autoheader command in Linux with Examples Last Updated : 01 Oct, 2024 Comments Improve Suggest changes Like Article Like Report autoheader command in Linux is used to create a template file of C “#define” or any other template header for configure to use. If the user will give autoheader an argument, it reads the standard input instead of reading configure.ac and also writes the header file to the standard output. This command scans the configure.ac file and figures out which C preprocessor symbols it might have defined.Syntaxautoheader [OPTION]... [TEMPLATE-FILE]where,TEMPLATE-FILE: Specify the input file if you want autoheader to read a file other than "configure.ac". If no file is provided, autoheader will default to reading the "configure.ac" file.Key Options for the autoheader CommandHere are the most commonly used options with the autoheader command:1. -h, --help: Display the help message and then exits. autoheader -h or autoheader --help2. -V, --version: Shows the version number of autoheader and exits. autoheader -V or autoheader --version3. -v, --verbose: Provides a detailed (verbose) report of the processing done by autoheader.autoheader -v filename or autoheader --verbose filename4. -d, --debug: Ensures that temporary files created during the execution of autoheader are not deleted, allowing you to debug the process. autoheader -d filename or autoheader --debug filename5. -f, --force: Forces autoheader to treat all files as outdated, effectively regenerating them.autoheader -f or autoheader --force6. -w, --warnings: Reports warnings related to specific categories. You can specify a category of warnings for autoheader to report. This is useful for ensuring that your configuration script is robust and free of potential issues. autoheader -w category or autoheader --warnings category The other warning categories are: ConclusionThe autoheader command is a vital part of the Autoconf toolchain, automating the creation of template header files for configuration scripts. This reduces manual work and helps ensure that your software can be configured and compiled across different environments. Comment More infoAdvertise with us N NishanthVaidya Follow Improve Article Tags : Linux-Unix linux-command Linux-misc-commands Similar Reads aplaymidi Command in Linux with Examples aplaymidi command in Linux is used to play standard MIDI(Musical Instrument Digital Interface) files, by sending the content of a MIDI file to an ALSA(Advanced Linux Sound Architecture) MIDI port, sound renderer like timidity or a hardware MIDI device is required to play MIDI files. 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