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From 1b4e37d71506e6ad19f15190907852978507fc6a Mon Sep 17 00:00:00 2001
From: Andrew Caudwell <acaudwell@gmail.com>
Date: Wed, 13 Aug 2025 13:56:09 +1200
Subject: [PATCH] Fixed build with Boost 1.89.0 by no longer linking boost
system.
Increased minimum required version of Boost to 1.69.
Updated ax_boost_base.m4 macro
---
configure.ac | 3 +-
m4/ax_boost_base.m4 | 8 +--
2 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/configure.ac b/configure.ac
index 7220260b..4cbd354b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,8 +46,7 @@ AC_CHECK_FUNCS([IMG_LoadPNG_RW], , AC_MSG_ERROR([SDL2_image with PNG support req
AC_CHECK_FUNCS([IMG_LoadJPG_RW], , AC_MSG_ERROR([SDL2_image with JPEG support required. Please see INSTALL]))
#BOOST
-AX_BOOST_BASE([1.46], , AC_MSG_ERROR(Boost Filesystem >= 1.46 is required. Please see INSTALL))
-AX_BOOST_SYSTEM
+AX_BOOST_BASE([1.69], , AC_MSG_ERROR(Boost Filesystem >= 1.69 is required. Please see INSTALL))
AX_BOOST_FILESYSTEM
CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
diff --git a/m4/ax_boost_base.m4 b/m4/ax_boost_base.m4
index 6c944b16..9d5a08c6 100644
--- a/m4/ax_boost_base.m4
+++ b/m4/ax_boost_base.m4
@@ -10,7 +10,7 @@
#
# Test for the Boost C++ libraries of a particular version (or newer)
#
-# If no path to the installed boost library is given the macro searchs
+# If no path to the installed boost library is given the macro searches
# under /usr, /usr/local, /opt, /opt/local and /opt/homebrew and evaluates
# the $BOOST_ROOT environment variable. Further documentation is available
# at <http://randspringer.de/boost/index.html>.
@@ -33,7 +33,7 @@
# and this notice are preserved. This file is offered as-is, without any
# warranty.
-#serial 51
+#serial 55
# example boost program (need to pass version)
m4_define([_AX_BOOST_BASE_PROGRAM],
@@ -114,7 +114,7 @@ AC_DEFUN([_AX_BOOST_BASE_RUNDETECT],[
AS_CASE([${host_cpu}],
[x86_64],[libsubdirs="lib64 libx32 lib lib64"],
[mips*64*],[libsubdirs="lib64 lib32 lib lib64"],
- [ppc64|powerpc64|s390x|sparc64|aarch64|ppc64le|powerpc64le|riscv64|e2k],[libsubdirs="lib64 lib lib64"],
+ [ppc64|powerpc64|s390x|sparc64|aarch64|ppc64le|powerpc64le|riscv64|e2k|loongarch64],[libsubdirs="lib64 lib lib64"],
[libsubdirs="lib"]
)
@@ -289,6 +289,8 @@ AC_DEFUN([_AX_BOOST_BASE_RUNDETECT],[
else
AC_MSG_NOTICE([Your boost libraries seems to old (version $_version).])
fi
+ BOOST_LDFLAGS=""
+ BOOST_CPPFLAGS=""
# execute ACTION-IF-NOT-FOUND (if present):
ifelse([$3], , :, [$3])
else
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