From 2cb7e0aaedad73b076ea18c6900b0e86c5760d79 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 15:00:47 +0200
Subject: Adding upstream version 247.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/test-chase-symlinks.c | 115 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 src/test/test-chase-symlinks.c

(limited to 'src/test/test-chase-symlinks.c')

diff --git a/src/test/test-chase-symlinks.c b/src/test/test-chase-symlinks.c
new file mode 100644
index 0000000..d9b9b62
--- /dev/null
+++ b/src/test/test-chase-symlinks.c
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#include <getopt.h>
+
+#include "fd-util.h"
+#include "fs-util.h"
+#include "log.h"
+#include "main-func.h"
+
+static char *arg_root = NULL;
+static int arg_flags = 0;
+static bool arg_open = false;
+
+static int parse_argv(int argc, char *argv[]) {
+        enum {
+                ARG_ROOT = 0x1000,
+                ARG_OPEN,
+        };
+
+        static const struct option options[] = {
+                { "help",                no_argument,       NULL, 'h'                     },
+                { "root",                required_argument, NULL, ARG_ROOT                },
+                { "open",                no_argument,       NULL, ARG_OPEN                },
+
+                { "prefix-root",         no_argument,       NULL, CHASE_PREFIX_ROOT       },
+                { "nonexistent",         no_argument,       NULL, CHASE_NONEXISTENT       },
+                { "no_autofs",           no_argument,       NULL, CHASE_NO_AUTOFS         },
+                { "safe",                no_argument,       NULL, CHASE_SAFE              },
+                { "trail-slash",         no_argument,       NULL, CHASE_TRAIL_SLASH       },
+                { "step",                no_argument,       NULL, CHASE_STEP              },
+                { "nofollow",            no_argument,       NULL, CHASE_NOFOLLOW          },
+                { "warn",                no_argument,       NULL, CHASE_WARN              },
+                {}
+        };
+
+        int c;
+
+        assert(argc >= 0);
+        assert(argv);
+
+        while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
+                switch (c) {
+
+                case 'h':
+                        printf("Syntax:\n"
+                               "  %s [OPTION...] path...\n"
+                               "Options:\n"
+                               , argv[0]);
+                        for (size_t i = 0; i < ELEMENTSOF(options) - 1; i++)
+                                printf("  --%s\n", options[i].name);
+                        return 0;
+
+                case ARG_ROOT:
+                        arg_root = optarg;
+                        break;
+
+                case ARG_OPEN:
+                        arg_open = true;
+                        break;
+
+                case CHASE_PREFIX_ROOT:
+                case CHASE_NONEXISTENT:
+                case CHASE_NO_AUTOFS:
+                case CHASE_SAFE:
+                case CHASE_TRAIL_SLASH:
+                case CHASE_STEP:
+                case CHASE_NOFOLLOW:
+                case CHASE_WARN:
+                        arg_flags |= c;
+                        break;
+
+                case '?':
+                        return -EINVAL;
+
+                default:
+                        assert_not_reached("Unhandled option");
+                }
+
+        if (optind == argc)
+                return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "At least one argument is required.");
+
+        return 1;
+}
+
+static int run(int argc, char **argv) {
+        int r;
+
+        log_setup_cli();
+
+        r = parse_argv(argc, argv);
+        if (r <= 0)
+                return r;
+
+        for (int i = optind; i < argc; i++) {
+                _cleanup_free_ char *p = NULL;
+                _cleanup_close_ int fd = -1;
+
+                printf("%s ", argv[i]);
+                fflush(stdout);
+
+                r = chase_symlinks(argv[i], arg_root, arg_flags, &p, arg_open ? &fd : NULL);
+                if (r < 0)
+                        log_error_errno(r, "failed: %m");
+                else {
+                        log_info("→ %s", p);
+                        if (arg_open)
+                                assert(fd >= 0);
+                        else
+                                assert(fd == -1);
+                }
+        }
+
+        return 0;
+}
+
+DEFINE_MAIN_FUNCTION(run);
-- 
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