mirror of
https://github.com/NixOS/nix.git
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93 lines
2.1 KiB
C++
93 lines
2.1 KiB
C++
#ifndef __TYPES_H
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#define __TYPES_H
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#include <string>
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#include <list>
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#include <set>
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#include <map>
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#include <boost/format.hpp>
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namespace nix {
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/* Inherit some names from other namespaces for convenience. */
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using std::string;
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using std::list;
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using std::set;
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using std::map;
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using std::vector;
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using boost::format;
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/* BaseError should generally not be caught, as it has Interrupted as
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a subclass. Catch Error instead. */
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class BaseError : public std::exception
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{
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protected:
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string err;
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public:
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BaseError(const format & f);
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~BaseError() throw () { };
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const char * what() const throw () { return err.c_str(); }
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const string & msg() const throw () { return err; }
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BaseError & addPrefix(const format & f);
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};
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#define MakeError(newClass, superClass) \
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class newClass : public superClass \
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{ \
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public: \
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newClass(const format & f) : superClass(f) { }; \
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};
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MakeError(Error, BaseError)
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class SysError : public Error
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{
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public:
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int errNo;
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SysError(const format & f);
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};
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typedef list<string> Strings;
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typedef list<Strings> StringsList;
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typedef set<string> StringSet;
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typedef set<StringSet> SetStringSet;
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/* Paths are just strings. */
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typedef string Path;
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typedef list<Path> Paths;
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typedef set<Path> PathSet;
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//state types
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typedef vector<int> IntVector; //the Strings (list) of StateReferences and this list are connected by position //TODO
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typedef vector<unsigned int> UnsignedIntVector;
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struct RevisionInfo
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{
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string comment;
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unsigned int timestamp;
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};
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typedef map<unsigned int, RevisionInfo> RevisionInfos;
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typedef map<Path, unsigned int> Snapshots; // /nix/state/...../cache -> .... Automatically sorted on Path :)
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typedef map<Path, Snapshots> RevisionClosure;
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typedef map<Path, unsigned int> RevisionClosureTS; //Paht with a timestamp about when the revision was made.
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typedef map<int, Strings> StateReferences;
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typedef enum {
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lvlError,
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lvlInfo,
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lvlTalkative,
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lvlChatty,
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lvlDebug,
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lvlVomit
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} Verbosity;
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}
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#endif /* !__TYPES_H */
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