[lldb/Host] Use cmakedefine01 for LLDB_ENABLE_TERMIOS

This renames LLDB_CONFIG_TERMIOS_SUPPORTED to LLDB_ENABLE_TERMIOS. It
now also uses cmakedefine01 to keep things consistent with out other
optional dependencies. But more importantly it won't silently fail when
you forget to include Config.h.

4 files changed, 17 insertions, 17 deletions

diff --git a/lldb/cmake/modules/LLDBGenerateConfig.cmake b/lldb/cmake/modules/LLDBGenerateConfig.cmake
index 119021c..b44f4af 100644
--- a/lldb/cmake/modules/LLDBGenerateConfig.cmake
+++ b/lldb/cmake/modules/LLDBGenerateConfig.cmake
@@ -23,7 +23,7 @@ check_library_exists(compression compression_encode_buffer "" HAVE_LIBCOMPRESSIO
 # These checks exist in LLVM's configuration, so I want to match the LLVM names
 # so that the check isn't duplicated, but we translate them into the LLDB names
 # so that I don't have to change all the uses at the moment.
-set(LLDB_CONFIG_TERMIOS_SUPPORTED ${HAVE_TERMIOS_H})
+set(LLDB_ENABLE_TERMIOS ${HAVE_TERMIOS_H})
 if(NOT UNIX)
   set(LLDB_DISABLE_POSIX 1)
 endif()
diff --git a/lldb/include/lldb/Host/Config.h.cmake b/lldb/include/lldb/Host/Config.h.cmake
index 7f0588a..057bc08 100644
--- a/lldb/include/lldb/Host/Config.h.cmake
+++ b/lldb/include/lldb/Host/Config.h.cmake
@@ -9,8 +9,6 @@
 #ifndef LLDB_HOST_CONFIG_H
 #define LLDB_HOST_CONFIG_H
 
-#cmakedefine LLDB_CONFIG_TERMIOS_SUPPORTED
-
 #cmakedefine01 LLDB_EDITLINE_USE_WCHAR
 
 #cmakedefine01 LLDB_HAVE_EL_RFUNC_T
@@ -33,6 +31,8 @@
 #cmakedefine HAVE_LIBCOMPRESSION
 #endif
 
+#cmakedefine01 LLDB_ENABLE_TERMIOS
+
 #cmakedefine01 LLDB_ENABLE_LZMA
 
 #cmakedefine01 LLDB_ENABLE_CURSES
diff --git a/lldb/include/lldb/Host/Terminal.h b/lldb/include/lldb/Host/Terminal.h
index e5e96ee..671f8d6 100644
--- a/lldb/include/lldb/Host/Terminal.h
+++ b/lldb/include/lldb/Host/Terminal.h
@@ -117,7 +117,7 @@ protected:
   // Member variables
   Terminal m_tty; ///< A terminal
   int m_tflags;   ///< Cached tflags information.
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
   std::unique_ptr<struct termios>
       m_termios_up; ///< Cached terminal state information.
 #endif
diff --git a/lldb/source/Host/common/Terminal.cpp b/lldb/source/Host/common/Terminal.cpp
index 4b536b0..0c539f1 100644
--- a/lldb/source/Host/common/Terminal.cpp
+++ b/lldb/source/Host/common/Terminal.cpp
@@ -15,7 +15,7 @@
 #include <fcntl.h>
 #include <signal.h>
 
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
 #include <termios.h>
 #endif
 
@@ -25,7 +25,7 @@ bool Terminal::IsATerminal() const { return m_fd >= 0 && ::isatty(m_fd); }
 
 bool Terminal::SetEcho(bool enabled) {
   if (FileDescriptorIsValid()) {
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
     if (IsATerminal()) {
       struct termios fd_termios;
       if (::tcgetattr(m_fd, &fd_termios) == 0) {
@@ -47,14 +47,14 @@ bool Terminal::SetEcho(bool enabled) {
         return ::tcsetattr(m_fd, TCSANOW, &fd_termios) == 0;
       }
     }
-#endif // #ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#endif // #if LLDB_ENABLE_TERMIOS
   }
   return false;
 }
 
 bool Terminal::SetCanonical(bool enabled) {
   if (FileDescriptorIsValid()) {
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
     if (IsATerminal()) {
       struct termios fd_termios;
       if (::tcgetattr(m_fd, &fd_termios) == 0) {
@@ -76,7 +76,7 @@ bool Terminal::SetCanonical(bool enabled) {
         return ::tcsetattr(m_fd, TCSANOW, &fd_termios) == 0;
       }
     }
-#endif // #ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#endif // #if LLDB_ENABLE_TERMIOS
   }
   return false;
 }
@@ -84,7 +84,7 @@ bool Terminal::SetCanonical(bool enabled) {
 // Default constructor
 TerminalState::TerminalState()
     : m_tty(), m_tflags(-1),
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
       m_termios_up(),
 #endif
       m_process_group(-1) {
@@ -96,7 +96,7 @@ TerminalState::~TerminalState() {}
 void TerminalState::Clear() {
   m_tty.Clear();
   m_tflags = -1;
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
   m_termios_up.reset();
 #endif
   m_process_group = -1;
@@ -111,13 +111,13 @@ bool TerminalState::Save(int fd, bool save_process_group) {
 #ifndef LLDB_DISABLE_POSIX
     m_tflags = ::fcntl(fd, F_GETFL, 0);
 #endif
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
     if (m_termios_up == nullptr)
       m_termios_up.reset(new struct termios);
     int err = ::tcgetattr(fd, m_termios_up.get());
     if (err != 0)
       m_termios_up.reset();
-#endif // #ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#endif // #if LLDB_ENABLE_TERMIOS
 #ifndef LLDB_DISABLE_POSIX
     if (save_process_group)
       m_process_group = ::tcgetpgrp(0);
@@ -127,7 +127,7 @@ bool TerminalState::Save(int fd, bool save_process_group) {
   } else {
     m_tty.Clear();
     m_tflags = -1;
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
     m_termios_up.reset();
 #endif
     m_process_group = -1;
@@ -144,10 +144,10 @@ bool TerminalState::Restore() const {
     if (TFlagsIsValid())
       fcntl(fd, F_SETFL, m_tflags);
 
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
     if (TTYStateIsValid())
       tcsetattr(fd, TCSANOW, m_termios_up.get());
-#endif // #ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#endif // #if LLDB_ENABLE_TERMIOS
 
     if (ProcessGroupIsValid()) {
       // Save the original signal handler.
@@ -176,7 +176,7 @@ bool TerminalState::TFlagsIsValid() const { return m_tflags != -1; }
 
 // Returns true if m_ttystate is valid
 bool TerminalState::TTYStateIsValid() const {
-#ifdef LLDB_CONFIG_TERMIOS_SUPPORTED
+#if LLDB_ENABLE_TERMIOS
   return m_termios_up != nullptr;
 #else
   return false;