[pacman-dev] [PATCH] remove_addtarget rework (in front-end)

Dan McGee dpmcgee at gmail.com
Mon Jul 7 22:21:51 EDT 2008


On Sat, Jul 5, 2008 at 3:49 PM, Nagy Gabor <ngaba at bibl.u-szeged.hu> wrote:
> >From efb3f3e401a2d57480ff205bfb0ede11a920091b Mon Sep 17 00:00:00 2001
> From: Nagy Gabor <ngaba at bibl.u-szeged.hu>
> Date: Sat, 5 Jul 2008 22:30:14 +0200
> Subject: [PATCH] remove_addtarget rework (in front-end)
>
> Now "pacman -R foo" first searches for literal, and then for group.
> This is faster in most cases, see: http://www.archlinux.org/pipermail/pacman-dev/2008-July/012311.html
>
> "-R group" implementation was broken, since alpm_grp_get_pkgs returns with an pmpkg_t list, not a string list.
Perhaps we need a group removal pactest?

Please wrap at 76 chars as Xavier alluded to in the other thread
regarding commit messages- I fixed the rest of yours but since this
will need resubmitting you should be able to fix it here. Wrapping at
76 makes git-log in the terminal a lot cleaner and easier to follow.

>
> Signed-off-by: Nagy Gabor <ngaba at bibl.u-szeged.hu>
> ---
>  src/pacman/remove.c |   94 +++++++++++++++++++++++++-------------------------
>  1 files changed, 47 insertions(+), 47 deletions(-)
>
> diff --git a/src/pacman/remove.c b/src/pacman/remove.c
> index 4fe9bc8..784c998 100644
> --- a/src/pacman/remove.c
> +++ b/src/pacman/remove.c
> @@ -42,58 +42,62 @@ extern pmdb_t *db_local;
>  */
>  int pacman_remove(alpm_list_t *targets)
>  {
> -       alpm_list_t *i, *data = NULL, *finaltargs = NULL;
>        int retval = 0;
> +       alpm_list_t *i, *data = NULL;
>
>        if(targets == NULL) {
>                pm_printf(PM_LOG_ERROR, _("no targets specified (use -h for help)\n"));
>                return(1);
>        }
>
> -       /* If the target is a group, ask if its packages should be removed
> -        * (the library can't remove groups for now)
> -        */
> -       for(i = targets; i; i = alpm_list_next(i)) {
> -               pmgrp_t *grp = alpm_db_readgrp(db_local, alpm_list_getdata(i));
> -               if(grp) {
> -                       int all;
> -                       const alpm_list_t *p, *pkgnames = alpm_grp_get_pkgs(grp);
> -
> -                       printf(_(":: group %s:\n"), alpm_grp_get_name(grp));
> -                       list_display("   ", pkgnames);
> -                       all = yesno(1, _("    Remove whole content?"));
> -
> -                       for(p = pkgnames; p; p = alpm_list_next(p)) {
> -                               char *pkg = alpm_list_getdata(p);
> -                               if(all || yesno(1, _(":: Remove %s from group %s?"), pkg, (char *)alpm_list_getdata(i))) {
> -                                       finaltargs = alpm_list_add(finaltargs, strdup(pkg));
> -                               }
> -                       }
> -               } else {
> -                       /* not a group, so add it to the final targets */
> -                       finaltargs = alpm_list_add(finaltargs, strdup(alpm_list_getdata(i)));
> -               }
> -       }
> -
> -       /* Step 1: create a new transaction */
> +       /* Step 0: create a new transaction */
>        if(trans_init(PM_TRANS_TYPE_REMOVE, config->flags) == -1) {
> -               FREELIST(finaltargs);
>                return(1);
>        }
>
> -       /* add targets to the created transaction */
> -       printf(_("loading package data...\n"));
> -       for(i = finaltargs; i; i = alpm_list_next(i)) {
> +       /* Step 1: add targets to the created transaction */
> +       for(i = targets; i; i = alpm_list_next(i)) {
>                char *targ = alpm_list_getdata(i);
>                if(alpm_trans_addtarget(targ) == -1) {
> -                       pm_fprintf(stderr, PM_LOG_ERROR, "'%s': %s\n",
> -                                       targ, alpm_strerrorlast());
> -                       trans_release();
> -                       FREELIST(finaltargs);
> -                       return(1);
> +                       if(pm_errno == PM_ERR_PKG_NOT_FOUND) {
> +                               printf(_("%s not found, searching for group...\n"), targ);
Please use pm_printf with an applicable level- INFO perhaps?
> +                               pmgrp_t *grp = alpm_db_readgrp(db_local, targ);
> +                               if(grp == NULL) {
> +                                       pm_fprintf(stderr, PM_LOG_ERROR, _("'%s': not found in local db\n"), targ);
> +                                       retval = 1;
> +                                       goto cleanup;
> +                               } else {
> +                                       alpm_list_t *p, *pkgnames = NULL;
> +                                       /* convert packages to package names */
> +                                       for(p = alpm_grp_get_pkgs(grp); p; p = alpm_list_next(p)) {
> +                                               pmpkg_t *pkg = alpm_list_getdata(p);
> +                                               pkgnames = alpm_list_add(pkgnames, (void *)alpm_pkg_get_name(pkg));
> +                                       }
> +                                       printf(_(":: group %s:\n"), targ);
> +                                       list_display("   ", pkgnames);
> +                                       int all = yesno(1, _("    Remove whole content?"));
> +                                       for(p = pkgnames; p; p = alpm_list_next(p)) {
> +                                               char *pkgn = alpm_list_getdata(p);
> +                                               if(all || yesno(1, _(":: Remove %s from group %s?"), pkgn, targ)) {
> +                                                       if(alpm_trans_addtarget(pkgn) == -1) {
> +                                                               pm_fprintf(stderr, PM_LOG_ERROR, "'%s': %s\n", targ,
> +                                                                          alpm_strerrorlast());
> +                                                               retval = 1;
> +                                                               alpm_list_free(pkgnames);
> +                                                               goto cleanup;
> +                                                       }
> +                                               }
> +                                       }
> +                                       alpm_list_free(pkgnames);
> +                               }
> +                       } else {
> +                               pm_fprintf(stderr, PM_LOG_ERROR, "'%s': %s\n", targ, alpm_strerrorlast());
> +                               retval = 1;
> +                               goto cleanup;
> +                       }
>                }
>        }
> -
> +
>        /* Step 2: prepare the transaction based on its type, targets and flags */
>        if(alpm_trans_prepare(&data) == -1) {
>                pm_fprintf(stderr, PM_LOG_ERROR, _("failed to prepare transaction (%s)\n"),
> @@ -113,9 +117,8 @@ int pacman_remove(alpm_list_t *targets)
>                        default:
>                                break;
>                }
> -               trans_release();
> -               FREELIST(finaltargs);
> -               return(1);
> +               retval = 1;
> +               goto cleanup;
>        }
>
>        /* Warn user in case of dangerous operation */
> @@ -133,9 +136,8 @@ int pacman_remove(alpm_list_t *targets)
>                FREELIST(lst);
>                /* get confirmation */
>                if(yesno(1, _("\nDo you want to remove these packages?")) == 0) {
> -                       trans_release();
> -                       FREELIST(finaltargs);
> -                       return(1);
> +                       retval = 1;
> +                       goto cleanup;
>                }
>                printf("\n");
>        }
> @@ -144,16 +146,14 @@ int pacman_remove(alpm_list_t *targets)
>        if(alpm_trans_commit(NULL) == -1) {
>                pm_fprintf(stderr, PM_LOG_ERROR, _("failed to commit transaction (%s)\n"),
>                        alpm_strerrorlast());
> -               trans_release();
> -               FREELIST(finaltargs);
> -               return(1);
> +               retval = 1;
>        }
>
>        /* Step 4: release transaction resources */
> +cleanup:
>        if(trans_release() == -1) {
>                retval = 1;
>        }
> -       FREELIST(finaltargs);
>        return(retval);
>  }
>
> --
> 1.5.6.1
>
>
>
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