summaryrefslogtreecommitdiff
path: root/lib/mlibc/options/elf/generic/startup.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/mlibc/options/elf/generic/startup.cpp')
-rw-r--r--lib/mlibc/options/elf/generic/startup.cpp73
1 files changed, 0 insertions, 73 deletions
diff --git a/lib/mlibc/options/elf/generic/startup.cpp b/lib/mlibc/options/elf/generic/startup.cpp
deleted file mode 100644
index d53881b..0000000
--- a/lib/mlibc/options/elf/generic/startup.cpp
+++ /dev/null
@@ -1,73 +0,0 @@
-
-#include <errno.h>
-#include <string.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <bits/ensure.h>
-#include <mlibc/elf/startup.h>
-#include <mlibc/environment.hpp>
-
-extern "C" size_t __init_array_start[];
-extern "C" size_t __init_array_end[];
-extern "C" size_t __preinit_array_start[];
-extern "C" size_t __preinit_array_end[];
-
-static int constructors_ran_already = 0;
-
-struct global_constructor_guard {
- global_constructor_guard() {
- constructors_ran_already = 1;
- }
-};
-
-static global_constructor_guard g;
-
-void __mlibc_run_constructors() {
-/*
- if (!constructors_ran_already) {
- size_t constructor_count = (size_t)__init_array_end - (size_t)__init_array_start;
- constructor_count /= sizeof(void*);
- for (size_t i = 0; i < constructor_count; i++) {
- void (*ptr)(void) = (void(*)(void))(__init_array_start[i]);
- ptr();
- }
- }
-*/
-}
-
-namespace mlibc {
-
-void parse_exec_stack(void *opaque_sp, exec_stack_data *data) {
- auto sp = reinterpret_cast<uintptr_t *>(opaque_sp);
- data->argc = *sp++;
- data->argv = reinterpret_cast<char **>(sp);
- sp += data->argc; // Skip all arguments.
- __ensure(!*sp); // Skip the terminating null element.
- sp++;
- data->envp = reinterpret_cast<char **>(sp);
-}
-
-// TODO: This does not have to be here; we could also move it to options/internal.
-void set_startup_data(int argc, char **argv, char **envp) {
- if(argc) {
- program_invocation_name = argv[0];
-
- if(auto slash = strrchr(argv[0], '/'); slash) {
- program_invocation_short_name = slash + 1;
- }else{
- program_invocation_short_name = argv[0];
- }
- }
-
- // Initialize environ.
- // TODO: Copy the arguments instead of pointing to them?
- auto ev = envp;
- while(*ev) {
- auto fail = mlibc::putenv(*ev);
- __ensure(!fail);
- ev++;
- }
-}
-
-} // namespace mlibc
-