/* add columns to the @tb */ static void setup_columns(struct libscols_table *tb) { if (!scols_table_new_column(tb, "NAME", 0, 0)) goto fail; if (!scols_table_new_column(tb, "DATA", 0, 0)) goto fail; return; fail: scols_unref_table(tb); err(EXIT_FAILURE, "failed to create output columns"); }
/* add columns to the @tb */ static void setup_columns(struct libscols_table *tb, int notree) { if (!scols_table_new_column(tb, "MODE", 0.3, 0)) goto fail; if (!scols_table_new_column(tb, "SIZE", 5, SCOLS_FL_RIGHT)) goto fail; if (!scols_table_new_column(tb, "NAME", 0.5, (notree ? 0 : SCOLS_FL_TREE) | SCOLS_FL_NOEXTREMES)) goto fail; return; fail: scols_unref_table(tb); err(EXIT_FAILURE, "failed to create output columns"); }
/* add columns to the @tb */ static void setup_columns(struct libscols_table *tb) { if (!scols_table_new_column(tb, "NAME", 0, SCOLS_FL_TREE)) goto fail; if (!scols_table_new_column(tb, "DESC", 0, 0)) goto fail; if (!scols_table_new_column(tb, "FOO", 0, SCOLS_FL_WRAP)) goto fail; if (!scols_table_new_column(tb, "LIKE", 0, SCOLS_FL_RIGHT)) goto fail; if (!scols_table_new_column(tb, "TEXT", 0, SCOLS_FL_WRAP)) goto fail; return; fail: scols_unref_table(tb); err(EXIT_FAILURE, "faild to create output columns"); }
void list_disklabel(struct fdisk_context *cxt) { struct fdisk_table *tb = NULL; struct fdisk_partition *pa = NULL; struct fdisk_iter *itr = NULL; struct fdisk_label *lb; struct libscols_table *out = NULL; const char *bold = NULL; int *ids = NULL; /* IDs of fdisk_fields */ size_t nids = 0, i; int post = 0; /* print label specific stuff by libfdisk FDISK_ASK_INFO API */ fdisk_list_disklabel(cxt); /* get partitions and generate output */ if (fdisk_get_partitions(cxt, &tb) || fdisk_table_get_nents(tb) <= 0) goto done; ids = init_fields(cxt, NULL, &nids); if (!ids) goto done; itr = fdisk_new_iter(FDISK_ITER_FORWARD); if (!itr) { fdisk_warn(cxt, _("faild to allocate iterator")); goto done; } out = scols_new_table(); if (!out) { fdisk_warn(cxt, _("faild to allocate output table")); goto done; } if (colors_wanted()) { scols_table_enable_colors(out, 1); bold = color_scheme_get_sequence("header", UL_COLOR_BOLD); } lb = fdisk_get_label(cxt, NULL); assert(lb); /* define output table columns */ for (i = 0; i < nids; i++) { int fl = 0; struct libscols_column *co; const struct fdisk_field *field = fdisk_label_get_field(lb, ids[i]); if (!field) continue; if (fdisk_field_is_number(field)) fl |= SCOLS_FL_RIGHT; if (fdisk_field_get_id(field) == FDISK_FIELD_TYPE) fl |= SCOLS_FL_TRUNC; co = scols_table_new_column(out, fdisk_field_get_name(field), fdisk_field_get_width(field), fl); if (!co) goto done; /* set colum header color */ if (bold) scols_cell_set_color(scols_column_get_header(co), bold); } /* fill-in output table */ while (fdisk_table_next_partition(tb, itr, &pa) == 0) { struct libscols_line *ln = scols_table_new_line(out, NULL); if (!ln) { fdisk_warn(cxt, _("faild to allocate output line")); goto done; } for (i = 0; i < nids; i++) { char *data = NULL; if (fdisk_partition_to_string(pa, cxt, ids[i], &data)) continue; scols_line_refer_data(ln, i, data); } } /* print */ if (!scols_table_is_empty(out)) { fputc('\n', stdout); scols_print_table(out); } /* print warnings */ fdisk_reset_iter(itr, FDISK_ITER_FORWARD); while (itr && fdisk_table_next_partition(tb, itr, &pa) == 0) { if (!fdisk_partition_has_start(pa)) continue; if (!fdisk_lba_is_phy_aligned(cxt, fdisk_partition_get_start(pa))) { if (!post) fputc('\n', stdout); fdisk_warnx(cxt, _("Partition %zu does not start on physical sector boundary."), fdisk_partition_get_partno(pa) + 1); post++; } } if (fdisk_table_wrong_order(tb)) { if (!post) fputc('\n', stdout); fdisk_info(cxt, _("Partition table entries are not in disk order.")); } done: scols_unref_table(out); fdisk_unref_table(tb); fdisk_free_iter(itr); }
/* It would be possible to use fdisk_table_to_string(), but we want some * extension to the output format, so let's do it without libfdisk */ static char *table_to_string(struct cfdisk *cf, struct fdisk_table *tb) { const struct fdisk_column *col; struct fdisk_partition *pa; struct fdisk_label *lb; struct fdisk_iter *itr = NULL; struct libscols_table *table = NULL; struct libscols_iter *s_itr = NULL; char *res = NULL; size_t i; int tree = 0; struct libscols_line *ln, *ln_cont = NULL; DBG(FRONTEND, ul_debug("table: convert to string")); assert(cf); assert(cf->cxt); assert(cf->cols); assert(tb); lb = fdisk_context_get_label(cf->cxt, NULL); assert(lb); itr = fdisk_new_iter(FDISK_ITER_FORWARD); if (!itr) goto done; /* get container (e.g. extended partition) */ while (fdisk_table_next_partition(tb, itr, &pa) == 0) { if (fdisk_partition_is_nested(pa)) { DBG(FRONTEND, ul_debug("table: nested detected, using tree")); tree = SCOLS_FL_TREE; break; } } table = scols_new_table(); if (!table) goto done; scols_table_enable_maxout(table, 1); /* headers */ for (i = 0; i < cf->ncols; i++) { col = fdisk_label_get_column(lb, cf->cols[i]); if (col) { int fl = col->scols_flags; if (tree && col->id == FDISK_COL_DEVICE) fl |= SCOLS_FL_TREE; if (!scols_table_new_column(table, col->name, col->width, fl)) goto done; } } /* data */ fdisk_reset_iter(itr, FDISK_ITER_FORWARD); while (fdisk_table_next_partition(tb, itr, &pa) == 0) { struct libscols_line *parent = fdisk_partition_is_nested(pa) ? ln_cont : NULL; ln = scols_table_new_line(table, parent); if (!ln) goto done; for (i = 0; i < cf->ncols; i++) { char *cdata = NULL; col = fdisk_label_get_column(lb, cf->cols[i]); if (!col) continue; if (fdisk_partition_to_string(pa, cf->cxt, col->id, &cdata)) continue; scols_line_refer_data(ln, i, cdata); } if (tree && fdisk_partition_is_container(pa)) ln_cont = ln; scols_line_set_userdata(ln, (void *) pa); fdisk_ref_partition(pa); } if (scols_table_is_empty(table)) goto done; scols_table_reduce_termwidth(table, ARROW_CURSOR_WIDTH); scols_print_table_to_string(table, &res); /* scols_* code might reorder lines, let's reorder @tb according to the * final output (it's no problem because partitions are addressed by * parno stored within struct fdisk_partition) */ /* remove all */ fdisk_reset_iter(itr, FDISK_ITER_FORWARD); while (fdisk_table_next_partition(tb, itr, &pa) == 0) fdisk_table_remove_partition(tb, pa); s_itr = scols_new_iter(SCOLS_ITER_FORWARD); if (!s_itr) goto done; /* add all in the right order (don't forget the output is tree) */ while (scols_table_next_line(table, s_itr, &ln) == 0) { if (scols_line_get_parent(ln)) continue; if (partition_from_scols(tb, ln)) break; } done: scols_unref_table(table); scols_free_iter(s_itr); fdisk_free_iter(itr); return res; }
void list_freespace(struct fdisk_context *cxt) { struct fdisk_table *tb = NULL; struct fdisk_partition *pa = NULL; struct fdisk_iter *itr = NULL; struct libscols_table *out = NULL; const char *bold = NULL; size_t i; uintmax_t sumsize = 0, bytes = 0; char *strsz; static const char *colnames[] = { N_("Start"), N_("End"), N_("Sectors"), N_("Size") }; static const int colids[] = { FDISK_FIELD_START, FDISK_FIELD_END, FDISK_FIELD_SECTORS, FDISK_FIELD_SIZE }; if (fdisk_get_freespaces(cxt, &tb)) goto done; itr = fdisk_new_iter(FDISK_ITER_FORWARD); if (!itr) { fdisk_warn(cxt, _("failed to allocate iterator")); goto done; } out = scols_new_table(); if (!out) { fdisk_warn(cxt, _("failed to allocate output table")); goto done; } if (colors_wanted()) { scols_table_enable_colors(out, 1); bold = color_scheme_get_sequence("header", UL_COLOR_BOLD); } for (i = 0; i < ARRAY_SIZE(colnames); i++) { struct libscols_column *co = scols_table_new_column(out, _(colnames[i]), 5, SCOLS_FL_RIGHT); if (!co) goto done; if (bold) scols_cell_set_color(scols_column_get_header(co), bold); } /* fill-in output table */ while (fdisk_table_next_partition(tb, itr, &pa) == 0) { struct libscols_line *ln = scols_table_new_line(out, NULL); char *data; if (!ln) { fdisk_warn(cxt, _("failed to allocate output line")); goto done; } for (i = 0; i < ARRAY_SIZE(colids); i++) { if (fdisk_partition_to_string(pa, cxt, colids[i], &data)) continue; scols_line_refer_data(ln, i, data); } if (fdisk_partition_has_size(pa)) sumsize += fdisk_partition_get_size(pa); } bytes = sumsize * fdisk_get_sector_size(cxt); strsz = size_to_human_string(SIZE_SUFFIX_SPACE | SIZE_SUFFIX_3LETTER, bytes); color_scheme_enable("header", UL_COLOR_BOLD); fdisk_info(cxt, _("Unpartitioned space %s: %s, %ju bytes, %ju sectors"), fdisk_get_devname(cxt), strsz, bytes, sumsize); color_disable(); free(strsz); fdisk_info(cxt, _("Units: %s of %d * %ld = %ld bytes"), fdisk_get_unit(cxt, FDISK_PLURAL), fdisk_get_units_per_sector(cxt), fdisk_get_sector_size(cxt), fdisk_get_units_per_sector(cxt) * fdisk_get_sector_size(cxt)); fdisk_info(cxt, _("Sector size (logical/physical): %lu bytes / %lu bytes"), fdisk_get_sector_size(cxt), fdisk_get_physector_size(cxt)); /* print */ if (!scols_table_is_empty(out)) { fdisk_info(cxt, ""); /* line break */ scols_print_table(out); } done: scols_unref_table(out); fdisk_unref_table(tb); fdisk_free_iter(itr); }