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[imagemagick] / MagickCore / utility.c

diff --git a/MagickCore/utility.c b/MagickCore/utility.c
index 3de0414b77bc667cb9bd24b40e86b7d4ee7dd3ff..d44808332227a7f1f58cd060217cfd4f1014a7f2 100644 (file)
--- a/MagickCore/utility.c
+++ b/MagickCore/utility.c
@@ -699,6 +699,16 @@ MagickPrivate void ExpandFilename(char *path)
 %  Expansion is ignored for coders "label:" "caption:" "pango:" and "vid:".
 %  Which provide their own '@' meta-character handling.
 %
+%  You can see the results of the expansion using "Configure" log
+%  events.
+%
+%
+%  The returned list should be freed using  DestroyStringList().
+%
+%  However the strings in the original pointed to argv are not
+%  freed  (TO BE CHECKED).  So a copy of the original pointer (and count)
+%  should be kept separate if they need to be freed later.
+%
 %
 %  The format of the ExpandFilenames function is:
 %
@@ -1159,6 +1169,9 @@ MagickExport MagickBooleanType GetPathAttributes(const char *path,
 %  GetPathComponent() returns the parent directory name, filename, basename, or
 %  extension of a file path.
 %
+%  The component string pointed to must have at least MaxTextExtent space
+%  for the results to be stored.
+%
 %  The format of the GetPathComponent function is:
 %
 %      GetPathComponent(const char *path,PathType type,char *component)