# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1593544661 0
# Node ID 55c6587f269cf84569353a2a5b7a464c242a4ef1
# Parent  2fb132a1d1fa93187ba29e3f325ec0d6df507261
Mac: Add --with-sdk option to configure to specify an alternate MacOS SDK location.

diff -r 2fb132a1d1fa -r 55c6587f269c configure
--- a/configure	Tue Jun 30 18:26:01 2020 +0000
+++ b/configure	Tue Jun 30 19:17:41 2020 +0000
@@ -738,6 +738,7 @@
 with_gtk2
 with_deprecated
 with_arch
+with_sdk
 with_x
 with_glib_prefix
 with_glib_exec_prefix
@@ -1388,7 +1389,8 @@
   --with-dwcompat         specify this to build the optional dwcompat library
   --with-gtk2             specify this to build with GTK+ 2.x if available
   --with-deprecated       specify this to build with deprecated functions
-  --with-arch             specify architecture: one of all, 32bit, 64bit, intel, ppc, ppc64, x86_64, i386
+  --with-arch             specify MacOS architecture: one of all, 32bit, 64bit, intel, arm, ppc, ppc64, x86_64, i386
+  --with-sdk              specify this to build with an alternate MacOS SDK location
   --with-x                use the X Window System
   --with-glib-prefix=PFX  Prefix where GLIB is installed (optional)
   --with-glib-exec-prefix=PFX Exec prefix where GLIB is installed (optional)
@@ -3689,6 +3691,15 @@
 
 
 
+# Check whether --with-sdk was given.
+if test "${with_sdk+set}" = set; then :
+  withval=$with_sdk; with_sdk=$withval
+else
+  with_sdk=no
+fi
+
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -4643,6 +4654,13 @@
             ARCH="-arch $with_arch"
             ;;
       esac
+      case "$with_sdk" in
+         no)
+            ;;
+         *)
+            CC="$CC -isysroot$with_sdk"
+            ;;
+      esac
       SHAREDFLAG="-dynamiclib -flat_namespace -undefined suppress -headerpad_max_install_names"
       SOSUFFIX=dylib
       DW_DIR=mac
diff -r 2fb132a1d1fa -r 55c6587f269c configure.in
--- a/configure.in	Tue Jun 30 18:26:01 2020 +0000
+++ b/configure.in	Tue Jun 30 19:17:41 2020 +0000
@@ -64,11 +64,18 @@
 
 dnl ---------------------- check for '--with-arch' switch -----------------
 AC_ARG_WITH(arch,
-   [  --with-arch             specify architecture: one of all, 32bit, 64bit, intel, ppc, ppc64, x86_64, i386],
+   [  --with-arch             specify MacOS architecture: one of all, 32bit, 64bit, intel, arm, ppc, ppc64, x86_64, i386],
    [with_arch=$withval],
    [with_arch=no],
 )
 
+dnl ---------------------- check for '--with-sdk' switch -----------------
+AC_ARG_WITH(sdk,
+   [  --with-sdk              specify this to build with an alternate MacOS SDK location],
+   [with_sdk=$withval],
+   [with_sdk=no],
+)
+
 AC_HEADER_STDC
 AC_HEADER_DIRENT
 AC_CHECK_HEADERS(unistd.h)
@@ -141,6 +148,13 @@
             ARCH="-arch $with_arch"
             ;;
       esac
+      case "$with_sdk" in
+         no)
+            ;;
+         *)
+            CC="$CC -isysroot$with_sdk"
+            ;;
+      esac
       SHAREDFLAG="-dynamiclib -flat_namespace -undefined suppress -headerpad_max_install_names"
       SOSUFFIX=dylib
       DW_DIR=mac