From 4ac9f9e86431080dc9b519dbfb4635331cf0c526 Mon Sep 17 00:00:00 2001
From: Kevin Day <kevin@kevux.org>
Date: Tue, 28 Feb 2012 19:09:29 -0600
Subject: [PATCH] Add Script: generate

This is the generic bootstrap build scripts for the FSS project.
---
 build/scripts/generate.sh | 324 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 324 insertions(+)
 create mode 100644 build/scripts/generate.sh

diff --git a/build/scripts/generate.sh b/build/scripts/generate.sh
new file mode 100644
index 0000000..54e59f4
--- /dev/null
+++ b/build/scripts/generate.sh
@@ -0,0 +1,324 @@
+#!/bin/bash
+# license: lgpl-2.1
+# programmer: Kevin Day
+#
+# The purpose of this script is to provide a simple bootstrap tool to compile and install any part of the FLL project.
+# The dependencies of this script are: bash, grep, and sed.
+
+generate_main(){
+  local public_name="Simple FLL Project Make Script"
+  local system_name=generate
+  local called_name=$(basename $0)
+  local version=0.2.0
+
+  local grab_next=
+  local do_color=normal
+  local do_help=
+  local i=0
+  local p=
+  local t=0
+
+  local c_reset="\\033[0m"
+  local c_title="\\033[1;33m"
+  local c_error="\\033[1;31m"
+  local c_warning="\\033[0;33m"
+  local c_highlight="\\033[1;32m"
+  local c_notice="\\033[0;01m"
+  local c_important="\\033[0;32m"
+  local c_subtle="\\033[1;30m"
+  local c_prefix="\\"
+
+  local variables=
+  local settings_file=data/build/settings
+  local operation=
+  local path_build=build/
+
+  if [[ $# -gt 0 ]] ; then
+    t=$#
+
+    while [[ $i -lt $t ]] ; do
+      let i=$i+1
+      p=${!i}
+
+      if [[ $grab_next == "" ]] ; then
+        if [[ $p == "-h" || $p == "--help" ]] ; then
+          do_help=yes
+        elif [[ $p == "+n" || $p == "++no_color" ]] ; then
+          do_color=none
+        elif [[ $p == "+l" || $p == "++light" ]] ; then
+          do_color=light
+        elif [[ $p == "+v" || $p == "++version" ]] ; then
+          echo $version
+          return
+        elif [[ $p == "-b" || $p == "--build" ]] ; then
+          grab_next=path_build
+        elif [[ $p == "-s" || $p == "--settings" ]] ; then
+          grab_next=settings_file
+        elif [[ $operation == "" ]] ; then
+          operation=$p
+        else
+          operation=fail
+        fi
+      else
+        if [[ $grab_next == "path_build" ]] ; then
+          path_build=$(echo $p | sed -e 's|^//*|/|' -e 's|/*$|/|')
+        elif [[ $grab_next == "settings_file" ]] ; then
+          settings_file=$(echo $p | sed -e 's|^//*|/|')
+        fi
+
+        grab_next=
+      fi
+    done
+
+    p=
+  fi
+
+  generate_handle_colors
+
+  if [[ $do_help == "yes" ]] ; then
+    generate_help
+    generate_cleanup
+    exit 0
+  fi
+
+  generate_load_settings
+
+  if [[ $operation == "build" && ! -f ${path_build}.built ]] ; then
+    if [[ ! -f ${path_build}.prepared ]] ; then
+      generate_prepare_build
+    fi
+
+    generate_operation_build
+  elif [[ $operation == "clean" ]] ; then
+    generate_operation_clean
+  else
+    echo -e "${c_error}ERROR: only one operation may be specified at a time.$c_reset"
+  fi
+}
+
+generate_handle_colors(){
+  if [[ $do_color == "light" ]] ; then
+    c_error="\\033[1;31m"
+    c_warning="\\033[0;31m"
+    c_title="\\033[1;34m"
+    c_highlight="\\033[0;34m"
+    c_notice="\\033[0;01m"
+    c_important="\\033[0;35m"
+  elif [[ $do_color == "none" ]] ; then
+    c_reset=
+    c_title=
+    c_error=
+    c_warning=
+    c_highlight=
+    c_notice=
+    c_important=
+    c_subtle=
+    c_prefix=
+  fi
+}
+
+generate_help(){
+  echo
+  echo -e "${c_title}$public_name$c_reset"
+  echo -e " ${c_notice}Version $version$c_reset"
+  echo
+  echo -e "$c_highlight$system_name$c_reset $c_notice<${c_reset}operation$c_notice>$c_reset"
+  echo -e " ${c_important}build${c_reset}  Build or compile the code"
+  echo -e " ${c_important}clean${c_reset}  Delete all build files"
+  echo
+  echo -e "${c_highlight}Options:$c_reset"
+  echo -e " -${c_important}h$c_reset, --${c_important}help$c_reset      Print this help screen"
+  echo -e " +${c_important}l$c_reset, ++${c_important}light$c_reset     Use color modes that show up better on light backgrounds"
+  echo -e " +${c_important}n$c_reset, ++${c_important}no_color$c_reset  Do not use color"
+  echo -e " +${c_important}v$c_reset, ++${c_important}version$c_reset   Print the version number of this program"
+  echo
+  echo -e "${c_highlight}Generate Options:$c_reset"
+  echo -e " -${c_important}b$c_reset, --${c_important}build${c_reset}     Specify a custom build directory"
+  echo -e " -${c_important}s$c_reset, --${c_important}settings${c_reset}  Specify a custom build settings file"
+  echo
+}
+
+generate_id(){
+  local name=$1
+
+  case $name in
+    "project_name") echo -n 0;;
+    "project_level") echo -n 1;;
+    "version_major") echo -n 2;;
+    "version_minor") echo -n 3;;
+    "version_micro") echo -n 4;;
+    "build_compiler") echo -n 5;;
+    "build_libraries") echo -n 6;;
+    "build_sources_library") echo -n 7;;
+    "build_sources_program") echo -n 8;;
+    "build_sources_headers") echo -n 10;;
+    "build_shared") echo -n 11;;
+    "flags_all") echo -n 12;;
+    "flags_shared") echo -n 13;;
+    "flags_static") echo -n 14;;
+    "flags_library") echo -n 15;;
+    "flags_program") echo -n 16;;
+  esac
+}
+
+generate_load_settings(){
+  local failure=
+  local i=
+
+  if [[ $settings_file == "" ]] ; then
+    echo -e "${c_error}ERROR: no settings file has been defined.$c_reset"
+    failure=1
+  elif [[ ! -f $settings_file ]] ; then
+    echo -e "${c_error}ERROR: no settings file $c_notice$settings_file$c_error could not be found or is not a valid file.$c_reset"
+    failure=1
+  fi
+
+  if [[ $failure != "" ]] ; then
+    generate_cleanup
+    exit $failure
+  fi
+
+  for i in project_name project_level version_major version_minor version_micro build_compiler build_libraries build_sources_library build_sources_program build_sources_headers build_sources_headers build_shared flags_all flags_shared flags_static flags_library flags_program ; do
+    variables[$(generate_id $i)]=$(grep -s -o "^[[:space:]]*$i\>.*$" $settings_file | sed -e "s|^[[:space:]]*$i\>||" -e 's|^[[:space:]]*||')
+  done
+}
+
+generate_prepare_build(){
+  local failure=
+  local level=${variables[$(generate_id project_level)]}
+
+  mkdir -vp ${path_build}{includes,programs,libraries} || failure=1
+
+  if [[ $failure == "" && $level != "" ]] ; then
+    mkdir -vp ${path_build}includes/level_$level || failure=1
+  fi
+
+  if [[ $failure == "" ]] ; then
+    for i in $headers ; do
+      ln -vsf ../../$i ${path_build}includes/level_$level/
+
+      if [[ $? != 0 ]] ; then
+        failure=1
+        break
+      fi
+    done
+  fi
+
+  if [[ $failure != "" ]] ; then
+    generate_cleanup
+    exit $failure
+  fi
+
+  touch ${path_build}.prepared
+}
+
+generate_operation_build(){
+  local failure=
+  local name=${variables[$(generate_id project_name)]}
+  local level=${variables[$(generate_id project_level)]}
+  local major=${variables[$(generate_id version_major)]}
+  local minor=${variables[$(generate_id version_minor)]}
+  local micro=${variables[$(generate_id version_micro)]}
+  local compiler=${variables[$(generate_id build_compiler)]}
+  local arguments="-I${path_build}includes ${variables[$(generate_id flags_all)]} ${variables[$(generate_id build_libraries)]}"
+  local shared=${variables[$(generate_id build_shared)]}
+  local sources_library=${variables[$(generate_id build_sources_library)]}
+  local sources_program=${variables[$(generate_id build_sources_program)]}
+  local sources_headers=${variables[$(generate_id build_sources_headers)]}
+  local sources=
+  local i=
+
+  if [[ $shared == "yes" ]] ; then
+    if [[ $sources_library != "" ]] ; then
+      for i in $sources_library ; do
+        sources="${sources}sources/c/$i "
+      done
+
+      echo $compiler $arguments ${variables[$(generate_id flags_shared)]} ${variables[$(generate_id flags_library)]} $sources -shared -Wl,-soname,lib$name.so.$major -o ${path_build}libraries/lib$name.so.$major.$minor.$micro
+      $compiler $arguments ${variables[$(generate_id flags_shared)]} ${variables[$(generate_id flags_library)]} $sources -shared -Wl,-soname,lib$name.so.$major -o ${path_build}libraries/lib$name.so.$major.$minor.$micro || failure=1
+
+      if [[ $failure == "" ]] ; then
+        ln -vsf lib$name.so.$major.$minor.$micro ${path_build}libraries/lib$name.so.$major || failure=1
+        ln -vsf lib$name.so.$major ${path_build}libraries/lib$name.so || failure=1
+      fi
+    fi
+
+    if [[ $failure == "" && $sources_program != "" ]] ; then
+      sources=
+      for i in $sources_program ; do
+        sources="${sources}sources/c/$i "
+      done
+
+      echo $compiler $arguments ${variables[$(generate_id flags_shared)]} ${variables[$(generate_id flags_program)]} $sources -o ${path_build}programs/$name
+      $compiler $arguments ${variables[$(generate_id flags_shared)]} ${variables[$(generate_id flags_program)]} $sources -o ${path_build}programs/$name || failure=1
+    fi
+  else
+    if [[ $sources_library != "" ]] ; then
+      for i in $sources_library ; do
+        sources="${sources}sources/c/$i "
+      done
+
+      echo $compiler $arguments ${variables[$(generate_id flags_static)]} ${variables[$(generate_id flags_library)]} $sources -static -o ${path_build}libraries/lib$name.a
+      $compiler $arguments ${variables[$(generate_id flags_static)]} ${variables[$(generate_id flags_library)]} $sources -static -o ${path_build}libraries/lib$name.a || failure=1
+    fi
+
+    if [[ $failure == "" && $sources_program != "" ]] ; then
+      sources=
+      for i in $sources_program ; do
+        sources="${sources}sources/c/$i "
+      done
+
+      echo $compiler $arguments ${variables[$(generate_id flags_static)]} ${variables[$(generate_id flags_program)]} $sources -static -o ${path_build}programs/$name
+      $compiler $arguments ${variables[$(generate_id flags_static)]} ${variables[$(generate_id flags_program)]} $sources -static -o ${path_build}programs/$name || failure=1
+    fi
+  fi
+
+  if [[ $failure == "" && $sources_headers != "" ]] ; then
+    for i in $sources_headers ; do
+      cp -vf sources/c/$i ${path_build}includes/level_$level/ || failure=1
+    done
+  fi
+
+  if [[ $failure != "" ]] ; then
+    echo -e "${c_error}ERROR: failed to build.$c_reset"
+    generate_cleanup
+    exit $failure
+  fi
+
+  touch ${path_build}.built
+}
+
+generate_operation_clean(){
+  local i=
+
+  for i in ${path_build}{includes,programs,libraries} ; do
+    if [[ -e $i ]] ; then
+      rm -vRf $i
+    fi
+  done
+
+  if [[ -f ${path_build}.prepared ]] ; then
+    rm -vf ${path_build}.prepared
+  fi
+
+  if [[ -f ${path_build}.built ]] ; then
+    rm -vf ${path_build}.built
+  fi
+}
+
+generate_cleanup(){
+  unset generate_main
+  unset generate_handle_colors
+  unset generate_help
+  unset generate_id
+  unset generate_load_settings
+  unset generate_prepare_build
+  unset generate_operation_build
+  unset generate_operation_install
+  unset generate_operation_uninstall
+  unset generate_operation_clean
+  unset generate_cleanup
+}
+
+generate_main $*
+generate_cleanup
-- 
1.8.3.1