blob: 3aaa9180aa8b52b92846f6f4198f5e81ceefa2d3 (
plain) (
blame)
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
|
#!/usr/bin/env bash
# Copyright (c) 2016 Egor Tensin <Egor.Tensin@gmail.com>
# This file is part of the "linux-home" project.
# For details, see https://github.com/egor-tensin/linux-home.
# Distributed under the MIT License.
_runc_os_is_cygwin() (
set -o errexit -o nounset -o pipefail
local os
os="$( uname -o )"
test 'Cygwin' = "$os"
)
if _runc_os_is_cygwin; then
_runc_exe_ext='.exe'
fi
runc_use_gcc() {
runc_compiler=gcc
runcxx_compiler=g++
declare -ag runc_flags=('-Wall' '-Wextra')
declare -ag runcxx_flags=('-Wall' '-Wextra' '-std=c++14')
}
runc_use_clang() {
runc_compiler=clang
runcxx_compiler=clang++
declare -ag runc_flags=('-Wall' '-Wextra')
declare -ag runcxx_flags=('-Wall' '-Wextra')
}
runc_use_gcc
_runc_get_absolute_path() {
readlink -z --canonicalize-missing -- "$@"
}
_runc_usage() (
set -o errexit -o nounset -o pipefail
local prefix="${FUNCNAME[0]}"
[ "${#FUNCNAME[@]}" -gt 1 ] && prefix="${FUNCNAME[1]}"
local msg
for msg; do
echo "$prefix: $msg"
done
echo "usage: $prefix [-h|--help] [-c|--comp-arg ARG]... [-I DIR]... [-L DIR]... [-l LIB]... PATH... [-- [PROG_ARG]...]"
)
runc() (
set -o errexit -o nounset -o pipefail
local -a c_flags=(${runc_flags[@]+"${runc_flags[@]}"})
local -a src_files=()
local -a include_dirs=()
local -a lib_dirs=()
local -a libs=()
local -a prog_args
while [ "$#" -gt 0 ]; do
local key="$1"
shift
case "$key" in
-h|--help)
_runc_usage
return 0
;;
-c|--comp-arg|-I|-L|-l)
if [ "$#" -eq 0 ]; then
_runc_usage "missing argument for parameter: $key" >&2
return 1
fi
;;&
-c|--comp-arg)
c_flags+=("$1")
shift
;;
-I)
include_dirs+=("$1")
shift
;;
-L)
lib_dirs+=("$1")
shift
;;
-l)
libs+=("$1")
shift
;;
--)
break
;;
*)
src_files+=("$key")
;;
esac
done
prog_args=("$@")
if [ "${#src_files[@]}" -eq 0 ]; then
_runc_usage 'at least one source file is required' >&2
return 1
fi
local -a _src_files=(${src_files[@]+"${src_files[@]}"})
src_files=()
local src_file
while IFS= read -d '' -r src_file; do
src_files+=("$src_file")
done < <( _runc_get_absolute_path ${_src_files[@]+"${_src_files[@]}"} )
if [ "${#include_dirs[@]}" -gt 0 ]; then
local include_dir
while IFS= read -d '' -r include_dir; do
c_flags+=("-I$include_dir")
done < <( _runc_get_absolute_path ${include_dirs[@]+"${include_dirs[@]}"} )
fi
if [ "${#lib_dirs[@]}" -gt 0 ]; then
local lib_dir
while IFS= read -d '' -r lib_dir; do
c_flags+=("-L$lib_dir")
done < <( _runc_get_absolute_path ${lib_dirs[@]+"${lib_dirs[@]}"} )
fi
if [ "${#libs[@]}" -gt 0 ]; then
local lib
for lib in ${libs[@]+"${libs[@]}"}; do
c_flags+=("-l$lib")
done
fi
local build_dir
build_dir="$( mktemp --directory )"
local rm_build_dir
rm_build_dir="$( printf -- 'popd > /dev/null && rm -rf -- %q' "$build_dir" )"
trap "$rm_build_dir" EXIT
pushd "$build_dir" > /dev/null
local output_name
output_name="$( mktemp --tmpdir=. -- "${FUNCNAME[0]}XXX${_runc_exe_ext-}" )"
"${runc_compiler:-gcc}" -o "$output_name" \
${src_files[@]+"${src_files[@]}"} \
${c_flags[@]+"${c_flags[@]}"}
"$output_name" ${prog_args[@]+"${prog_args[@]}"}
)
runcxx() (
set -o errexit -o nounset -o pipefail
local -a runc_flags=(${runcxx_flags[@]+"${runcxx_flags[@]}"})
BASH_ENV=<( declare -p runc_flags ) \
runc_compiler="${runcxx_compiler:-g++}" \
runc "$@"
)
_runc_gdb() (
set -o errexit -o nounset -o pipefail
if [ "$#" -ne 2 ]; then
echo "usage: ${FUNCNAME[0]} BINARY CORE_DUMP" >&2
return 1
fi
local binary_path="$1"
local core_dump_path="$2"
gdb "$binary_path" "$core_dump_path"
)
_runc_lldb() (
set -o errexit -o nounset -o pipefail
if [ "$#" -ne 2 ]; then
echo "usage: ${FUNCNAME[0]} BINARY CORE_DUMP" >&2
return 1
fi
local binary_path="$1"
local core_dump_path="$2"
lldb -f "$binary_path" -c "$core_dump_path"
)
runc_debug() (
set -o errexit -o nounset -o pipefail
if [ "$#" -ne 1 ]; then
echo "usage: ${FUNCNAME[0]} BINARY" >&2
return 1
fi
local binary_path="$1"
binary_path="$( readlink --canonicalize-missing -- "$binary_path" )"
local crash_path
crash_path="$( str_replace "$binary_path" '/' '_' )"
crash_path="$crash_path.$UID.crash"
crash_path="/var/crash/$crash_path"
if [ ! -r "$crash_path" ]; then
echo "${FUNCNAME[0]}: $crash_path doesn't exist or isn't readable" >&2
return 1
fi
local crash_dir
crash_dir="$( mktemp --directory )"
local rm_crash_dir
rm_crash_dir="$( printf -- 'rm -rf -- %q' "$crash_dir" )"
trap "$rm_crash_dir" EXIT
apport-unpack "$crash_path" "$crash_dir"
local core_dump_path="$crash_dir/CoreDump"
if [ ! -r "$core_dump_path" ]; then
echo "${FUNCNAME[0]}: $core_dump_path doesn't exist or isn't readable" >&2
return 1
fi
"${DEBUG_FUNCTION:-_runc_gdb}" "$binary_path" "$core_dump_path"
)
runc_gdb() {
DEBUG_FUNCTION=_runc_gdb runc_debug "$@"
}
runc_lldb() {
DEBUG_FUNCTION=_runc_lldb runc_debug "$@"
}
|