Fix ASCII dependency in pcretest when decoding hex characters.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@734 2f5784b3-3f2a-0410-8824-cb99058d5e15

2 files changed, 6 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index 2e0750b..7495a54 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -103,6 +103,10 @@ Version 8.20 10-Oct-2011
 19. If the PCRE_NO_START_OPTIMIZE option was set for pcre_compile(), it did not
     suppress the check for a minimum subject length at run time. (If it was
     given to pcre_exec() or pcre_dfa_exec() it did work.)
+    
+20. Fixed an ASCII-dependent infelicity in pcretest that would have made it
+    fail to work when decoding hex characters in data strings in EBCDIC 
+    environments. 
 
 
 Version 8.13 16-Aug-2011
diff --git a/pcretest.c b/pcretest.c
index fa9379d..6aac2c2 100644
--- a/pcretest.c
+++ b/pcretest.c
@@ -2347,7 +2347,7 @@ while (!done)
           unsigned char *pt = p;
           c = 0;
           while (isxdigit(*(++pt)))
-            c = c * 16 + tolower(*pt) - ((isdigit(*pt))? '0' : 'W');
+            c = c * 16 + tolower(*pt) - ((isdigit(*pt))? '0' : 'a' - 10);
           if (*pt == '}')
             {
             unsigned char buff8[8];
@@ -2377,7 +2377,7 @@ while (!done)
         c = 0;
         while (i++ < 2 && isxdigit(*p))
           {
-          c = c * 16 + tolower(*p) - ((isdigit(*p))? '0' : 'W');
+          c = c * 16 + tolower(*p) - ((isdigit(*p))? '0' : 'a' - 10);
           p++;
           }
         break;