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Improve libunwind check in configure #1779

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Merged
BenBE merged 4 commits into from
Oct 22, 2025
Merged

Improve libunwind check in configure #1779

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de6de25
build: Link with unw_init_local() when checking libunwind
Explorer09 Oct 18, 2025
2a27096
build: Rearrange libunwind.h detection code in configure
Explorer09 Oct 18, 2025
924aa4d
build: Add configure check on whether local unwinding works
Explorer09 Oct 18, 2025
95a1ebe
build: configure code indent tweaks
Explorer09 Oct 18, 2025
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4 changes: 2 additions & 2 deletions CRT.c
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@ in the source distribution for its full text.
#include <sys/mman.h>
#endif

#if defined(HAVE_LIBUNWIND_H) && defined(HAVE_LIBUNWIND)
#if defined(HAVE_LIBUNWIND) && defined(HAVE_LOCAL_UNWIND)
# define PRINT_BACKTRACE
# define UNW_LOCAL_ONLY
# include <libunwind.h>
Expand Down Expand Up @@ -1346,7 +1346,7 @@ void CRT_setColors(int colorScheme) {

#ifdef PRINT_BACKTRACE
static void print_backtrace(void) {
#if defined(HAVE_LIBUNWIND_H) && defined(HAVE_LIBUNWIND)
#if defined(HAVE_LIBUNWIND) && defined(HAVE_LOCAL_UNWIND)
unw_context_t context;
unw_getcontext(&context);

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