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From: Bruce Richardson <bruce.richardson@intel.com>
To: dev@dpdk.org
Cc: Bruce Richardson <bruce.richardson@intel.com>
Date: Wed,  3 Apr 2019 15:45:03 +0100
Message-Id: <20190403144505.46234-4-bruce.richardson@intel.com>
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Subject: [dpdk-dev] [PATCH 3/5] devtools/cocci: create safer version of
	strlcpy script
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Message-ID: <20190403144503.A-Ctthox6fNf_zLSKFDnFh4IRHEb29QbH2cs03axPp8@z>

The existing cocci script for coccinelle replaces all matching instances
of snprintf() with strlcpy() without regards to header inclusion. To allow
changes without build errors, we create a safer version of this script
that only makes changes when the rte_string_fns.h header is already
included.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
---
 devtools/cocci/strlcpy-with-header.cocci | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 devtools/cocci/strlcpy-with-header.cocci

diff --git a/devtools/cocci/strlcpy-with-header.cocci b/devtools/cocci/strlcpy-with-header.cocci
new file mode 100644
index 000000000..046cdbdad
--- /dev/null
+++ b/devtools/cocci/strlcpy-with-header.cocci
@@ -0,0 +1,12 @@
+@include@
+@@
+
+#include <rte_string_fns.h>
+
+@use_strlcpy depends on include@
+expression src, dst, size;
+@@
+(
+- snprintf(dst, size, "%s", src)
++ strlcpy(dst, src, size)
+)
-- 
2.20.1