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commit d2aef8b3967e53fe58178f5af50fef488ee0faed
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Author: Jens Muecke <jens@nons.de>
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Date: Thu Jan 26 00:37:52 2012 +0100
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120-portability
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diff --git a/copy/xfs_copy.c b/copy/xfs_copy.c
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index c01e0b9..2e2f320 100644
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--- a/copy/xfs_copy.c
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+++ b/copy/xfs_copy.c
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@@ -463,6 +463,15 @@ read_ag_header(int fd, xfs_agnumber_t agno, wbuf *buf, ag_header_t *ag,
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}
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+static void sig_mask(int type)
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+{
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+ sigset_t mask;
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+ sigemptyset(&mask);
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+ sigaddset(&mask, SIGCHLD);
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+ sigprocmask(type, &mask, NULL);
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+}
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+
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+
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void
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write_wbuf(void)
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{
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@@ -478,9 +487,9 @@ write_wbuf(void)
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if (target[i].state != INACTIVE)
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pthread_mutex_unlock(&targ[i].wait); /* wake up */
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- sigrelse(SIGCHLD);
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+ sig_mask(SIG_UNBLOCK);
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pthread_mutex_lock(&mainwait);
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- sighold(SIGCHLD);
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+ sig_mask(SIG_BLOCK);
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}
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@@ -847,7 +856,7 @@ main(int argc, char **argv)
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/* set up sigchild signal handler */
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signal(SIGCHLD, handler);
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- sighold(SIGCHLD);
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+ sig_mask(SIG_BLOCK);
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/* make children */
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