devtools: Exclude default exports from symbol-checker script

See discussion in #4663.
TrezarCoin · Aug 17, 2014 · 27116e8 · 27116e8
1 parent 2eb3c85
commit 27116e8
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/contrib/devtools/symbol-check.py b/contrib/devtools/symbol-check.py
@@ -41,6 +41,10 @@
 'GLIBCXX': (3,4,13),
 'GLIBC':   (2,11)
 }
+# Ignore symbols that are exported as part of every executable
+IGNORE_EXPORTS = {
+'_edata', '_end', '_init', '__bss_start', '_fini'
+}
 READELF_CMD = '/usr/bin/readelf'
 CPPFILT_CMD = '/usr/bin/c++filt'
 
@@ -105,6 +109,8 @@ def check_version(max_versions, version):
                 retval = 1
         # Check exported symbols
         for sym,version in read_symbols(filename, False):
+            if sym in IGNORE_EXPORTS:
+                continue
             print('%s: export of symbol %s not allowed' % (filename, cppfilt(sym)))
             retval = 1