#pragma once

#include "config.h"

#include <string>
#include <list>
#include <set>

#include <boost/format.hpp>

/* Before 4.7, gcc's std::exception uses empty throw() specifiers for
 * its (virtual) destructor and what() in c++11 mode, in violation of spec
 */
#ifdef __GNUC__
#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
#define EXCEPTION_NEEDS_THROW_SPEC
#endif
#endif


namespace nix {


/* Inherit some names from other namespaces for convenience. */
using std::string;
using std::list;
using std::set;
using std::vector;
using boost::format;


struct FormatOrString
{
    string s;
    FormatOrString(const string & s) : s(s) { };
    FormatOrString(const format & f) : s(f.str()) { };
    FormatOrString(const char * s) : s(s) { };
};


/* BaseError should generally not be caught, as it has Interrupted as
   a subclass. Catch Error instead. */
class BaseError : public std::exception
{
protected:
    string prefix_; // used for location traces etc.
    string err;
public:
    unsigned int status; // exit status
    BaseError(const FormatOrString & fs, unsigned int status = 1);
#ifdef EXCEPTION_NEEDS_THROW_SPEC
    ~BaseError() throw () { };
    const char * what() const throw () { return err.c_str(); }
#else
    const char * what() const noexcept { return err.c_str(); }
#endif
    const string & msg() const { return err; }
    const string & prefix() const { return prefix_; }
    BaseError & addPrefix(const FormatOrString & fs);
};

#define MakeError(newClass, superClass) \
    class newClass : public superClass                  \
    {                                                   \
    public:                                             \
        newClass(const FormatOrString & fs, unsigned int status = 1) : superClass(fs, status) { }; \
    };

MakeError(Error, BaseError)

class SysError : public Error
{
public:
    int errNo;
    SysError(const FormatOrString & fs);
};


typedef list<string> Strings;
typedef set<string> StringSet;


/* Paths are just strings. */
typedef string Path;
typedef list<Path> Paths;
typedef set<Path> PathSet;


typedef enum {
    lvlError = 0,
    lvlInfo,
    lvlTalkative,
    lvlChatty,
    lvlDebug,
    lvlVomit
} Verbosity;


}
749a1273ccd2556acd4d24388956d6962a723'>build-aux</a>/<a href='/guix/log/build-aux/update-NEWS.scm?id=ad7749a1273ccd2556acd4d24388956d6962a723'>update-NEWS.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/build-aux/update-NEWS.scm?id=ad7749a1273ccd2556acd4d24388956d6962a723&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<a href='/guix/commit/tests/guix-pack.sh?id=72dc64f8f720268930eed448abfc15d2a0eca3cf'>store-copy: Canonicalize the mtime and permissions of the store copy.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-06 23:21:23 +0100'>2018-11-06</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=b27ef1d46cfdc3c994b106241f99cd7142083d13'>pack: Import (guix store database) only when '--localstatedir' is passed.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-10-19 18:28:57 +0200'>2018-10-19</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=19c924af4f3726688ca155a905ebf1cb9acdfca2'>tests: Run 'guix pack' tests using the external store.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-07-05 21:35:55 +0200'>2018-07-05</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=ee75e80c05127020188b93d402d1d70b102eaacf'>tests: Skip 'guix-pack.sh'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-19 00:14:51 +0200'>2018-05-19</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=ce9e684b8395fdd0c8217a2e4a1d2776f8ff5ea4'>tests: Skip 'tests/guix-pack.sh' when networking is missing.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-10 14:53:57 +0200'>2018-05-10</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=47a60325ca650e8fc1a291c8655b4297f4de8deb'>pack: Add '--relocatable'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-07 14:04:19 +0200'>2018-05-07</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=d26727a143fab0dded1dbc848899270dbacd5dad'>pack: Fix handling of '-e'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-07 10:46:07 +0200'>2018-05-07</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=aad16cc1965ab3488449c262455eb29b15c77e95'>pack: Honor package transformation options.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-07 10:41:33 +0200'>2018-05-07</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=df6f86a0cb652172329597701683cfa837ddced2'>pack: Adjust test to cope with GC'd profiles.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-24 03:04:07 +0100'>2018-03-24</span></td><td><a href='/guix/commit/tests/guix-pack.sh?id=272c07096251ea3dae237fd016fc5d66fe25e147'>tests: Add tests for "guix pack".</a><span class='msg-avail'>...</span></td><td>Chris Marusich</td></tr>