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// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
/** \file cachefilter.h
Collection of functor classes */
/*}}}*/
// Include Files /*{{{*/
#include <config.h>
#include <apt-pkg/cachefilter.h>
#include <apt-pkg/error.h>
#include <apt-pkg/pkgcache.h>
#include <apt-pkg/strutl.h>
#include <string>
#include <regex.h>
#include <fnmatch.h>
#include <apti18n.h>
/*}}}*/
namespace APT {
namespace CacheFilter {
PackageNameMatchesRegEx::PackageNameMatchesRegEx(std::string const &Pattern) : d(NULL) {/*{{{*/
pattern = new regex_t;
int const Res = regcomp(pattern, Pattern.c_str(), REG_EXTENDED | REG_ICASE | REG_NOSUB);
if (Res == 0)
return;
delete pattern;
pattern = NULL;
char Error[300];
regerror(Res, pattern, Error, sizeof(Error));
_error->Error(_("Regex compilation error - %s"), Error);
}
/*}}}*/
bool PackageNameMatchesRegEx::operator() (pkgCache::PkgIterator const &Pkg) {/*{{{*/
if (unlikely(pattern == NULL))
return false;
else
return regexec(pattern, Pkg.Name(), 0, 0, 0) == 0;
}
/*}}}*/
bool PackageNameMatchesRegEx::operator() (pkgCache::GrpIterator const &Grp) {/*{{{*/
if (unlikely(pattern == NULL))
return false;
else
return regexec(pattern, Grp.Name(), 0, 0, 0) == 0;
}
/*}}}*/
PackageNameMatchesRegEx::~PackageNameMatchesRegEx() { /*{{{*/
if (pattern == NULL)
return;
regfree(pattern);
delete pattern;
}
/*}}}*/
// CompleteArch to <kernel>-<cpu> tuple /*{{{*/
//----------------------------------------------------------------------
/* The complete architecture, consisting of <kernel>-<cpu>. */
static std::string CompleteArch(std::string const &arch) {
if (arch.find('-') != std::string::npos) {
// ensure that only -any- is replaced and not something like company-
std::string complete = std::string("-").append(arch).append("-");
complete = SubstVar(complete, "-any-", "-*-");
complete = complete.substr(1, complete.size()-2);
return complete;
}
else if (arch == "any") return "*-*";
else return "linux-" + arch;
}
/*}}}*/
PackageArchitectureMatchesSpecification::PackageArchitectureMatchesSpecification(std::string const &pattern, bool const isPattern) :/*{{{*/
literal(pattern), complete(CompleteArch(pattern)), isPattern(isPattern), d(NULL) {
}
/*}}}*/
bool PackageArchitectureMatchesSpecification::operator() (char const * const &arch) {/*{{{*/
if (strcmp(literal.c_str(), arch) == 0 ||
strcmp(complete.c_str(), arch) == 0)
return true;
std::string const pkgarch = CompleteArch(arch);
if (isPattern == true)
return fnmatch(complete.c_str(), pkgarch.c_str(), 0) == 0;
return fnmatch(pkgarch.c_str(), complete.c_str(), 0) == 0;
}
/*}}}*/
bool PackageArchitectureMatchesSpecification::operator() (pkgCache::PkgIterator const &Pkg) {/*{{{*/
return (*this)(Pkg.Arch());
}
/*}}}*/
bool PackageArchitectureMatchesSpecification::operator() (pkgCache::VerIterator const &Ver) {/*{{{*/
return (*this)(Ver.ParentPkg());
}
/*}}}*/
PackageArchitectureMatchesSpecification::~PackageArchitectureMatchesSpecification() { /*{{{*/
}
/*}}}*/
}
}