ext_easy impl + demo + fixes

example/build.ninja

@@ -0,0 +1,75 @@
+### GENERATED BY THE GRBC BUILT-IN NINJA GENERATOR ###
+### GENERATED ON: 1727643213 ###
+
+## Default variables ##
+
+builddir = build
+
+## build_rule_compile_cc ##
+
+cc_path = /usr/lib64/ccache/gcc
+rule cc
+  command = $cc_path -MMD -MT $out -MF $out.d $p_cflags -c $in -o $out
+  description = Compiling C object $in
+  depfile = $out.d
+  deps = gcc
+
+## build_rule_compile_cxx ##
+
+cxx_path = /usr/lib64/ccache/g++
+rule cxx
+  command = $cxx_path -MMD -MT $out -MF $out.d $p_cflags -c $in -o $out
+  description = Compiling C++ object $in
+  depfile = $out.d
+  deps = gcc
+
+## build_rule_link_cc ##
+
+rule link_cc
+  command = $cc_path $p_cflags -o $out $in $p_linker_flags
+  description = Linking C target $out
+
+## build_rule_link_cxx ##
+
+rule link_cxx
+  command = $cxx_path $p_cflags -o $out $in $p_linker_flags
+  description = Linking C++ target $out
+
+## build_rule_archive_library ##
+
+rule archive
+  command = rm -f $out; ar crs $out $in
+  description = Creating static library $out
+
+## Compile: test.c ##
+
+build $builddir/test.o: cxx test.c
+   p_cflags = -fPIC -Iinclude 
+
+## Link: libtest.so ##
+
+build $builddir/libtest.so:  link_cxx $builddir/test.o
+  p_linker_flags =  -shared -O3 -DNDEBUG -Lbuild -Wl,-rpath,build:. 
+  p_cflags =  
+
+## Compile: main.c ##
+
+build $builddir/main.o: cxx main.c
+   p_cflags = -Iinclude  
+
+## Link: hello_world ##
+
+build $builddir/hello_world:  link_cxx $builddir/main.o | $builddir/libtest.so
+  p_linker_flags = build/libtest.so  -O3 -DNDEBUG -Lbuild -Wl,-rpath,build:. 
+  p_cflags =  
+
+## clean ##
+rule clean_task
+  command = ninja -t clean
+  description = Running task: Clean (clean)
+
+build clean: clean_task
+
+build all: phony $builddir/libtest.so $builddir/hello_world 
+
+default all