From: Kevin Day <thekevinday@gmail.com>
Date: Sat, 26 Feb 2022 16:48:16 +0000 (-0600)
Subject: Update: Help ensure va_copy() is defined.
X-Git-Tag: 0.5.8~6
X-Git-Url: https://git.kevux.org/?a=commitdiff_plain;h=e6a12f3d287ce1f02cca902dad3b07fd3454602e;p=fll

Update: Help ensure va_copy() is defined.
---

diff --git a/level_0/f_print/c/print/common.h b/level_0/f_print/c/print/common.h
index e5788ae..7b95144 100644
--- a/level_0/f_print/c/print/common.h
+++ b/level_0/f_print/c/print/common.h
@@ -17,6 +17,13 @@ extern "C" {
 #endif
 
 /**
+ * Guarantee va_copy() exists when __va_copy() is provided instead.
+ */
+#if !defined(va_copy) && defined(__va_copy)
+  #define va_copy __va_copy
+#endif // !defined(va_copy) && defined(__va_copy)
+
+/**
  * Defines the maximum length supported by write() for use in printing.
  *
  * This is documented in the man write(2) pages under Linux to being 0x7ffff000 regardless of 32-bit or 64-bit.