X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-compat-util.h;h=40498b33c9f09ef9cac1f7340a9a1ceb2ffcd50d;hb=3bee6a4733a1ff03b9cc659ea026c6dc17567d4d;hp=79b5122b4f75697413b23b45646813bef8705ba9;hpb=ebae9ff95de2d0b36b061c7db833df4f7e01a41d;p=git.git

diff --git a/git-compat-util.h b/git-compat-util.h
index 79b5122b4..40498b33c 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -539,6 +539,19 @@ void git_qsort(void *base, size_t nmemb, size_t size,
 #define fstat_is_reliable() 1
 #endif
 
+#ifndef va_copy
+/*
+ * Since an obvious implementation of va_list would be to make it a
+ * pointer into the stack frame, a simple assignment will work on
+ * many systems.  But let's try to be more portable.
+ */
+#ifdef __va_copy
+#define va_copy(dst, src) __va_copy(dst, src)
+#else
+#define va_copy(dst, src) ((dst) = (src))
+#endif
+#endif
+
 /*
  * Preserves errno, prints a message, but gives no warning for ENOENT.
  * Always returns the return value of unlink(2).