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-rw-r--r--Doc/libppath.tex22
1 files changed, 6 insertions, 16 deletions
diff --git a/Doc/libppath.tex b/Doc/libppath.tex
index d43d3e1..7aec4b8 100644
--- a/Doc/libppath.tex
+++ b/Doc/libppath.tex
@@ -79,22 +79,12 @@ different device than \var{p}, or whether \file{\var{p}/..} and
detect mount points for all \UNIX{} and POSIX variants.
\end{funcdesc}
-\begin{funcdesc}{join}{p\, q}
-Join the paths
-\var{p}
-and
-\var{q} intelligently:
-If
-\var{q}
-is an absolute path, the return value is
-\var{q}.
-Otherwise, the concatenation of
-\var{p}
-and
-\var{q}
-is returned, with a slash (\code{'/'}) inserted unless
-\var{p}
-is empty or ends in a slash.
+\begin{funcdesc}{join}{p\optional{\, q\optional{\, ...}}}
+Joins one or more path components intelligently. If any component is
+an absolute path, all previous components are thrown away, and joining
+continues. The return value is the concatenation of \var{p}, and
+optionally \var{q}, etc., with exactly one slash (\code{'/'}) inserted
+between components, unless \var{p} is empty.
\end{funcdesc}
\begin{funcdesc}{normcase}{p}