Merge pull request #3536 from jyelon/proc-addr

Add 'auto-decoration' to nimGetProcAddr

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/system/dyncalls.nim b/lib/system/dyncalls.nim
index 908aa551b..4043c8714 100644
--- a/lib/system/dyncalls.nim
+++ b/lib/system/dyncalls.nim
@@ -105,7 +105,12 @@ elif defined(windows) or defined(dos):
 
   proc nimGetProcAddr(lib: LibHandle, name: cstring): ProcAddr =
     result = getProcAddress(cast[THINSTANCE](lib), name)
-    if result == nil: procAddrError(name)
+    if result != nil: return
+    for i in countup(0, 50):
+      var decorated = "_" & $name & "@" & $(i * 4)
+      result = getProcAddress(cast[THINSTANCE](lib), cstring(decorated))
+      if result != nil: return
+    procAddrError(name)
 
 else:
   {.error: "no implementation for dyncalls".}