gwj / at91sam9263 · Commits

Commit 15d9ca0f9baa9f10f2b3e3e3d8554a802a3ab0ff

Authored by ths
1 parent b30bb3a2

A variant of move-if-change, by Stefan Weil. 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3098 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 1 changed file with 8 additions and 0 deletions
configure
  View file @15d9ca0
... ... @@ -699,6 +699,8 @@ config_h="config-host.h"
699 699  
700 700 #echo "Creating $config_mak and $config_h"
701 701  
  702 +test -f $config_h && mv $config_h ${config_h}~
  703 +
702 704 echo "# Automatically generated by configure - do not modify" > $config_mak
703 705 echo "# Configured with: $0 $@" >> $config_mak
704 706 echo "/* Automatically generated by configure - do not modify */" > $config_h
... ... @@ -867,6 +869,8 @@ fi
867 869  
868 870 echo "#define CONFIG_UNAME_RELEASE \"$uname_release\"" >> $config_h
869 871  
  872 +test -f ${config_h}~ && cmp -s $config_h ${config_h}~ && mv ${config_h}~ $config_h
  873 +
870 874 for target in $target_list; do
871 875 target_dir="$target"
872 876 config_mak=$target_dir/config.mak
... ... @@ -915,6 +919,8 @@ fi
915 919  
916 920 #echo "Creating $config_mak, $config_h and $target_dir/Makefile"
917 921  
  922 +test -f $config_h && mv $config_h ${config_h}~
  923 +
918 924 mkdir -p $target_dir
919 925 mkdir -p $target_dir/fpu
920 926 if test "$target" = "arm-linux-user" -o "$target" = "armeb-linux-user" ; then
... ... @@ -1074,6 +1080,8 @@ if test "$cocoa" = "yes" ; then
1074 1080 echo "CONFIG_COCOA=yes" >> $config_mak
1075 1081 fi
1076 1082  
  1083 +test -f ${config_h}~ && cmp -s $config_h ${config_h}~ && mv ${config_h}~ $config_h
  1084 +
1077 1085 done # for target in $targets
1078 1086  
1079 1087 # build tree in object directory if source path is different from current one
... ...