From 54409423f767d8b1cf30cb7d0efca6b4ca138823 Mon Sep 17 00:00:00 2001
From: Ethan Morgan <ethan@gweithio.com>
Date: Sat, 14 Feb 2026 16:44:06 +0000
Subject: move to own git server

---
 vcpkg/ports/plplot/use-math-h-nan.patch | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 vcpkg/ports/plplot/use-math-h-nan.patch

(limited to 'vcpkg/ports/plplot/use-math-h-nan.patch')

diff --git a/vcpkg/ports/plplot/use-math-h-nan.patch b/vcpkg/ports/plplot/use-math-h-nan.patch
new file mode 100644
index 0000000..1f39877
--- /dev/null
+++ b/vcpkg/ports/plplot/use-math-h-nan.patch
@@ -0,0 +1,28 @@
+diff --git "a/lib/csa/nan.h" "b/lib/csa/nan.h"
+index 29fd3d2f..7f16e8c8 100644
+--- "a/lib/csa/nan.h"
++++ "b/lib/csa/nan.h"
+@@ -19,6 +19,16 @@
+ #if !defined ( _NAN_H )
+ #define _NAN_H
+
++// Try to use the implementation-provided NAN constant:
++
++#include <math.h>
++
++#if defined(NAN)
++
++#define NaN ((double)NAN)
++
++#else // ^^^ implementation provides NAN // implementation does not provide NAN vvv
++
+ #if ( defined ( __GNUC__ ) && !defined ( __ICC ) ) || defined ( __BORLANDC__ )
+
+ static const double NaN = 0.0 / 0.0;
+@@ -63,4 +73,6 @@ static const long long lNaN = ( (unsigned long long) 1 << 63 ) - 1;
+
+ #endif
+
++#endif // defined(NAN)
++
+ #endif
-- 
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