updated diff:
- pull output buffer creation up to piperegion
- pull message Shell command succeeded with no output up to piperegion
- erase echo line
diff --git def.h def.h
index a99421c..3c7702c 100644
--- def.h
+++ def.h
@@ -591,6 +591,8 @@ int region_get_data(struct region *, char *,
Shuffle shell-command-on-region around to make pipeio() useable for
other functions. (Needed for an upcomming diff for
diff-buffer-with-file.)
While there:
- generate error message when exec fails
- prevent busy wait in poll when nothing more has to be written
- use return value of eread, not the
