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Mint APE Loader v1.5

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This change ports APE Loader to Linux AARCH64, so that Raspberry Pi
users can run programs like redbean, without the executable needing
to modify itself. Progress has also slipped into this change on the
issue of making progress better conforming to user expectations and
industry standards regarding which symbols we're allowed to declare
This commit is contained in:
Justine Tunney 2023-07-26 13:54:49 -07:00
parent 6843150e0c
commit 7e0a09feec
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GPG key ID: BE714B4575D6E328
510 changed files with 1783 additions and 1483 deletions
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18
libc/log/showcrashreports.c
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@ -37,13 +37,13 @@
#include "libc/sysv/consts/sig.h"
#include "libc/sysv/consts/ss.h"
STATIC_YOINK("zipos"); // for symtab
STATIC_YOINK("__die"); // for backtracing
STATIC_YOINK("ShowBacktrace"); // for backtracing
STATIC_YOINK("GetSymbolTable"); // for backtracing
STATIC_YOINK("PrintBacktraceUsingSymbols"); // for backtracing
STATIC_YOINK("malloc_inspect_all"); // for asan memory origin
STATIC_YOINK("GetSymbolByAddr"); // for asan memory origin
__static_yoink("zipos"); // for symtab
__static_yoink("__die"); // for backtracing
__static_yoink("ShowBacktrace"); // for backtracing
__static_yoink("GetSymbolTable"); // for backtracing
__static_yoink("PrintBacktraceUsingSymbols"); // for backtracing
__static_yoink("malloc_inspect_all"); // for asan memory origin
__static_yoink("GetSymbolByAddr"); // for asan memory origin
struct CrashHandler {
int sig;
@ -147,8 +147,8 @@ void ShowCrashReports(void) {
ss.ss_size = GetStackSize();
// FreeBSD sigaltstack() will EFAULT if we use MAP_STACK here
// OpenBSD sigaltstack() auto-applies MAP_STACK to the memory
_npassert((ss.ss_sp = _mapanon(GetStackSize())));
_npassert(!sigaltstack(&ss, 0));
npassert((ss.ss_sp = _mapanon(GetStackSize())));
npassert(!sigaltstack(&ss, 0));
}
InstallCrashHandler(SIGQUIT, __got_sigquit, ef); // ctrl+\ aka ctrl+break
InstallCrashHandler(SIGFPE, __got_sigfpe, ef); // 1 / 0