From 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:49:52 +0200 Subject: Adding upstream version 255.4. Signed-off-by: Daniel Baumann --- src/analyze/analyze-compare-versions.c | 52 ++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/analyze/analyze-compare-versions.c (limited to 'src/analyze/analyze-compare-versions.c') diff --git a/src/analyze/analyze-compare-versions.c b/src/analyze/analyze-compare-versions.c new file mode 100644 index 0000000..94cff18 --- /dev/null +++ b/src/analyze/analyze-compare-versions.c @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include + +#include "analyze-compare-versions.h" +#include "compare-operator.h" +#include "macro.h" +#include "string-util.h" +#include "strv.h" + +int verb_compare_versions(int argc, char *argv[], void *userdata) { + const char *v1 = ASSERT_PTR(argv[1]), *v2 = ASSERT_PTR(argv[argc-1]); + int r; + + assert(IN_SET(argc, 3, 4)); + assert(argv); + + /* We only output a warning on invalid version strings (instead of failing), since the comparison + * functions try to handle invalid strings gracefully and it's still interesting to see what the + * comparison result will be. */ + if (!version_is_valid_versionspec(v1)) + log_warning("Version string 1 contains disallowed characters, they will be treated as separators: %s", v1); + if (!version_is_valid_versionspec(v2)) + log_warning("Version string 2 contains disallowed characters, they will be treated as separators: %s", v2); + + if (argc == 3) { + r = strverscmp_improved(v1, v2); + printf("%s %s %s\n", + isempty(v1) ? "''" : v1, + comparison_operator(r), + isempty(v2) ? "''" : v2); + + /* 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]); + CompareOperator operator; + assert(argc == 4); + + operator = parse_compare_operator(&op, COMPARE_ALLOW_TEXTUAL); + if (operator < 0 || !isempty(op)) + return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Unknown operator \"%s\".", op); + + r = version_or_fnmatch_compare(operator, v1, v2); + if (r < 0) + return log_error_errno(r, "Failed to compare versions: %m"); + + return r ? EXIT_SUCCESS : EXIT_FAILURE; + } +} -- cgit v1.2.3