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Fix ctrl-c in redbean on Windows

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Justine Tunney 2023-10-13 07:43:47 -07:00
parent d458642790
commit 4bcb107cb0
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GPG key ID: BE714B4575D6E328
12 changed files with 326 additions and 32 deletions
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15
libc/log/backtrace3.c
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@ -73,20 +73,7 @@ dontinstrument dontasan int PrintBacktraceUsingSymbols(
}
#endif
if (addr) {
if (
#ifdef __x86_64__
/*
* we subtract one to handle the case of noreturn functions
* with a call instruction at the end, since %rip in such
* cases will point to the start of the next function.
* generally %rip always points to the byte after the
* instruction. one exception is in case like __restore_rt
* where the kernel creates a stack frame that points to the
* beginning of the function.
*/
(symbol = __get_symbol(st, addr - 1)) != -1 ||
#endif
(symbol = __get_symbol(st, addr)) != -1) {
if ((symbol = __get_symbol(st, addr)) != -1) {
addend = addr - st->addr_base;
addend -= st->symbols[symbol].x;
} else {