forked from lix-project/lix
56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
#pragma once
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#include "util.hh"
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#include <signal.h>
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/* These are not implemented here, but must be implemented by a
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program linking against libmain. */
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/* Main program. Called by main() after the ATerm library has been
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initialised and some default arguments have been processed (and
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removed from `args'). main() will catch all exceptions. */
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void run(nix::Strings args);
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/* Should print a help message to stdout and return. */
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void printHelp();
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extern std::string programId;
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namespace nix {
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MakeError(UsageError, nix::Error);
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class StoreAPI;
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/* Ugh. No better place to put this. */
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Path makeRootName(const Path & gcRoot, int & counter);
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void printGCWarning();
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void printMissing(StoreAPI & store, const PathSet & paths);
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template<class N> N getIntArg(const string & opt,
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Strings::iterator & i, const Strings::iterator & end)
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{
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++i;
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if (i == end) throw UsageError(format("`%1%' requires an argument") % opt);
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N n;
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if (!string2Int(*i, n))
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throw UsageError(format("`%1%' requires an integer argument") % opt);
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return n;
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}
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/* Whether we're running setuid. */
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extern bool setuidMode;
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extern volatile ::sig_atomic_t blockInt;
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/* Exit code of the program. */
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extern int exitCode;
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extern char * * argvSaved;
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}
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