Override and use a sane umask when performing pkg configuration.

Close #106

tests/xbps/libxbps/shell/Kyuafile

@@ -15,6 +15,7 @@ atf_test_program{name="scripts_test"}
 atf_test_program{name="incorrect_deps_test"}
 atf_test_program{name="vpkg_test"}
 atf_test_program{name="install_test"}
+atf_test_program{name="configure_test"}
 atf_test_program{name="preserve_files_test"}
 atf_test_program{name="update_shlibs"}
 atf_test_program{name="update_hold"}

tests/xbps/libxbps/shell/Makefile

@@ -5,7 +5,7 @@ TESTSSUBDIR = xbps/libxbps/shell
 TESTSHELL = conf_files_test issue6_test issue18_test issue20_test remove_test
 TESTSHELL+= replace_test installmode_test obsoletefiles_test
 TESTSHELL+= issue31_test scripts_test incorrect_deps_test
-TESTSHELL+= vpkg_test install_test preserve_files_test
+TESTSHELL+= vpkg_test install_test preserve_files_test configure_test
 TESTSHELL+= update_shlibs update_hold update_repolock cyclic_deps
 EXTRA_FILES = Kyuafile
 

tests/xbps/libxbps/shell/configure_test.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env atf-sh
+
+atf_test_case filemode
+
+filemode_head() {
+	atf_set "descr" "Tests for pkg configuration: sane umask for file mode creation"
+}
+
+filemode_body() {
+	umask 077
+	mkdir -p repo pkg_A
+	cat >>pkg_A/INSTALL<<EOF
+#!/bin/sh
+export PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
+case "\$1" in
+post)
+	touch file
+	;;
+esac
+EOF
+	chmod 755 pkg_A/INSTALL
+	cd repo
+	xbps-create -A noarch -n A-1.0_1 -s "A pkg" ../pkg_A
+	atf_check_equal $? 0
+	xbps-rindex -d -a $PWD/*.xbps
+	atf_check_equal $? 0
+	cd ..
+	xbps-install -C empty.conf -r root --repository=$PWD/repo -yd A
+	atf_check_equal $? 0
+	perms=$(stat --format=%a root/file)
+	atf_check_equal $perms 644
+}
+
+atf_init_test_cases() {
+	atf_add_test_case filemode
+}