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#include <cstdio>
#include "../include/FileUtil.hpp"
#include "../include/Conf.hpp"
#include "../backend/ninja/Ninja.hpp"
using namespace std;
using namespace sibs;
// TODO: Fail if multiple versions of the same dependency is used
// as linking will fail because of multiple definitions of the same thing
// TODO: Detect recursive dependencies and give error.
void usage()
{
printf("usage: sibs COMMAND\n\n");
printf("Simple Build System for Native Languages\n\n");
printf("Options:\n");
printf(" -p\t\tPath to project (directory that contains main project.conf file)\n");
printf(" -h\t\tPrint this help menu\n\n");
printf("Commands:\n");
printf(" build\t\tBuild a project that contains a project.conf file\n");
exit(1);
}
void validateDirectoryPath(const char *projectPath)
{
FileType projectPathFileType = getFileType(projectPath);
if(projectPathFileType == FileType::FILE_NOT_FOUND)
{
perror(projectPath);
exit(2);
}
else if(projectPathFileType == FileType::REGULAR)
{
printf("Expected project path (%s) to be a directory, was a file", projectPath);
exit(3);
}
}
void validateFilePath(const char *projectConfPath)
{
FileType projectConfFileType = getFileType(projectConfPath);
if(projectConfFileType == FileType::FILE_NOT_FOUND)
{
perror(projectConfPath);
exit(4);
}
else if(projectConfFileType == FileType::DIRECTORY)
{
printf("Expected project path (%s) to be a file, was a directory", projectConfPath);
exit(5);
}
}
const char *sourceFileExtensions[] = { "cc", "cpp", "cxx" };
bool isSourceFile(tinydir_file *file)
{
if(!file->is_reg)
return false;
for(const char *sourceFileExtension : sourceFileExtensions)
{
if(_tinydir_strcmp(sourceFileExtension, file->extension) == 0)
return true;
}
return false;
}
void build(string projectPath)
{
validateDirectoryPath(projectPath.c_str());
if(projectPath.back() != '/')
projectPath += "/";
string projectConfFilePath = projectPath;
projectConfFilePath += "/project.conf";
validateFilePath(projectConfFilePath.c_str());
SibsConfig sibsConfig;
Result<bool> result = Config::readFromFile(projectConfFilePath.c_str(), sibsConfig);
if(result.isErr())
{
printf("Failed to read config: %s\n", result.getErrMsg().c_str());
exit(6);
}
if(sibsConfig.getPackageName().empty())
{
printf("project.conf is missing required field package.name\n");
exit(10);
}
//string projectSrcPath = projectPath + "/src";
//validateDirectoryPath(projectSrcPath.c_str());
backend::Ninja ninja;
walkDirFilesRecursive(projectPath.c_str(), [&ninja, &projectPath](tinydir_file *file)
{
if (isSourceFile(file))
{
printf("Adding source file: %s\n", file->path + projectPath.size());
ninja.addSourceFile(file->path + projectPath.size());
} else
{
//printf("Ignoring non-source file: %s\n", file->path + projectPath.size());
}
});
// TODO: Create build path if it doesn't exist
string debugBuildPath = projectPath + "/build/debug";
Result<bool> buildFileResult = ninja.createBuildFile(sibsConfig.getPackageName(), sibsConfig.getDependencies(), debugBuildPath.c_str());
if(buildFileResult.isErr())
{
printf("Failed to build ninja file: %s\n", buildFileResult.getErrMsg().c_str());
exit(7);
}
Result<bool> buildResult = ninja.build(debugBuildPath.c_str());
if(buildResult.isErr())
{
exit(8);
}
}
int main(int argc, const char **argv)
{
string projectPath;
string command;
for(int i = 1; i < argc; ++i)
{
const char *arg = argv[i];
if(arg[0] == '-')
{
// Option
if(strcmp(arg, "-p") == 0)
{
if(!projectPath.empty())
{
printf("-p option defined twice, should only be defined once\n");
exit(1);
}
if(i < argc - 1)
{
projectPath = argv[i + 1];
++i;
}
else
{
printf("Expected project path after option -p\n");
exit(1);
}
}
else if(strcmp(arg, "-h") == 0)
{
usage();
}
else
{
printf("Invalid option %s, type sibs -h to see valid options\n", arg);
exit(1);
}
}
else
{
if(!command.empty())
{
printf("Found command twice. First as %s, then as %s\n", command.c_str(), arg);
exit(1);
}
command = arg;
}
}
if(projectPath.empty())
{
Result<string> projectPathResult = getCwd();
if(projectPathResult.isErr())
{
printf("%s\n", projectPathResult.getErrMsg().c_str());
exit(11);
}
projectPath = projectPathResult.unwrap();
}
if(command == "build")
build(projectPath);
else if(command.empty())
{
printf("No command provided, type sibs -h to see valid commands\n");
exit(1);
}
else
{
printf("Invalid command %s, expected: build\n", command.c_str());
exit(1);
}
return 0;
}
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