Creating rpm packages

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1. Install 'rpmdevtools' and 'rpmlint' packages
2. Use 'rpmdev-setuptree' command to create rpmbuild folder and sub-folders in current users home folder
3. Create 'hello.txt' file using 'echo hello > ~/rpmbuild/SOURCES/hello.txt'
4. Create 'hello_world.spec' file with following contents:

   Name: hello_world
   Version: 1.0
   Release:        1%{?dist}
   Summary: Test hello world package to learn rpm
   
   License: GPL
   URL: http://www.sbarjatiya.com/
   Source0: hello.txt
   
   %description
   
   Just a test package to learn RPM
   
   %prep
   cp $RPM_SOURCE_DIR/hello.txt $RPM_BUILD_DIR
   
   %build
   
   %install
   rm -rf $RPM_BUILD_ROOT
   mkdir -p $RPM_BUILD_ROOT
   cp hello.txt $RPM_BUILD_ROOT
   
   %clean
   rm -rf $RPM_BUILD_ROOT
   
   
   %files
   %defattr(-,root,root,-)
   /hello.txt
   
   
   %changelog
   * Tue Oct 10 2013 Saurabh Barjatiya <barjatiya.saurabh@gmail.com>
   - Created spec file for hello_world project with hello.txt file

5. Go to '~/rpmbuild/SPECS' folder
6. Use 'rpmbuild -ba hello_world.spec' command to create rpm file
7. Test created rpm using 'sudo rpm -ivh ../RPMS/x86_64/hello*.rpm'
8. Verify there is hello.txt file in / using 'ls -l /'

Steps learned using http://rpmbuildtut.wordpress.com/ and http://www.rpm.org/max-rpm/ch-rpm-build.html

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