| # Toybox configuration file. |
| |
| # This sets environment variables used by scripts/make.sh |
| |
| # A synonym. |
| [ -z "$CROSS_COMPILE" ] && CROSS_COMPILE="$CROSS" |
| |
| # CFLAGS and OPTIMIZE are different so you can add extra CFLAGS without |
| # disabling default optimizations |
| [ -z "$CFLAGS" ] && CFLAGS="-Wall -Wundef -Wno-char-subscripts" |
| # Required for our expected ABI. we're 8-bit clean thus "char" must be unsigned. |
| CFLAGS="$CFLAGS -funsigned-char" |
| [ -z "$OPTIMIZE" ] && OPTIMIZE="-Os -ffunction-sections -fdata-sections -fno-asynchronous-unwind-tables" |
| |
| # We accept LDFLAGS, but by default don't have anything in it |
| [ -z "$LDOPTIMIZE" ] && LDOPTIMIZE="-Wl,--gc-sections" |
| |
| [ -z "$CC" ] && CC=cc |
| [ -z "$STRIP" ] && STRIP=strip # set STRIP=no to skip stripping entirely |
| |
| # If HOSTCC needs CFLAGS or LDFLAGS, just add them to the variable |
| # ala HOSTCC="blah-cc --static" |
| [ -z "$HOSTCC" ] && HOSTCC=gcc |