winebuild: Implement a --large-address-aware flag.

tools/winebuild/main.c

@@ -222,6 +222,7 @@ static const char usage_str[] =
 "   -I DIR                    Ignored for C flags compatibility\n"
 "   -k, --kill-at             Kill stdcall decorations in generated .def files\n"
 "   -K, FLAGS                 Compiler flags (only -KPIC is supported)\n"
+"       --large-address-aware Support an address space larger than 2Gb\n"
 "       --ld-cmd=LD           Command to use for linking (default: ld)\n"
 "   -l, --library=LIB         Import the specified library\n"
 "   -L, --library-path=DIR    Look for imports libraries in DIR\n"
@@ -254,6 +255,7 @@ enum long_options_values
     LONG_OPT_EXE,
     LONG_OPT_ASCMD,
     LONG_OPT_EXTERNAL_SYMS,
+    LONG_OPT_LARGE_ADDRESS_AWARE,
     LONG_OPT_LDCMD,
     LONG_OPT_NMCMD,
     LONG_OPT_NXCOMPAT,
@@ -274,6 +276,7 @@ static const struct option long_options[] =
     { "exe",           0, 0, LONG_OPT_EXE },
     { "as-cmd",        1, 0, LONG_OPT_ASCMD },
     { "external-symbols", 0, 0, LONG_OPT_EXTERNAL_SYMS },
+    { "large-address-aware", 0, 0, LONG_OPT_LARGE_ADDRESS_AWARE },
     { "ld-cmd",        1, 0, LONG_OPT_LDCMD },
     { "nm-cmd",        1, 0, LONG_OPT_NMCMD },
     { "nxcompat",      1, 0, LONG_OPT_NXCOMPAT },
@@ -451,6 +454,9 @@ static char **parse_options( int argc, char **argv, DLLSPEC *spec )
         case LONG_OPT_EXTERNAL_SYMS:
             link_ext_symbols = 1;
             break;
+        case LONG_OPT_LARGE_ADDRESS_AWARE:
+            spec->characteristics |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
+            break;
         case LONG_OPT_LDCMD:
             ld_command = xstrdup( optarg );
             break;

tools/winebuild/winebuild.man.in

@@ -137,6 +137,10 @@ generated .def file. Only meaningful in \fB--def\fR mode.
 .BI \-K\  flags
 Ignored for compatibility with the C compiler.
 .TP
+.BI \--large-address-aware
+Set a flag in the executable to notify the loader that this
+application supports address spaces larger than 2 gigabytes.
+.TP
 .BI \--ld-cmd= ld-command
 Specify the command to use to link the object files; the default is
 \fBld\fR.