diff options
-rw-r--r-- | hash.c | 1 | ||||
-rw-r--r-- | process.c | 2 |
2 files changed, 3 insertions, 0 deletions
@@ -3034,6 +3034,7 @@ ruby_unsetenv(const char *name) * * Sets the environment variable +name+ to +value+. If the value given is * +nil+ the environment variable is deleted. + * +name+ must be a string. * */ static VALUE @@ -3950,6 +3950,8 @@ rb_f_system(int argc, VALUE *argv) * env: hash * name => val : set the environment variable * name => nil : unset the environment variable + * + * the keys must be strings. * command...: * commandline : command line string which is passed to the standard shell * cmdname, arg1, ... : command name and one or more arguments (This form does not use the shell. See below for caveats.) |