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37 * Implements gmx::ProgramContextInterface and related methods.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_utility
44 #include "gromacs/utility/programcontext.h"
54 //! \addtogroup module_utility
58 * Default implementation of ProgramContextInterface.
60 * This implementation is used if nothing has been set with
61 * setProgramContext().
63 * Since it is constructed using a global initializer, it should not throw.
65 class DefaultProgramContext : public ProgramContextInterface
68 DefaultProgramContext() {}
70 virtual const char *programName() const { return "GROMACS"; }
71 virtual const char *displayName() const { return "GROMACS"; }
72 virtual const char *fullBinaryPath() const { return ""; }
73 virtual const char *defaultLibraryDataPath() const { return ""; }
74 virtual const char *commandLine() const { return ""; }
77 //! Global program info; stores the object set with setProgramContext().
78 const ProgramContextInterface *g_programContext;
79 //! Default program context if nothing is set.
80 const DefaultProgramContext g_defaultContext;
86 const ProgramContextInterface &getProgramContext()
88 if (g_programContext != NULL)
90 return *g_programContext;
92 return g_defaultContext;
95 void setProgramContext(const ProgramContextInterface *programContext)
97 g_programContext = programContext;