texlive[46024] Build/source/texk/kpathsea: tex-glyph.c: avoid

[commits+hironobu at tug.org]

Revision: 46024
          http://tug.org/svn/texlive?view=revision&revision=46024
Author:   hironobu
Date:     2017-12-09 15:00:07 +0100 (Sat, 09 Dec 2017)
Log Message:
-----------
tex-glyph.c: avoid compiler warning

Modified Paths:
--------------
    trunk/Build/source/texk/kpathsea/ChangeLog
    trunk/Build/source/texk/kpathsea/tex-glyph.c

Modified: trunk/Build/source/texk/kpathsea/ChangeLog
===================================================================
--- trunk/Build/source/texk/kpathsea/ChangeLog	2017-12-09 01:18:00 UTC (rev 46023)
+++ trunk/Build/source/texk/kpathsea/ChangeLog	2017-12-09 14:00:07 UTC (rev 46024)
@@ -1,3 +1,10 @@
+2017-12-09  Jiang Jiang  <gzjjgod at gmail.com>
+
+	* tex-glyph.c (try_fallback_resolutions):
+	Avoid warning: taking the absolute value of unsigned type
+	'unsigned int' has no effect [-Wabsolute-value]
+	ref. https://github.com/jjgod/texlive/commit/4cbec4c
+
 2017-12-08  Karl Berry  <karl at freefriends.org>
 
 	* tex-file.c (kpathsea_init_format_return_varlist)

Modified: trunk/Build/source/texk/kpathsea/tex-glyph.c
===================================================================
--- trunk/Build/source/texk/kpathsea/tex-glyph.c	2017-12-09 01:18:00 UTC (rev 46023)
+++ trunk/Build/source/texk/kpathsea/tex-glyph.c	2017-12-09 14:00:07 UTC (rev 46024)
@@ -1,6 +1,6 @@
 /* tex-glyph.c: search for GF/PK files.
 
-   Copyright 1993, 1994, 1995, 1996, 2008, 2009, 2011 Karl Berry.
+   Copyright 1993, 1994, 1995, 1996, 2008, 2009, 2011, 2017 Karl Berry.
    Copyright 1997, 1998, 1999, 2005 Olaf Weber.
 
    This library is free software; you can redistribute it and/or
@@ -201,7 +201,10 @@
   /* First find the fallback size closest to DPI, even including DPI.  */
   for (s = 0; kpse->fallback_resolutions[s] != 0; s++)
     {
-      unsigned this_diff = abs (kpse->fallback_resolutions[s] - dpi);
+      unsigned this_diff =
+        kpse->fallback_resolutions[s] > dpi
+          ? kpse->fallback_resolutions[s] - dpi
+          : dpi - kpse->fallback_resolutions[s];
       if (this_diff < closest_diff)
         {
           closest_diff = this_diff;