cmd_test: implement -e test for file existence
authorStephen Warren <swarren@nvidia.com>
Mon, 3 Feb 2014 20:21:06 +0000 (13:21 -0700)
committerTom Rini <trini@ti.com>
Wed, 19 Feb 2014 14:47:34 +0000 (09:47 -0500)
commite5e897c01b1cd496187ca56a38ff5559d27f951c
treeb2842a2aeffcdd10fbe7300920b2252f545d9b57
parent2453de99df576fb907fe06cac58c628e3590833f
cmd_test: implement -e test for file existence

This is much like a regular shell's -e operator, except that it takes
multiple arguments to specify the device type and  device/partition ID
in addition to the usual filename:

if test -e mmc 0:1 /boot/boot.scr; then echo yes; else echo no; fi

Signed-off-by: Stephen Warren <swarren@nvidia.com>
common/cmd_test.c