diff options
Diffstat (limited to 'ld/plugin.c')
| -rw-r--r-- | ld/plugin.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/ld/plugin.c b/ld/plugin.c index 4fee305..4640d38 100644 --- a/ld/plugin.c +++ b/ld/plugin.c @@ -88,6 +88,8 @@ typedef struct plugin ld_plugin_cleanup_handler cleanup_handler; /* TRUE if the cleanup handlers have been called. */ bfd_boolean cleanup_done; + /* TRUE if output should be disabled. */ + bfd_boolean disable_output; } plugin_t; typedef struct view_buffer @@ -283,6 +285,11 @@ plugin_opt_plugin_arg (const char *arg) *last_plugin_args_tail_chain_ptr = newarg; last_plugin_args_tail_chain_ptr = &newarg->next; last_plugin->n_args++; + + /* LLVM plugin uses --plugin-opt=disable-output to disable output. */ + if (strcmp (arg, "disable-output") == 0) + last_plugin->disable_output = TRUE; + return 0; } @@ -934,6 +941,24 @@ set_tv_plugin_args (plugin_t *plugin, struct ld_plugin_tv *tv) tv->tv_u.tv_val = 0; } +#if HAVE_ATEXIT +static void +plugin_cleanup (void) +{ + plugin_t *curplug = plugins_list; + while (curplug) + { + if (curplug->all_symbols_read_handler + && curplug->disable_output) + { + unlink_if_ordinary (output_filename); + break; + } + curplug = curplug->next; + } +} +#endif + /* Load up and initialise all plugins after argument parsing. */ void plugin_load_plugins (void) @@ -994,6 +1019,12 @@ plugin_load_plugins (void) register_ld_plugin_object_p (plugin_object_p); +#if HAVE_ATEXIT + /* Since all_symbols_read_hook() in LLVM plugin calls exit() to + disable output, we must register plugin_cleanup() with atexit(). */ + atexit (plugin_cleanup); +#endif + #if HAVE_MMAP && HAVE_GETPAGESIZE plugin_pagesize = getpagesize ();; #endif |