Emacs: added \ie and \eg to article snippet.

Shell: fixed formatc not being defined.

.emacs.d/snippets/latex-mode/article.yasnippet

@@ -34,6 +34,8 @@
 \renewcommand{\TeX}{\textrm{\texbak}\xspace}
 
 \def\unix{\textsc{Unix}\xspace}
+\def\ie{\textsl{i.e.}\xspace}
+\def\eg{\textsl{e.g.}\xspace}
 
 %%=============================================================================
 %% Formatting

.shell.d/funs_rc

@@ -776,7 +776,7 @@ xmultioff ()
 ## Format C using 'indent'. Alternative to indent: astyle, uncrustify.
 formatc()
 {
-    if [ -n "$(command -v indent)" ]; then
+    if [ -z "$(command -v indent)" ]; then
         echo "Please install 'indent'"
         return
     fi