From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 26 Jul 2018 10:43:29 +0000 (+0200)
Subject: utils: add lxc_iterate_parts()
X-Git-Tag: lxc-3.1.0~191^2~14
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=521b4771a9c180ed1efffbb316f4c0ef514c6719;p=thirdparty%2Flxc.git

utils: add lxc_iterate_parts()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/utils.h b/src/lxc/utils.h
index f09bc9018..7d672b777 100644
--- a/src/lxc/utils.h
+++ b/src/lxc/utils.h
@@ -620,4 +620,9 @@ extern int lxc_set_death_signal(int signal);
 extern int fd_cloexec(int fd, bool cloexec);
 extern int recursive_destroy(char *dirname);
 
+#define lxc_iterate_parts(__iterator, __splitme, __separators)                  \
+	for (char *__p = NULL, *__it = strtok_r(__splitme, __separators, &__p); \
+	     (__iterator = __it);                                               \
+	     __iterator = __it = strtok_r(NULL, __separators, &__p))
+
 #endif /* __LXC_UTILS_H */