# Maintainer: Pekka Helenius < fincer89 [at] hotmail [dot] com >

pkgname=magiclantern-tools
pkgver=1
pkgrel=1
pkgdesc="Magic Lantern Linux-compatible image processing tools for pictures taken with Canon DSLR's with Magic Lantern firmware."
arch=('any')
url='https://bitbucket.org/hudson/magic-lantern'
license=("GPL")
depends=('perl-image-exiftool' 'dcraw')
optdepends=('octave')
makedepends=('mercurial')

#REQUIRED BY MODULES
#Use these dependencies only if you try compile more modules. They rely partially on rst2html5 package.
#makedepends=('rst2html5' 'python-docutils')

arm_compiler=gcc-arm-none-eabi-4_8-2013q4
source=(
  "https://launchpad.net/gcc-arm-embedded/4.8/4.8-2013-q4-major/+download/$arm_compiler-20131204-linux.tar.bz2"
  "Makefile.user"
  "01-patch_tcc_makefile-fix.patch"
  "02_patch_cr2hdr-source_add-dryrun.patch"
  "03_patch_add_baseline-exif.patch"
  "04_patch_cr2hdr_disable-strings.patch"
  "05_patch_modules-makefile_disable-strings.patch"
)
md5sums=('4869e6a6e1dc11ea0835e8b8213bb194'
         '035e3049e5f3205680566ffc6c6e9023'
         'd2f975ad4896c3b82a5076bd396ceec6'
         '2a921d40e65004bb0f9f4d274b83ff04'
         '317c4ce8317182a98700b57b285ef184'
         'd2e57664cbc7310521eee4b0b13a3f41'
         '25281350b6a5a9f40a1b40933f0de829')

prepare() {
 cd "$srcdir"/

 #####
 #Download Magic Lantern latest source files
 msg2 "Downloading Magic Lantern source code"
 hg clone -r unified https://bitbucket.org/hudson/magic-lantern
 #####

 #This is an ugly hack, I know. Make sure you update the patch file if you change ARM compiler
 patch -Np1 -i "$srcdir"/01-patch_tcc_makefile-fix.patch
 
 #Implement Dry Run feature in CR2HDR
 patch -Np1 -i "$srcdir"/02_patch_cr2hdr-source_add-dryrun.patch

 #Write Baseline Exposure values to EXIF tags:
 patch -Np1 -i "$srcdir"/03_patch_add_baseline-exif.patch
 
 #All modules have python issues (outdated code?) so they don't compile. The problem is related to version etc. strings. Just disable them and compile the code. Only used for cr2hdr (as we need it, not other modules)
 patch -Np1 -i "$srcdir"/04_patch_cr2hdr_disable-strings.patch
 patch -Np1 -i "$srcdir"/05_patch_modules-makefile_disable-strings.patch

 #Custom compilation settings for Magic Lantern (Mainly ARM compiler path redefinition)
 ln -fs "$srcdir"/Makefile.user "$srcdir"/magic-lantern/Makefile.user
 
 #Link downloaded ARM compiler files to Magic Lantern directory
 ln -fs "$srcdir"/$arm_compiler "$srcdir"/magic-lantern/$arm_compiler
}

build() {
  cd ${srcdir}
  export PATH=$PATH:${PWD}/${arm_compiler}/bin

  cd "$srcdir"/magic-lantern  #/modules/dual_iso
 
#######################################
# FIRMWARE                                      - MODULES FAIL TO BUILD DUE TO PYTHON ISSUES
 
 ##make 5D3          #5D Mark 3 - Both firmwares - DOESN'T INCLUDE MODULES YET
 ##make 5D3.113      #5D Mark 3 - Firmware 1.1.3 - DOESN'T INCLUDE MODULES YET

 #make 5D3.123       #5D Mark 3 - Firmware 1.2.3 - DOESN'T INCLUDE MODULES YET
 #mkdir -p "$startdir"/5dmark3_firmware_123/
 #cp "$srcdir"/magic-lantern/platform/5D3.123/{autoexec.bin,ML-SETUP.FIR} "$startdir"/5dmark3_firmware_123/ #magiclantern.bin,version.bin

#######################################
# MODULES

 #make all_modules   #All modules               - FAIL TO BUILD DUE TO PYTHON ISSUES

#CR2HDR application for host computer
 cd "$srcdir"/magic-lantern/modules/dual_iso
 make cr2hdr
 cd ..
 
#MLV_DUMP application for host computer
 cd "$srcdir"/magic-lantern/modules/mlv_rec
 make mlv_dump
 cd ..
 
}

package()
{
mkdir -p "$pkgdir"/usr/bin
cp "$srcdir"/magic-lantern/modules/dual_iso/cr2hdr "$pkgdir"/usr/bin
cp "$srcdir"/magic-lantern/modules/mlv_rec/mlv_dump "$pkgdir"/usr/bin/mlvdump
}