Mesa (master): bin/symbols-check.py: add --ignore-symbol argument

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Module: Mesa
Branch: master
Commit: 8da237428c19ff185d8be7c2909a2d74874b646b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8da237428c19ff185d8be7c2909a2d74874b646b

Author: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer at amd.com>
Date:   Wed Jul  8 13:55:24 2020 +0200

bin/symbols-check.py: add --ignore-symbol argument

This will be used by radv to ignore 'the ac_init_llvm_once' symbol,
which is not part of vulkan-icd-symbols.txt but is required to be
exported to improve interop with radeonsi/vaapi.

Reviewed-by: Marek Olšák <marek.olsak at amd.com>
Acked-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5648>

---

 bin/symbols-check.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bin/symbols-check.py b/bin/symbols-check.py
index 3b077371ad7..a33d0932ed9 100644
--- a/bin/symbols-check.py
+++ b/bin/symbols-check.py
@@ -88,6 +88,9 @@ def main():
     parser.add_argument('--dumpbin',
                         action='store',
                         help='path to binary (or name in $PATH)')
+    parser.add_argument('--ignore-symbol',
+                        action='append',
+                        help='do not process this symbol')
     args = parser.parse_args()
 
     try:
@@ -147,6 +150,8 @@ def main():
             continue
         if symbol in optional_symbols:
             continue
+        if args.ignore_symbol and symbol in args.ignore_symbol:
+            continue
         if symbol[:2] == '_Z':
             # As ajax found out, the compiler intentionally exports symbols
             # that we explicitely asked it not to export, and we can't do