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36 .Nd returns the canonicalized absolute pathname
42 .Fn realpath "const char * restrict pathname" "char * restrict resolved_path"
46 function resolves all symbolic links, extra
48 characters and references to
54 and copies the resulting absolute pathname into
55 the memory pointed to by
61 point to a buffer capable of storing at least
68 function will resolve both absolute and relative paths
69 and return the absolute pathname corresponding to
75 is called, and all but the last component must name either directories or
76 symlinks pointing to the directories.
83 If the function was supplied
87 and operation did not cause errors, the returned value is
88 a null-terminated string in a buffer allocated by a call to
98 the array that it points to contains the pathname which caused the problem.
102 may fail and set the external variable
104 for any of the errors specified for the library functions
114 .\" function conforms to
115 .\" .St -p1003.1-2001 .
119 function first appeared in
122 This implementation of
124 differs slightly from the Solaris implementation.
127 version always returns absolute pathnames,
128 whereas the Solaris implementation will,
129 under certain circumstances, return a relative
131 when given a relative