t/t9001: use egrep when regular expressions are involved

Supplying backslashed, extended regular expressions to grep is not
portable.  Use egrep instead.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index 0b8a5915070b7064c24045d666837d996d9d4946..382ab6c98a932925db838b29d452b36cfea0dba5 100755 (executable)
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -943,7 +943,7 @@ test_expect_success 'asks about and fixes 8bit encodings' '
        grep "do not declare a Content-Transfer-Encoding" stdout &&
        grep email-using-8bit stdout &&
        grep "Which 8bit encoding" stdout &&
-       grep "Content\\|MIME" msgtxt1 >actual &&
+       egrep "Content|MIME" msgtxt1 >actual &&
        test_cmp actual content-type-decl
 '
 
@@ -954,7 +954,7 @@ test_expect_success 'sendemail.8bitEncoding works' '
        git send-email --from=author@example.com --to=nobody@example.com \
                        --smtp-server="$(pwd)/fake.sendmail" \
                        email-using-8bit >stdout &&
-       grep "Content\\|MIME" msgtxt1 >actual &&
+       egrep "Content|MIME" msgtxt1 >actual &&
        test_cmp actual content-type-decl
 '
 
@@ -966,7 +966,7 @@ test_expect_success '--8bit-encoding overrides sendemail.8bitEncoding' '
                        --smtp-server="$(pwd)/fake.sendmail" \
                        --8bit-encoding=UTF-8 \
                        email-using-8bit >stdout &&
-       grep "Content\\|MIME" msgtxt1 >actual &&
+       egrep "Content|MIME" msgtxt1 >actual &&
        test_cmp actual content-type-decl
 '