bbexample: Initial commit of example Yocto autotooled recipe, building an executable with a depdency on a shared library

Signed-off-by: Alex J Lennon <ajlennon@dynamicdevices.co.uk>

Author: ajlennon

Makefile.am

@@ -0,0 +1,12 @@
+AUTOMAKE_OPTIONS = foreign
+
+CFLAGS = -Wall -pedantic
+include_HEADERS = bbexample.h
+
+lib_LTLIBRARIES = libbbexample.la
+libbbexample_la_SOURCES  = bbexamplelib.c
+libbbexample_la_LDFLAGS= -version-info 1:0:0
+
+bin_PROGRAMS = bbexample
+bbexample_SOURCES = bbexample.c
+bbexample_LDADD = .libs/libbbexample.la

README.md

@@ -1,4 +1,5 @@
 bb-example
 ==========
 
-Yocto example recipe
+Example Yocto/OpenEmbedded autotooled recipe, building an executable with a depdency on a shared library
+

autogen.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+echo "Generating configure files... may take a while."
+
+autoreconf --install --force && \
+  echo "Preparing was successful if there was no error messages above." && \
+  echo "Now type:" && \
+  echo "  ./configure && make"  && \
+  echo "Run './configure --help' for more information"

bbexample.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "bbexample.h"
+
+int main(int argc, char *argv[])
+{
+  printf("Hello Yocto World...\n");
+
+  LibHelloWorld();
+
+  return 0;
+}
+
+
+
+
+

bbexample.h

@@ -0,0 +1,14 @@
+#ifndef BB_EXAMPLE_H
+#define BB_EXAMPLE_H
+
+/* Some cross-platform definitions generated by autotools */
+#if HAVE_CONFIG_H
+#  include <config.h>
+#endif /* HAVE_CONFIG_H */
+
+/*
+ * Example function
+ */
+extern void LibHelloWorld(void);
+
+#endif /* BB_EXAMPLE_H */

bbexamplelib.c

@@ -0,0 +1,20 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <linux/i2c-dev.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include "bbexample.h"
+
+void LibHelloWorld()
+{
+  printf("Hello World (from a shared library!)\n");
+}

configure.ac

@@ -0,0 +1,30 @@
+#                                               -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+
+#AC_PREREQ(2.60)
+AC_INIT(bbexample, 0.1, ajlennon@dynamicdevices.co.uk)
+AC_CONFIG_SRCDIR([bbexample.c])
+AC_CONFIG_HEADER([config.h])
+AM_INIT_AUTOMAKE(bbexample, main)
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_INSTALL
+AC_PROG_MAKE_SET
+
+# Checks for libraries.
+AM_PROG_LIBTOOL
+
+# Set shared libraries
+AC_DISABLE_STATIC
+AC_ENABLE_SHARED
+
+# Checks for header files.
+
+# Checks for typedefs, structures, and compiler characteristics.
+
+# Checks for library functions.
+
+#AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT