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Kernel: Demangle userspace ELF symbols in backtraces

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Turns out we can use abi::__cxa_demangle() for this, and all we need to
provide is sprintf(), realloc() and free(), so this patch exposes them.

We now have fully demangled C++ backtraces :^)
This commit is contained in:
Andreas Kling 2019-11-27 14:06:24 +01:00
parent 2d1bcce34a
commit 0adbacf59e
10 changed files with 44 additions and 9 deletions
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Kernel/kstdio.h
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@ -6,7 +6,7 @@ extern "C" {
int dbgprintf(const char* fmt, ...);
int dbgputstr(const char*, int);
int kprintf(const char* fmt, ...);
int ksprintf(char* buf, const char* fmt, ...);
int sprintf(char* buf, const char* fmt, ...);
void set_serial_debug(bool on_or_off);
int get_serial_debug();
}