Initial commit.

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diff --git a/dev-tex/circuit_macros/ChangeLog b/dev-tex/circuit_macros/ChangeLog
new file mode 100644
index 000000000000..ecc258a623c4
--- /dev/null
+++ b/dev-tex/circuit_macros/ChangeLog
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+# ChangeLog for dev-tex/circuit_macros
+# Copyright 1999-2013 Gentoo Foundation; Distributed under the GPL v2
+# $Header: /var/cvsroot/gentoo-x86/dev-tex/circuit_macros/ChangeLog,v 1.1 2013/06/11 14:41:06 calchan Exp $
+
+*circuit_macros-7.5 (11 Jun 2013)
+
+  11 Jun 2013; Denis Dupeyron <calchan@gentoo.org> +circuit_macros-7.5.ebuild,
+  +files/CM2pdf, +metadata.xml:
+  Initial commit.
+
diff --git a/dev-tex/circuit_macros/circuit_macros-7.5.ebuild b/dev-tex/circuit_macros/circuit_macros-7.5.ebuild
new file mode 100644
index 000000000000..e4b672a46e2e
--- /dev/null
+++ b/dev-tex/circuit_macros/circuit_macros-7.5.ebuild
@@ -0,0 +1,54 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/dev-tex/circuit_macros/circuit_macros-7.5.ebuild,v 1.1 2013/06/11 14:41:06 calchan Exp $
+
+EAPI=5
+
+inherit unpacker texlive-common
+
+DESCRIPTION="M4 Macros for Electric circuit diagrams in TeX or LaTeX"
+HOMEPAGE="https://ece.uwaterloo.ca/~aplevich/Circuit_macros/"
+SRC_URI="http://mirrors.ctan.org/graphics/circuit_macros.zip -> circuit_macros-7.5.zip"
+
+LICENSE="LPPL-1.3c"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="doc examples +script"
+
+DEPEND=""
+RDEPEND="|| ( app-text/texlive[graphics] app-text/texlive[pstricks] )
+	media-gfx/dpic
+	sys-devel/m4
+	script? ( app-text/texlive[graphics]
+		dev-texlive/texlive-latexextra )"
+
+S="${WORKDIR}/${PN}"
+
+src_compile() {
+	:
+}
+
+src_install() {
+	insinto /usr/share/${PN}
+	doins *.m4
+	insinto /usr/share/texmf-site/tex/latex/${PN}
+	doins boxdims.sty
+	dodoc README CHANGES Makefile doc/CMman.pdf
+	rm -f doc/CMman.pdf
+	use doc && dodoc -r doc
+	use examples && dodoc -r examples
+	use script && dobin "${FILESDIR}/CM2pdf"
+	docompress -x \
+		/usr/share/doc/${PF}/Makefile \
+		/usr/share/doc/${PF}/doc \
+		/usr/share/doc/${PF}/examples
+}
+
+pkg_postinst() {
+	etexmf-update
+	use script && einfo "CM2pdf was installed to automatically create PDFs"
+}
+
+pkg_postrm() {
+	etexmf-update
+}
diff --git a/dev-tex/circuit_macros/files/CM2pdf b/dev-tex/circuit_macros/files/CM2pdf
new file mode 100755
index 000000000000..5629d2c5c7d0
--- /dev/null
+++ b/dev-tex/circuit_macros/files/CM2pdf
@@ -0,0 +1,25 @@
+#! /bin/bash
+
+if [[ "$#" != 1 ]]
+then
+	echo "Usage:"
+	echo "CM2pdf path/to/file.m4"
+	exit
+fi
+
+if [[ "${1##*.}" != "m4" ]]
+then
+	echo "Input file must have .m4 suffix"
+	exit
+fi
+
+tempdir=$(mktemp -d)
+cp -f "${1}" "${tempdir}/source.m4"
+pushd "${tempdir}" > /dev/null
+
+m4 -I /usr/share/circuit_macros pgf.m4 source.m4 | dpic -g > source.tex
+pdflatex "\documentclass{standalone}\usepackage{tikz,boxdims}\begin{document}\input source.tex\end{document}"
+
+popd > /dev/null
+cp "${tempdir}/standalone.pdf" "${1%.m4}.pdf"
+rm -rf "${tempdir}"
diff --git a/dev-tex/circuit_macros/metadata.xml b/dev-tex/circuit_macros/metadata.xml
new file mode 100644
index 000000000000..2bb86304fa57
--- /dev/null
+++ b/dev-tex/circuit_macros/metadata.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+<herd>tex</herd>
+<herd>sci-electronics</herd>
+<maintainer>
+	<email>calchan@gentoo.org</email>
+</maintainer>
+<longdescription>Set of macros for drawing high-quality line diagrams to include
+	in TeX, LaTeX, or similar documents. Fundamental electric circuit
+	elements and basic logic gates are included with several tools and
+	examples of other types of diagrams.
+</longdescription>
+<use>
+	<flag name="script">Install CM2pdf to automatically create a correctly
+		sized PDF from a circuit_macro m4 source
+	</flag>
+</use>
+</pkgmetadata>