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31 .\" @(#)realpath.3 8.2 (Berkeley) 2/16/94
39 .Nd returns the canonicalized absolute pathname
46 .Fn realpath "const char *pathname" "char *resolved_path"
50 function resolves all symbolic links, extra
52 characters and references to
58 and copies the resulting absolute pathname into
59 the memory pointed to by
65 point to a buffer capable of storing at least
72 function will resolve both absolute and relative paths
73 and return the absolute pathname corresponding to
75 All but the last component of
86 If the function was supplied
90 and operation did not cause errors, the returned value is
91 a null-terminated string in a buffer allocated by a call to
101 the array that it points to contains the pathname which caused the problem.
105 may fail and set the external variable
107 for any of the errors specified for the library functions
113 This implementation of
115 differs slightly from the Solaris implementation.
118 version always returns absolute pathnames,
119 whereas the Solaris implementation will,
120 under certain circumstances, return a relative
122 when given a relative
134 function first appeared in