winebuild: Add support for -mfloat-abi option.

tools/winebuild/build.h

@@ -362,6 +362,7 @@ extern struct strarray ld_command;
 extern struct strarray nm_command;
 extern char *cpu_option;
 extern char *arch_option;
+extern const char *float_abi_option;
 extern int thumb_mode;
 extern int needs_get_pc_thunk;
 

tools/winebuild/main.c

@@ -89,6 +89,11 @@ struct strarray ld_command = { 0 };
 struct strarray nm_command = { 0 };
 char *cpu_option = NULL;
 char *arch_option = NULL;
+#ifdef __SOFTFP__
+const char *float_abi_option = "soft";
+#else
+const char *float_abi_option = "softfp";
+#endif
 
 #ifdef __thumb__
 int thumb_mode = 1;
@@ -408,6 +413,7 @@ static char **parse_options( int argc, char **argv, DLLSPEC *spec )
             else if (!strcmp( optarg, "thumb" )) thumb_mode = 1;
             else if (!strncmp( optarg, "cpu=", 4 )) cpu_option = xstrdup( optarg + 4 );
             else if (!strncmp( optarg, "arch=", 5 )) arch_option = xstrdup( optarg + 5 );
+            else if (!strncmp( optarg, "float-abi=", 10 )) float_abi_option = xstrdup( optarg + 10 );
             else fatal_error( "Unknown -m option '%s'\n", optarg );
             break;
         case 'M':

tools/winebuild/winebuild.man.in

@@ -156,7 +156,7 @@ option.
 .B \-m16, -m32, -m64
 Generate respectively 16-bit, 32-bit or 64-bit code.
 .TP
-.BI \-marm,\ \-mthumb,\ \-march= option ,\ \-mcpu= option
+.BI \-marm,\ \-mthumb,\ \-march= option ,\ \-mcpu= option ,\ \-mfloat-abi= option
 Set code generation options for the assembler.
 .TP
 .BI \-M,\ --main-module= module