commit 83362b2b9708005f8e183d5cf27a2940cabab8f6
Author: kpl <kpl@mail.org>
Date:   Sun Jun 12 17:59:20 2022 -0400

    Initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3159585
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,36 @@
+# directories to ignore
+libcw
+
+.deps
+autom4te.cache
+build-aux
+build/linux/debug/src/
+build/linux/debug/bin
+build/linux/debug/lib
+build/linux/debug/include
+build/linux/release/src/
+build/linux/release/bin
+build/linux/release/lib
+build/linux/release/include
+
+#Files to ignore
+*~
+*.[oa]
+
+Makefile
+aclocal.m4
+config.h.in
+config.h
+configure
+hold.makefile
+Makefile.in
+config.log
+config.status
+libtool
+stamp-h1
+
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 0000000..b39bb6e
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,109 @@
+ACLOCAL_AMFLAGS = -I m4 # use custom macro's in ./m4 
+
+lib_LTLIBRARIES=
+bin_PROGRAMS=
+include_HEADERS=
+
+# To Profile w/ gprof:
+# 1) Modify configure: ./configure --disable-shared CFLAGS="-pg"
+# 2) Run the program. ./foo
+# 3) Run gprof /libtool --mode=execute gprof ./foo
+
+
+# C compiler flags
+# _GNU_SOURCE - turns on GNU specific extensions and gives correct prototype for double log2(double) 
+# -Wall turn on all warnings
+# -Wno-multichar - turns off multi-character constant warnings from cmAudioFile.c
+
+
+WS_DIR   = $(HOME)/sdk/libwebsockets/build/out
+
+
+AM_CPPFLAGS =   -I..  -I$(srcdir)/src/libcw
+AM_CFLAGS   = -Wno-multichar 
+AM_CXXFLAGS = -Wno-multichar
+AM_LDFLAGS  =  
+
+
+# debug/release switches
+if DEBUG
+  AM_CFLAGS   += -g 
+  AM_CXXFLAGS += -g -Wall  -fsanitize=undefined
+else
+  AM_CFLAGS   += -O3
+  AM_CXXFLAGS += -O3
+endif
+
+# Linux specific
+if OS_LINUX
+
+if OS_64
+  AM_LDFLAGS +=  -L/usr/lib64
+  AM_CFLAGS  += -m64
+endif	
+
+if cwALSA
+  AM_LDFLAGS += -lasound #   -Wl,-Bstatic -lasound -Wl,-Bdynamic
+endif
+
+endif
+
+if cwWEB
+
+  AM_CXXFLAGS += --std=c++11
+
+  FFT_DIR   = $(HOME)/src/fftw-3.3.8/build
+  FFT_DIR_D   = $(FFT_DIR)/d
+  FFT_DIR_S   = $(FFT_DIR)/s
+
+
+  AM_CPPFLAGS += -I$(FFT_DIR)/include -I$(FFT_DIR_D)/include -I$(FFT_DIR_S)/include
+  AM_LDFLAGS  += -L$(FFT_DIR)/lib     -L$(FFT_DIR_D)/lib     -L$(FFT_DIR_S)/lib
+else
+  AM_CXXFLAGS += --std=c++17
+endif
+
+include src/libcw/Makefile.am
+
+#libcw_la_SOURCES  = $(libcwSRC) $(libcwHDR)
+#lib_LTLIBRARIES  += libcw.la 
+#include_HEADERS  += $(libcwHDR)
+
+src_proj_proj_SOURCES   =  $(libcwHDR) $(libcwSRC) src/proj/main.cpp 
+
+# 1) autoconfig manual recommends setting direct referenes to non-3rd party libraries rather than using -L and -l
+# 2) -ldl is required for dlopen(),dlclose() ...
+# src_proj_proj_LDADD     = libcw.la  -lpthread -ldl
+
+src_proj_proj_LDADD     =   -lpthread -ldl
+
+if cwFFTW
+  src_proj_proj_LDADD += -lfftw3 -lfftw3f
+endif
+
+if cwWEB
+  src_proj_proj_LDADD += -lfftw3 -lfftw3f
+endif
+
+if cwWEBSOCK
+  # AM_CPPFLAGS += -I$(WS_DIR)/include
+  # AM_LDFLAGS  += -L$(WS_DIR)/lib
+  src_proj_proj_LDADD +=  -lwebsockets
+endif
+
+
+# src_proj_proj_CPPFLAGS  = -I$(srcdir)/src/libcw $(AM_CPPFLAGS)
+bin_PROGRAMS               += src/proj/proj
+
+# ${exec_prefix} is the install prefix given to 'configure' by the user.
+# ${srcdir} is the directory of this Makefile and is set by autoconf.
+
+# distclean-local sets the source tree back to it's minimal, pre-configure, state.
+distclean-local:
+	rm -rf ${exec_prefix}/src        
+	rm -rf ${srcdir}/autom4te.cache
+	rm -rf ${srcdir}/build-aux
+	rm -f  ${srcdir}/m4/libtool.m4   ${srcdir}/m4/lt~obsolete.m4 ${srcdir}/m4/ltsugar.m4
+	rm -f  ${srcdir}/m4/ltversion.m4 ${srcdir}/m4/ltoptions.m4
+	rm -f  ${srcdir}/aclocal.m4      ${srcdir}/config.h.in ${srcdir}/config.h.in~
+	rm -f  ${srcdir}/Makefile.in     ${srcdir}/configure
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..64fadaa
--- /dev/null
+++ b/README.md
@@ -0,0 +1,14 @@
+Template App
+
+
+# GDB Setup:
+
+    set env LD_LIBRARY_PATH /home/kevin/sdk/libwebsockets/build/out/lib
+    r ~/src/cwtest/src/cwtest/cfg/main.cfg mtx
+
+
+# Valgrind setup
+
+    export LD_LIBRARY_PATH=~/sdk/libwebsockets/build/out/lib
+    valgrind --leak-check=yes --log-file=vg0.txt ./cwtest  ~/src/cwtest/src/cwtest/cfg/main.cfg mtx
+
diff --git a/build/clean.sh b/build/clean.sh
new file mode 100755
index 0000000..c2ac33c
--- /dev/null
+++ b/build/clean.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+#
+# Run 'make distclean' to clean many of the temporary make files.
+# then use this script run from cm/build to clean the remaining files
+#
+
+
+
+function clean_dir {
+
+    make -C $1 uninstall
+    make -C $1 distclean
+    
+    rm -f  $1/bin/kc.app/Contents/MacOS/kc
+    
+    rm -rf $1/include
+    rm -rf $1/lib
+    rm -rf $1/bin
+    rm -rf $1/.deps
+    
+}
+
+
+
+clean_dir linux/debug
+clean_dir linux/release
+clean_dir osx/debug
+clean_dir osx/release
+
+rm -rf osx/debug/a.out.dSYM
+
+
+#rm -rf ../octave/results
+
+# remove all of emacs backup files (files ending width '~')
+# find ../ -name "*~" -exec rm {} \; 
+
+
+
diff --git a/build/linux/debug/build.sh b/build/linux/debug/build.sh
new file mode 100755
index 0000000..80c1641
--- /dev/null
+++ b/build/linux/debug/build.sh
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+curdir=`pwd`
+
+cd ../../..
+autoreconf --force --install
+
+cd ${curdir}
+
+# To Profile w/ gprof:
+# 1) Modify configure: ./configure --disable-shared CFLAGS="-pg"
+# 2) Run the program. ./foo
+# 3) Run gprof /libtool --mode=execute gprof ./foo
+
+../../../configure --prefix=${curdir}  --enable-debug  --enable-websock \
+--enable-alsa \
+CFLAGS="-g -Wall" \
+CXXFLAGS="-g -Wall" \
+CPPFLAGS="-I${HOME}/sdk/libwebsockets/build/out/include" \
+LDFLAGS="-L${HOME}/sdk/libwebsockets/build/out/lib" \
+LIBS=
+
+
+#make
+#make install
diff --git a/build/linux/release/build.sh b/build/linux/release/build.sh
new file mode 100755
index 0000000..768adea
--- /dev/null
+++ b/build/linux/release/build.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+curdir=`pwd`
+
+cd ../../..
+autoreconf --force --install
+
+cd ${curdir}
+
+# To Profile w/ gprof:
+# 1) Modify configure: ./configure --disable-shared CFLAGS="-pg"
+# 2) Run the program. ./foo
+# 3) Run gprof /libtool --mode=execute gprof ./foo
+
+../../../configure --prefix=${curdir} \
+CFLAGS="-Wall" \
+CXXFLAGS="-Wall" \
+CPPFLAGS= \
+LDFLAGS= \
+LIBS=
+
+
+#make
+#make install
diff --git a/build/osx/debug/build.sh b/build/osx/debug/build.sh
new file mode 100755
index 0000000..d53c3ad
--- /dev/null
+++ b/build/osx/debug/build.sh
@@ -0,0 +1,20 @@
+#!/bin/sh
+
+curdir=`pwd`
+
+cd ../../..
+autoreconf --force --install
+
+cd ${curdir}
+
+../../../configure --prefix=${curdir} \
+--enable-debug \
+CFLAGS="-g -Wall" \
+CXXFLAGS="-g -Wall" \
+CPPFLAGS= \
+LDFLAGS= \
+LIBS=
+
+
+#make
+#make install
\ No newline at end of file
diff --git a/build/osx/release/build.sh b/build/osx/release/build.sh
new file mode 100755
index 0000000..d1e4027
--- /dev/null
+++ b/build/osx/release/build.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+curdir=`pwd`
+
+cd ../../..
+autoreconf --force --install
+
+cd ${curdir}
+
+../../../configure --prefix=${curdir} \
+CFLAGS="-Wall" \
+CXXFLAGS="-Wall" \
+CPPFLAGS= \
+LDFLAGS= \
+LIBS=
+
+
+#make
+#make install
\ No newline at end of file
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..b91d8e4
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,156 @@
+#
+# Use "autoreconf --force --install" to update depedent files after changing 
+# this configure.ac or any of the Makefile.am files.
+#
+
+AC_COPYRIGHT([Copyright (C) 2019-2022 Kevin Larke])
+AC_INIT([proj],[1.0],[proj@larke.org])
+AC_CONFIG_SRCDIR([src/proj/main.cpp])
+AC_CONFIG_AUX_DIR([build-aux])                    # put aux files in build-aux
+AM_INIT_AUTOMAKE([1.9 -Wall foreign subdir-objects]) # subdir-objects needed for non-recursive make
+AC_CONFIG_HEADERS([config.h])
+AC_CONFIG_MACRO_DIR([m4])
+
+AM_PROG_AR
+
+LT_INIT
+
+# Check for programs
+AC_PROG_CC
+AC_PROG_CXX
+# AC_PROG_RANLIB  # required for static librarires
+
+AM_PROG_CC_C_O
+
+# Checks for header files.
+AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h limits.h mach/mach.h netinet/in.h stdlib.h string.h sys/ioctl.h sys/socket.h sys/time.h termios.h unistd.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_HEADER_STDBOOL
+AC_C_INLINE
+AC_TYPE_OFF_T
+AC_TYPE_SSIZE_T
+AC_TYPE_UINT64_T
+
+# Checks for library functions.
+AC_FUNC_ERROR_AT_LINE
+AC_FUNC_FORK
+AC_FUNC_FSEEKO
+AC_FUNC_MALLOC
+AC_FUNC_REALLOC
+AC_FUNC_STRTOD
+AC_CHECK_FUNCS([clock_gettime floor memmove memset mkdir pow rint select socket sqrt strcasecmp strchr strcspn strerror strspn strstr strtol])
+
+# Checks for libraries.
+fftw=false
+AC_CHECK_LIB([fftw3],[fftw_malloc],[fftw=true],[])
+AM_CONDITIONAL([cwFFTW],[test x"${fftw}" = xtrue])
+
+if test x"$fftw" = xtrue; then
+AC_DEFINE([cwFFTW], 1,[Use libfftw3.])
+fi
+
+echo "fftw='${fftw}'"
+
+# The following is a custom macro in ./m4/os_type.m4
+# be sure to also set "ACLOCAL_AMFLAGS = -I m4" in ./Makefile.am
+# Defines the config.h variable OS_LINUX or OS_OSX
+AX_FUNC_OS_TYPE
+
+AX_FUNC_OS_64
+
+# ac_cv_os_type is set by AX_FUNC_OS_TYPE
+AM_CONDITIONAL([OS_LINUX],[test x"${ax_cv_os_type}" == xLinux])
+AM_CONDITIONAL([OS_OSX],[test x"${ax_cv_os_type}" == xDarwin])
+echo "OS='${ax_cv_os_type}'"
+
+AM_CONDITIONAL([OS_64],[test x"${ax_cv_os_64}" == xx86_64])
+echo "ptr width='${ax_cv_os_64}'"
+
+#
+# Enable Debug
+#
+
+AC_ARG_ENABLE([debug],
+     [  --enable-debug    Turn on debugging],
+     [case "${enableval}" in
+       yes) debug=true ;;
+       no)  debug=false ;;
+       *) AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
+     esac],[debug=false])
+     
+echo "debug=${debug}"
+     
+AM_CONDITIONAL([DEBUG], [test x$debug == xtrue])
+
+if test x$debug = xfalse; then
+AC_DEFINE([NDEBUG], 1,[Debugging off.])
+fi
+
+
+#
+# Enable libwebsock
+#
+AC_ARG_ENABLE([websock],
+     [  --enable-websock    Include websock dependencies],
+     [case "${enableval}" in
+       yes) websock=true ;;
+       no)  websock=false ;;
+       *) AC_MSG_ERROR([bad value ${enableval} for --enable-websock]) ;;
+     esac],[websock=false])
+
+if test x"$websock" = xtrue; then
+  AC_CHECK_LIB([websockets],[lws_get_library_version],[AC_MSG_RESULT([The 'websockets' library was found.])],[AC_MSG_ERROR([The 'websockets' library was not found.])])
+  AC_DEFINE([cwWEBSOCK], 1,[Use libwebsock.])
+fi
+AM_CONDITIONAL([cwWEBSOCK], [test x$websock == xtrue])
+echo "websock=${websock}"
+
+
+#
+# Enable ALSA
+#
+AC_ARG_ENABLE([alsa],
+     [  --enable-alsa    Include ALSA dependencies],
+     [case "${enableval}" in
+       yes) alsa=true ;;
+       no)  alsa=false ;;
+       *) AC_MSG_ERROR([bad value ${enableval} for --enable-alsa]) ;;
+     esac],[alsa=false])
+
+	
+if test x"$alsa" = xtrue; then
+AC_CHECK_LIB([asound],[snd_asoundlib_version],[AC_MSG_RESULT([The 'ALSA' library was found.])],[AC_MSG_ERROR([The 'ALSA' library was not found.])])
+AC_DEFINE([cwALSA], 1,[Use libalsa.])
+fi
+
+AM_CONDITIONAL([cwALSA], [test x$alsa == xtrue])
+
+echo "alsa=${alsa}"
+
+#
+# Enable Web
+#
+
+AC_ARG_ENABLE([web],
+     [  --enable-web    Include WEB dependencies],
+     [case "${enableval}" in
+       yes) web=true ;;
+       no)  web=false ;;
+       *) AC_MSG_ERROR([bad value ${enableval} for --enable-web]) ;;
+     esac],[web=false])
+
+	
+if test x"$web" = xtrue; then
+AC_DEFINE([cwWEB], 1,[Use libweb.])
+fi
+
+AM_CONDITIONAL([cwWEB], [test x$web == xtrue])
+
+echo "web=${web}"
+
+
+
+
+AC_CONFIG_FILES([ Makefile ])
+AC_OUTPUT
diff --git a/m4/os_64.m4 b/m4/os_64.m4
new file mode 100644
index 0000000..f84a4a1
--- /dev/null
+++ b/m4/os_64.m4
@@ -0,0 +1,8 @@
+AC_DEFUN([AX_FUNC_OS_64],
+[AC_CACHE_CHECK([operating system address width],
+[ax_cv_os_64],
+[ax_cv_os_64=`uname -m`])
+if test x"$ax_cv_os_64" = xx86_64; then
+AC_DEFINE([OS_64], 1,[Operating system is 64 bits.])
+fi
+]) # AX_FUNC_OS_TYPE
diff --git a/m4/os_type.m4 b/m4/os_type.m4
new file mode 100644
index 0000000..9b2b86e
--- /dev/null
+++ b/m4/os_type.m4
@@ -0,0 +1,11 @@
+AC_DEFUN([AX_FUNC_OS_TYPE],
+[AC_CACHE_CHECK([operating system type],
+[ax_cv_os_type],
+[ax_cv_os_type=`uname`])
+if test x"$ax_cv_os_type" = xLinux; then
+AC_DEFINE([OS_LINUX], 1,[Operating system is Linux.])
+fi
+if test x"$ax_cv_os_type" = xDarwin; then
+AC_DEFINE([OS_OSX], 1,[Operating system is Darwin.])
+fi]) # AX_FUNC_OS_TYPE
+
diff --git a/src/proj/main.cpp b/src/proj/main.cpp
new file mode 100644
index 0000000..6c34aeb
--- /dev/null
+++ b/src/proj/main.cpp
@@ -0,0 +1,14 @@
+#include "cwCommon.h"
+#include "cwLog.h"
+#include "cwCommonImpl.h"
+
+void print( void* arg, const char* text )
+{
+  printf("%s\n",text);
+}
+
+int main( int argc, char* argv[] )
+{
+
+  return 0;
+}