From: Bruno Haible <bruno@clisp.org>
Date: Tue, 14 Jan 2003 13:39:29 +0000 (+0000)
Subject: Avoid allocating an iconv_t for nothing.
X-Git-Tag: v0.12~1168
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=89534573c3e3330c167d5a5e76edcdf9ea68ffa8;p=thirdparty%2Fgettext.git

Avoid allocating an iconv_t for nothing.
---

diff --git a/lib/ChangeLog b/lib/ChangeLog
index 9b27112d5..9264f3781 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,8 @@
+2003-01-12  Bruno Haible  <bruno@clisp.org>
+
+	* linebreak.c (mbs_possible_linebreaks): Return immediately if n = 0.
+	(mbs_width_linebreaks): Likewise.
+
 2003-01-12  Bruno Haible  <bruno@clisp.org>
 
 	* mkdtemp.c: Use the simpler macro names HAVE_STDINT_H,
diff --git a/lib/linebreak.c b/lib/linebreak.c
index 8385ed671..97f97c98d 100644
--- a/lib/linebreak.c
+++ b/lib/linebreak.c
@@ -1495,6 +1495,8 @@ void
 mbs_possible_linebreaks (const char *s, size_t n, const char *encoding,
                          char *p)
 {
+  if (n == 0)
+    return;
   if (is_utf8_encoding (encoding))
     u8_possible_linebreaks ((const unsigned char *) s, n, encoding, p);
   else
@@ -1588,6 +1590,8 @@ mbs_width_linebreaks (const char *s, size_t n,
                       const char *o, const char *encoding,
                       char *p)
 {
+  if (n == 0)
+    return start_column;
   if (is_utf8_encoding (encoding))
     return u8_width_linebreaks ((const unsigned char *) s, n, width, start_column, at_end_columns, o, encoding, p);
   else