nitg: add option --compile-dir to change the default compile directory

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/abstract_compiler.nit b/src/abstract_compiler.nit
index 8be25b7..857cb37 100644 (file)
--- a/src/abstract_compiler.nit
+++ b/src/abstract_compiler.nit
@@ -32,6 +32,8 @@ redef class ToolContext
        var opt_cc_path: OptionArray = new OptionArray("Set include path for C header files (may be used more than once)", "--cc-path")
        # --make-flags
        var opt_make_flags: OptionString = new OptionString("Additional options to make", "--make-flags")
+       # --compile-dir
+       var opt_compile_dir: OptionString = new OptionString("Directory used to generate temporary files", "--compile-dir")
        # --hardening
        var opt_hardening: OptionBool = new OptionBool("Generate contracts in the C code against bugs in the compiler", "--hardening")
        # --no-shortcut-range
@@ -52,7 +54,7 @@ redef class ToolContext
        redef init
        do
                super
-               self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_make_flags, self.opt_hardening, self.opt_no_shortcut_range)
+               self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range)
                self.option_context.add_option(self.opt_no_check_covariance, self.opt_no_check_initialization, self.opt_no_check_assert, self.opt_no_check_autocast, self.opt_no_check_other)
                self.option_context.add_option(self.opt_typing_test_metrics)
        end
@@ -105,9 +107,10 @@ redef class ModelBuilder
                var time0 = get_time
                self.toolcontext.info("*** WRITING C ***", 1)
 
-               var compile_dir = ".nit_compile"
-               compile_dir.mkdir
+               var compile_dir = toolcontext.opt_compile_dir.value
+               if compile_dir == null then compile_dir = ".nit_compile"
 
+               compile_dir.mkdir
                var orig_dir=".." # FIXME only works if `compile_dir` is a subdirectory of cwd
 
                var outname = self.toolcontext.opt_output.value