src/net: convert to GNU Configure & Build system

- Simplify build process, including cross compilation
 - Add basic test framework, available as `make check`

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/net/.gitignore

@@ -1,2 +1,13 @@
 *.o
+*.log
+*.trs
 net
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache/
+aux/
+config.*
+configure
+src/.deps/
+stamp-h1

src/net/Makefile

@@ -1,14 +0,0 @@
-LDLIBS = -lite
-EXEC   = net
-
-net: main.o
-	$(CC) -o $@ $^ $(LDLIBS)
-
-check: $(EXEC)
-	./test.sh
-
-clean:
-	$(RM) net
-
-distclean: clean
-	$(RM) *.o *~

src/net/Makefile.am

@@ -0,0 +1,4 @@
+SUBDIRS         = src test
+DISTCLEANFILES  = *~ *.d
+ACLOCAL_AMFLAGS = -I m4
+

src/net/autogen.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+autoreconf -W portability -vifm

src/net/configure.ac

@@ -0,0 +1,40 @@
+AC_PREREQ(2.61)
+AC_INIT([net], [1.0], [https://github.com/kernelkit/infix/issues])
+AC_CONFIG_AUX_DIR(aux)
+AM_INIT_AUTOMAKE([1.11 foreign])
+AM_SILENT_RULES([yes])
+
+AC_CONFIG_SRCDIR([src/main.c])
+AC_CONFIG_HEADERS([config.h])
+AC_CONFIG_FILES([Makefile src/Makefile test/Makefile])
+AC_CONFIG_MACRO_DIR([m4])
+
+AC_PROG_CC
+AC_PROG_INSTALL
+
+# Check for pkg-config first, warn if it's not installed
+PKG_PROG_PKG_CONFIG
+PKG_CHECK_MODULES([libite],  [libite >= 2.5.0])
+
+AC_OUTPUT
+
+SYSCONFDIR=`eval echo $sysconfdir`
+RUNSTATEDIR=`eval echo $runstatedir`
+RUNSTATEDIR=`eval echo $RUNSTATEDIR`
+cat <<EOF
+
+------------------ Summary ------------------
+ $PACKAGE_NAME version $PACKAGE_VERSION
+  Prefix.........: $prefix
+  Sysconfdir.....: $SYSCONFDIR
+  Runstatedir....: $RUNSTATEDIR
+  C Compiler.....: $CC $CFLAGS $CPPFLAGS $LDFLAGS $LIBS
+
+------------- Compiler version --------------
+$($CC --version || true)
+---------------------------------------------
+
+Check the above options and compile with:
+ ${MAKE-make}
+
+EOF

src/net/src/Makefile.am

@@ -0,0 +1,5 @@
+sbin_PROGRAMS   = net
+
+net_SOURCES     = main.c
+net_CFLAGS      = $(libite_CFLAGS) -Wall -Wextra -Werror -Wno-unused-parameter
+net_LDADD       = $(libite_LIBS)

src/net/test/Makefile.am

@@ -0,0 +1,6 @@
+EXTRA_DIST         = three-independent.sh
+CLEANFILES         = *~ *.trs *.log
+
+TEST_EXTENSIONS    = .sh
+TESTS_ENVIRONMENT  = unshare -mrun
+TESTS              = three-independent.sh