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Fix removal of variables from process-environment

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* src/callproc.c (add_env): Fix comparison of a variable with a
value against the same variable without a value.  (Bug#23779)
This commit is contained in:
Eli Zaretskii 2016-06-20 17:19:25 +03:00
parent e5e886d12f
commit 5f37572321
1 changed files with 1 additions and 1 deletions
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2
src/callproc.c
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@ -1099,7 +1099,7 @@ add_env (char **env, char **new_env, char *string)
char *p = *ep, *q = string;
while (ok)
{
if (*q != *p)
if (*p && *q != *p)
break;
if (*q == 0)
/* The string is a lone variable name; keep it for now, we