Initial version of hermetic CygWin script.

tools/hermetic_cygwin/make_hermetic_cygwin.sh

+#!/bin/bash
+# Copyright 2010, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+declare NSIS=0 verboase=0
+
+while getopts "nv" flag ; do
+  case "$flag" in
+    n) NSIS=1 ;;
+    v) verbose=1 ;;
+    ?) cat <<END
+  Usage: $0 [-n] [-v]
+  Flags:
+    -n: run NSIS to create actual installer
+    -v: be more verbose when processing data
+    Place CygWin decription file (setup.ini) in current directory, run script.
+    You'll get:
+      1. Downloaded binary files in subdirectory "packages"
+      2. Downloaded source files in subdirectory "packages.src"
+      3. Unpacked files in subdirectory "packages.unpacked"
+      4. Setup log files in subdirectory "setup"
+      5. Ready to use file make_installer.nsi for NSIS installer
+   setup.ini is here: http://mirrors.kernel.org/sourceware/cygwin/setup.ini
+   It's not downloaded by script to keep it hermetic.
+
+    NSIS file format is described here: http://nsis.sourceforge.net/Docs
+END
+      exit 1;;
+  esac
+done
+
+declare CygWin=0
+if [[ "`uname -s`" != "Darwin" ]] ; then
+  if [[ "`uname -o`" = "Cygwin" ]] ; then
+    CygWin=1
+    declare need_restart=0
+    if ((BASH_VERSINFO[0]<4)) ; then
+      need_restart=1
+    fi
+    if ((NSIS)) && ! [ -x NSIS/makensis.exe ] && ! [ -x /bin/7z ] ; then
+      need_restart=1
+    fi
+  fi
+fi
+
+if ((need_restart)) ; then

[dpolukhin, 2010/04/28 13:16:08]

Add comment that it may happen only in Cygwin.

+  if ! [ -x "$PWD/hermetic_cygwin/bin/7z" ] && ! [ -x "$PWD/hermetic_cygwin/bin/7z.exe" ] ; then
+    wget http://build.chromium.org/mirror/nacl/cygwin_mirror/hermetic_cygwin_1_7_5-1_0.exe -O cygwin_mini_setup.exe
+    chmod a+x cygwin_mini_setup.exe
+    "`cygpath $COMSPEC`" /C start /WAIT ".\\cygwin_mini_setup" /CYGPORT /S "/D=`cygpath -w $PWD/hermetic_cygwin`"
+  fi
+  exec "`cygpath $COMSPEC`" /C "`cygpath -w $PWD/hermetic_cygwin/bin/bash`" "`cygpath -w $0`" "$@"
+fi
+
+if ((BASH_VERSINFO[0]<4)) ; then
+  echo "You need Bash4 to use this script" >&2
+  exit 1
+fi
+
+if ((NSIS)) && ((CygWin)) && ! [ -d NSIS ] ; then
+  7z -oNSIS x ../../../third_party/NSIS/nsis-2.45.1-Unicode-setup.exe
+  mkdir -p NSIS/Contrib/Graphics/{Checks,Header,Icons,Wizard}
+  for dirname in Checks Header Icons Wizard ; do
+    mv NSIS/\$_OUTDIR/$dirname/* NSIS/Contrib/Graphics/$dirname
+  done
+  rmdir NSIS/\$_OUTDIR/{Checks,Header,Icons,Wizard,}
+  rm NSIS/\$PLUGINSDIR/*
+  rmdir NSIS/\$PLUGINSDIR
+  mkdir -p "MkLink/nsis"
+  cp -aiv "NSIS/Examples/Plugin/nsis/*" "Mklink/nsis"
+  cp -aiv "MkLink/Release Unicode/MkLink.dll" "NSIS/Plugins"
+fi
+
+declare -A description packages
+. "${0/.sh/.conf}"
+. "`dirname \"$0\"`"/make_installer.inc
+
+CYGWIN_VERSION=1.7.5-1.0
+
+mkdir -p packages{,.src,.unpacked} setup
+
+parse_setup_ini
+fix_setup_inf_info
+rm setup/*.lst.gz
+download_package "Base" "`seq -s ' ' \"$((${#packages[@]}+3))\"`"
+download_addon_packages 2
+if ((include_all_packages)) ; then
+  download_all_packages 1
+else
+  for pkgname in "${!sectionin[@]}" ; do
+    sectionin["$pkgname"]=" 1${sectionin[$pkgname]}"
+  done
+  for pkgname in "${!seed[@]}" ; do
+    seed["$pkgname"]=" 1${seed[$pkgname]}"
+  done
+fi
+fill_required_packages
+fill_filetype_info
+
+(
+  cat <<END
+RequestExecutionLevel user
+SetCompressor $compressor
+SetCompressorDictSize 128
+Name "Hermetic CygWin"
+OutFile hermetic_cygwin_${CYGWIN_VERSION//./_}.exe
+END
+  declare_nsis_variables
+  cat <<END
+
+InstallDir "c:\\cygwin"
+
+!include "MUI2.nsh"
+!include "Sections.nsh"
+
+!define MUI_HEADERIMAGE
+!define MUI_WELCOMEFINISHPAGE_BITMAP "\${NSISDIR}\\Contrib\\Graphics\\Wizard\\win.bmp"
+
+!define MUI_WELCOMEPAGE_TITLE "Welcome to Hermetic CygWin"
+!define MUI_WELCOMEPAGE_TEXT "This wizard will guide you through the installation of Hermetic CygWin $CYGWIN_VERSION.\$\\r\$\\n\$\\r\$\\nHermetic CygWin is simple and reliable way to install pre-defined version of CygWin.\$\\r\$\\n\$\\r\$\\n\$_CLICK"
+
+!define MUI_COMPONENTSPAGE_SMALLDESC
+
+!insertmacro MUI_PAGE_WELCOME
+!insertmacro MUI_PAGE_COMPONENTS
+!insertmacro MUI_PAGE_DIRECTORY
+!insertmacro MUI_PAGE_INSTFILES
+
+!define MUI_FINISHPAGE_LINK "Visit the Native Client site for the news, FAQs and support"
+!define MUI_FINISHPAGE_LINK_LOCATION "http://code.google.com/p/nativeclient-sdk/wiki/GettingStarted"
+
+!insertmacro MUI_PAGE_FINISH
+
+!insertmacro MUI_LANGUAGE "English"
+
+Section "" sec_Preinstall
+  SectionIn `seq -s ' ' $((${#packages[@]}+3))`
+  Push \$R0
+  CreateDirectory "\$INSTDIR\\etc"
+  CreateDirectory "\$INSTDIR\\etc\\setup"
+  FileOpen \$R0 \$INSTDIR\\postinstall.sh w
+  FileWrite \$R0 'export PATH=/usr/local/bin:/usr/bin:/bin\$\nexport CYGWIN="\$\$CYGWIN nodosfilewarning"\$\n'
+  FileClose \$R0
+  FileOpen \$R0 \$INSTDIR\\etc\\setup\\installed.log w
+  FileWrite \$R0 "INSTALLED.DB 2\$\n"
+  FileClose \$R0
+  Pop \$R0
+SectionEnd
+END
+  generate_section_list
+  cat <<END
+Section "" sec_PostInstall
+  SectionIn `seq -s ' ' $((${#packages[@]}+3))`
+  Push \$R0
+  Push \$R1
+  FileOpen \$R0 \$INSTDIR\\postinstall.sh a
+  FileSeek \$R0 0 END
+  FileWrite \$R0 "/bin/sort /etc/setup/installed.log -o /etc/setup/installed.db\$\nrm /etc/setup/installed.log\$\n"
+  FileClose \$R0
+  SetOutPath \$INSTDIR
+  nsExec::ExecToLog '"bin\\bash" -c ./postinstall.sh'
+  Delete \$INSTDIR\\postinstall.sh
+  FileOpen \$R0 \$INSTDIR\\CygWin.bat w
+  StrCpy \$R1 \$INSTDIR 1
+  FileWrite \$R0 "@echo off\$\r\$\n\$\r\$\n\$R1:$\r\$\nchdir \$INSTDIR\$\r\$\nbash --login -i$\r\$\n"
+  FileClose \$R0
+  Pop \$R1
+  Pop \$R0
+SectionEnd
+END
+  generate_init_function 2
+  generate_onselchange_function
+) > make_hermetic_cygwin.nsi
+if ((NSIS)) ; then
+  if [ -e NSIS/makensis.exe ] ; then
+    NSIS/makensis.exe /V2 make_hermetic_cygwin.nsi
+  else
+    makensis /V2 make_hermetic_cygwin.nsi
+  fi
+fi