commit ca717c87d71bd08fa6224dc30ac94b8586cd328c
Author: EnumDev <enumdev@enumerated.dev>
Date:   Thu May 8 16:54:26 2025 +0300

    Initial Commit

diff --git a/pkg.info b/pkg.info
new file mode 100644
index 0000000..d643372
--- /dev/null
+++ b/pkg.info
@@ -0,0 +1,8 @@
+name: fftw
+description: C subroutine library for computing the discrete Fourier transform
+version: 3.3.10
+url: http://www.fftw.org/
+license: GPL2-or-later
+architecture: any
+depends: ["gcc","glibc"]
+type: source
diff --git a/source.sh b/source.sh
new file mode 100644
index 0000000..7520e23
--- /dev/null
+++ b/source.sh
@@ -0,0 +1,70 @@
+# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
+# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
+# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT
+
+DOWNLOAD="https://www.fftw.org/fftw-${BPM_PKG_VERSION}.tar.gz"
+FILENAME="${DOWNLOAD##*/}"
+
+# The prepare function is executed in the root of the temp directory
+# This function is used for downloading files and putting them into the correct location
+prepare() {
+  wget "$DOWNLOAD"
+  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
+}
+
+# The build function is executed in the source directory
+# This function is used to compile the source code
+build() {
+  # Build double precision arithmetic version
+  mkdir "$BPM_SOURCE"/double_precision
+  cd "$BPM_SOURCE"/double_precision
+  ../configure --prefix=/usr --enable-shared --disable-static --enable-threads --enable-sse2 --enable-avx --enable-avx2
+  make
+
+  # Build single precision arithmetic version
+  mkdir "$BPM_SOURCE"/single_precision
+  cd "$BPM_SOURCE"/single_precision
+  ../configure --prefix=/usr --enable-shared --disable-static --enable-threads --enable-sse2 --enable-avx --enable-avx2 --enable-float
+  make
+
+  # Build long double precision arithmetic version
+  mkdir "$BPM_SOURCE"/long_double_precision
+  cd "$BPM_SOURCE"/long_double_precision
+  ../configure --prefix=/usr --enable-shared --disable-static --enable-threads --enable-long-double
+  make
+}
+
+# The check function is executed in the source directory
+# This function is used to run tests to verify the package has been compiled correctly
+check() {
+  # Check double precision arithmetic version
+  cd "$BPM_SOURCE"/double_precision
+  make check
+
+  # Check single precision arithmetic version
+  cd "$BPM_SOURCE"/single_precision
+  make check
+
+  # Check long double precision arithmetic version
+  cd "$BPM_SOURCE"/long_double_precision
+  make check
+}
+
+# The package function is executed in the source directory
+# This function is used to move the compiled files into the output directory
+package() {
+  # Package double precision arithmetic version
+  cd "$BPM_SOURCE"/double_precision
+  make DESTDIR="$BPM_OUTPUT" install
+
+  # Package single precision arithmetic version
+  cd "$BPM_SOURCE"/single_precision
+  make DESTDIR="$BPM_OUTPUT" install
+
+  # Package long double precision arithmetic version
+  cd "$BPM_SOURCE"/long_double_precision
+  make DESTDIR="$BPM_OUTPUT" install
+
+  # Install license
+  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/fftw/COPYING
+}