Dear Sridhar Addagada, In message <1327396047.99588.yahoomail...@web120201.mail.ne1.yahoo.com> you wrote: > > What is the behavior of test command when the variable is not present in the > uboot env
It should be the same as in any other bourne compatible shell. > set x Note that "set" for "setenv" may or may not work, depending on your command selection. > if test $x = 1; then echo "Yes"; else echo "No"; fi This should provoke an error from the "test" command which misses an argument. > in the above case I get Yes echoed back. That's a bug then. Patches welcome... > Is there any way to test the presence of a variable in uboot script? This should be possible like in any other shell... Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de Alan Turing thought about criteria to settle the question of whether machines can think, a question of which we now know that it is about as relevant as the question of whether submarines can swim. -- Edsger Dijkstra _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot