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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include <stdio.h>
#include "analyze-compare-versions.h"
#include "macro.h"
#include "string-util.h"
#include "strv.h"
int verb_compare_versions(int argc, char *argv[], void *userdata) {
int r;
assert(argc == 3 || argc == 4);
assert(argv);
if (argc == 3) {
r = strverscmp_improved(ASSERT_PTR(argv[1]), ASSERT_PTR(argv[2]));
printf("%s %s %s\n",
argv[1],
r < 0 ? "<" : r > 0 ? ">" : "==",
argv[2]);
/* This matches the exit convention used by rpmdev-vercmp.
* We don't use named values because 11 and 12 don't have names. */
return r < 0 ? 12 : r > 0 ? 11 : 0;
} else {
const char *op = ASSERT_PTR(argv[2]);
r = strverscmp_improved(ASSERT_PTR(argv[1]), ASSERT_PTR(argv[3]));
if (STR_IN_SET(op, "lt", "<"))
return r < 0 ? EXIT_SUCCESS : EXIT_FAILURE;
if (STR_IN_SET(op, "le", "<="))
return r <= 0 ? EXIT_SUCCESS : EXIT_FAILURE;
if (STR_IN_SET(op, "eq", "=="))
return r == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
if (STR_IN_SET(op, "ne", "!="))
return r != 0 ? EXIT_SUCCESS : EXIT_FAILURE;
if (STR_IN_SET(op, "ge", ">="))
return r >= 0 ? EXIT_SUCCESS : EXIT_FAILURE;
if (STR_IN_SET(op, "gt", ">"))
return r > 0 ? EXIT_SUCCESS : EXIT_FAILURE;
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"Unknown operator \"%s\".", op);
}
}
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