configure: On macOS, build the loader targeting 10.7 when preloader is used.

Building the loader targeting 10.7 (to generate an LC_UNIXTHREAD binary) seems to fix an issue in the Mac driver with 10.13 and earlier where window layers wouldn't update correctly. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52354

configure: On macOS, build the loader targeting 10.7 when preloader is used.
63bf2677 · Brendan Shanks · Alexandre Julliard · d15262e4 · 63bf2677 · 63bf2677
Commit 63bf2677 authored Nov 07, 2022 by Brendan Shanks Committed by Alexandre Julliard Nov 17, 2022
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configure configure +1 -0

configure.ac configure.ac +2 -0

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--- a/configure
+++ b/configure
@@ -9946,6 +9946,7 @@ then :
 fi
        test "$wine_binary" = wine || as_fn_append CONFIGURE_TARGETS " loader/wine-preloader"
        WINELOADER_PROGRAMS="$WINELOADER_PROGRAMS $wine_binary-preloader"
+                WINELOADER_LDFLAGS="$WINELOADER_LDFLAGS -mmacosx-version-min=10.7"
    else
        as_fn_append wine_warnings "|can't build Wine preloader; many programs won't work"
    fi

--- a/configure.ac
+++ b/configure.ac
@@ -711,6 +711,8 @@ case $host_os in
                        [WINEPRELOADER_LDFLAGS="-Wl,-no_pie $WINEPRELOADER_LDFLAGS"])
        test "$wine_binary" = wine || WINE_IGNORE_FILE(loader/wine-preloader)
        WINELOADER_PROGRAMS="$WINELOADER_PROGRAMS $wine_binary-preloader"
+        dnl If preloader is used, the loader needs to be an LC_UNIXTHREAD binary to avoid AppKit/Core Animation problems.
+        WINELOADER_LDFLAGS="$WINELOADER_LDFLAGS -mmacosx-version-min=10.7"
    else
        WINE_WARNING([can't build Wine preloader; many programs won't work])
    fi