dont crash if the variable we do substitution on is not set
authorMike Frysinger <vapier@gentoo.org>
Thu, 9 Apr 2009 23:00:33 +0000 (23:00 -0000)
committerMike Frysinger <vapier@gentoo.org>
Thu, 9 Apr 2009 23:00:33 +0000 (23:00 -0000)
commit57e746781c6cd836a9564299ef04d2ae4d995f1c
tree6f700223120ea64a82cc61b30146e227437da6b7
parentd68ae08cde969985e3bfcfc21a64f9c78d736fe1
dont crash if the variable we do substitution on is not set
shell/hush.c