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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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2
Kernel/Makefile
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@ -115,7 +115,7 @@ kernel.map: kernel
@echo "MKMAP $@"; sh mkmap.sh
$(KERNEL): $(OBJS)
@echo "LD $@"; $(LD) $(LDFLAGS) -o $@ $(OBJS) -lgcc
@echo "LD $@"; $(LD) $(LDFLAGS) -o $@ $(OBJS) -lgcc -lstdc++
.cpp.o:
@echo "CXX $<"; $(CXX) $(CXXFLAGS) -o $@ -c $<