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Pass compile options via env. variables

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This commit is contained in:
Shoghi Cervantes 2013-05-27 20:36:49 +02:00
parent 929c27e339
commit d8f6e9ff0e
1 changed files with 15 additions and 3 deletions
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18
src/build/compile.sh
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@ -22,10 +22,22 @@ type gcc >> "$DIR/install.log" 2>&1 || { echo >&2 "[ERROR] Please install \"gcc\
type m4 >> "$DIR/install.log" 2>&1 || { echo >&2 "[ERROR] Please install \"m4\""; read -p "Press [Enter] to continue..."; exit 1; } type m4 >> "$DIR/install.log" 2>&1 || { echo >&2 "[ERROR] Please install \"m4\""; read -p "Press [Enter] to continue..."; exit 1; }
type wget >> "$DIR/install.log" 2>&1 || { echo >&2 "[ERROR] Please install \"wget\""; read -p "Press [Enter] to continue..."; exit 1; } type wget >> "$DIR/install.log" 2>&1 || { echo >&2 "[ERROR] Please install \"wget\""; read -p "Press [Enter] to continue..."; exit 1; }
if gcc -O3 -march=native -mcpu=native -mtune=native -fno-gcse -pipe -Q --help=target >> "$DIR/install.log" 2>&1; then [ -z "$march" ] && march="native";
export CFLAGS="-O3 -march=native -mcpu=native -mtune=native -fno-gcse -pipe" [ -z "$mcpu" ] && mcpu="native";
[ -z "$mtune" ] && mtune="native";
[ -z "$mcpu" ] && mcpu="native";
[ -z "$CFLAGS" ] && CFLAGS="";
gcc -O3 -march="$march" -mcpu="$mcpu" -mtune="$mtune" -fno-gcse $CFLAGS -Q --help=target >> "$DIR/install.log" 2>&1
if [ $? -ne 0 ]; then
gcc -O3 -fno-gcse $CFLAGS -Q --help=target >> "$DIR/install.log" 2>&1
if [ $? -ne 0 ]; then
export CFLAGS="-O3 -fno-gcse "
else
export CFLAGS="-O3 -fno-gcse $CFLAGS"
fi
else else
export CFLAGS="-O3 -pipe" export CFLAGS="-O3 -march=\"$march\" -mcpu=\"$mcpu\" -mtune=\"$mtune\" -fno-gcse $CFLAGS"
fi fi