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-rw-r--r--configure.ac1
-rw-r--r--lib/signals.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 298ea85ab..a79109bda 100644
--- a/configure.ac
+++ b/configure.ac
@@ -101,6 +101,7 @@ OVS_CHECK_IF_DL
OVS_CHECK_STRTOK_R
OVS_CHECK_LINUX_AF_XDP
AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h>]])
+AC_CHECK_FUNCS([sigdescr_np])
AC_CHECK_DECLS([malloc_trim], [], [], [[#include <malloc.h>]])
AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec, struct stat.st_mtimensec],
[], [], [[#include <sys/stat.h>]])
diff --git a/lib/signals.c b/lib/signals.c
index 70c53adc6..1b3a80783 100644
--- a/lib/signals.c
+++ b/lib/signals.c
@@ -56,6 +56,11 @@ signal_name(int signum, char *namebuf, size_t bufsize)
return name;
}
}
+#elif HAVE_SIGDESCR_NP
+ const char *name = sigdescr_np(signum);
+ if (name) {
+ return name;
+ }
#endif
snprintf(namebuf, bufsize, "signal %d", signum);