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#!/bin/sh
# temp for testing
mkdir -p ./var/snag/{sources,installs,builds}
[ ! -e ./var/snag/packages ] && ln -s ../../../packages/ ./var/snag/packages
bin="snag"
libs="libcurl libcrypto"
builddir="build"
CFLAGS="$CFLAGS $(pkg-config --cflags $libs)"${CFLAGS:-""}
CFLAGS_RELEASE="$CFLAGS -O2"
CFLAGS_DEBUG="$CFLAGS -Wall -g -DDEBUG=1"
write() { echo "$@" >> build.ninja; }
echo "$CFLAGS_DEBUG" | tr ' ' '\n' > compile_flags.txt
rm -f build.ninja
write "builddir = $builddir"
write "linkflags = $(pkg-config --libs $libs)"
write 'rule link'
write ' description = LD $out'
write ' command = gcc $linkflags $in -o $out'
for target in $(echo "debug release"); do
eval write "cflags_$target = \$CFLAGS_$(echo $target | tr 'a-z' 'A-Z')"
write "rule cc-$target"
write ' deps = gcc'
write ' depfile = $out.d'
write ' description = CC $out'
write " command = gcc -MD -MF \$out.d \$cflags_$target -c \$in -o \$out"
files="$(find . -name '*.c' -not -path "./var/*")"
sedstr=$(printf 's,^\./src/\(.*\)\.c$,%s\/%s\/\\1.o,g' $builddir $target)
ofiles=$(echo "$files" | sed $sedstr)
for f in $files; do
of=$(echo $f | sed $sedstr)
write "build $of: cc-$target $f"
done
write "build $builddir/$target/$bin: link $(echo $ofiles)"
write "build $target: phony $builddir/$target/$bin"
done
write "default release"
echo "Wrote ./build.ninja file"
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