From ac4bf52ad99fc495f200f2988390a9be26a62043 Mon Sep 17 00:00:00 2001
From: xtremeqg <xtremeq_g@hotmail.com>
Date: Tue, 29 Oct 2024 16:06:08 +0200
Subject: [PATCH] Fixed astronomy function on older windows versions (#1)

See https://github.com/cosinekitty/astronomy/pull/357
---
 .github/workflows/build.yml |  5 ++++-
 astronomy-356.patch         | 22 ++++++++++++++++++++
 astronomy-357.patch         | 40 +++++++++++++++++++++++++++++++++++++
 3 files changed, 66 insertions(+), 1 deletion(-)
 create mode 100644 astronomy-356.patch
 create mode 100644 astronomy-357.patch

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ecddee7..5273431 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -123,7 +123,6 @@ jobs:
           path: |
             ${{github.workspace}}/libspng/build/include/*.h
             ${{github.workspace}}/libspng/build/libspng.a
-
   centijson-mingw32:
     runs-on: ubuntu-latest
     steps:
@@ -173,6 +172,10 @@ jobs:
           repository: cosinekitty/astronomy
           ref: master
           path: astronomy
+      - name: Apply patches
+        run: |
+          cd ${{github.workspace}}/astronomy && git apply ${{github.workspace}}/astronomy-356.patch
+          cd ${{github.workspace}}/astronomy && git apply ${{github.workspace}}/astronomy-357.patch
       - name: Build
         run: |
           mkdir -p ${{github.workspace}}/astronomy/build
diff --git a/astronomy-356.patch b/astronomy-356.patch
new file mode 100644
index 0000000..abc60b6
--- /dev/null
+++ b/astronomy-356.patch
@@ -0,0 +1,22 @@
+From 34694ee7a8092cf6619c6fa6264f4f72bef9a8dc Mon Sep 17 00:00:00 2001
+From: Yani <6956790+yani@users.noreply.github.com>
+Date: Wed, 31 Jul 2024 00:34:45 +0200
+Subject: [PATCH] fix missing initializer warning
+
+---
+ source/c/astronomy.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/source/c/astronomy.c b/source/c/astronomy.c
+index 08ec6c76..07fc730e 100644
+--- a/source/c/astronomy.c
++++ b/source/c/astronomy.c
+@@ -11230,7 +11230,7 @@ static const constel_boundary_t ConstelBounds[] = {
+ astro_constellation_t Astronomy_Constellation(double ra, double dec)
+ {
+     static astro_time_t epoch2000;
+-    static astro_rotation_t rot = { ASTRO_NOT_INITIALIZED };
++    static astro_rotation_t rot = { ASTRO_NOT_INITIALIZED, {{0}} };
+     astro_constellation_t constel;
+     astro_spherical_t s2000;
+     astro_equatorial_t b1875;
diff --git a/astronomy-357.patch b/astronomy-357.patch
new file mode 100644
index 0000000..fffa1cf
--- /dev/null
+++ b/astronomy-357.patch
@@ -0,0 +1,40 @@
+From 5773820d9cf1c1c1836028f7dd80dfe27669e194 Mon Sep 17 00:00:00 2001
+From: Yani <6956790+yani@users.noreply.github.com>
+Date: Sat, 10 Aug 2024 18:02:10 +0200
+Subject: [PATCH] Check if GetSystemTimePreciseAsFileTime() is available and
+ fallback to GetSystemTimeAsFileTime()
+
+---
+ source/c/astronomy.c | 19 ++++++++++++++++++-
+ 1 file changed, 18 insertions(+), 1 deletion(-)
+
+diff --git a/source/c/astronomy.c b/source/c/astronomy.c
+index 08ec6c76..8325a764 100644
+--- a/source/c/astronomy.c
++++ b/source/c/astronomy.c
+@@ -1013,7 +1013,24 @@ astro_time_t Astronomy_CurrentTime(void)
+     FILETIME ft;
+     ULARGE_INTEGER large;
+     /* Get time in 100-nanosecond units from January 1, 1601. */
+-    GetSystemTimePreciseAsFileTime(&ft);
++    /* GetSystemTimePreciseAsFileTime is only available since Windows 8 */
++    typedef void (WINAPI *GetSystemTimePreciseAsFileTimeFunc)(LPFILETIME);
++    GetSystemTimePreciseAsFileTimeFunc pGetSystemTimePreciseAsFileTime = NULL;
++    HMODULE hModule = GetModuleHandleA("kernel32.dll");
++    if (hModule) {
++        union {
++            FARPROC proc;
++            GetSystemTimePreciseAsFileTimeFunc func;
++        } converter;
++        converter.proc = GetProcAddress(hModule, "GetSystemTimePreciseAsFileTime");
++        pGetSystemTimePreciseAsFileTime = converter.func;
++    }
++    // Use the function if available, otherwise fallback
++    if (pGetSystemTimePreciseAsFileTime) {
++        pGetSystemTimePreciseAsFileTime(&ft);
++    } else {
++        GetSystemTimeAsFileTime(&ft);
++    }
+     large.u.LowPart  = ft.dwLowDateTime;
+     large.u.HighPart = ft.dwHighDateTime;
+     sec = (large.QuadPart - 116444736000000000ULL) / 1.0e+7;