summaryrefslogtreecommitdiffhomepage
path: root/subr/build_init.subr
blob: 955ae164943154a149ca715a37d632636f20b5e6 (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
buildp_ast() {
	local _param="${1}" _pids_killed="";
	rm -f "${DEFAULT_BUILD_STATUS_IN_PROGRESS_FNAME}";
	case "${_param}" in
	abort) ex_rtl_log_msg failexit "Build aborted."; ;;
	esac;
	ex_rtl_kill_tree "${$}";
	if [ -n "${_pids_killed}" ]; then
		ex_rtl_log_msg vnfo "Killed PIDs ${_pids_killed}";
	fi;
};

buildp_init_args() {
	local _last_pkg=""; _status="";
	if [ "${ARG_AS_NEEDED:-0}" -eq 1 ]\
	&& [ -e "${PREFIX}/build.gitref" ]\
	&& [ "$(git rev-parse HEAD)" = "$(cat "${PREFIX}/build.gitref")" ]; then
		_status="Git repository has not changed since last build and --as-needed was specified.";
	fi;
	if [ -n "${ARG_RESTART}" ]; then
		if [ "${ARG_RESTART#\*\*}" != "${ARG_RESTART}" ]; then
			ARG_RESTART="${ARG_RESTART#\*\*}"; ARG_RESTART_RECURSIVE=2;
		elif [ "${ARG_RESTART#\*}" != "${ARG_RESTART}" ]; then
			ARG_RESTART="${ARG_RESTART#\*}"; ARG_RESTART_RECURSIVE=1;
		fi;
	fi;
	case "${ARG_RESTART}" in
	ALL)	ARG_RESTART_AT=ALL; ;;
	LAST)	ARG_RESTART_AT=""; ;;
	"")	;;
	*:*)	ARG_RESTART_AT="${ARG_RESTART#*:}"; ARG_RESTART="${ARG_RESTART%:*}"; ;;
	*)	ARG_RESTART="$(echo "${ARG_RESTART}" | sed "s/,/ /g")"; ARG_RESTART_AT=ALL; ;;
	esac;
	if [ "${ARG_RESTART}" = "LAST" ]; then
		if [ -n "${DEFAULT_BUILD_LAST_FAILED_PKG_FNAME}" ]\
		&& [ -e "${DEFAULT_BUILD_LAST_FAILED_PKG_FNAME}" ]; then
			_last_pkg="$(cat "${DEFAULT_BUILD_LAST_FAILED_PKG_FNAME}")";
			ex_rtl_fileop rm "${DEFAULT_BUILD_LAST_FAILED_PKG_FNAME}";
			ex_rtl_state_clear "${BUILD_WORKDIR}" "${_last_pkg}";
		fi;
	fi;
	ex_rtl_log_set_vnfo_lvl "${ARG_VERBOSE:-0}";
	BUILD_IS_PARENT=1;
	BUILD_DATE_START="$(ex_rtl_date %Y-%m-%d-%H-%M-%S)";
	BUILD_NFINI="${BUILD_NSKIP:=${BUILD_NFAIL:=${BUILD_NBUILT:=0}}}";
	BUILD_PKGS_FAILED="";
	BUILD_TIMES_SECS="$(ex_rtl_date %s)";
	if [ "${ARG_FETCH_FORCE}" = "ipv4" ]; then
		DEFAULT_GIT_ARGS="-4${DEFAULT_GIT_ARGS:+ ${DEFAULT_GIT_ARGS}}";
		DEFAULT_WGET_ARGS="-4${DEFAULT_WGET_ARGS:+ ${DEFAULT_WGET_ARGS}}";
	elif [ "${ARG_FETCH_FORCE}" = "ipv6" ]; then
		DEFAULT_GIT_ARGS="-6${DEFAULT_GIT_ARGS:+ ${DEFAULT_GIT_ARGS}}";
		DEFAULT_WGET_ARGS="-6${DEFAULT_WGET_ARGS:+ ${DEFAULT_WGET_ARGS}}";
	fi;
	return 0;
};

buildp_init_clean_prefix() {
	if ex_rtl_lmatch "${ARG_CLEAN_BUILDS}" , prefix; then
		ex_rtl_log_msg info "-C prefix specified, cleaning prefix...";
		for _pname in ${DEFAULT_CLEAR_PREFIX_PATHS}; do
			ex_rtl_fileop rm "${PREFIX}/${_pname}";
		done;
	fi;
	return 0;
};

buildp_init_env() {
	local _rc=0 _vname="" _vname_val=""; _status="";
	case "${ARG_PARALLEL}" in
	auto)
		if [ "${DEFAULT_BUILD_CPUS}" -gt 1 ]; then
			ARG_PARALLEL=$((${DEFAULT_BUILD_CPUS}/2));
		else
			ARG_PARALLEL="${DEFAULT_BUILD_CPUS}";
		fi; ;;
	*[^0-9]*)
		_rc=10; _status="Error: invalid jobs count \`${ARG_PARALLEL}'."; ;;
	esac;
	if [ "${_rc}" -eq 0 ]; then
		ex_rtl_clean_env "${DEFAULT_CLEAR_ENV_VARS_EXCEPT}";
		if ex_rtl_check_path_vars "${DEFAULT_CHECK_PATH_VARS}"; then
			export PATH="${PREFIX}/bin${PATH:+:${PATH}}";
		else
			: $((_rc+=(11-1)));
		fi;
	fi;
	return "${_rc}";
};

buildp_init_exec() {
	_status=""
	trap "buildp_ast abort" HUP INT TERM USR1 USR2; trap "buildp_ast exit" EXIT; umask 022;
	return 0;
};

buildp_init_files() {
	local _log_last_fname="" _log_last_ts="" _rc=0; _status=""
	ex_rtl_fileop mkdir "${BUILD_DLCACHEDIR}" "${BUILD_WORKDIR}";
	if ex_rtl_lmatch "${ARG_DIST}" , rpm; then
		ex_rtl_fileop mkdir "${PREFIX_RPM}";
	fi;
	if [ -e "${DEFAULT_BUILD_STATUS_IN_PROGRESS_FNAME}" ]; then
		_rc=13; _status="Error: another build targeting this architecture and build type is currently in progress.";
	else
		touch "${DEFAULT_BUILD_STATUS_IN_PROGRESS_FNAME}";
		if [ -e "${DEFAULT_BUILD_LOG_FNAME}" ]; then
			_log_last_ts="$(stat -c %Y "${DEFAULT_BUILD_LOG_FNAME}")";
			_log_last_ts="$(awk 'BEGIN {printf(strftime("%Y-%m-%d-%H-%M-%S", '"${_log_last_ts}"'))}')";
			_log_last_fname="${DEFAULT_BUILD_LOG_FNAME}.${_log_last_ts}";
			ex_rtl_fileop mv "${DEFAULT_BUILD_LOG_FNAME}" "${_log_last_fname}";
			ex_rtl_fileop ln_symbolic "${_log_last_fname}" "${DEFAULT_BUILD_LOG_LAST_FNAME}";
		fi;
		ex_rtl_fileop touch "${DEFAULT_BUILD_LOG_FNAME}";
	fi;
	return "${_rc}";
};

buildp_init_getopts() {
	local _opt="" _shiftfl=0; _status="";
	while [ "${#}" -gt 0 ]; do
		case "${1}" in
		--as-needed)	ARG_AS_NEEDED=1; _shiftfl=1; ;;
		--debug-minipx)	ARG_DEBUG_MINIPIX=1; _shiftfl=1; ;;
		-v*)		_opt="${1#-}"; while [ -n "${_opt}" ]; do
					: $((ARG_VERBOSE+=1)); _opt="${_opt#?}";
				done; _shiftfl=1; ;;
		*)		_shiftfl=0; ;;
		esac;
		if [ "${_shiftfl}" -gt 0 ]; then
			shift "${_shiftfl}"; continue;
		elif getopts a:b:C:D:Fhp:Pr:R _opt; then
			case "${_opt}" in
			a)	ARCH="${OPTARG}"; ;;
			b)	BUILD="${OPTARG}"; ;;
			C)	ARG_CLEAN_BUILDS="${OPTARG}"; ;;
			D)	ARG_DIST="${OPTARG}"; ;;
			F)	ARG_FETCH_FORCE=1; ;;
			h)	cat etc/build.usage; exit 0; ;;
			p)	ARG_PARALLEL="${OPTARG}"; ;;
			P)	ARG_PARALLEL="auto"; ;;
			r)	ARG_RESTART="${OPTARG}"; ;;
			R)	ARG_RELAXED=1; ;;
			*)	cat etc/build.usage; exit 1; ;;
			esac; shift $((${OPTIND}-1)); OPTIND=1;
		else
			break;
		fi;
	done;
	if [ "${_rc}" -eq 0 ]; then
		while [ ${#} -gt 0 ]; do
		case "${1}" in
		*=*)		ex_rtl_set_var_unsafe "${1%%=*}" "${1#*=}"; ;;
		[^a-zA-Z]*)	_rc=2; _status="Error: build group names must start with [a-zA-Z]."; ;;
		*[^_a-zA-Z]*)	_rc=3; _status="Error: build group names must not contain [^_a-zA-Z]."; ;;
		*)		BUILD_GROUPS="${BUILD_GROUPS:+${BUILD_GROUPS} }${1}"; ;;
		esac; shift; done;
	fi;
	return "${_rc}";
};

buildp_init_prereqs() {
	local _cmd="" _cmds_missing="" _rc=0; _status="";
	for _cmd in	\
			awk bunzip2 cat chmod cmake cp date find flock g++	\
			gcc git grep gunzip gzip hostname install kill		\
			ln lzip make mkdir mkfifo mv paste patch perl		\
			pgrep pkill printf readlink rm sed seq sha256sum	\
			sort stat tail tar test touch tr wget xz zip; do
		if ! which "${_cmd}" >/dev/null; then
			_cmds_missing="${_cmds_missing:+${_cmds_missing} }${_cmd}";
		fi;
	done;
	if [ -n "${_cmds_missing}" ]; then
		_rc=4; _status="Error: missing prerequisite package(s): ${_cmds_missing}";
	elif ! awk -V 2>/dev/null | grep -q "^GNU Awk "; then
		_rc=5; _status="Error: awk(1) in \$PATH must be GNU Awk.";
	elif ! sed --version 2>/dev/null | grep -q "^GNU sed "; then
		_rc=6; _status="Error: sed(1) in \$PATH must be GNU sed.";
	fi;
	return "${_rc}";
};

buildp_init_type() {
	local _rc=0; _status="";
	: ${ARCH:=nt64}; : ${BUILD:=debug};
	if [ "${ARCH}" = nt32 ]; then
		DEFAULT_TARGET="i686-nt32-midipix";
	elif [ "${ARCH}" = nt64 ]; then
		DEFAULT_TARGET="x86_64-nt64-midipix";
	else
		if [ "${BUILD}" != debug ]\
		&& [ "${BUILD}" != release ]; then
			_rc=7; _status="Error: unknown build type \`${BUILD}'.";
		fi;
		_rc=8; _status="Error: invalid architecture \`${ARCH}'.";
	fi;
	return "${_rc}";
};

buildp_init_vars() {
	local _fname="" _rc=0; _status="";
	if [ -z "${DEFAULT_BUILD_CPUS}" ]; then
		if [ -e /proc/cpuinfo ]; then
			DEFAULT_BUILD_CPUS="$(awk '/^processor/{cpus++} END{print cpus}' /proc/cpuinfo)";
		else
			DEFAULT_BUILD_CPUS=1;
		fi;
	fi;
	for _fname in	\
			${HOME}/midipix_build.vars		\
			${HOME}/.midipix_build.vars		\
			../midipix_build.vars			\
			./vars/env.vars; do
		[ -e ${_fname} ] && . ${_fname};
	done;
	for _fname in $(find ./groups -name *.group | sort); do
		. "${_fname}"; _fname="${_fname##*/}"; _fname="${_fname%.group}";
		if [ "${_fname#[0-9][0-9][0-9].*}" != "${_fname}" ]\
		&& [ "${_fname#*[1-9].*}" = "${_fname}" ]\
		&& [ "${_fname}" != "999.invariants.group" ]; then
			GROUPS_DEFAULT="${GROUPS_DEFAULT:+${GROUPS_DEFAULT} }${_fname#*.}";
		fi;
	done;
	if [ -z "${PREFIX}" ]; then
		_rc=9; _status="Error: \${PREFIX} empty or unset.";
	fi;
	return "${_rc}";
};

build_fini() {
	: $((BUILD_TIMES_SECS=$(ex_rtl_date %s)-${BUILD_TIMES_SECS}));
	: $((BUILD_TIMES_HOURS=${BUILD_TIMES_SECS}/3600));
	: $((BUILD_TIMES_MINUTES=(${BUILD_TIMES_SECS}%3600)/60));
	: $((BUILD_TIMES_SECS=(${BUILD_TIMES_SECS}%3600)%60));
	if [ -f "${DEFAULT_BUILD_STATUS_IN_PROGRESS_FNAME}" ]; then
		ex_rtl_fileop rm ${DEFAULT_BUILD_STATUS_IN_PROGRESS_FNAME};
	fi;
};

build_init() {
	local _rc=0 _status="";
	if ! buildp_init_exec		\
	|| ! buildp_init_getopts "${@}"	\
	|| ! buildp_init_prereqs	\
	|| ! buildp_init_type		\
	|| ! buildp_init_vars		\
	|| ! buildp_init_env		\
	|| ! buildp_init_args		\
	|| ! buildp_init_files		\
	|| ! buildp_init_clean_prefix; then
		_rc="${?}"; ex_rtl_log_msg fail "${_status}"; exit "${_rc}";
	elif [ -n "${_status}" ]; then
		ex_rtl_log_msg info "${_status}"; exit 0;
	else
		return "${_rc}";
	fi;
};

# vim:filetype=sh