From 8aaf670c13ade259f7bcdd50332968c1c6290b34 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Tue, 31 Oct 2023 13:25:04 -0400
Subject: bfstd: New xwaitpid() wrapper

---
 src/bfstd.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/bfstd.c')

diff --git a/src/bfstd.c b/src/bfstd.c
index eee02b8..06226a2 100644
--- a/src/bfstd.c
+++ b/src/bfstd.c
@@ -20,6 +20,7 @@
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 #include <unistd.h>
 #include <wchar.h>
 #include <wctype.h>
@@ -391,6 +392,14 @@ int xminor(dev_t dev) {
 #endif
 }
 
+pid_t xwaitpid(pid_t pid, int *status, int flags) {
+	pid_t ret;
+	do {
+		ret = waitpid(pid, status, flags);
+	} while (ret < 0 && errno == EINTR);
+	return ret;
+}
+
 int dup_cloexec(int fd) {
 #ifdef F_DUPFD_CLOEXEC
 	return fcntl(fd, F_DUPFD_CLOEXEC, 0);
-- 
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