From: Marc Kleine-Budde <mkl@pengutronix.de>
Subject teach sdl-config about sysroot

Teach sdl-config the concept of sysroot, but disable manual prefix overwriting.

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

---
# 20091210 rsc: is this patch ready for mainline?

 sdl-config.in |   14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

Index: SDL-1.2.13/sdl-config.in
===================================================================
--- SDL-1.2.13.orig/sdl-config.in
+++ SDL-1.2.13/sdl-config.in
@@ -23,10 +23,10 @@ while test $# -gt 0; do
 
   case $1 in
     --prefix=*)
-      prefix=$optarg
-      if test $exec_prefix_set = no ; then
-        exec_prefix=$optarg
-      fi
+#      prefix=$optarg
+#      if test $exec_prefix_set = no ; then
+#        exec_prefix=$optarg
+#      fi
       ;;
     --prefix)
       echo $prefix
@@ -42,14 +42,14 @@ while test $# -gt 0; do
       echo @SDL_VERSION@
       ;;
     --cflags)
-      echo -I@includedir@/SDL @SDL_CFLAGS@
+      echo -I${SYSROOT}@includedir@/SDL @SDL_CFLAGS@
       ;;
 @ENABLE_SHARED_TRUE@    --libs)
-@ENABLE_SHARED_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_LIBS@
+@ENABLE_SHARED_TRUE@      echo -L${SYSROOT}@libdir@ @SDL_RLD_FLAGS@ @SDL_LIBS@
 @ENABLE_SHARED_TRUE@      ;;
 @ENABLE_STATIC_TRUE@@ENABLE_SHARED_TRUE@    --static-libs)
 @ENABLE_STATIC_TRUE@@ENABLE_SHARED_FALSE@    --libs|--static-libs)
-@ENABLE_STATIC_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_STATIC_LIBS@
+@ENABLE_STATIC_TRUE@      echo -L${SYSROOT}@libdir@ @SDL_RLD_FLAGS@ @SDL_STATIC_LIBS@
 @ENABLE_STATIC_TRUE@      ;;
     *)
       echo "${usage}" 1>&2