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[lldb] Reinstate support for LLDB_VERSION_STRING 

Reinstate support for specifying -DLLDB_VERSION_STRING="best-lldb"
which seems to have gotten accidentally removed in the past.

rdar://38983903

Differential revision: https://reviews.llvm.org/D97235
This commit is contained in:
Jonas Devlieghere 2021-02-22 16:52:30 -08:00
parent 7c83799fd8
commit 5d2850161e
1 changed files with 15 additions and 5 deletions
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20
lldb/source/lldb.cpp
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@ -6,14 +6,25 @@
//
//===----------------------------------------------------------------------===//
#include "VCSVersion.inc"
#include "lldb/lldb-private.h"
#include "clang/Basic/Version.h"
using namespace lldb;
using namespace lldb_private;
#include "clang/Basic/Version.h"
// LLDB_VERSION_STRING is set through a define so unlike the other defines
// expanded with CMake, it lacks the double quotes.
#define QUOTE(str) #str
#define EXPAND_AND_QUOTE(str) QUOTE(str)
#include "VCSVersion.inc"
static const char *GetLLDBVersion() {
#ifdef LLDB_VERSION_STRING
return EXPAND_AND_QUOTE(LLDB_VERSION_STRING);
#else
return "lldb version " CLANG_VERSION_STRING;
#endif
}
static const char *GetLLDBRevision() {
#ifdef LLDB_REVISION
@ -34,11 +45,10 @@ static const char *GetLLDBRepository() {
const char *lldb_private::GetVersion() {
static std::string g_version_str;
if (g_version_str.empty()) {
g_version_str += "lldb version ";
g_version_str += CLANG_VERSION_STRING;
const char *lldb_version = GetLLDBVersion();
const char *lldb_repo = GetLLDBRepository();
const char *lldb_rev = GetLLDBRevision();
g_version_str += lldb_version;
if (lldb_repo || lldb_rev) {
g_version_str += " (";
if (lldb_repo)