Create utils.c/.h in libcommon
[lttng-tools.git] / src / bin / lttng / utils.c
index 8ae984836595d1271b0a38a8809e2e5f5e0d88b9..b7f5170aad76bf66518e2f8aefb54b622e31441a 100644 (file)
 #include "conf.h"
 #include "utils.h"
 
-/*
- * Return the realpath(3) of the path even if the last directory token does not
- * exist. For example, with /tmp/test1/test2, if test2/ does not exist but the
- * /tmp/test1 does, the real path is returned. In normal time, realpath(3)
- * fails if the end point directory does not exist.
- */
-char *expand_full_path(const char *path)
-{
-       const char *end_path = path;
-       char *next, *cut_path, *expanded_path;
-
-       /* Find last token delimited by '/' */
-       while ((next = strpbrk(end_path + 1, "/"))) {
-               end_path = next;
-       }
-
-       /* Cut last token from original path */
-       cut_path = strndup(path, end_path - path);
-
-       expanded_path = malloc(PATH_MAX);
-       if (expanded_path == NULL) {
-               goto error;
-       }
-
-       expanded_path = realpath((char *)cut_path, expanded_path);
-       if (expanded_path == NULL) {
-               switch (errno) {
-               case ENOENT:
-                       ERR("%s: No such file or directory", cut_path);
-                       break;
-               default:
-                       perror("realpath");
-                       break;
-               }
-               goto error;
-       }
-
-       /* Add end part to expanded path */
-       strcat(expanded_path, end_path);
-
-       free(cut_path);
-       return expanded_path;
-
-error:
-       free(cut_path);
-       return NULL;
-}
-
 /*
  *  get_session_name
  *
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