X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/28f09b6cf0872f183c3dd6f6737dab1f0a4b6676..d4489d4983d5b9840bb2882a088dd1f363a280b9:/apt-pkg/deb/dpkgpm.h diff --git a/apt-pkg/deb/dpkgpm.h b/apt-pkg/deb/dpkgpm.h index 0b181dc43..9a4478f7c 100644 --- a/apt-pkg/deb/dpkgpm.h +++ b/apt-pkg/deb/dpkgpm.h @@ -10,30 +10,67 @@ #ifndef PKGLIB_DPKGPM_H #define PKGLIB_DPKGPM_H -#ifdef __GNUG__ -#pragma interface "apt-pkg/dpkgpm.h" -#endif - #include #include +#include #include using std::vector; +using std::map; + class pkgDPkgPM : public pkgPackageManager { + private: + + bool stdin_is_dev_null; + + // the buffer we use for the dpkg status-fd reading + char dpkgbuf[1024]; + int dpkgbuf_pos; + FILE *term_out; + FILE *history_out; + string dpkg_error; + + /** \brief record the disappear action and handle accordingly + + dpkg let packages disappear then they have no files any longer and + nothing depends on them. We need to collect this as dpkg as well as + APT doesn't know beforehand that the package will disappear, so the + only possible option is to tell the user afterwards about it. + To enhance the experience we also try to forward the auto-install + flag so the disappear-causer(s) are not autoremoved next time - + for the transfer to happen the disappeared version needs to depend + on the package the flag should be forwarded to and this package + needs to declare a Replaces on the disappeared package. + \param pkgname Name of the package that disappeared + */ + void handleDisappearAction(string const &pkgname); + protected: - // used for progress reporting + // progress reporting struct DpkgState { const char *state; // the dpkg state (e.g. "unpack") const char *str; // the human readable translation of the state }; - + + // the dpkg states that the pkg will run through, the string is + // the package, the vector contains the dpkg states that the package + // will go through + map > PackageOps; + // the dpkg states that are already done; the string is the package + // the int is the state that is already done (e.g. a package that is + // going to be install is already in state "half-installed") + map PackageOpsDone; + // progress reporting + unsigned int PackagesDone; + unsigned int PackagesTotal; + struct Item { - enum Ops {Install, Configure, Remove, Purge} Op; + enum Ops {Install, Configure, Remove, Purge, ConfigurePending, TriggersPending} Op; string File; PkgIterator Pkg; Item(Ops Op,PkgIterator Pkg,string File = "") : Op(Op), @@ -44,9 +81,19 @@ class pkgDPkgPM : public pkgPackageManager vector List; // Helpers - bool RunScripts(const char *Cnf); bool RunScriptsWithPkgs(const char *Cnf); bool SendV2Pkgs(FILE *F); + void WriteHistoryTag(string const &tag, string value); + + // dpkg log + bool OpenLog(); + bool CloseLog(); + + // input processing + void DoStdin(int master); + void DoTerminalPty(int master); + void DoDpkgStatusFd(int statusfd, int OutStatusFd); + void ProcessDpkgStatusLine(int OutStatusFd, char *line); // The Actuall installation implementation virtual bool Install(PkgIterator Pkg,string File);