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Style cleanup.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34319 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2009-11-27 16:55:10 +00:00
parent b79c499571
commit 0dfceb2b8a
1 changed files with 60 additions and 61 deletions
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119
src/tools/gensyscalls/gensyscallinfos.cpp
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@ -1,7 +1,8 @@
// gensyscallinfos.cpp
//
// Copyright (c) 2004, Ingo Weinhold <bonefish@cs.tu-berlin.de>
// All rights reserved. Distributed under the terms of the OpenBeOS License.
/*
* Copyright 2004-2009, Ingo Weinhold, ingo_weinhold@gmx.de.
* Distributed under the terms of the MIT License.
*/
#include <cstdio>
#include <cstdlib>
@ -14,62 +15,64 @@
#include "gensyscalls_common.h"
// usage
const char *kUsage =
"Usage: gensyscallinfos <header> <syscall infos>\n"
"\n"
"Given the (preprocessed) header file that defines the syscall prototypes the\n"
"command generates a source file consisting of syscall infos, which is needed\n"
"to build gensyscalls, which in turn generates the assembly syscall\n"
"definitions and code for the kernelland syscall dispatcher.\n"
"\n"
" <header> - Input: The preprocessed header file with the\n"
" syscall prototypes.\n"
" <syscall infos> - Output: The syscall infos source file needed to\n"
" build gensyscalls.";
// print_usage
static
void
const char* kUsage =
"Usage: gensyscallinfos <header> <syscall infos>\n"
"\n"
"Given the (preprocessed) header file that defines the syscall prototypes "
"the\n"
"command generates a source file consisting of syscall infos, which is "
"needed\n"
"to build gensyscalls, which in turn generates the assembly syscall\n"
"definitions and code for the kernelland syscall dispatcher.\n"
"\n"
" <header> - Input: The preprocessed header file with the\n"
" syscall prototypes.\n"
" <syscall infos> - Output: The syscall infos source file needed "
"to\n"
" build gensyscalls.";
static void
print_usage(bool error)
{
fprintf((error ? stderr : stdout), kUsage);
}
// Type
struct Type {
Type(const char *type) : type(type) {}
Type(const string &type) : type(type) {}
Type(const char* type) : type(type) {}
Type(const string& type) : type(type) {}
string type;
};
// NamedType
struct NamedType : Type {
NamedType(const char *type, const char *name)
NamedType(const char* type, const char* name)
: Type(type), name(name) {}
NamedType(const string &type, const string &name)
NamedType(const string& type, const string& name)
: Type(type), name(name) {}
string name;
};
// Function
class Function {
public:
Function() : fReturnType("") {}
void SetName(const string &name)
void SetName(const string& name)
{
fName = name;
}
const string &GetName() const
const string& GetName() const
{
return fName;
}
void AddParameter(const NamedType &type)
void AddParameter(const NamedType& type)
{
fParameters.push_back(type);
}
@ -79,17 +82,17 @@ public:
return fParameters.size();
}
const NamedType &ParameterAt(int index) const
const NamedType& ParameterAt(int index) const
{
return fParameters[index];
}
void SetReturnType(const Type &type)
void SetReturnType(const Type& type)
{
fReturnType = type;
}
const Type &GetReturnType() const
const Type& GetReturnType() const
{
return fReturnType;
}
@ -100,7 +103,7 @@ protected:
Type fReturnType;
};
// Syscall
class Syscall : public Function {
public:
string GetKernelName() const
@ -116,10 +119,10 @@ public:
}
};
// Tokenizer
class Tokenizer {
public:
Tokenizer(istream &input)
Tokenizer(istream& input)
: fInput(input),
fHasCurrent(false)
{
@ -137,12 +140,12 @@ public:
return GetNextToken(NULL);
}
string GetNextToken(stack<string> &skippedTokens)
string GetNextToken(stack<string>& skippedTokens)
{
return GetNextToken(&skippedTokens);
}
string GetNextToken(stack<string> *skippedTokens)
string GetNextToken(stack<string>* skippedTokens)
{
if (fHasCurrent) {
fTokens.pop_front();
@ -156,7 +159,7 @@ public:
return fTokens.front();
}
void ExpectToken(const string &expectedToken)
void ExpectToken(const string& expectedToken)
{
string token = GetCurrentToken();
if (expectedToken != token) {
@ -165,19 +168,19 @@ public:
}
}
void ExpectNextToken(const string &expectedToken)
void ExpectNextToken(const string& expectedToken)
{
GetNextToken();
ExpectToken(expectedToken);
}
bool CheckToken(const string &expectedToken)
bool CheckToken(const string& expectedToken)
{
string token = GetCurrentToken();
return (expectedToken == token);
}
bool CheckNextToken(const string &expectedToken)
bool CheckNextToken(const string& expectedToken)
{
GetNextToken();
bool result = CheckToken(expectedToken);
@ -202,7 +205,7 @@ public:
fTokens.push_front(token);
}
void PutTokens(stack<string> &tokens)
void PutTokens(stack<string>& tokens)
{
if (fHasCurrent) {
fTokens.pop_front();
@ -265,17 +268,16 @@ private:
}
private:
istream &fInput;
istream& fInput;
list<string> fTokens;
bool fHasCurrent;
};
// Main
class Main {
public:
int Run(int argc, char **argv)
int Run(int argc, char** argv)
{
// parse parameters
if (argc >= 2
@ -292,9 +294,8 @@ public:
return 0;
}
private:
void _ParseSyscalls(const char *filename)
void _ParseSyscalls(const char* filename)
{
// open the input file
ifstream file(filename, ifstream::in);
@ -325,7 +326,7 @@ private:
tokenizer.ExpectNextToken("end");
}
void _WriteSyscallInfoFile(const char *filename)
void _WriteSyscallInfoFile(const char* filename)
{
// open the syscall info file
ofstream file(filename, ofstream::out | ofstream::trunc);
@ -344,7 +345,7 @@ private:
// syscalls
for (int i = 0; i < (int)fSyscalls.size(); i++) {
const Syscall &syscall = fSyscalls[i];
const Syscall& syscall = fSyscalls[i];
// syscall = syscallVector->CreateSyscall("syscallName",
// "syscallKernelName");
@ -352,7 +353,7 @@ private:
<< syscall.GetName() << "\", \""
<< syscall.GetKernelName() << "\");" << endl;
const Type &returnType = syscall.GetReturnType();
const Type& returnType = syscall.GetReturnType();
// syscall->SetReturnType<ReturnType>("returnType");
file << "\tsyscall->SetReturnType<" << returnType.type
@ -361,7 +362,7 @@ private:
// parameters
int paramCount = syscall.CountParameters();
for (int k = 0; k < paramCount; k++) {
const NamedType &param = syscall.ParameterAt(k);
const NamedType& param = syscall.ParameterAt(k);
// syscall->AddParameter<ParameterType>("parameterTypeName",
// "parameterName");
file << "\tsyscall->AddParameter<"
@ -377,7 +378,7 @@ private:
file << "}" << endl;
}
void _ParseSyscall(Tokenizer &tokenizer, Syscall &syscall)
void _ParseSyscall(Tokenizer& tokenizer, Syscall& syscall)
{
// get return type and function name
vector<string> returnType;
@ -410,7 +411,7 @@ private:
tokenizer.ExpectNextToken(";");
}
void _ParseParameter(Tokenizer &tokenizer, Syscall &syscall)
void _ParseParameter(Tokenizer& tokenizer, Syscall& syscall)
{
vector<string> type;
while (tokenizer.GetNextToken() != ")"
@ -445,8 +446,8 @@ private:
syscall.AddParameter(NamedType(typeString, typeName));
}
void _ParseFunctionPointerParameter(Tokenizer &tokenizer, Syscall &syscall,
vector<string> &type)
void _ParseFunctionPointerParameter(Tokenizer& tokenizer, Syscall& syscall,
vector<string>& type)
{
// When this method is entered, the return type and the opening
// parenthesis must already be parse and stored in the supplied type
@ -488,15 +489,13 @@ private:
};
// main
int
main(int argc, char **argv)
main(int argc, char** argv)
{
try {
return Main().Run(argc, argv);
} catch (Exception &exception) {
} catch (Exception& exception) {
fprintf(stderr, "%s\n", exception.what());
return 1;
}
}