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Revision 1.16 Revision 1.30
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.16 2005/04/20 15:43:37 liquidx Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/python.eclass,v 1.30 2007/02/03 00:18:52 kloeri Exp $
4# 4#
5# Author: Alastair Tse <liquidx@gentoo.org> 5# Author: Alastair Tse <liquidx@gentoo.org>
6# 6#
7# A Utility Eclass that should be inherited by anything that deals with 7# A Utility Eclass that should be inherited by anything that deals with
8# Python or Python modules. 8# Python or Python modules.
17# orphaned *.pyc *.pyo 17# orphaned *.pyc *.pyo
18# python_makesym() - Makes /usr/bin/python symlinks 18# python_makesym() - Makes /usr/bin/python symlinks
19 19
20inherit alternatives 20inherit alternatives
21 21
22ECLASS="python" 22
23INHERITED="$INHERITED $ECLASS" 23if [[ -n "${NEED_PYTHON}" ]] ; then
24 DEPEND=">=dev-lang/python-${NEED_PYTHON}"
25 RDEPEND="${DEPEND}"
26fi
27
28__python_eclass_test() {
29 __python_version_extract 2.3
30 echo -n "2.3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
31 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
32 __python_version_extract 2.3.4
33 echo -n "2.3.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
34 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
35 __python_version_extract 2.3.5
36 echo -n "2.3.5 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
37 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
38 __python_version_extract 2.4
39 echo -n "2.4 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
40 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
41 __python_version_extract 2.5b3
42 echo -n "2.5b3 -> PYVER: $PYVER PYVER_MAJOR: $PYVER_MAJOR"
43 echo " PYVER_MINOR: $PYVER_MINOR PYVER_MICRO: $PYVER_MICRO"
44}
24 45
25# 46#
26# name: python_disable/enable_pyc 47# name: python_disable/enable_pyc
27# desc: tells python not to automatically recompile modules to .pyc/.pyo 48# desc: tells python not to automatically recompile modules to .pyc/.pyo
28# even if the timestamps/version stamps don't match. this is 49# even if the timestamps/version stamps don't match. this is
43# 64#
44# name: python_version 65# name: python_version
45# desc: run without arguments and it will export the version of python 66# desc: run without arguments and it will export the version of python
46# currently in use as $PYVER 67# currently in use as $PYVER
47# 68#
69
70__python_version_extract() {
71 verstr=$1
72 export PYVER_MAJOR=${verstr:0:1}
73 export PYVER_MINOR=${verstr:2:1}
74 if [ "${verstr:3}x" = ".x" ]; then
75 export PYVER_MICRO=${verstr:4}
76 fi
77 export PYVER="${PYVER_MAJOR}.${PYVER_MINOR}"
78}
79
48python_version() { 80python_version() {
49 local tmpstr 81 local tmpstr
50 python=${python:-/usr/bin/python} 82 python=${python:-/usr/bin/python}
51 tmpstr="$(${python} -V 2>&1 )" 83 tmpstr="$(${python} -V 2>&1 )"
52 export PYVER_ALL="${tmpstr#Python }" 84 export PYVER_ALL="${tmpstr#Python }"
53 85 __python_version_extract $PYVER_ALL
54 export PYVER="${PYVER_ALL%.*}"
55 export PYVER_MAJOR="${PYVER%.*}"
56 export PYVER_MINOR="${PYVER##*.}"
57 export PYVER_MICRO="${PYVER_ALL##*.}"
58} 86}
59 87
60# 88#
61# name: python_makesym 89# name: python_makesym
62# desc: run without arguments, it will create the /usr/bin/python symlinks 90# desc: run without arguments, it will create the /usr/bin/python symlinks
73# support. If not, prints an error message and dies. 101# support. If not, prints an error message and dies.
74# 102#
75python_tkinter_exists() { 103python_tkinter_exists() {
76 if ! python -c "import Tkinter" >/dev/null 2>&1; then 104 if ! python -c "import Tkinter" >/dev/null 2>&1; then
77 eerror "You need to recompile python with Tkinter support." 105 eerror "You need to recompile python with Tkinter support."
78 eerror "That means: USE='tcltk' emerge python" 106 eerror "Try adding: 'dev-lang/python tk'"
107 eerror "in to /etc/portage/package.use"
79 echo 108 echo
80 die "missing tkinter support with installed python" 109 die "missing tkinter support with installed python"
81 fi 110 fi
82} 111}
83 112
87# python module is installed and loadable. it will return 116# python module is installed and loadable. it will return
88# TRUE(0) if the module exists, and FALSE(1) if the module does 117# TRUE(0) if the module exists, and FALSE(1) if the module does
89# not exist. 118# not exist.
90# exam: 119# exam:
91# if python_mod_exists gtk; then 120# if python_mod_exists gtk; then
92# echo "gtk support enabled 121# echo "gtk support enabled"
93# fi 122# fi
94# 123#
95python_mod_exists() { 124python_mod_exists() {
96 [ -z "$1" ] && die "${FUNCTION} requires an argument!" 125 [ -z "$1" ] && die "${FUNCTION} requires an argument!"
97 if ! python -c "import $1" >/dev/null 2>&1; then 126 if ! python -c "import $1" >/dev/null 2>&1; then

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