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37 * Implements gmx::test::CommandLine.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_testutils
42 #include "cmdlinetest.h"
50 #include "gromacs/utility/gmxassert.h"
51 #include "gromacs/utility/programinfo.h"
58 /********************************************************************
62 class CommandLine::Impl
65 Impl(const char *const cmdline[], size_t count);
68 std::vector<char *> args_;
69 std::vector<char *> argv_;
73 CommandLine::Impl::Impl(const char *const cmdline[], size_t count)
77 argc_ = static_cast<int>(count);
78 for (size_t i = 0; i < count; ++i)
80 char *arg = strdup(cmdline[i]);
83 throw std::bad_alloc();
90 CommandLine::Impl::~Impl()
92 for (size_t i = 0; i < args_.size(); ++i)
98 /********************************************************************
102 CommandLine::CommandLine()
103 : impl_(new Impl(NULL, 0))
107 CommandLine::CommandLine(const char *const cmdline[], size_t count)
108 : impl_(new Impl(cmdline, count))
112 CommandLine::CommandLine(const CommandLine &other)
113 : impl_(new Impl(other.argv(), other.argc()))
117 CommandLine::~CommandLine()
121 void CommandLine::append(const char *arg)
123 GMX_RELEASE_ASSERT(impl_->argc_ == static_cast<int>(impl_->args_.size()),
124 "Command-line has been modified externally");
125 size_t newSize = impl_->args_.size() + 1;
126 impl_->args_.reserve(newSize);
127 impl_->argv_.reserve(newSize);
128 char *newArg = strdup(arg);
131 throw std::bad_alloc();
133 impl_->args_.push_back(newArg);
134 impl_->argv_.push_back(newArg);
135 impl_->argc_ = static_cast<int>(newSize);
138 int &CommandLine::argc()
142 char **CommandLine::argv()
144 return &impl_->argv_[0];
146 int CommandLine::argc() const
150 const char *const *CommandLine::argv() const
152 return &impl_->argv_[0];
154 const char *CommandLine::arg(int i) const
156 return impl_->argv_[i];
159 std::string CommandLine::toString() const
161 return ProgramInfo(argc(), argv()).commandLine();