[cmucl-cvs] [git] CMU Common Lisp branch master updated. snapshot-2012-08-8-g0dae488

Raymond Toy rtoy at common-lisp.net
Mon Aug 27 03:12:35 UTC 2012


This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "CMU Common Lisp".

The branch, master has been updated
       via  0dae48842681ded2440ebf34339e1a6851f3f80c (commit)
      from  88d77e83c17fd5d48be454542389d3ff71a27b4b (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit 0dae48842681ded2440ebf34339e1a6851f3f80c
Author: Raymond Toy <toy.raymond at gmail.com>
Date:   Sun Aug 26 20:12:29 2012 -0700

    Minor cleanups of utf8 code.

diff --git a/src/lisp/interr.c b/src/lisp/interr.c
index 90c7f7d..f5bc61f 100644
--- a/src/lisp/interr.c
+++ b/src/lisp/interr.c
@@ -161,6 +161,10 @@ internal_error(os_context_t * context)
 /* Utility routines used by random pieces of code. */
 
 #if defined(UNICODE)
+
+/* The Unicode replacement character code */
+#define REPLACEMENT_CODE 0xfffd
+
 /*
  * Convert a unicode code point to a set of utf8-encoded octets to
  * standard output.  This is the algorithm used by the Lisp utf8
@@ -196,7 +200,7 @@ utf8(int code, int len)
  * surrogate.  If not a surrogate, type is not modified.  If type is
  * NULL, then no type is returned.
  */
-boolean
+static boolean
 surrogatep(int code, int *type)
 {
     boolean result;
@@ -219,7 +223,7 @@ surrogatep(int code, int *type)
  * codepoint is returned and the number of code units consumed is
  * returned in consumed.
  */
-int
+static int
 utf16_codepoint(unsigned short int* utf16, int len, int* consumed)
 {
     int code = *utf16;
@@ -229,7 +233,7 @@ utf16_codepoint(unsigned short int* utf16, int len, int* consumed)
 
     /*
      * If the current code unit is not a surrogate, we're done.
-     * Otherwise process the surrogate
+     * Otherwise process the surrogate.
      */
     
     if (surrogatep(code, &code_type)) {
@@ -248,19 +252,22 @@ utf16_codepoint(unsigned short int* utf16, int len, int* consumed)
                     code = ((code - 0xd800) << 10) + next + 0x2400;
                     ++read;
                 } else if ((code_type == 1) && (next_type == 0)) {
-                    /* Low followed by high surrogate */
+                    /*
+                     * Low followed by high surrogate.  Not sure if we
+                     * really need to handle this case.
+                     */
                     code = ((code - 0xd800) << 10) + next + 0x2400;;
                     ++read;
                 } else {
                     /* Give up */
-                    code = 0xfffd;
+                    code = REPLACEMENT_CODE;
                 }
             } else {
                 /* Surrogate followed by non-surrogate. Give up */
-                code = 0xfffd;
+                code = REPLACEMENT_CODE;
             }
         } else {
-            code = 0xfffd;
+            code = REPLACEMENT_CODE;
         }
     }
 

-----------------------------------------------------------------------

Summary of changes:
 src/lisp/interr.c |   21 ++++++++++++++-------
 1 files changed, 14 insertions(+), 7 deletions(-)


hooks/post-receive
-- 
CMU Common Lisp




More information about the cmucl-cvs mailing list