sanity: test examples from the doc.

1 files changed, 30 insertions, 0 deletions

diff --git a/testsuite/sanity/005examples/extract_vhdl.py b/testsuite/sanity/005examples/extract_vhdl.py
new file mode 100644
index 000000000..fa2243caa
--- /dev/null
+++ b/testsuite/sanity/005examples/extract_vhdl.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+import sys
+
+def extract(out):
+    # Skip until the first line
+    while (1):
+        l = sys.stdin.readline()
+        if l == '':
+            return False
+        if l == '.. code-block:: VHDL\n':
+            break
+
+    # Write example
+    while (1):
+        l = sys.stdin.readline()
+        if l[0] == '\n':
+            out.write(l)
+        elif len(l) >= 2 and l[:2] == '  ':
+            out.write(l[2:])
+        else:
+            break
+
+    return True
+
+for f in sys.argv[1:]:
+    print("Extracting {}...".format(f))
+    with open(f, "w") as out:
+        if not extract(out):
+            sys.exit(1)
+sys.exit(0)