[PATCH] tests: add compatibility layer

[Mikhail]

David wrote 21.12.2016, 1:24:45:

> mp39590 at gmail.com writes:

>>  
>> +# OS independent functions
>> +#
>> +# Alias native BSD utilities to usable GNU equivalents.
>> +case `uname` in
>> +FreeBSD)
>> +     # allow using aliases in scripts
>> +     shopt -s expand_aliases
>> +
>> +     alias date=gdate
>> +     alias base64=gbase64
>> +     alias gdb=$BSD_GDB
>> +     alias wc=gwc
>> +     alias sed="gsed"
>> +     alias sha256sum=gsha256sum
>> +     ;;
>> +esac
>> +

> What about adding (most of) this to sh.config by the configure script?
> I'd like to centralize all hacky platform detection there.

Do   you   mean   something   like  this?  -  Checking  $platform  and
conditionally  adding  shopt  and  aliases.  But one must be sure that
every script that source sh.config is a bash script.

diff --git a/configure b/configure
index 72db26df..ef6f657f 100755
--- a/configure
+++ b/configure
@@ -1205,6 +1205,23 @@ NOTMUCH_PYTHON=${python}
 NOTMUCH_HAVE_RUBY_DEV=${have_ruby_dev}
 EOF
 
+# Alias native BSD utilities to usable GNU equivalents.
+if [ $platform == FREEBSD ]; then
+       cat >> sh.config <<EOF
+
+# Allow using aliases in bash test scripts
+shopt -s expand_aliases
+
+# Substitute BSD utils with GNU ones (sysutils/coreutils required)
+alias date=gdate
+alias base64=gbase64
+alias gdb=\$BSD_GDB
+alias wc=gwc
+alias sed=gsed
+alias sha256sum=gsha256sum
+EOF
+fi
+
 # Finally, after everything configured, inform the user how to continue.
 cat <<EOF

> Also, why is gsed in quotes but none of the others are?
Fixed, thanks.