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Log failed memory allocations

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This commit is contained in:
Alex Kotov 2022-11-29 02:01:40 +04:00
parent d6b7a4e4ab
commit 5906a4f3ff
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
2 changed files with 25 additions and 3 deletions
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1
build_config.rb
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@ -2,6 +2,7 @@ MRuby::CrossBuild.new ENV.fetch 'BUILD_NAME' do |conf|
conf.toolchain :gcc
conf.gem core: 'mruby-compiler'
conf.gem core: 'mruby-enumerator'
conf.cc.flags <<
'-Wall' <<

27
src/main.c
View file

@ -40,6 +40,8 @@ void main(
const uint32_t multiboot2_info_magic,
const struct KernAux_Multiboot2_Info *const multiboot2_info
) {
kernaux_drivers_console_puts("========================================");
kernaux_assert_cb = assert;
ASSERT(multiboot2_info_magic == KERNAUX_MULTIBOOT2_INFO_MAGIC);
@ -97,22 +99,41 @@ void assert(const char *const file, const int line, const char *const str)
void *my_calloc(size_t nmemb, size_t size)
{
return KernAux_Malloc_calloc(&allocator.malloc, nmemb, size);
void *const result = KernAux_Malloc_calloc(&allocator.malloc, nmemb, size);
if (result) {
kernaux_drivers_console_printf("calloc(%lu, %lu) = %p\n", nmemb, size, result);
} else if (nmemb * size != 0) {
kernaux_drivers_console_printf("!calloc(%lu, %lu)\n", nmemb, size);
}
return result;
}
void my_free(void *ptr)
{
kernaux_drivers_console_printf("free(%p)\n", ptr);
KernAux_Malloc_free(&allocator.malloc, ptr);
}
void *my_malloc(size_t size)
{
return KernAux_Malloc_malloc(&allocator.malloc, size);
void *const result = KernAux_Malloc_malloc(&allocator.malloc, size);
if (result) {
kernaux_drivers_console_printf("malloc(%lu) = %p\n", size, result);
} else if (size != 0) {
kernaux_drivers_console_printf("!malloc(%lu)\n", size);
}
return result;
}
void *my_realloc(void *ptr, size_t size)
{
return KernAux_Malloc_realloc(&allocator.malloc, ptr, size);
void *const result = KernAux_Malloc_realloc(&allocator.malloc, ptr, size);
if (result) {
kernaux_drivers_console_printf("realloc(%p, %lu) = %p\n", ptr, size, result);
} else if (size != 0) {
kernaux_drivers_console_printf("!realloc(%p, %lu)\n", ptr, size);
}
return result;
}
bool load_module(