gc: new NIT_GC_OPTION 'malloc'

Used to have a genuine malloc thing that can be valginded.

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

diff --git a/clib/nit_main.c b/clib/nit_main.c
index 4d34f46..712c72c 100644 (file)
--- a/clib/nit_main.c
+++ b/clib/nit_main.c
@@ -17,7 +17,7 @@
 #include "gc.h"
 
 bigint object_id_counter = 1000000;
-enum gc_option { large, boehm, nitgc } gc_option;
+enum gc_option { large, gc_opt_malloc, boehm, nitgc } gc_option;
 
 #ifdef WITH_LIBGC
 #define GC_DEBUG
@@ -27,7 +27,8 @@ enum gc_option { large, boehm, nitgc } gc_option;
 void *raw_alloc(size_t s0)
 {
        switch (gc_option) {
-       case nitgc: return malloc(s0); break;
+       case nitgc: return malloc(s0);
+       case gc_opt_malloc: return malloc(s0);
        default: return alloc(s0);
        }
 }
@@ -64,6 +65,7 @@ void * alloc(size_t s0)
        case boehm: return GC_MALLOC(s0);
 #endif
        case nitgc: return Nit_gc_malloc(s0);
+       case gc_opt_malloc: return calloc(1, s0);
        case large:
        default: return large_alloc(s0);
        }
@@ -99,6 +101,8 @@ void initialize_gc_option(void) {
 #endif
                } else if (strcmp(opt, "nitgc")==0) {
                        gc_option = nitgc;
+               } else if (strcmp(opt, "malloc")==0) {
+                       gc_option = gc_opt_malloc;
                } else if (strcmp(opt, "large")==0) {
                        gc_option = large;
                } else if (strcmp(opt, "help")==0) {
@@ -106,7 +110,7 @@ void initialize_gc_option(void) {
 #ifdef WITH_LIBGC
                                        ", 'boehm'"
 #endif
-                                       ", 'large'. Default is '%s'.\n", def);
+                                       ", 'large', 'malloc'. Default is '%s'.\n", def);
                        exit(1);
                } else {
                        fprintf(stderr, "Invalid GC option in NIT_GC_OPTION environment variable. Using default '%s'.\n", def);