diff options
author | Ian Moffett <ian@osmora.org> | 2024-03-07 17:28:52 -0500 |
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committer | Ian Moffett <ian@osmora.org> | 2024-03-07 18:24:51 -0500 |
commit | f5e48e94a2f4d4bbd6e5628c7f2afafc6dbcc459 (patch) | |
tree | 93b156621dc0303816b37f60ba88051b702d92f6 /lib/mlibc/options/elf/generic/startup.cpp | |
parent | bd5969fc876a10b18613302db7087ef3c40f18e1 (diff) |
build: Build mlibc + add distclean target
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'lib/mlibc/options/elf/generic/startup.cpp')
-rw-r--r-- | lib/mlibc/options/elf/generic/startup.cpp | 73 |
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 - |