Fix example regular expressions that simulate scanf() constructs.

diff --git a/Doc/ACKS b/Doc/ACKS
index 7f19f232eae7d2d59a169548d34968896756c4ff..e5d6297316707e08e3e6bf64765644923b1a45df 100644 (file)
--- a/Doc/ACKS
+++ b/Doc/ACKS
@@ -130,6 +130,7 @@ Sjoerd Mullender
 Dale Nagata
 Ng Pheng Siong
 Koray Oner
+Tomas Oppelstrup
 Denis S. Otkidach
 Zooko O'Whielacronx
 William Park

diff --git a/Doc/lib/libre.tex b/Doc/lib/libre.tex
index d48b1b8dcdef3f0ef430a05067503ac3b909c5c5..7482b9c26e394815d01f91ff242ea5c64a488dcf 100644 (file)
--- a/Doc/lib/libre.tex
+++ b/Doc/lib/libre.tex
@@ -860,11 +860,11 @@ offers some more-or-less equivalent mappings between
   \lineii{\code{\%5c}}
          {\regexp{.\{5\}}}
   \lineii{\code{\%d}}
-         {\regexp{[-+]\e d+}}
+         {\regexp{[-+]?\e d+}}
   \lineii{\code{\%e}, \code{\%E}, \code{\%f}, \code{\%g}}
-         {\regexp{[-+](\e d+(\e.\e d*)?|\e d*\e.\e d+)([eE]\e d+)?}}
+         {\regexp{[-+]?(\e d+(\e.\e d*)?|\e d*\e.\e d+)([eE]\e d+)?}}
   \lineii{\code{\%i}}
-         {\regexp{[-+](0[xX][\e dA-Fa-f]+|0[0-7]*|\e d+)}}
+         {\regexp{[-+]?(0[xX][\e dA-Fa-f]+|0[0-7]*|\e d+)}}
   \lineii{\code{\%o}}
          {\regexp{0[0-7]*}}
   \lineii{\code{\%s}}