/** Description \file edsp.h {{{
######################################################################
Set of methods to help writing and reading everything needed for EDSP
- with the noteable exception of reading a scenario for conversion into
+ with the notable exception of reading a scenario for conversion into
a Cache as this is handled by edsp interface for listparser and friends
##################################################################### */
/*}}}*/
#ifndef PKGLIB_EDSP_H
#define PKGLIB_EDSP_H
-#include <apt-pkg/depcache.h>
#include <apt-pkg/cacheset.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/macros.h>
+
+#include <stdio.h>
+#include <list>
#include <string>
-class EDSP /*{{{*/
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/progress.h>
+#endif
+
+class pkgDepCache;
+class OpProgress;
+
+namespace EDSP /*{{{*/
{
- // we could use pkgCache::DepType and ::Priority, but these would be localized strings…
- static const char * const PrioMap[];
- static const char * const DepMap[];
-
- bool static ReadLine(int const input, std::string &line);
- bool static StringToBool(char const *answer, bool const defValue);
-
- void static WriteScenarioVersion(pkgDepCache &Cache, FILE* output,
- pkgCache::PkgIterator const &Pkg,
- pkgCache::VerIterator const &Ver);
- void static WriteScenarioDependency(pkgDepCache &Cache, FILE* output,
- pkgCache::PkgIterator const &Pkg,
- pkgCache::VerIterator const &Ver);
- void static WriteScenarioLimitedDependency(pkgDepCache &Cache, FILE* output,
- pkgCache::PkgIterator const &Pkg,
- pkgCache::VerIterator const &Ver,
- APT::PackageSet const &pkgset);
-public:
/** \brief creates the EDSP request stanza
*
* In the EDSP protocol the first thing send to the resolver is a stanza
* \param upgrade is true if it is an request like apt-get upgrade
* \param distUpgrade is true if it is a request like apt-get dist-upgrade
* \param autoRemove is true if removal of unneeded packages should be performed
+ * \param Progress is an instance to report progress to
*
* \return true if request was composed successfully, otherwise false
*/
- bool static WriteRequest(pkgDepCache &Cache, FILE* output,
+ bool WriteRequest(pkgDepCache &Cache, FILE* output,
bool const upgrade = false,
bool const distUpgrade = false,
- bool const autoRemove = false);
+ bool const autoRemove = false,
+ OpProgress *Progress = NULL);
/** \brief creates the scenario representing the package universe
*
*
* \param Cache is the known package universe
* \param output is written to this "file"
+ * \param Progress is an instance to report progress to
*
* \return true if universe was composed successfully, otherwise false
*/
- bool static WriteScenario(pkgDepCache &Cache, FILE* output);
+ bool WriteScenario(pkgDepCache &Cache, FILE* output, OpProgress *Progress = NULL);
/** \brief creates a limited scenario representing the package universe
*
* \param Cache is the known package universe
* \param output is written to this "file"
* \param pkgset is a set of packages the universe should be limited to
+ * \param Progress is an instance to report progress to
*
* \return true if universe was composed successfully, otherwise false
*/
- bool static WriteLimitedScenario(pkgDepCache &Cache, FILE* output,
- APT::PackageSet const &pkgset);
+ bool WriteLimitedScenario(pkgDepCache &Cache, FILE* output,
+ APT::PackageSet const &pkgset,
+ OpProgress *Progress = NULL);
/** \brief waits and acts on the information returned from the solver
*
*
* \param input file descriptor with the response from the solver
* \param Cache the solution should be applied on if any
+ * \param Progress is an instance to report progress to
*
* \return true if a solution is found and applied correctly, otherwise false
*/
- bool static ReadResponse(int const input, pkgDepCache &Cache);
+ bool ReadResponse(int const input, pkgDepCache &Cache, OpProgress *Progress = NULL);
/** \brief search and read the request stanza for action later
*
*
* \return true if the request could be found and worked on, otherwise false
*/
- bool static ReadRequest(int const input, std::list<std::string> &install,
+ bool ReadRequest(int const input, std::list<std::string> &install,
std::list<std::string> &remove, bool &upgrade,
bool &distUpgrade, bool &autoRemove);
*
* \return false if the request couldn't be applied, true otherwise
*/
- bool static ApplyRequest(std::list<std::string> const &install,
+ bool ApplyRequest(std::list<std::string> const &install,
std::list<std::string> const &remove,
pkgDepCache &Cache);
*
* \return true if solution could be written, otherwise false
*/
- bool static WriteSolution(pkgDepCache &Cache, FILE* output);
+ bool WriteSolution(pkgDepCache &Cache, FILE* output);
/** \brief sends a progress report
*
* \param message the solver wants the user to see
* \param output the front-end listens for progress report
*/
- bool static WriteProgress(unsigned short const percent, const char* const message, FILE* output);
+ bool WriteProgress(unsigned short const percent, const char* const message, FILE* output);
/** \brief sends an error report
*
* they were unable to calculate a solution for a given task.
* Obviously they can't send a solution through, so this
* methods deals with formatting an error message correctly
- * so that the front-ends can recieve and display it.
+ * so that the front-ends can receive and display it.
*
* The first line of the message should be a short description
* of the error so it can be used for dialog titles or alike
+ *
+ * \param uuid of this error message
+ * \param message is free form text to describe the error
+ * \param output the front-end listens for error messages
*/
- bool static WriteError(std::string const &message, FILE* output);
+ bool WriteError(char const * const uuid, std::string const &message, FILE* output);
+
/** \brief executes the given solver and returns the pipe ends
*
* \param[out] solver_in will be the stdin of the solver
* \param[out] solver_out will be the stdout of the solver
*
- * \return true if the solver could be started and the pipes
- * are set up correctly, otherwise false and the pipes are invalid
+ * \return PID of the started solver or 0 if failure occurred
*/
- bool static ExecuteSolver(const char* const solver, int *solver_in, int *solver_out);
+ pid_t ExecuteSolver(const char* const solver, int * const solver_in, int * const solver_out, bool /*overload*/);
+ APT_DEPRECATED_MSG("add a dummy bool parameter to use the overload returning a pid_t") bool ExecuteSolver(const char* const solver, int *solver_in, int *solver_out);
/** \brief call an external resolver to handle the request
*
* \param upgrade is true if it is a request like apt-get upgrade
* \param distUpgrade is true if it is a request like apt-get dist-upgrade
* \param autoRemove is true if unneeded packages should be removed
+ * \param Progress is an instance to report progress to
*
* \return true if the solver has successfully solved the problem,
* otherwise false
*/
- bool static ResolveExternal(const char* const solver, pkgDepCache &Cache,
+ bool ResolveExternal(const char* const solver, pkgDepCache &Cache,
bool const upgrade, bool const distUpgrade,
- bool const autoRemove);
-};
+ bool const autoRemove, OpProgress *Progress = NULL);
+}
/*}}}*/
#endif
projects / apt.git / blobdiff