From 8a27f992e5b7c62e144dbbfc3435a90c470d92a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucio=20Andr=C3=A9s=20Illanes=20Albornoz?=
 <lucio@lucioillanes.de>
Date: Wed, 11 Mar 2020 16:09:22 +0000
Subject: Initial implementation of pkgtool.sh.

build.sh:build(): move cd(1) to $(dirname "${0}").
etc/{build.usage,README.md}: updated.
midipix.env:${DEFAULT_CLEAR_ENV_VARS_EXCEPT}: allow inheriting ARCH, BUILD, BUILD_DLCACHEDIR, BUILD_WORKDIR, and PREFIX* from the environment.
pkgtool.sh: initial implementation.
subr/build_init.subr:buildp_init_defaults(): allow inheriting ARCH, BUILD, BUILD_DLCACHEDIR, BUILD_WORKDIR, and PREFIX* from the environment.
subr/build_init.subr:buildp_init_env(): move cd(1) to $(dirname "${0}").
subr/build_init.subr:buildp_init_files(): correctly pass ${_status} from rtl_check_path_vars().
subr/ex_pkg_exec.subr:ex_pkg_exec(): dump subset of variables and exported variables on build failure and --dump-on-abort.
subr/pkgtool_init.subr: adapted from subr/build_init.subr.
subr/rtl_complex.subr:rtl_filter_vars(): initial implementation.
subr/rtl_string.subr:rtl_subst(): initial implementation.
---
 subr/ex_pkg_exec.subr | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'subr/ex_pkg_exec.subr')

diff --git a/subr/ex_pkg_exec.subr b/subr/ex_pkg_exec.subr
index 9e4629ba..f21bc3d8 100644
--- a/subr/ex_pkg_exec.subr
+++ b/subr/ex_pkg_exec.subr
@@ -2,6 +2,21 @@
 # set +o errexit -o noglob is assumed.
 #
 
+exp_pkg_exec_filter_vars_fn() {
+	local _vname="${1}";
+	case "${_vname}" in
+	DEFAULT|PKG_*)
+		return 0; ;;
+	BUILD_DLCACHEDIR|BUILD_WORKDIR|MIDIPIX_BUILD_PWD)
+		return 0; ;;
+	CONFIG_CACHE_GNULIB)
+		return 0; ;;
+	PREFIX|PREFIX_CROSS|PREFIX_MINGW32|PREFIX_MINIPIX|PREFIX_NATIVE|PREFIX_RPM)
+		return 0; ;;
+	*)	return 1; ;;
+	esac;
+};
+
 #
 # exp_pkg_exec_pre() - XXX
 # @_group_name:		build group name
@@ -102,6 +117,11 @@ ex_pkg_exec() {
 			|| [ "${_restart_at}" = "ALL" ]; then
 				ex_pkg_state_set "${_pkg_name}" finish;
 			fi;
+		elif [ "${_rc:-0}" -ne 0 ]\
+		&&   [ "${ARG_DUMP_ON_ABORT:-0}" -eq 1 ]; then
+			printf "" > "${BUILD_WORKDIR}/${_pkg_name}.dump";
+			rtl_filter_vars exp_pkg_exec_filter_vars_fn >> "${BUILD_WORKDIR}/${_pkg_name}.dump";
+			export >> "${BUILD_WORKDIR}/${_pkg_name}.dump";
 		fi;
 	fi;
 	return "${_rc}";
-- 
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