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-rwxr-xr-xgfx/harfbuzz/src/check-externs.py20
1 files changed, 20 insertions, 0 deletions
diff --git a/gfx/harfbuzz/src/check-externs.py b/gfx/harfbuzz/src/check-externs.py
new file mode 100755
index 0000000000..a64d2e5b4a
--- /dev/null
+++ b/gfx/harfbuzz/src/check-externs.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+
+import sys, os, re
+
+os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
+
+HBHEADERS = [os.path.basename (x) for x in os.getenv ('HBHEADERS', '').split ()] or \
+ [x for x in os.listdir ('.') if x.startswith ('hb') and x.endswith ('.h')]
+
+stat = 0
+
+print ('Checking that all public symbols are exported with HB_EXTERN')
+for x in HBHEADERS:
+ with open (x, 'r', encoding='utf-8') as f: content = f.read ()
+ for s in re.findall (r'\n.+\nhb_.+\n', content):
+ if not s.startswith ('\nHB_EXTERN '):
+ print ('failure on:', s)
+ stat = 1
+
+sys.exit (stat)