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authorLennart Poettering <lennart@poettering.net>2017-11-29 12:40:22 +0100
committerLennart Poettering <lennart@poettering.net>2017-11-29 12:41:08 +0100
commit7b943bb7e3e2fad3481c7191edbfaeef0680b196 (patch)
treecdbc6c8016fef04137c80128eb92f47a057915be /coccinelle
parent5716965132bfad3c897b11799e478820a9587a45 (diff)
downloadsystemd-7b943bb7e3e2fad3481c7191edbfaeef0680b196.tar.gz
tree-wide: use strv_isempty() instead of strv_length() == 0
It's a lot faster in many cases, since it's O(1) rather than O(n).
Diffstat (limited to 'coccinelle')
-rw-r--r--coccinelle/isempty.cocci15
1 files changed, 15 insertions, 0 deletions
diff --git a/coccinelle/isempty.cocci b/coccinelle/isempty.cocci
new file mode 100644
index 0000000000..1374ee40d7
--- /dev/null
+++ b/coccinelle/isempty.cocci
@@ -0,0 +1,15 @@
+@@
+expression s;
+@@
+- strv_length(s) == 0
++ strv_isempty(s)
+@@
+expression s;
+@@
+- strlen(s) == 0
++ isempty(s)
+@@
+expression s;
+@@
+- strlen_ptr(s) == 0
++ isempty(s)