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Improve signals and memory protection

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- Document sigaction()
- Simplify New Technology fork() code
- Testing and many bug fixes for mprotect()
- Distribute Intel Xed ILD in the amalgamation
- Turn Xed enums into defines to avoid DWARF bloat
- Improve polyfilling of SA_SIGINFO on BSDs and fix bugs
- setpgid(getpid(), getpid()) on Windows will ignore CTRL-C
- Work around issues relating to NT mappings being executable
- Permit automatic executable stack override via `ape_stack_pf`
This commit is contained in:
Justine Tunney 2022-04-12 22:11:00 -07:00
parent c95c9d9508
commit f684e348d4
76 changed files with 1844 additions and 1121 deletions
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42
libc/calls/struct/ucontext-openbsd.internal.h Normal file
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#ifndef COSMOPOLITAN_LIBC_CALLS_STRUCT_UCONTEXT_OPENBSD_INTERNAL_H_
#define COSMOPOLITAN_LIBC_CALLS_STRUCT_UCONTEXT_OPENBSD_INTERNAL_H_
#include "libc/calls/ucontext.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
struct ucontext_openbsd {
int64_t sc_rdi;
int64_t sc_rsi;
int64_t sc_rdx;
int64_t sc_rcx;
int64_t sc_r8;
int64_t sc_r9;
int64_t sc_r10;
int64_t sc_r11;
int64_t sc_r12;
int64_t sc_r13;
int64_t sc_r14;
int64_t sc_r15;
int64_t sc_rbp;
int64_t sc_rbx;
int64_t sc_rax;
int64_t sc_gs;
int64_t sc_fs;
int64_t sc_es;
int64_t sc_ds;
int64_t sc_trapno;
int64_t sc_err;
int64_t sc_rip;
int64_t sc_cs;
int64_t sc_rflags;
int64_t sc_rsp;
int64_t sc_ss;
struct FpuState *sc_fpstate;
int32_t __sc_unused;
int32_t sc_mask;
int64_t sc_cookie;
};
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_STRUCT_UCONTEXT_OPENBSD_INTERNAL_H_ */