summaryrefslogtreecommitdiffstats
path: root/meta/classes-global/utils.bbclass
blob: c9cae8930f71adb575e36bdf59ab5f660d99b50a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
#
# Copyright OpenEmbedded Contributors
#
# SPDX-License-Identifier: MIT
#

oe_soinstall() {
	# Purpose: Install shared library file and
	#          create the necessary links
	# Example: oe_soinstall libfoo.so.1.2.3 ${D}${libdir}
	libname=`basename $1`
	case "$libname" in
	    *.so)
	        bbfatal "oe_soinstall: Shared library must haved versioned filename (e.g. libfoo.so.1.2.3)"
	        ;;
	esac
	install -m 755 $1 $2/$libname
	sonamelink=`${OBJDUMP} -p $1 | grep SONAME | awk '{print $2}'`
	if [ -z $sonamelink ]; then
		bbfatal "oe_soinstall: $libname is missing ELF tag 'SONAME'."
	fi
	solink=`echo $libname | sed -e 's/\.so\..*/.so/'`
	ln -sf $libname $2/$sonamelink
	ln -sf $libname $2/$solink
}

oe_libinstall() {
	# Purpose: Install a library, in all its forms
	# Example
	#
	# oe_libinstall libltdl ${STAGING_LIBDIR}/
	# oe_libinstall -C src/libblah libblah ${D}/${libdir}/
	dir=""
	libtool=""
	silent=""
	require_static=""
	require_shared=""
	while [ "$#" -gt 0 ]; do
		case "$1" in
		-C)
			shift
			dir="$1"
			;;
		-s)
			silent=1
			;;
		-a)
			require_static=1
			;;
		-so)
			require_shared=1
			;;
		-*)
			bbfatal "oe_libinstall: unknown option: $1"
			;;
		*)
			break;
			;;
		esac
		shift
	done

	libname="$1"
	shift
	destpath="$1"
	if [ -z "$destpath" ]; then
		bbfatal "oe_libinstall: no destination path specified"
	fi

	__runcmd () {
		if [ -z "$silent" ]; then
			echo >&2 "oe_libinstall: $*"
		fi
		$*
	}

	if [ -z "$dir" ]; then
		dir=`pwd`
	fi

	dotlai=$libname.lai

	# Sanity check that the libname.lai is unique
	number_of_files=`(cd $dir; find . -name "$dotlai") | wc -l`
	if [ $number_of_files -gt 1 ]; then
		bbfatal "oe_libinstall: $dotlai is not unique in $dir"
	fi


	dir=$dir`(cd $dir;find . -name "$dotlai") | sed "s/^\.//;s/\/$dotlai\$//;q"`
	olddir=`pwd`
	__runcmd cd $dir

	lafile=$libname.la

	# If such file doesn't exist, try to cut version suffix
	if [ ! -f "$lafile" ]; then
		libname1=`echo "$libname" | sed 's/-[0-9.]*$//'`
		lafile1=$libname.la
		if [ -f "$lafile1" ]; then
			libname=$libname1
			lafile=$lafile1
		fi
	fi

	if [ -f "$lafile" ]; then
		# libtool archive
		eval `cat $lafile|grep "^library_names="`
		libtool=1
	else
		library_names="$libname.so* $libname.dll.a $libname.*.dylib"
	fi

	__runcmd install -d $destpath/
	dota=$libname.a
	if [ -f "$dota" -o -n "$require_static" ]; then
		rm -f $destpath/$dota
		__runcmd install -m 0644 $dota $destpath/
	fi
	if [ -f "$dotlai" -a -n "$libtool" ]; then
		rm -f $destpath/$libname.la
		__runcmd install -m 0644 $dotlai $destpath/$libname.la
	fi

	for name in $library_names; do
		files=`eval echo $name`
		for f in $files; do
			if [ ! -e "$f" ]; then
				if [ -n "$libtool" ]; then
					bbfatal "oe_libinstall: $dir/$f not found."
				fi
			elif [ -L "$f" ]; then
				__runcmd cp -P "$f" $destpath/
			elif [ ! -L "$f" ]; then
				libfile="$f"
				rm -f $destpath/$libfile
				__runcmd install -m 0755 $libfile $destpath/
			fi
		done
	done

	if [ -z "$libfile" ]; then
		if  [ -n "$require_shared" ]; then
			bbfatal "oe_libinstall: unable to locate shared library"
		fi
	elif [ -z "$libtool" ]; then
		# special case hack for non-libtool .so.#.#.# links
		baselibfile=`basename "$libfile"`
		if (echo $baselibfile | grep -qE '^lib.*\.so\.[0-9.]*$'); then
			sonamelink=`${OBJDUMP} -p $libfile | grep SONAME | awk '{print $2}'`
			solink=`echo $baselibfile | sed -e 's/\.so\..*/.so/'`
			if [ -n "$sonamelink" -a x"$baselibfile" != x"$sonamelink" ]; then
				__runcmd ln -sf $baselibfile $destpath/$sonamelink
			fi
			__runcmd ln -sf $baselibfile $destpath/$solink
		fi
	fi

	__runcmd cd "$olddir"
}

create_cmdline_wrapper () {
	# Create a wrapper script where commandline options are needed
	#
	# These are useful to work around relocation issues, by passing extra options
	# to a program
	#
	# Usage: create_cmdline_wrapper FILENAME <extra-options>

	cmd=$1
	shift

	echo "Generating wrapper script for $cmd"

	mv $cmd $cmd.real
	cmdname=`basename $cmd`
	dirname=`dirname $cmd`
	cmdoptions=$@
	if [ "${base_prefix}" != "" ]; then
		relpath=`python3 -c "import os; print(os.path.relpath('${D}${base_prefix}', '$dirname'))"`
		cmdoptions=`echo $@ | sed -e "s:${base_prefix}:\\$realdir/$relpath:g"`
	fi
	cat <<END >$cmd
#!/bin/bash
realpath=\`readlink -fn \$0\`
realdir=\`dirname \$realpath\`
exec -a \$realdir/$cmdname \$realdir/$cmdname.real $cmdoptions "\$@"
END
	chmod +x $cmd
}

create_cmdline_shebang_wrapper () {
	# Create a wrapper script where commandline options are needed
	#
	# These are useful to work around shebang relocation issues, where shebangs are too
	# long or have arguments in them, thus preventing them from using the /usr/bin/env
	# shebang
	#
	# Usage: create_cmdline_wrapper FILENAME <extra-options>

	cmd=$1
	shift

	echo "Generating wrapper script for $cmd"

	# Strip #! and get remaining interpreter + arg
	argument="$(sed -ne 's/^#! *//p;q' $cmd)"
	# strip the shebang from the real script as we do not want it to be usable anyway
	tail -n +2 $cmd > $cmd.real
	chown --reference=$cmd $cmd.real
	chmod --reference=$cmd $cmd.real
	rm -f $cmd
	cmdname=$(basename $cmd)
	dirname=$(dirname $cmd)
	cmdoptions=$@
	if [ "${base_prefix}" != "" ]; then
		relpath=`python3 -c "import os; print(os.path.relpath('${D}${base_prefix}', '$dirname'))"`
		cmdoptions=`echo $@ | sed -e "s:${base_prefix}:\\$realdir/$relpath:g"`
	fi
	cat <<END >$cmd
#!/usr/bin/env bash
realpath=\`readlink -fn \$0\`
realdir=\`dirname \$realpath\`
exec -a \$realdir/$cmdname $argument \$realdir/$cmdname.real $cmdoptions "\$@"
END
	chmod +x $cmd
}

create_wrapper () {
	# Create a wrapper script where extra environment variables are needed
	#
	# These are useful to work around relocation issues, by setting environment
	# variables which point to paths in the filesystem.
	#
	# Usage: create_wrapper FILENAME [[VAR=VALUE]..]

	cmd=$1
	shift

	echo "Generating wrapper script for $cmd"

	mv $cmd $cmd.real
	cmdname=`basename $cmd`
	dirname=`dirname $cmd`
	exportstring=$@
	if [ "${base_prefix}" != "" ]; then
		relpath=`python3 -c "import os; print(os.path.relpath('${D}${base_prefix}', '$dirname'))"`
		exportstring=`echo $@ | sed -e "s:${base_prefix}:\\$realdir/$relpath:g"`
	fi
	cat <<END >$cmd
#!/bin/bash
realpath=\`readlink -fn \$0\`
realdir=\`dirname \$realpath\`
export $exportstring
exec -a "\$0" \$realdir/$cmdname.real "\$@"
END
	chmod +x $cmd
}

# Copy files/directories from $1 to $2 but using hardlinks
# (preserve symlinks)
hardlinkdir () {
	from=$1
	to=$2
	(cd $from; find . -print0 | cpio --null -pdlu $to)
}


def check_app_exists(app, d):
    app = d.expand(app).split()[0].strip()
    path = d.getVar('PATH')
    return bool(bb.utils.which(path, app))

def explode_deps(s):
    return bb.utils.explode_deps(s)

def base_set_filespath(path, d):
    filespath = []
    extrapaths = (d.getVar("FILESEXTRAPATHS") or "")
    # Remove default flag which was used for checking
    extrapaths = extrapaths.replace("__default:", "")
    # Don't prepend empty strings to the path list
    if extrapaths != "":
        path = extrapaths.split(":") + path
    # The ":" ensures we have an 'empty' override
    overrides = (":" + (d.getVar("FILESOVERRIDES") or "")).split(":")
    overrides.reverse()
    for o in overrides:
        for p in path:
            if p != "":
                filespath.append(os.path.join(p, o))
    return ":".join(filespath)

def extend_variants(d, var, extend, delim=':'):
    """Return a string of all bb class extend variants for the given extend"""
    variants = []
    whole = d.getVar(var) or ""
    for ext in whole.split():
        eext = ext.split(delim)
        if len(eext) > 1 and eext[0] == extend:
            variants.append(eext[1])
    return " ".join(variants)

def multilib_pkg_extend(d, pkg):
    variants = (d.getVar("MULTILIB_VARIANTS") or "").split()
    if not variants:
        return pkg
    pkgs = pkg
    for v in variants:
        pkgs = pkgs + " " + v + "-" + pkg
    return pkgs

def get_multilib_datastore(variant, d):
    return oe.utils.get_multilib_datastore(variant, d)

def all_multilib_tune_values(d, var, unique = True, need_split = True, delim = ' '):
    """Return a string of all ${var} in all multilib tune configuration"""
    values = []
    variants = (d.getVar("MULTILIB_VARIANTS") or "").split() + ['']
    for item in variants:
        localdata = get_multilib_datastore(item, d)
        # We need WORKDIR to be consistent with the original datastore
        localdata.setVar("WORKDIR", d.getVar("WORKDIR"))
        value = localdata.getVar(var) or ""
        if value != "":
            if need_split:
                for item in value.split(delim):
                    values.append(item)
            else:
                values.append(value)
    if unique:
        #we do this to keep order as much as possible
        ret = []
        for value in values:
            if not value in ret:
                ret.append(value)
    else:
        ret = values
    return " ".join(ret)

def all_multilib_tune_list(vars, d):
    """
    Return a list of ${VAR} for each variable VAR in vars from each 
    multilib tune configuration.
    Is safe to be called from a multilib recipe/context as it can
    figure out the original tune and remove the multilib overrides.
    """
    values = {}
    for v in vars:
        values[v] = []
    values['ml'] = ['']

    variants = (d.getVar("MULTILIB_VARIANTS") or "").split() + ['']
    for item in variants:
        localdata = get_multilib_datastore(item, d)
        values[v].append(localdata.getVar(v))
        values['ml'].append(item)
    return values
all_multilib_tune_list[vardepsexclude] = "OVERRIDES"

# If the user hasn't set up their name/email, set some defaults
check_git_config() {
	if ! git config user.email > /dev/null ; then
		git config --local user.email "${PATCH_GIT_USER_EMAIL}"
	fi
	if ! git config user.name > /dev/null ; then
		git config --local user.name "${PATCH_GIT_USER_NAME}"
	fi
}