From 96840d3fc46ec6531a3c5b53eee1c0713723f9a7 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sun, 9 Feb 2020 12:57:43 +0100
Subject: Update waf script to print an error when submodules are not set up

---
 .gitattributes |  1 -
 waf            | 15 +++++++++++++--
 2 files changed, 13 insertions(+), 3 deletions(-)
 delete mode 100644 .gitattributes

diff --git a/.gitattributes b/.gitattributes
deleted file mode 100644
index f063da37..00000000
--- a/.gitattributes
+++ /dev/null
@@ -1 +0,0 @@
-waf binary
\ No newline at end of file
diff --git a/waf b/waf
index e22930a6..887215c7 100755
--- a/waf
+++ b/waf
@@ -2,15 +2,26 @@
 
 # Minimal waf script for projects that include waflib directly
 
-from waflib import Context, Scripting
-
+import sys
 import inspect
 import os
 
+try:
+    from waflib import Context, Scripting
+except Exception as e:
+    sys.stderr.write('error: Failed to import waf (%s)\n' % e)
+    if os.path.exists('.git'):
+        sys.stderr.write("Are submodules up to date? "
+                         "Try 'git submodule update --init --recursive'\n")
+
+    sys.exit(1)
+
+
 def main():
     script_path = os.path.abspath(inspect.getfile(inspect.getmodule(main)))
     project_path = os.path.dirname(script_path)
     Scripting.waf_entry_point(os.getcwd(), Context.WAFVERSION, project_path)
 
+
 if __name__ == '__main__':
     main()
-- 
cgit v1.2.1