Convert SRPM to CONFIGURE

Understanding srpm and configure file formats

SRPM stands for Source RPM Package, a file format used in Linux distributions like Red Hat, CentOS, and Fedora. It contains the source code, patches, and a .spec file needed to build a binary RPM package. SRPMs are essential for developers and system administrators who want to inspect, modify, or rebuild software from its source.

A configure file is typically a shell script generated by GNU Autotools. It is used to prepare the build environment for compiling software from source. Running ./configure checks system dependencies and creates appropriate Makefiles for the build process.

Why convert srpm to configure?

Converting an SRPM to a configure file is not a direct file conversion. Instead, it involves extracting the source code from the SRPM and locating or generating the configure script, which is often included in the source tarball. This process is useful for developers who want to build software manually or port it to another system.

How to extract configure from an srpm

1. Install rpm-build tools: Ensure you have rpm-build and rpmdevtools installed on your system.
2. Extract the SRPM: Use the following command:
   rpm2cpio package.src.rpm | cpio -idmv
3. Locate the source tarball: The extraction will produce a .tar.gz or .tar.bz2 file, usually containing the source code.
4. Extract the source tarball:
   tar -xf package-version.tar.gz
5. Find or generate the configure script:
   
   • If configure exists, you can use it directly.
   • If not, generate it using Autotools:
     autoreconf -i

Best software for srpm extraction

The most reliable tools for handling SRPMs and extracting the configure script are:

• rpm2cpio: Converts SRPMs to a cpio archive for extraction.
• cpio: Extracts files from the cpio archive.
• Autotools (autoconf, automake, autoreconf): Generates the configure script if missing.

These tools are available on most Linux distributions and can be installed via the package manager.

Summary

While there is no direct file conversion from SRPM to configure, you can extract the source code from an SRPM and obtain or generate the configure script using standard Linux tools. This process is essential for building software from source and customizing the build process.