Signed-off-by: Asias He <asias.hejun@xxxxxxxxx>
---
tools/kvm/include/kvm/util.h | 2 ++
tools/kvm/util.c | 13 +++++++++++++
2 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/tools/kvm/include/kvm/util.h b/tools/kvm/include/kvm/util.h
index a9425cc..95d86b9 100644
--- a/tools/kvm/include/kvm/util.h
+++ b/tools/kvm/include/kvm/util.h
@@ -68,4 +68,6 @@ static inline const char *skip_prefix(const char *str, const char *prefix)
return strncmp(str, prefix, len) ? NULL : str + len;
}
+int sig_block(int n);
+
#endif /* KVM__UTIL_H */
diff --git a/tools/kvm/util.c b/tools/kvm/util.c
index 4efbce9..204230e 100644
--- a/tools/kvm/util.c
+++ b/tools/kvm/util.c
@@ -3,6 +3,7 @@
*/
#include "kvm/util.h"
+#include <signal.h>
static void report(const char *prefix, const char *err, va_list params)
{
@@ -99,3 +100,15 @@ size_t strlcat(char *dest, const char *src, size_t count)
return res;
}
+
+int sig_block(int n)
+{
+ sigset_t sigset;
+ int ret;
+
+ sigemptyset(&sigset);
+ sigaddset(&sigset, n);
+ ret = pthread_sigmask(SIG_BLOCK, &sigset, NULL);
+
+ return ret;
+}
--
1.7.5.4
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