xref: /OK3568_Linux_fs/yocto/poky/scripts/oe-setup-builddir (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1#!/bin/sh
2
3# OE Build Environment Setup Script
4#
5# Copyright (C) 2006-2011 Linux Foundation
6#
7# SPDX-License-Identifier: GPL-2.0-or-later
8#
9
10if [ -z "$BUILDDIR" ]; then
11    echo >&2 "Error: The build directory (BUILDDIR) must be set!"
12    exit 1
13fi
14
15if [ "$1" = '--help' -o "$1" = '-h' ]; then
16    echo 'Usage: oe-setup-builddir'
17    echo ''
18    echo "OpenEmbedded setup-builddir - setup build directory $BUILDDIR"
19    echo ''
20    exit 2
21fi
22
23mkdir -p "$BUILDDIR/conf"
24
25if [ ! -d "$BUILDDIR" ]; then
26    echo >&2 "Error: The builddir ($BUILDDIR) does not exist!"
27    exit 1
28fi
29
30if [ ! -w "$BUILDDIR" ]; then
31    echo >&2 "Error: Cannot write to $BUILDDIR, perhaps try sourcing with a writable path? i.e. . oe-init-build-env ~/my-build"
32    exit 1
33fi
34
35# Attempting removal of sticky,setuid bits from BUILDDIR, BUILDDIR/conf
36chmod -st "$BUILDDIR" 2>/dev/null || echo "WARNING: unable to chmod $BUILDDIR"
37chmod -st "$BUILDDIR/conf" 2>/dev/null || echo "WARNING: unable to chmod $BUILDDIR/conf"
38
39cd "$BUILDDIR"
40
41if [ -f "$BUILDDIR/conf/templateconf.cfg" ]; then
42    TEMPLATECONF=$(cat "$BUILDDIR/conf/templateconf.cfg")
43fi
44
45. "$OEROOT"/.templateconf
46
47if [ ! -f "$BUILDDIR/conf/templateconf.cfg" ]; then
48    echo "$TEMPLATECONF" >"$BUILDDIR/conf/templateconf.cfg"
49fi
50
51#
52# $TEMPLATECONF can point to a directory for the template local.conf & bblayers.conf
53#
54if [ -n "$TEMPLATECONF" ]; then
55    if [ ! -d "$TEMPLATECONF" ]; then
56        # Allow TEMPLATECONF=meta-xyz/conf as a shortcut
57        if [ -d "$OEROOT/$TEMPLATECONF" ]; then
58            TEMPLATECONF="$OEROOT/$TEMPLATECONF"
59        fi
60        if [ ! -d "$TEMPLATECONF" ]; then
61            echo >&2 "Error: TEMPLATECONF value points to nonexistent directory '$TEMPLATECONF'"
62            exit 1
63        fi
64    fi
65    OECORELAYERCONF="$TEMPLATECONF/bblayers.conf.sample"
66    OECORELOCALCONF="$TEMPLATECONF/local.conf.sample"
67    OECORENOTESCONF="$TEMPLATECONF/conf-notes.txt"
68fi
69
70unset SHOWYPDOC
71if [ -z "$OECORELOCALCONF" ]; then
72    OECORELOCALCONF="$OEROOT/meta/conf/local.conf.sample"
73fi
74if [ ! -r "$BUILDDIR/conf/local.conf" ]; then
75    cat <<EOM
76You had no conf/local.conf file. This configuration file has therefore been
77created for you from $OECORELOCALCONF
78You may wish to edit it to, for example, select a different MACHINE (target
79hardware). See conf/local.conf for more information as common configuration
80options are commented.
81
82EOM
83    cp -f "$OECORELOCALCONF" "$BUILDDIR/conf/local.conf"
84    SHOWYPDOC=yes
85fi
86
87if [ -z "$OECORELAYERCONF" ]; then
88    OECORELAYERCONF="$OEROOT/meta/conf/bblayers.conf.sample"
89fi
90if [ ! -r "$BUILDDIR/conf/bblayers.conf" ]; then
91    cat <<EOM
92You had no conf/bblayers.conf file. This configuration file has therefore been
93created for you from $OECORELAYERCONF
94To add additional metadata layers into your configuration please add entries
95to conf/bblayers.conf.
96
97EOM
98
99    # Put the absolute path to the layers in bblayers.conf so we can run
100    # bitbake without the init script after the first run.
101    # ##COREBASE## is deprecated as its meaning was inconsistent, but continue
102    # to replace it for compatibility.
103    sed -e "s|##OEROOT##|$OEROOT|g" \
104        -e "s|##COREBASE##|$OEROOT|g" \
105        "$OECORELAYERCONF" > "$BUILDDIR/conf/bblayers.conf"
106    SHOWYPDOC=yes
107fi
108
109# Prevent disturbing a new GIT clone in same console
110unset OECORELOCALCONF
111unset OECORELAYERCONF
112
113# Ending the first-time run message. Show the YP Documentation banner.
114if [ ! -z "$SHOWYPDOC" ]; then
115    cat <<EOM
116The Yocto Project has extensive documentation about OE including a reference
117manual which can be found at:
118    https://docs.yoctoproject.org
119
120For more information about OpenEmbedded see the website:
121    https://www.openembedded.org/
122
123EOM
124#    unset SHOWYPDOC
125fi
126
127if [ -z "$OECORENOTESCONF" ]; then
128    OECORENOTESCONF="$OEROOT/meta/conf/conf-notes.txt"
129fi
130[ ! -r "$OECORENOTESCONF" ] || cat "$OECORENOTESCONF"
131unset OECORENOTESCONF
132