --git a/src/corelib/io/qprocess_unix.cpp b/src/corelib/io/qprocess_unix.cpp index 33d4a47..1fedd55 100644 --- a/src/corelib/io/qprocess_unix.cpp +++ b/src/corelib/io/qprocess_unix.cpp @@ -140,15 +140,6 @@ static void qt_native_close(int fd) } while (ret == -1 && errno == EINTR); } -static void qt_native_sigaction(int signum, const struct sigaction *act, - struct sigaction *oldact) -{ - int ret; - do { - ret = ::sigaction(signum, act, oldact); - } while (ret == -1 && errno == EINTR); -} - static void qt_native_dup2(int oldfd, int newfd) { int ret; @@ -255,7 +246,7 @@ QProcessManager::QProcessManager() memset(&action, 0, sizeof(action)); action.sa_handler = qt_sa_sigchld_handler; action.sa_flags = SA_NOCLDSTOP; - qt_native_sigaction(SIGCHLD, &action, &oldAction); + ::sigaction(SIGCHLD, &action, &oldAction); if (oldAction.sa_handler != qt_sa_sigchld_handler) qt_sa_old_sigchld_handler = oldAction.sa_handler; } @@ -282,9 +273,9 @@ QProcessManager::~QProcessManager() memset(&action, 0, sizeof(action)); action.sa_handler = qt_sa_old_sigchld_handler; action.sa_flags = SA_NOCLDSTOP; - qt_native_sigaction(SIGCHLD, &action, &oldAction); + ::sigaction(SIGCHLD, &action, &oldAction); if (oldAction.sa_handler != qt_sa_sigchld_handler) { - qt_native_sigaction(SIGCHLD, &oldAction, 0); + ::sigaction(SIGCHLD, &oldAction, 0); } } @@ -900,7 +891,7 @@ static void qt_ignore_sigpipe() struct sigaction noaction; memset(&noaction, 0, sizeof(noaction)); noaction.sa_handler = SIG_IGN; - qt_native_sigaction(SIGPIPE, &noaction, 0); + ::sigaction(SIGPIPE, &noaction, 0); } } @@ -1270,7 +1261,7 @@ bool QProcessPrivate::startDetached(const QString &program, const QStringList &a struct sigaction noaction; memset(&noaction, 0, sizeof(noaction)); noaction.sa_handler = SIG_IGN; - qt_native_sigaction(SIGPIPE, &noaction, 0); + ::sigaction(SIGPIPE, &noaction, 0); ::setsid(); @@ -1316,7 +1307,7 @@ bool QProcessPrivate::startDetached(const QString &program, const QStringList &a struct sigaction noaction; memset(&noaction, 0, sizeof(noaction)); noaction.sa_handler = SIG_IGN; - qt_native_sigaction(SIGPIPE, &noaction, 0); + ::sigaction(SIGPIPE, &noaction, 0); // '\1' means execv failed char c = '\1'; @@ -1327,7 +1318,7 @@ bool QProcessPrivate::startDetached(const QString &program, const QStringList &a struct sigaction noaction; memset(&noaction, 0, sizeof(noaction)); noaction.sa_handler = SIG_IGN; - qt_native_sigaction(SIGPIPE, &noaction, 0); + ::sigaction(SIGPIPE, &noaction, 0); // '\2' means internal error char c = '\2'; -- cgit v0.12