yann@1177
|
1 |
#!@@CT_bash@@
|
yann@217
|
2 |
# This script will populate the root directory with libs from the sysroot.
|
yann@217
|
3 |
# (C) 2007 Yann E. MORIN
|
yann@217
|
4 |
# Licensed under the GPL v2
|
yann@1177
|
5 |
set -e
|
yann@217
|
6 |
|
yann@755
|
7 |
# Detect where the toolchain is:
|
yann@1177
|
8 |
CT_PREFIX_DIR="$(cd "$(dirname "$0")/.."; pwd)"
|
yann@1177
|
9 |
CT_BIN_DIR="${CT_PREFIX_DIR}/bin"
|
yann@1177
|
10 |
CT_READELF="${CT_BIN_DIR}/@@CT_TARGET@@-readelf"
|
yann@1177
|
11 |
CT_LIB_DIR="${CT_PREFIX_DIR}/lib"
|
yann@1177
|
12 |
CT_SYSROOT_DIR="$(cd "${CT_BIN_DIR}/../@@CT_TARGET@@/sys-root"; pwd)"
|
yann@217
|
13 |
|
yann@217
|
14 |
myname=$(basename "$0")
|
yann@217
|
15 |
|
yann@1190
|
16 |
# Use the tols discovered by crosstool-NG's ./configure:
|
yann@1190
|
17 |
install="@@CT_install@@"
|
yann@1190
|
18 |
grep="@@CT_grep@@"
|
yann@1190
|
19 |
sed="@@CT_sed@@"
|
yann@1177
|
20 |
|
yann@217
|
21 |
doHelp() {
|
yann@217
|
22 |
cat <<_EOF_
|
yann@910
|
23 |
NAME
|
yann@910
|
24 |
$myname - populate the target root file system
|
yann@217
|
25 |
|
yann@910
|
26 |
SYNOPSIS
|
yann@910
|
27 |
$myname OPTIONS -s source_root -d destination_root
|
yann@217
|
28 |
|
yann@910
|
29 |
DESCRIPTION
|
yann@910
|
30 |
$myname will 'populate' your target root file system ('src_dir') with
|
yann@910
|
31 |
libraries from the toolchain (eg. libc.so...), storing the result into
|
yann@910
|
32 |
'dst_dir'.
|
yann@217
|
33 |
|
yann@910
|
34 |
OPTIONS
|
yann@910
|
35 |
-s src_dir
|
yann@910
|
36 |
use 'src_dir' as the un-populated (source) root directory
|
yann@910
|
37 |
|
yann@910
|
38 |
-d dst_dir
|
yann@910
|
39 |
use 'dst_dir' as the place to put the populated root directory
|
yann@910
|
40 |
|
yann@910
|
41 |
-l name1[:name2[...]]
|
yann@910
|
42 |
Always add the specified shared library/ies name1, name2... from the
|
yann@910
|
43 |
toolchain (in the sys-root). Actual library names are searched as
|
yann@910
|
44 |
follows (where 'name' is replaced with the given name) in the
|
yann@910
|
45 |
sys-root directory:
|
yann@910
|
46 |
- libname.so
|
yann@910
|
47 |
- name.so
|
yann@910
|
48 |
- name
|
yann@910
|
49 |
If the file is found, then the SONAME of the library is used, and the
|
yann@910
|
50 |
library is copied with that name. If the library was not found, this
|
yann@910
|
51 |
yields an error (unless -f was given).
|
yann@910
|
52 |
|
yann@910
|
53 |
-L file
|
yann@910
|
54 |
Read 'file' for a list of shared libraries to always add from the
|
yann@910
|
55 |
toolchain. The file should contain one library name per line; text
|
yann@910
|
56 |
after a # is ignored until the end of the line; spaces are ignored;
|
yann@910
|
57 |
empty lines are ignored. Libraries are searched for as with -l.
|
yann@910
|
58 |
|
yann@910
|
59 |
-f force execution: if destination directory already exists, it will be
|
yann@910
|
60 |
removed first; if a specified library (above) was not found, continue.
|
yann@258
|
61 |
|
yann@217
|
62 |
-v Be verbose
|
yann@910
|
63 |
|
yann@217
|
64 |
_EOF_
|
yann@217
|
65 |
}
|
yann@217
|
66 |
|
yann@217
|
67 |
CT_ROOT_SRC_DIR=
|
yann@217
|
68 |
CT_ROOT_DST_DIR=
|
yann@910
|
69 |
CT_LIB_LIST=
|
yann@910
|
70 |
CT_LIB_FILE=
|
yann@259
|
71 |
CT_FORCE=no
|
yann@217
|
72 |
CT_ECHO=true
|
yann@1177
|
73 |
OPTIND=1
|
yann@910
|
74 |
while getopts ":s:d:l:L:fvh" CT_OPT; do
|
yann@217
|
75 |
case "${CT_OPT}" in
|
yann@217
|
76 |
s) CT_ROOT_SRC_DIR="${OPTARG}";;
|
yann@217
|
77 |
d) CT_ROOT_DST_DIR="${OPTARG}";;
|
yann@910
|
78 |
l) CT_LIB_LIST="${CT_LIB_LIST}:${OPTARG}";;
|
yann@910
|
79 |
L) CT_LIB_FILE="${OPTARG}";;
|
yann@259
|
80 |
f) CT_FORCE=y;;
|
yann@217
|
81 |
v) CT_ECHO=echo;;
|
yann@217
|
82 |
h) doHelp
|
yann@217
|
83 |
exit 0
|
yann@217
|
84 |
;;
|
yann@523
|
85 |
:) echo "$myname: '-${OPTARG}' takes exactly one argument."
|
yann@217
|
86 |
exit 1
|
yann@217
|
87 |
;;
|
yann@523
|
88 |
?) echo "$myname: unknown option '-${OPTARG}'."
|
yann@217
|
89 |
exit 1
|
yann@217
|
90 |
;;
|
yann@217
|
91 |
esac
|
yann@217
|
92 |
done
|
yann@217
|
93 |
|
yann@217
|
94 |
# Sanity checks
|
yann@217
|
95 |
if [ -z "${CT_ROOT_SRC_DIR}" -o -z "${CT_ROOT_DST_DIR}" ]; then
|
yann@217
|
96 |
doHelp
|
yann@217
|
97 |
exit 1
|
yann@217
|
98 |
fi
|
yann@217
|
99 |
if [ ! -d "${CT_ROOT_SRC_DIR}" ]; then
|
yann@523
|
100 |
echo "$myname: '${CT_ROOT_SRC_DIR}': no such file or directory"
|
yann@217
|
101 |
exit 1
|
yann@217
|
102 |
fi
|
yann@259
|
103 |
if [ -d "${CT_ROOT_DST_DIR}" -a "${CT_FORCE}" != "y" ]; then
|
yann@523
|
104 |
echo "$myname: '${CT_ROOT_DST_DIR}': already exists"
|
yann@217
|
105 |
exit 1
|
yann@217
|
106 |
fi
|
yann@217
|
107 |
src_inode=$(ls -di "${CT_ROOT_SRC_DIR}")
|
yann@217
|
108 |
dst_inode=$(ls -di "${CT_ROOT_DST_DIR}" 2>/dev/null)
|
yann@217
|
109 |
if [ "${src_inode}" = "${dst_inode}" ]; then
|
yann@217
|
110 |
echo "$myname: source and destination are the same!"
|
yann@217
|
111 |
exit 1
|
yann@217
|
112 |
fi
|
yann@217
|
113 |
|
yann@910
|
114 |
# Check existence of the forced libraries file
|
yann@910
|
115 |
if [ -n "${CT_LIB_FILE}" -a ! \( -f "${CT_LIB_FILE}" -a -r "${CT_LIB_FILE}" \) ]; then
|
yann@910
|
116 |
echo "$myname: forced libraries file '${CT_LIB_FILE}' not found!"
|
yann@910
|
117 |
exit 1
|
yann@910
|
118 |
fi
|
yann@910
|
119 |
|
yann@217
|
120 |
# Get rid of potentially older destination directory
|
yann@1177
|
121 |
rm -rf "${CT_ROOT_DST_DIR}"
|
yann@217
|
122 |
|
yann@217
|
123 |
# Create the working copy
|
yann@217
|
124 |
mkdir -p "${CT_ROOT_DST_DIR}"
|
yann@217
|
125 |
|
yann@217
|
126 |
# Make all path absolute
|
yann@253
|
127 |
CT_ROOT_SRC_DIR=$(cd "${CT_ROOT_SRC_DIR}"; pwd)
|
yann@253
|
128 |
CT_ROOT_DST_DIR=$(cd "${CT_ROOT_DST_DIR}"; pwd)
|
yann@217
|
129 |
|
yann@1177
|
130 |
# Populate the destination directory with files form the source directory
|
yann@910
|
131 |
pushd "${CT_ROOT_SRC_DIR}" >/dev/null
|
yann@217
|
132 |
tar cf - . |(cd "${CT_ROOT_DST_DIR}"; tar xf -)
|
yann@910
|
133 |
popd >/dev/null
|
yann@910
|
134 |
|
yann@910
|
135 |
# A function do search for a library
|
yann@910
|
136 |
# Usage: do_add_lib libname
|
yann@910
|
137 |
# returns: 0 if library was found and added, !0 otherwise
|
yann@910
|
138 |
do_add_lib() {
|
yann@910
|
139 |
local libname="$1"
|
yann@910
|
140 |
local true_libname
|
yann@1177
|
141 |
local dir
|
yann@1177
|
142 |
for dir in lib usr/lib; do
|
yann@910
|
143 |
${CT_ECHO} -n " trying in '${dir}'"
|
yann@1177
|
144 |
libfile="${CT_SYSROOT_DIR}/${dir}/${libname}"
|
yann@910
|
145 |
${CT_ECHO} ": '${libfile}'"
|
yann@910
|
146 |
if [ -e "${libfile}" ]; then
|
yann@1177
|
147 |
mkdir -p "${dir}"
|
yann@1177
|
148 |
true_libname=$("${CT_READELF}" -d "${libfile}" \
|
yann@1177
|
149 |
|"${grep}" "Library soname:" \
|
yann@1177
|
150 |
|"${sed}" -r -e 's,.+\[(.+)\] *$,\1,;' \
|
yann@1177
|
151 |
)
|
yann@1177
|
152 |
${CT_ECHO} " installing as '${dir}/${true_libname}'"
|
yann@1177
|
153 |
"${install}" -m 0644 "${libfile}" "${dir}/${true_libname}"
|
yann@1177
|
154 |
return 0
|
yann@910
|
155 |
break
|
yann@910
|
156 |
fi
|
yann@910
|
157 |
done
|
yann@1177
|
158 |
return 1
|
yann@910
|
159 |
}
|
yann@910
|
160 |
|
yann@910
|
161 |
# First of, copy the forced libraries into the working copy
|
yann@910
|
162 |
if [ -n "${CT_LIB_FILE}" ]; then
|
yann@1177
|
163 |
lib_list=$("${sed}" -r -e ':loop; s/#.*//;' \
|
yann@1177
|
164 |
-e 's/[[:space:]]+//g;' \
|
yann@1177
|
165 |
-e 's/([^:])$/\1:/;' \
|
yann@1177
|
166 |
-e '/$/N; s/\n//; tloop;' \
|
yann@1177
|
167 |
"${CT_LIB_FILE}"
|
yann@1177
|
168 |
)
|
yann@1177
|
169 |
CT_LIB_LIST=$(echo "${CT_LIB_LIST}:${lib_list}" \
|
yann@1177
|
170 |
|"${sed}" -r -e 's/:+/:/g; s/^:+//; s/:+$//;' \
|
yann@1177
|
171 |
)
|
yann@910
|
172 |
fi
|
yann@1177
|
173 |
CT_LIB_LIST=$(echo "${CT_LIB_LIST}:${lib_list}" \
|
yann@1177
|
174 |
|"${sed}" -r -e 's/^:+//; s/:+$//; s/:+/ /g;' \
|
yann@1177
|
175 |
)
|
yann@910
|
176 |
${CT_ECHO} "Installing forced libraries..."
|
yann@910
|
177 |
pushd "${CT_ROOT_DST_DIR}" >/dev/null
|
yann@910
|
178 |
for name in ${CT_LIB_LIST}; do
|
yann@910
|
179 |
[ -z "${name}" ] && continue
|
yann@910
|
180 |
found=0
|
yann@910
|
181 |
for libname in "lib${name}.so" "${name}.so" "${name}"; do
|
yann@910
|
182 |
${CT_ECHO} " searching for '${libname}'"
|
yann@910
|
183 |
if do_add_lib "${libname}"; then
|
yann@910
|
184 |
found=1
|
yann@910
|
185 |
break
|
yann@910
|
186 |
fi
|
yann@910
|
187 |
done
|
yann@910
|
188 |
if [ ${found} -eq 0 ]; then
|
yann@910
|
189 |
echo "$myname: library '${libname}' not found!"
|
yann@910
|
190 |
[ "${CT_FORCE}" = y ] || exit 1
|
yann@910
|
191 |
fi
|
yann@910
|
192 |
done
|
yann@910
|
193 |
popd >/dev/null
|
yann@217
|
194 |
|
yann@217
|
195 |
# Parse the working copy for executables and libraries
|
yann@910
|
196 |
pushd "${CT_ROOT_DST_DIR}" >/dev/null
|
yann@217
|
197 |
still_needed=1
|
yann@217
|
198 |
while [ ${still_needed} -eq 1 ]; do
|
yann@217
|
199 |
${CT_ECHO} "Looping..."
|
yann@217
|
200 |
still_needed=0
|
yann@1177
|
201 |
for f in $(find . -type f -exec file {} \; \
|
yann@1177
|
202 |
|"${grep}" -E ': ELF [[:digit:]]+-bit (L|M)SB (executable|shared object),' \
|
yann@1177
|
203 |
|cut -d ":" -f 1 \
|
yann@1177
|
204 |
); do
|
yann@523
|
205 |
${CT_ECHO} "Scanning '${f}'"
|
yann@1177
|
206 |
for libname in $("${CT_READELF}" -d "${f}" \
|
yann@1177
|
207 |
|"${grep}" -E '\(NEEDED\)[[:space:]]+Shared library:' \
|
yann@1177
|
208 |
|"${sed}" -r -e 's,.+\[(.+)\] *$,\1,;' \
|
yann@1177
|
209 |
); do
|
yann@523
|
210 |
${CT_ECHO} " searching for '${libname}'"
|
yann@259
|
211 |
if [ -e "lib/${libname}" \
|
yann@259
|
212 |
-o -e "usr/lib/${libname}" ]; then
|
yann@217
|
213 |
${CT_ECHO} " already present"
|
yann@217
|
214 |
continue
|
yann@217
|
215 |
fi
|
yann@910
|
216 |
if do_add_lib "${libname}"; then
|
yann@910
|
217 |
still_needed=1
|
yann@910
|
218 |
else
|
yann@910
|
219 |
echo "$myname: library '${libname}' not found!"
|
yann@910
|
220 |
fi
|
yann@217
|
221 |
done
|
yann@217
|
222 |
done
|
yann@217
|
223 |
done
|
yann@910
|
224 |
popd >/dev/null
|