csdiff.1,csgrep.1: document exit status

kdudka · kdudka · commit 5b15dacbe590 · 2020-04-14T17:36:29.000+02:00
Fixes: https://github.com/kdudka/csdiff/issues/3 Closes: https://github.com/kdudka/csdiff/pull/4
diff --git a/csdiff.h2m b/csdiff.h2m
@@ -1,2 +1,6 @@
 [NAME]
 csdiff - take two lists of defects and output either added or fixed ones
+
+[EXIT STATUS]
+csdiff exits with status 0 if arguments are valid and input files are parsed
+successfully.  It does not matter whether any defects were matched or not.
diff --git a/csgrep.h2m b/csgrep.h2m
@@ -1,6 +1,10 @@
 [NAME]
 csgrep - filter the list of defects by the specified regex-based predicates
 
+[EXIT STATUS]
+csgrep exits with status 0 if arguments are valid and input files are parsed
+successfully.  It does not matter whether any defects were matched or not.
+
 [EXAMPLE - CHECKERS, EVENTS, MESSAGES]
 .nf
 Error: FORWARD_NULL (CWE-476):
