Fix Linux amd64 build

src/adbg/process/thread.d

@@ -33,6 +33,8 @@ version (Windows) {
 
 extern (C):
 
+private enum INIT_COUNT = 32;
+
 struct adbg_thread_t {
 version (Windows) {
  HANDLE handle;
@@ -55,7 +57,7 @@ version (Windows) {
  return adbg_oops(AdbgError.uninitiated);
 
  if (process.thread_list == null)
- process.thread_list = adbg_list_new(adbg_thread_t.sizeof, 32);
+ process.thread_list = adbg_list_new(adbg_thread_t.sizeof, INIT_COUNT);
  if (process.thread_list == null)
  return adbg_errno();
 
@@ -102,35 +104,25 @@ version (Windows) {
 
  return 0;
 } else version (linux) {
- if (process == null) {
- adbg_oops(AdbgError.invalidArgument);
- return null;
- }
- if (process.pid == 0) {
- adbg_oops(AdbgError.assertion);
- return null;
- }
+ if (process == null)
+ return adbg_oops(AdbgError.invalidArgument);
+ if (process.pid == 0)
+ return adbg_oops(AdbgError.uninitiated);
 
  if (process.thread_list == null)
- process.thread_list = adbg_list_new(adbg_thread_t.sizeof, 32);
- if (process.thread_list == null) {
- adbg_oops(AdbgError.crt);
- return null;
- }
+ process.thread_list = adbg_list_new(adbg_thread_t.sizeof, INIT_COUNT);
+ if (process.thread_list == null)
+ return adbg_oops(AdbgError.crt);
 
  enum BSZ = 32; // "/proc/4294967295/task/".sizeof == 22
  char[BSZ] path = void;
  int l = snprintf(path.ptr, BSZ, "/proc/%u/task", process.pid);
- if (l < 0) {
- adbg_oops(AdbgError.crt);
- return null;
- }
+ if (l < 0)
+ return adbg_oops(AdbgError.crt);
 
  DIR *procfd = opendir(path.ptr);
- if (procfd == null) {
- adbg_oops(AdbgError.crt);
- return null;
- }
+ if (procfd == null)
+ return adbg_oops(AdbgError.crt);
  scope(exit) closedir(procfd);
 
  // Go through kernel thread IDs
@@ -148,7 +140,7 @@ version (Windows) {
  process.thread_list = adbg_list_add(process.thread_list, &tid);
  if (process.thread_list == null) {
  adbg_list_free(process.thread_list);
- return null;
+ return adbg_errno();
  }
  }
 
@@ -440,39 +432,39 @@ version (Win64) {
  // PT_GETVFPREGS
  // PT_GETHBPREGS
  user_regs_struct u = void;
- if (ptrace(PT_GETREGS, tracee.pid, null, &u) < 0)
+ if (ptrace(PT_GETREGS, thread.handle, null, &u) < 0)
  return adbg_oops(AdbgError.os);
 
  version (X86) {
- ctx.items[0].u32 = u.eip;
- ctx.items[1].u32 = u.eflags;
- ctx.items[2].u32 = u.eax;
- ctx.items[3].u32 = u.ebx;
- ctx.items[4].u32 = u.ecx;
- ctx.items[5].u32 = u.edx;
- ctx.items[6].u32 = u.esp;
- ctx.items[7].u32 = u.ebp;
- ctx.items[8].u32 = u.esi;
- ctx.items[9].u32 = u.edi;
+ thread.context.items[0].u32 = u.eip;
+ thread.context.items[1].u32 = u.eflags;
+ thread.context.items[2].u32 = u.eax;
+ thread.context.items[3].u32 = u.ebx;
+ thread.context.items[4].u32 = u.ecx;
+ thread.context.items[5].u32 = u.edx;
+ thread.context.items[6].u32 = u.esp;
+ thread.context.items[7].u32 = u.ebp;
+ thread.context.items[8].u32 = u.esi;
+ thread.context.items[9].u32 = u.edi;
  } else version (X86_64) {
- ctx.items[0].u64 = u.rip;
- ctx.items[1].u64 = u.eflags;
- ctx.items[2].u64 = u.rax;
- ctx.items[3].u64 = u.rbx;
- ctx.items[4].u64 = u.rcx;
- ctx.items[5].u64 = u.rdx;
- ctx.items[6].u64 = u.rsp;
- ctx.items[7].u64 = u.rbp;
- ctx.items[8].u64 = u.rsi;
- ctx.items[9].u64 = u.rdi;
- ctx.items[10].u64 = u.r8;
- ctx.items[11].u64 = u.r9;
- ctx.items[12].u64 = u.r10;
- ctx.items[13].u64 = u.r11;
- ctx.items[14].u64 = u.r12;
- ctx.items[15].u64 = u.r13;
- ctx.items[16].u64 = u.r14;
- ctx.items[17].u64 = u.r15;
+ thread.context.items[0].u64 = u.rip;
+ thread.context.items[1].u64 = u.eflags;
+ thread.context.items[2].u64 = u.rax;
+ thread.context.items[3].u64 = u.rbx;
+ thread.context.items[4].u64 = u.rcx;
+ thread.context.items[5].u64 = u.rdx;
+ thread.context.items[6].u64 = u.rsp;
+ thread.context.items[7].u64 = u.rbp;
+ thread.context.items[8].u64 = u.rsi;
+ thread.context.items[9].u64 = u.rdi;
+ thread.context.items[10].u64 = u.r8;
+ thread.context.items[11].u64 = u.r9;
+ thread.context.items[12].u64 = u.r10;
+ thread.context.items[13].u64 = u.r11;
+ thread.context.items[14].u64 = u.r12;
+ thread.context.items[15].u64 = u.r13;
+ thread.context.items[16].u64 = u.r14;
+ thread.context.items[17].u64 = u.r15;
  }
  return 0;
 } else {