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Make sure the len() builtin always returns an answer. Previously,

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len(`') didn't return an answer.  Now it returns 0.

PR:		bin/12942
MFC after:	5 days
This commit is contained in:
Gregory Neil Shapiro 2001-05-29 03:32:38 +00:00
parent 2755dd7100
commit 1d3ebaf302
1 changed files with 1 additions and 2 deletions
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3
usr.bin/m4/eval.c
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@ -149,8 +149,7 @@ register int td;
* dolen - find the length of the
* argument
*/
if (argc > 2)
pbnum((argc > 2) ? strlen(argv[2]) : 0);
pbnum((argc > 2) ? strlen(argv[2]) : 0);
break;
case INCRTYPE: