Description: skip locale-dependent tests if no suitable locale present
Author: Alexander Zangerl <address@hidden>

--- a/test/dist/test-dist
+++ b/test/dist/test-dist
@@ -16,6 +16,10 @@ fi
 
 setup_test
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
+
 expected=$MH_TEST_DIR/$$.expected
 expected_err=$MH_TEST_DIR/$$.expected_err
 actual=$MH_TEST_DIR/$$.actual
--- a/test/mhbuild/test-attach
+++ b/test/mhbuild/test-attach
@@ -14,6 +14,9 @@ fi
 
 setup_test
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 draft="$MH_TEST_DIR/$$.draft"
--- a/test/mhbuild/test-cte
+++ b/test/mhbuild/test-cte
@@ -16,6 +16,9 @@ setup_test
 
 set -e
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 draft="$MH_TEST_DIR/$$.draft"
--- a/test/mhbuild/test-ext-params
+++ b/test/mhbuild/test-ext-params
@@ -14,6 +14,9 @@ fi
 
 setup_test
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 draft="$MH_TEST_DIR/$$.draft"
--- a/test/mhbuild/test-header-encode
+++ b/test/mhbuild/test-header-encode
@@ -22,6 +22,9 @@ backupname="${MH_TEST_DIR}/`mhparam sbac
 # We're going to hardcode UTF-8 for this test.
 #
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 #
--- a/test/mhfixmsg/test-mhfixmsg
+++ b/test/mhfixmsg/test-mhfixmsg
@@ -20,6 +20,9 @@ actual="$MH_TEST_DIR/test-mhfixmsg$$.act
 actual_err="$MH_TEST_DIR/test-mhfixmsg$$.actual_err"
 
 #### Make sure that html-to-text conversion is what we expect.
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 if grep mhfixmsg-format-text/html "${MH_TEST_DIR}/Mail/mhn.defaults" \
--- a/test/mhlist/test-ext-params
+++ b/test/mhlist/test-ext-params
@@ -18,6 +18,10 @@ setup_test
 
 expected=$MH_TEST_DIR/$$.expected
 actual=$MH_TEST_DIR/$$.actual
+
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 #
--- a/test/mhshow/test-textcharset
+++ b/test/mhshow/test-textcharset
@@ -20,6 +20,9 @@ if test "$ICONV_ENABLED" -eq 0; then
   test_skip 'test-textcharset requires that nmh have been built with iconv'
 fi
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 expected="$MH_TEST_DIR"/$$.expected
--- a/test/pick/test-pick
+++ b/test/pick/test-pick
@@ -16,6 +16,10 @@ fi
 
 setup_test
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
+
 expected=$MH_TEST_DIR/$$.expected
 actual=$MH_TEST_DIR/$$.actual
 
--- a/test/scan/test-scan-multibyte
+++ b/test/scan/test-scan-multibyte
@@ -26,6 +26,9 @@ if test "${MULTIBYTE_ENABLED}" -ne 1; th
     test_skip "configure did not detect multibyte support"
 fi
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 #
--- a/test/mhshow/test-charset
+++ b/test/mhshow/test-charset
@@ -16,6 +16,9 @@ fi
 
 setup_test
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 test "$ICONV_ENABLED" -eq 0  &&  text_size=10  || text_size=11
--- a/test/mhbuild/test-utf8-body
+++ b/test/mhbuild/test-utf8-body
@@ -19,6 +19,10 @@ testname="${MH_TEST_DIR}/$$"
 expected="$MH_TEST_DIR/$$.expected"
 actual="$MH_TEST_DIR/$$.actual"
 
+if ! locale -a | grep -iq en_us.utf; then
+    test_skip "no suitable locale available"
+fi
+
 LC_ALL=en_US.UTF-8; export LC_ALL
 
 #### Rely on sendmail/pipe below to override default mts.