From ca86006debc4570bbb3eacb71965c9d59be14084 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 9 Sep 2017 23:54:47 +0200
Subject: checksrc: detect and warn for lack of spaces next to plus signs

---
 lib/checksrc.pl | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'lib')

diff --git a/lib/checksrc.pl b/lib/checksrc.pl
index f4ffa1ef3..3d3e51641 100755
--- a/lib/checksrc.pl
+++ b/lib/checksrc.pl
@@ -542,6 +542,19 @@ sub scanfile {
                       "no space before equals sign");
         }
 
+        # check for plus signs without spaces next to it
+        if($nostr =~ /(.*)[^+]\+[a-z0-9]/i) {
+            checkwarn("PLUSNOSPACE",
+                      $line, length($1)+1, $file, $ol,
+                      "no space after plus sign");
+        }
+        # check for plus sign without spaces before it
+        elsif($nostr =~ /(.*)[a-z0-9]\+[^+]/i) {
+            checkwarn("NOSPACEPLUS",
+                      $line, length($1)+1, $file, $ol,
+                      "no space before plus sign");
+        }
+
         $line++;
         $prevl = $ol;
     }
-- 
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