From OLPC

Contents 1 RPM dev 1.1 initial setup 1.2 obtaining/unpacking source and preparing build env 1.3 unpacking sources 1.4 building 1.5 installing 2 links 3 misc 4 additional notes for XO devel 5 easy flashing from USB 6 reverse dependencies

[edit] RPM dev

[edit] initial setup

• install packages: fedora-rpmdevtools yum-utils
• run rpmdev-setuptree to create ~/rpmbuild hierarchy and .rpmmacros settings

[edit] obtaining/unpacking source and preparing build env

• Find the source RPM either in the fedora archives or run yumdownloader --source <package>
• install build-dependencies: sudo yum-builddep foo.src.rpm
• unpack the sources: rpm -Uvh foo.src.rpm

[edit] unpacking sources

• only if you want to generate new patches or whatever: cd ~/SPECS; rpmbuild -bp --target=`uname -m` foo.spec

[edit] building

• cd ~/SPECS; rpmbuild -bb --target=`uname -m foo.spec
• output is in ~/RPMS/<arch>

[edit] installing

• sudo rpm -ivh --force ../RPMS/foo.rpm

[edit] links

• install custom kernel: http://fedoraproject.org/wiki/Docs/CustomKernel
  • includes some of the above
• how to use rpm: http://www.rpm.org/max-rpm/
• fedora packager's handbook
• building packages guide
• fedora package cvs
• creating package howto

[edit] misc

• query installed sofware version: rpm -q <package>

[edit] additional notes for XO devel

• other packages needed: git
• other development utils I use: quilt

[edit] easy flashing from USB

• download osXYZ.img and osXYZ.crc to usb drive
• plug usb drive into XO
• press esc during boot to reach openfirmware prompt
• run copy-nand u:\osXYZ.img?
• this wipes everything
• run boot

[edit] reverse dependencies

• what requires libgnome?
  • rpm -q --provides libgnome
  • for each line of output: rpm -q --whatrequires FOO
• what does libgnome require?
  • rpm -q -R libgnome