1 files changed, 56 insertions, 0 deletions
diff --git a/src/analyze/analyze-exit-status.c b/src/analyze/analyze-exit-status.c
new file mode 100644
index 0000000..3a8d3f4
--- /dev/null
+++ b/src/analyze/analyze-exit-status.c
@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "analyze.h"
+#include "analyze-exit-status.h"
+#include "exit-status.h"
+#include "format-table.h"
+
+int verb_exit_status(int argc, char *argv[], void *userdata) {
+        _cleanup_(table_unrefp) Table *table = NULL;
+        int r;
+
+        table = table_new("name", "status", "class");
+        if (!table)
+                return log_oom();
+
+        r = table_set_align_percent(table, table_get_cell(table, 0, 1), 100);
+        if (r < 0)
+                return log_error_errno(r, "Failed to right-align status: %m");
+
+        if (strv_isempty(strv_skip(argv, 1)))
+                for (size_t i = 0; i < ELEMENTSOF(exit_status_mappings); i++) {
+                        if (!exit_status_mappings[i].name)
+                                continue;
+
+                        r = table_add_many(table,
+                                           TABLE_STRING, exit_status_mappings[i].name,
+                                           TABLE_INT, (int) i,
+                                           TABLE_STRING, exit_status_class(i));
+                        if (r < 0)
+                                return table_log_add_error(r);
+                }
+        else
+                for (int i = 1; i < argc; i++) {
+                        int status;
+
+                        status = exit_status_from_string(argv[i]);
+                        if (status < 0)
+                                return log_error_errno(status, "Invalid exit status \"%s\".", argv[i]);
+
+                        assert(status >= 0 && (size_t) status < ELEMENTSOF(exit_status_mappings));
+                        r = table_add_many(table,
+                                           TABLE_STRING, exit_status_mappings[status].name ?: "-",
+                                           TABLE_INT, status,
+                                           TABLE_STRING, exit_status_class(status) ?: "-");
+                        if (r < 0)
+                                return table_log_add_error(r);
+                }
+
+        pager_open(arg_pager_flags);
+
+        r = table_print(table, NULL);
+        if (r < 0)
+                return r;
+
+        return EXIT_SUCCESS;
+}