diff options
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -1066,8 +1066,12 @@ ruby_setenv(name, value) environ = tmpenv; /* tell exec where it is now */ } if (!value) { - if (environ[i] != origenviron[i]) - free(environ[i]); + if (environ != origenviron) { + char **envp = origenviron; + while (*envp && *envp != environ[i]) envp++; + if (!*envp) + free(environ[i]); + } while (environ[i]) { environ[i] = environ[i+1]; i++; |