From 0dff0d03f997271994e293ac3ca5f425c2c18f72 Mon Sep 17 00:00:00 2001
From: James McCoy <jamessan@jamessan.com>
Date: Sat, 25 Apr 2020 10:08:28 -0400
Subject: [PATCH] Use -fPIC instead of -fpic

With large objects, use of -fpic will fail to link on certain
architectures due to size limitations of the global offset table (GOT).
For example, the link stage for glfw-wayland.so fails on sparc64, as
below.  Using -fPIC avoids these size limitations.

    ./glfw/osmesa_context.c:73:(.text+0xf2c): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `swapIntervalEGL':
    ./glfw/egl_context.c:238:(.text+0xf68): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `destroyContextOSMesa':
    ./glfw/osmesa_context.c:80:(.text+0x10a4): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `data_offer_action':
    ./glfw/wl_window.c:1692:(.text+0x15e4): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `data_offer_source_actions':
    ./glfw/wl_window.c:1683:(.text+0x1648): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `keyboardHandleRepeatInfo':
    ./glfw/wl_init.c:471:(.text+0x1704): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `checkScaleChange':
    ./glfw/wl_window.c:55:(.text+0x1768): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `primary_selection_copy_callback_done':
    ./glfw/wl_window.c:1833:(.text+0x18bc): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `clipboard_copy_callback_done':
    ./glfw/wl_window.c:1825:(.text+0x1910): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `primary_selection_source_canceled':
    ./glfw/wl_window.c:1582:(.text+0x1968): relocation truncated to fit: R_SPARC_GOT13 against symbol `_glfw' defined in .bss section in /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o
    /tmp/glfw-wayland.so.SYvdxr.ltrans0.ltrans.o: in function `data_source_canceled':
    ./glfw/wl_window.c:1576:(.text+0x19c0): additional relocation overflows omitted from the output
    collect2: error: ld returned 1 exit status
---
 glfw/glfw.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/glfw/glfw.py b/glfw/glfw.py
index 41c36daaa..c40463b38 100755
--- a/glfw/glfw.py
+++ b/glfw/glfw.py
@@ -55,7 +55,7 @@ def wayland_protocol_file_name(base: str, ext: str = 'c') -> str:
 
 def init_env(env: Env, pkg_config: Callable, at_least_version: Callable, test_compile: Callable, module: str = 'x11') -> Env:
     ans = env.copy()
-    ans.cflags.append('-fpic')
+    ans.cflags.append('-fPIC')
     ans.cppflags.append('-D_GLFW_' + module.upper())
     ans.cppflags.append('-D_GLFW_BUILD_DLL')