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-rw-r--r--src/analyze/analyze-timestamp.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/analyze/analyze-timestamp.c b/src/analyze/analyze-timestamp.c
new file mode 100644
index 0000000..97de438
--- /dev/null
+++ b/src/analyze/analyze-timestamp.c
@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "analyze.h"
+#include "analyze-timestamp.h"
+#include "format-table.h"
+#include "terminal-util.h"
+
+static int test_timestamp_one(const char *p) {
+ _cleanup_(table_unrefp) Table *table = NULL;
+ TableCell *cell;
+ usec_t usec;
+ int r;
+
+ r = parse_timestamp(p, &usec);
+ if (r < 0) {
+ log_error_errno(r, "Failed to parse \"%s\": %m", p);
+ time_parsing_hint(p, /* calendar= */ true, /* timestamp= */ false, /* timespan= */ true);
+ return r;
+ }
+
+ 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;
+
+ r = table_add_many(table,
+ TABLE_FIELD, "Original form",
+ TABLE_STRING, p,
+ TABLE_FIELD, "Normalized form",
+ TABLE_TIMESTAMP, usec,
+ 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, usec);
+ if (r < 0)
+ return table_log_add_error(r);
+ }
+
+ r = table_add_cell(table, NULL, TABLE_FIELD, "UNIX seconds");
+ if (r < 0)
+ return table_log_add_error(r);
+
+ if (usec % USEC_PER_SEC == 0)
+ r = table_add_cell_stringf(table, NULL, "@%"PRI_USEC,
+ usec / USEC_PER_SEC);
+ else
+ r = table_add_cell_stringf(table, NULL, "@%"PRI_USEC".%06"PRI_USEC"",
+ usec / USEC_PER_SEC,
+ usec % USEC_PER_SEC);
+ if (r < 0)
+ return r;
+
+ r = table_add_many(table,
+ TABLE_FIELD, "From now",
+ TABLE_TIMESTAMP_RELATIVE, usec);
+ if (r < 0)
+ return table_log_add_error(r);
+
+ return table_print(table, NULL);
+}
+
+int verb_timestamp(int argc, char *argv[], void *userdata) {
+ int r = 0;
+
+ STRV_FOREACH(p, strv_skip(argv, 1)) {
+ int k;
+
+ k = test_timestamp_one(*p);
+ if (r == 0 && k < 0)
+ r = k;
+
+ if (p[1])
+ putchar('\n');
+ }
+
+ return r;
+}