# Automake {#setup-hook-automake}
Adds the `share/aclocal` subdirectory of each build input to the `ACLOCAL_PATH` environment variable.
Title: Automake Setup Hook
Summary
This hook modifies the `ACLOCAL_PATH` environment variable by adding the `share/aclocal` subdirectory of each build input, making Automake macros available during the build process.