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Make it possible to use hooks like this: '$CALL(MyHook)/path/to/file'.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51734 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov 2008-05-30 06:13:29 +00:00
parent 5c7578de08
commit 2242456da5
1 changed files with 36 additions and 17 deletions
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53
utils/TableGen/LLVMCConfigurationEmitter.cpp
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@ -862,19 +862,36 @@ void EmitOptionPropertyHandlingCode (const ToolOptionDescription& D,
/// SubstituteSpecialCommands - Perform string substitution for $CALL
/// and $ENV. Helper function used by EmitCmdLineVecFill().
std::string SubstituteSpecialCommands(const std::string& cmd) {
if (cmd.find("$CALL(") == 0) {
if (cmd.size() == 6)
throw std::string("$CALL invocation: empty argument list!");
return std::string("hooks::") + (cmd.c_str() + 6) + "()";
}
else if (cmd.find("$ENV(") == 0) {
if (cmd.size() == 5)
throw std::string("$ENV invocation: empty argument list!");
return std::string("std::getenv(\"") + (cmd.c_str() + 5) + "\")";
}
else {
throw "Unknown special command: " + cmd;
}
size_t cparen = cmd.find(")");
std::string ret;
if (cmd.find("$CALL(") == 0) {
if (cmd.size() == 6)
throw std::string("$CALL invocation: empty argument list!");
ret += "hooks::";
ret += std::string(cmd.begin() + 6, cmd.begin() + cparen);
ret += "()";
}
else if (cmd.find("$ENV(") == 0) {
if (cmd.size() == 5)
throw std::string("$ENV invocation: empty argument list!");
ret += "std::getenv(\"";
ret += std::string(cmd.begin() + 5, cmd.begin() + cparen);
ret += "\")";
}
else {
throw "Unknown special command: " + cmd;
}
if (cmd.begin() + cparen + 1 != cmd.end()) {
ret += " + std::string(\"";
ret += (cmd.c_str() + cparen + 1);
ret += "\")";
}
return ret;
}
/// EmitCmdLineVecFill - Emit code that fills in the command line
@ -883,7 +900,7 @@ void EmitCmdLineVecFill(const Init* CmdLine, const std::string& ToolName,
bool Version, const char* IndentLevel,
std::ostream& O) {
StrVector StrVec;
SplitString(InitPtrToString(CmdLine), StrVec, ") ");
SplitString(InitPtrToString(CmdLine), StrVec);
if (StrVec.empty())
throw "Tool " + ToolName + " has empty command line!";
@ -906,7 +923,8 @@ void EmitCmdLineVecFill(const Init* CmdLine, const std::string& ToolName,
O << "vec.push_back(outFile.toString());\n";
}
else {
O << "vec.push_back(" << SubstituteSpecialCommands(cmd) << ");\n";
O << "vec.push_back(" << SubstituteSpecialCommands(cmd);
O << ");\n";
}
}
else {
@ -1322,14 +1340,15 @@ void EmitPopulateCompilationGraph (Record* CompilationGraph,
/// function used by FillInHookNames().
void ExtractHookNames(const Init* CmdLine, StrVector& HookNames) {
StrVector cmds;
llvm::SplitString(InitPtrToString(CmdLine), cmds, ") ");
llvm::SplitString(InitPtrToString(CmdLine), cmds);
for (StrVector::const_iterator B = cmds.begin(), E = cmds.end();
B != E; ++B) {
const std::string& cmd = *B;
if (cmd.find("$CALL(") == 0) {
if (cmd.size() == 6)
throw std::string("$CALL invocation: empty argument list!");
HookNames.push_back(std::string(cmd.c_str() + 6));
HookNames.push_back(std::string(cmd.begin() + 6,
cmd.begin() + cmd.find(")")));
}
}
}