added -nostdlib

1 files changed, 10 insertions, 5 deletions

diff --git a/tcc.c b/tcc.c
index 58ae72a..2ce29b1 100644
--- a/tcc.c
+++ b/tcc.c
@@ -392,9 +392,9 @@ struct TCCState {
     /* exported dynamic symbol section */
     Section *dynsym;
 
-    /* if true, no standard headers are added */
-    int nostdinc;
-    
+    int nostdinc; /* if true, no standard headers are added */
+    int nostdlib; /* if true, no standard libraries are added */
+
     /* if true, static linking is performed */
     int static_link;
 
@@ -9478,8 +9478,8 @@ int tcc_set_output_type(TCCState *s, int output_type)
     }
 
     /* add libc crt1/crti objects */
-    if (output_type == TCC_OUTPUT_EXE || 
-        output_type == TCC_OUTPUT_DLL) {
+    if ((output_type == TCC_OUTPUT_EXE || output_type == TCC_OUTPUT_DLL) &&
+        !s->nostdlib) {
         if (output_type != TCC_OUTPUT_DLL)
             tcc_add_file(s, CONFIG_TCC_CRT_PREFIX "/crt1.o");
         tcc_add_file(s, CONFIG_TCC_CRT_PREFIX "/crti.o");
@@ -9620,6 +9620,7 @@ enum {
     TCC_OPTION_m,
     TCC_OPTION_f,
     TCC_OPTION_nostdinc,
+    TCC_OPTION_nostdlib,
     TCC_OPTION_print_search_dirs,
     TCC_OPTION_rdynamic,
     TCC_OPTION_run,
@@ -9653,6 +9654,7 @@ static const TCCOption tcc_options[] = {
     { "m", TCC_OPTION_m, TCC_OPTION_HAS_ARG },
     { "f", TCC_OPTION_f, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
     { "nostdinc", TCC_OPTION_nostdinc, 0 },
+    { "nostdlib", TCC_OPTION_nostdlib, 0 },
     { "print-search-dirs", TCC_OPTION_print_search_dirs, 0 }, 
     { "v", TCC_OPTION_v, 0 },
     { NULL },
@@ -9804,6 +9806,9 @@ int main(int argc, char **argv)
             case TCC_OPTION_nostdinc:
                 s->nostdinc = 1;
                 break;
+            case TCC_OPTION_nostdlib:
+                s->nostdlib = 1;
+                break;
             case TCC_OPTION_print_search_dirs:
                 print_search_dirs = 1;
                 break;