(svn r14496) -Fix: give a clear warning when people disable zlib (or when it wasn't detected), but keep on going nevertheless (on request by Rubidium)
--- a/config.lib Sun Oct 19 20:53:13 2008 +0000
+++ b/config.lib Sun Oct 19 21:29:12 2008 +0000
@@ -610,6 +610,16 @@
fi
detect_zlib
+
+ if [ "$with_zlib" = "0" ] || [ -z "$zlib" ]; then
+ log 1 "WARNING: zlib was not detected or disabled"
+ log 1 "WARNING: OpenTTD doesn't require zlib, but it does mean many features (like"
+ log 1 "WARNING: loading most savegames/scenarios, joining most servers, loading"
+ log 1 "WARNING: heightmaps, using PNG or using fonts, ...) will be disabled."
+ log 1 "WARNING: We strongly suggest you to install zlib."
+ sleep 5
+ fi
+
detect_png
detect_freetype
detect_fontconfig
@@ -1950,10 +1960,19 @@
return 0
fi
- if [ "$with_zlib" = "0" ] || [ "$zlib" = "" ]; then
- log 1 "configure: error: libpng depends on zlib, which couldn't be found / was disabled"
- log 1 "configure: error: please supply --with-zlib, with a valid zlib location"
- exit 1
+ if [ "$with_zlib" = "0" ] || [ -z "$zlib" ]; then
+ if [ "$with_png" != "1" ]; then
+ log 1 "checking libpng... no zlib"
+ log 1 "ERROR: libpng was forced, but zlib was not detected / disabled."
+ log 1 "ERROR: libpng depends on zlib."
+
+ exit 1
+ fi
+
+ log 1 "checking libpng... no zlib, skipping"
+
+ png_config=""
+ return 0
fi
if [ "$with_png" = "1" ] || [ "$with_png" = "" ] || [ "$with_png" = "2" ]; then
@@ -2000,10 +2019,19 @@
return 0
fi
- if [ "$with_zlib" = "0" ] || [ "$zlib" = "" ]; then
- log 1 "configure: error: libfreetype depends on zlib, which couldn't be found / was disabled"
- log 1 "configure: error: please supply --with-zlib, with a valid zlib location"
- exit 1
+ if [ "$with_zlib" = "0" ] || [ -z "$zlib" ]; then
+ if [ "$with_freetype" != "1" ]; then
+ log 1 "checking libfreetype... no zlib"
+ log 1 "ERROR: libfreetype was forced, but zlib was not detected / disabled."
+ log 1 "ERROR: libfreetype depends on zlib."
+
+ exit 1
+ fi
+
+ log 1 "checking libfreetype... no zlib, skipping"
+
+ freetype_config=""
+ return 0
fi
if [ "$with_freetype" = "1" ] || [ "$with_freetype" = "" ] || [ "$with_freetype" = "2" ]; then