[fusl] Remove code for unsupported architectures

fusl/arch/mips/bits/signal.h

Index: fusl/arch/mips/bits/signal.h
diff --git a/fusl/arch/mips/bits/signal.h b/fusl/arch/mips/bits/signal.h
deleted file mode 100644
index 8b5941d706a7d294a43710322eb00473458ec9a8..0000000000000000000000000000000000000000
--- a/fusl/arch/mips/bits/signal.h
+++ /dev/null
@@ -1,120 +0,0 @@
-#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) || \
-    defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-
-#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-#define MINSIGSTKSZ 2048
-#define SIGSTKSZ 8192
-#endif
-
-#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-typedef unsigned long long greg_t, gregset_t[32];
-typedef struct {
-  union {
-    double fp_dregs[32];
-    struct {
-      float _fp_fregs;
-      unsigned _fp_pad;
-    } fp_fregs[32];
-  } fp_r;
-} fpregset_t;
-struct sigcontext {
-  unsigned sc_regmask, sc_status;
-  unsigned long long sc_pc, sc_regs[32], sc_fpregs[32];
-  unsigned sc_ownedfp, sc_fpc_csr, sc_fpc_eir, sc_used_math, sc_dsp;
-  unsigned long long sc_mdhi, sc_mdlo;
-  unsigned long sc_hi1, sc_lo1, sc_hi2, sc_lo2, sc_hi3, sc_lo3;
-};
-typedef struct {
-  unsigned regmask, status;
-  unsigned long long pc, gregs[32], fpregs[32];
-  unsigned ownedfp, fpc_csr, fpc_eir, used_math, dsp;
-  unsigned long long mdhi, mdlo;
-  unsigned long hi1, lo1, hi2, lo2, hi3, lo3;
-} mcontext_t;
-#else
-typedef struct {
-  unsigned __mc1[2];
-  unsigned long long __mc2[65];
-  unsigned __mc3[5];
-  unsigned long long __mc4[2];
-  unsigned __mc5[6];
-} mcontext_t;
-#endif
-
-struct sigaltstack {
-  void* ss_sp;
-  size_t ss_size;
-  int ss_flags;
-};
-
-typedef struct __ucontext {
-  unsigned long uc_flags;
-  struct __ucontext* uc_link;
-  stack_t uc_stack;
-  mcontext_t uc_mcontext;
-  sigset_t uc_sigmask;
-} ucontext_t;
-
-#define SA_NOCLDSTOP 1
-#define SA_NOCLDWAIT 0x10000
-#define SA_SIGINFO 8
-#define SA_ONSTACK 0x08000000
-#define SA_RESTART 0x10000000
-#define SA_NODEFER 0x40000000
-#define SA_RESETHAND 0x80000000
-#define SA_RESTORER 0x04000000
-
-#undef SIG_BLOCK
-#undef SIG_UNBLOCK
-#undef SIG_SETMASK
-#define SIG_BLOCK 1
-#define SIG_UNBLOCK 2
-#define SIG_SETMASK 3
-
-#undef SI_ASYNCIO
-#undef SI_MESGQ
-#undef SI_TIMER
-#define SI_ASYNCIO (-2)
-#define SI_MESGQ (-4)
-#define SI_TIMER (-3)
-
-#define __SI_SWAP_ERRNO_CODE
-
-#endif
-
-#define SIGHUP 1
-#define SIGINT 2
-#define SIGQUIT 3
-#define SIGILL 4
-#define SIGTRAP 5
-#define SIGABRT 6
-#define SIGIOT SIGABRT
-#define SIGSTKFLT 7
-#define SIGFPE 8
-#define SIGKILL 9
-#define SIGBUS 10
-#define SIGSEGV 11
-#define SIGSYS 12
-#define SIGPIPE 13
-#define SIGALRM 14
-#define SIGTERM 15
-#define SIGUSR1 16
-#define SIGUSR2 17
-#define SIGCHLD 18
-#define SIGPWR 19
-#define SIGWINCH 20
-#define SIGURG 21
-#define SIGIO 22
-#define SIGPOLL SIGIO
-#define SIGSTOP 23
-#define SIGTSTP 24
-#define SIGCONT 25
-#define SIGTTIN 26
-#define SIGTTOU 27
-#define SIGVTALRM 28
-#define SIGPROF 29
-#define SIGXCPU 30
-#define SIGXFSZ 31
-#define SIGUNUSED SIGSYS
-
-#define _NSIG 128