Changeset 433d352

Timestamp:

Sep 24, 2020, 4:12:15 PM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

58d64a4

Parents:

eccb14d

Message:

Parse args now uses weak globals to allow linking with C.

File:

• libcfa/src/parseargs.cfa (modified) (1 diff)

libcfa/src/parseargs.cfa ¶

@@ -25 +25 @@
 #include "limits.hfa"
 
-extern int cfa_args_argc;
-extern char ** cfa_args_argv;
-extern char ** cfa_args_envp;
+extern int cfa_args_argc __attribute__((weak));
+extern char ** cfa_args_argv __attribute__((weak));
+extern char ** cfa_args_envp __attribute__((weak));
 
 static void usage(char * cmd, cfa_option options[], size_t opt_count, const char * usage, FILE * out)  __attribute__ ((noreturn));
 
 void parse_args( cfa_option options[], size_t opt_count, const char * usage, char ** & left ) {
-        parse_args(cfa_args_argc, cfa_args_argv, options, opt_count, usage, left );
+        if( 0p != &cfa_args_argc ) {
+                parse_args(cfa_args_argc, cfa_args_argv, options, opt_count, usage, left );
+        }
+        else {
+                char * temp = "";
+                parse_args(0, &temp, options, opt_count, usage, left );
+        }
 }