| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include "analyze.h" |
| #include "analyze-calendar.h" |
| #include "calendarspec.h" |
| #include "format-table.h" |
| #include "terminal-util.h" |
| |
| static int test_calendar_one(usec_t n, const char *p) { |
| _cleanup_(calendar_spec_freep) CalendarSpec *spec = NULL; |
| _cleanup_(table_unrefp) Table *table = NULL; |
| _cleanup_free_ char *t = NULL; |
| TableCell *cell; |
| int r; |
| |
| r = calendar_spec_from_string(p, &spec); |
| if (r < 0) { |
| log_error_errno(r, "Failed to parse calendar specification '%s': %m", p); |
| time_parsing_hint(p, /* calendar= */ false, /* timestamp= */ true, /* timespan= */ true); |
| return r; |
| } |
| |
| r = calendar_spec_to_string(spec, &t); |
| if (r < 0) |
| return log_error_errno(r, "Failed to format calendar specification '%s': %m", p); |
| |
| table = table_new_vertical(); |
| if (!table) |
| return log_oom(); |
| |
| assert_se(cell = table_get_cell(table, 0, 0)); |
| r = table_set_ellipsize_percent(table, cell, 100); |
| if (r < 0) |
| return r; |
| |
| assert_se(cell = table_get_cell(table, 0, 1)); |
| r = table_set_ellipsize_percent(table, cell, 100); |
| if (r < 0) |
| return r; |
| |
| if (!streq(t, p)) { |
| r = table_add_many(table, |
| TABLE_FIELD, "Original form", |
| TABLE_STRING, p); |
| if (r < 0) |
| return table_log_add_error(r); |
| } |
| |
| r = table_add_many(table, |
| TABLE_FIELD, "Normalized form", |
| TABLE_STRING, t); |
| if (r < 0) |
| return table_log_add_error(r); |
| |
| for (unsigned i = 0; i < arg_iterations; i++) { |
| usec_t next; |
| |
| r = calendar_spec_next_usec(spec, n, &next); |
| if (r == -ENOENT) { |
| if (i == 0) { |
| r = table_add_many(table, |
| TABLE_FIELD, "Next elapse", |
| TABLE_STRING, "never", |
| TABLE_SET_COLOR, ansi_highlight_yellow()); |
| if (r < 0) |
| return table_log_add_error(r); |
| } |
| break; |
| } |
| if (r < 0) |
| return log_error_errno(r, "Failed to determine next elapse for '%s': %m", p); |
| |
| if (i == 0) { |
| r = table_add_many(table, |
| TABLE_FIELD, "Next elapse", |
| TABLE_TIMESTAMP, next, |
| TABLE_SET_COLOR, ansi_highlight_blue()); |
| if (r < 0) |
| return table_log_add_error(r); |
| } else { |
| int k = DECIMAL_STR_WIDTH(i + 1); |
| |
| if (k < 8) |
| k = 8 - k; |
| else |
| k = 0; |
| |
| r = table_add_cell_stringf_full(table, NULL, TABLE_FIELD, "Iteration #%u", i+1); |
| if (r < 0) |
| return table_log_add_error(r); |
| |
| r = table_add_many(table, |
| TABLE_TIMESTAMP, next, |
| TABLE_SET_COLOR, ansi_highlight_blue()); |
| if (r < 0) |
| return table_log_add_error(r); |
| } |
| |
| if (!in_utc_timezone()) { |
| r = table_add_many(table, |
| TABLE_FIELD, "(in UTC)", |
| TABLE_TIMESTAMP_UTC, next); |
| if (r < 0) |
| return table_log_add_error(r); |
| } |
| |
| r = table_add_many(table, |
| TABLE_FIELD, "From now", |
| TABLE_TIMESTAMP_RELATIVE, next); |
| if (r < 0) |
| return table_log_add_error(r); |
| |
| n = next; |
| } |
| |
| return table_print(table, NULL); |
| } |
| |
| int verb_calendar(int argc, char *argv[], void *userdata) { |
| int r = 0; |
| usec_t n; |
| |
| if (arg_base_time != USEC_INFINITY) |
| n = arg_base_time; |
| else |
| n = now(CLOCK_REALTIME); /* We want to use the same "base" for all expressions */ |
| |
| STRV_FOREACH(p, strv_skip(argv, 1)) { |
| int k; |
| |
| k = test_calendar_one(n, *p); |
| if (r == 0 && k < 0) |
| r = k; |
| |
| if (p[1]) |
| putchar('\n'); |
| } |
| |
| return r; |
| } |