[gentoo-commits] proj/sci:pkg-config commit in: eclass/

[Justin Lecher]

commit:     1217b9add9d88d9174efa5f3f4a5d0c944607915
Author:     Justin Lecher <jlec <AT> gentoo <DOT> org>
AuthorDate: Wed Nov 28 20:41:46 2012 +0000
Commit:     Justin Lecher <jlec <AT> gentoo <DOT> org>
CommitDate: Wed Nov 28 20:41:46 2012 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/sci.git;a=commit;h=1217b9ad

full featured

Signed-off-by: Justin Lecher <jlec <AT> gentoo.org>

---
 eclass/pkgconfig.eclass |  161 +++++++++++++++++++++++++++++------------------
 1 files changed, 100 insertions(+), 61 deletions(-)

diff --git a/eclass/pkgconfig.eclass b/eclass/pkgconfig.eclass
index e56e54e..cd401de 100644
--- a/eclass/pkgconfig.eclass
+++ b/eclass/pkgconfig.eclass
@@ -15,41 +15,43 @@ inherit multilib
 # @REQUIRED
 # @DESCRIPTION:
 # Offset for current package
-:{PC_PREFIX:-"${EPREFIX}/usr"}
+: ${PC_PREFIX:="${EPREFIX}/usr"}
 
 # @ECLASS-VARIABLE: PC_EXEC_PREFIX
 # @REQUIRED
 # @DESCRIPTION:
 # Offset for current package
-:{PC_EXEC_PREFIX:-"${PC_PREFIX}"}
+: ${PC_EXEC_PREFIX:="${PC_PREFIX}"}
 
 # @ECLASS-VARIABLE: PC_LIBDIR
 # @DESCRIPTION:
-# libdir to use, defaults to standard system libdir aka /usr/lib*
+# libdir to use
+: ${PC_LIBDIR:="${EPREFIX}/usr/$(get_libdir)"}
 
 # @ECLASS-VARIABLE: PC_INCLUDEDIR
 # @DESCRIPTION:
-# include dir to use, defaults to standard system libdir aka /usr/include
-:{PC_INCLUDEDIR:-"${PC_PREFIX}/include"}
+# include dir to use
+: ${PC_INCLUDEDIR:="${PC_PREFIX}/include"}
 
-# A human-readable name for the library or package, defaults to PN
-: {PC_NAME:-${PN}}
+# @ECLASS-VARIABLE: PC_NAME
+# @DESCRIPTION:
+# A human-readable name for the library or package
+: ${PC_NAME:=${PN}}
 
 # @ECLASS-VARIABLE: PC_DESCRIPTION
 # @DESCRIPTION:
-# A brief description of the package, defaults to DESCRIPTION
-:{PC_DESCRIPTION:-DESCRIPTION}
+# A brief description of the package
+: ${PC_DESCRIPTION:=${DESCRIPTION}}
 
 # @ECLASS-VARIABLE: PC_URL
 # @DESCRIPTION:
-# An URL where people can get more information about and download the package,
-# defaults to HOMEPAGE
-:{PC_URL:-HOMEPAGE}
+# An URL where people can get more information about and download the package
+: ${PC_URL:=${HOMEPAGE}}
 
 # @ECLASS-VARIABLE: PC_VERSION
 # @DESCRIPTION:
-# A string specifically defining the version of the package, defaults to ${PV}
-:{PC_VERSION:-PV}
+# A string specifically defining the version of the package
+: ${PC_VERSION:=${PV}}
 
 # @ECLASS-VARIABLE: PC_REQUIRES
 # @DEFAULT_UNSET
@@ -64,7 +66,7 @@ inherit multilib
 # applications. The version specific rules from the PC_REQUIRES field also
 # apply here.
 
-# @ECLASS-VARIABLE: PC_CONFLICT
+# @ECLASS-VARIABLE: PC_CONFLICTS
 # @DEFAULT_UNSET
 # @DESCRIPTION:
 # An optional field describing packages that this one conflicts with.
@@ -72,13 +74,6 @@ inherit multilib
 # This field also takes multiple instances of the same package. E.g.,
 # Conflicts: bar < 1.2.3, bar >= 1.3.0.
 
-# @ECLASS-VARIABLE: PC_CFLAGS
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# The compiler flags specific to this package and any required libraries
-# that don't support pkg-config. If the required libraries support
-# pkg-config, they should be added to PC_REQUIRES or PC_REQUIRES_PRIVATE.
-
 # @ECLASS-VARIABLE: PC_LIBS
 # @DEFAULT_UNSET
 # @DESCRIPTION:
@@ -91,46 +86,90 @@ inherit multilib
 # The link flags for private libraries required by this package but not
 # exposed to applications. The same rule as PC_CFLAGS applies here.
 
+# @ECLASS-VARIABLE: PC_CFLAGS
+# @DEFAULT_UNSET
+# @DESCRIPTION:
+# The compiler flags specific to this package and any required libraries
+# that don't support pkg-config. If the required libraries support
+# pkg-config, they should be added to PC_REQUIRES or PC_REQUIRES_PRIVATE.
+
 # @FUNCTION: create_pkgconfig
+# @USAGE: [-p | --prefix PC_PREFIX] [-e | --exec-prefix PC_EXEC_PREFIX] [-L | --libdir PC_LIBDIR ] [-I | --includedir PC_INCLUDEDIR ] [-n | --name PC_NAME] [-d | --description PC_DESCRIPTION] [-V | --version PC_VERSION] [-u | --url PC_URL] [-r | --requires PC_REQUIRES] [--requires-private PC_REQUIRES_PRIVATE] [--conflicts PC_CONFLICTS] [-l | --libs PC_LIBS] [--libs-private PC_LIBS_PRIVATE] [-c | --cflags PC_CFLAGS] <filename>
 # @DESCRIPTION:
+# Creates and installs .pc file. Function arguments overrule the global set
+# eclass variables. The function should only be executed in src_install().
 create_pkgconfig() {
-	local name
-	case ${1} in
-		-i | --includedir )
-			shift
-			PC_INCLUDEDIR=${1}
-			;;
-		-l | --libdir )
-			shift
-			PC_LIBDIR=${1}
-			;;
-		-* )
-			die "Unknown option ${1}"
-		* )
-			name=${1}
-			;;
-	esac
-
-	[[ -z ${name} ]] && die "Missing name for pkg-config file"
-	[[ -z ${PC_LIBDIR]] || PC_LIBDIR="${EPREFIX}/usr/$(get_libdir)"
-
-	cat > ${T}/${pcname}.pc <<- EOF
-	prefix="${EPREFIX}/usr"
-exec_prefix=\${prefix}
-libdir=\${prefix}/$(get_libdir)
-includedir=\${prefix}/include
-
-Name: ${pcname}
-Description: ${PN} ${pcname}
-Version: ${PV}
-URL: ${HOMEPAGE}
-Requires:
-Requires.private:
-Conflicts:
-Libs.private:
-Libs: -L\${libdir} -l${libname} $@
-Cflags: -I\${includedir}/${PN}
-${PCREQ}
-EOF
-
+	local pcname
+
+	[[ "${EBUILD_PHASE}" != "install" ]] && \
+		die "create_pkgconfig should only be used in src_install()"
+
+	while (($#)); do
+		case ${1} in
+			-p | --prefix )
+				shift; PC_PREFIX=${1} ;;
+			-e | --exec-prefix )
+				shift; PC_EXEC_PREFIX=${1} ;;
+			-L | --libdir )
+				shift; PC_LIBDIR=${1} ;;
+			-I | --includedir )
+				shift; PC_INCLUDEDIR=${1} ;;
+			-n | --name )
+				shift; PC_NAME=${1} ;;
+			-d | --description )
+				shift; PC_DESCRIPTION=${1} ;;
+			-V | --version )
+				shift; PC_VERSION=${1} ;;
+			-u | --url )
+				shift; PC_URL=${1} ;;
+			-r | --requires )
+				shift; PC_REQUIRES=${1} ;;
+			--requires-private )
+				shift; PC_REQUIRES_PRIVATE=${1} ;;
+			--conflicts )
+				shift; PC_CONFLICTS=${1};;
+			-l | --libs )
+				shift; PC_LIBS=${1} ;;
+			--libs-private )
+				shift; PC_LIBS_PRIVATE=${1} ;;
+			-c | --cflags )
+				shift; PC_CFLAGS=${1} ;;
+			-* )
+				ewarn "Unknown option ${1}" ;;
+			* )
+				pcname=${1} ;;
+		esac
+		shift
+	done
+
+	[[ -z ${pcname} ]] && die "Missing name for pkg-config file"
+	: ${PC_PREFIX:="${EPREFIX}/usr"}
+	: ${PC_EXEC_PREFIX:="${PC_PREFIX}"}
+	: ${PC_LIBDIR:="${EPREFIX}/usr/$(get_libdir)"}
+	: ${PC_INCLUDEDIR:="${PC_PREFIX}/include"}
+	: ${PC_NAME:=${PN}}
+	: ${PC_DESCRIPTION:=${DESCRIPTION}}
+	: ${PC_URL:=${HOMEPAGE}}
+	: ${PC_VERSION:=${PV}}
+
+	cat > "${T}"/${pcname}.pc <<- EOF
+	prefix="${PC_PREFIX}"
+	exec_prefix="${PC_EXEC_PREFIX}"
+	libdir="${PC_LIBDIR}"
+	includedir="${PC_INCLUDEDIR}"
+
+	Name: ${PC_NAME}
+	Description: ${PC_DESCRIPTION}
+	Version: ${PC_VERSION}
+	URL: ${PC_URL}
+	Requires: ${PC_REQUIRES}
+	Requires.private: ${PC_REQUIRES_PRIVATE}
+	Conflicts: ${PC_CONFLICTS}
+	Cflags: ${PC_CFLAGS}
+	Libs: ${PC_LIBS}
+	Libs.private: ${PC_LIBS_PRIVATE}
+	EOF
+
+	insinto /usr/$(get_libdir)/pkgconfig
+	doins "${T}"/${pcname}.pc
 }