summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--coreutils/env.c2
-rw-r--r--coreutils/printenv.c23
2 files changed, 10 insertions, 15 deletions
diff --git a/coreutils/env.c b/coreutils/env.c
index 31167d0..3008358 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -63,7 +63,7 @@ int env_main(int argc, char** argv)
if (opt & 1) {
cleanenv[0] = NULL;
environ = cleanenv;
- } else if (opt & 2) {
+ } else {
while (unset_env) {
unsetenv(unset_env->data);
unset_env = unset_env->link;
diff --git a/coreutils/printenv.c b/coreutils/printenv.c
index 2531d5a..19fa832 100644
--- a/coreutils/printenv.c
+++ b/coreutils/printenv.c
@@ -14,25 +14,20 @@ extern char **environ;
int printenv_main(int argc, char **argv);
int printenv_main(int argc, char **argv)
{
- int e = 0;
-
/* no variables specified, show whole env */
- if (argc == 1)
+ if (argc == 1) {
+ int e = 0;
while (environ[e])
puts(environ[e++]);
-
- /* search for specified variables and print them out if found */
- else {
- int i;
- size_t l;
+ } else {
+ /* search for specified variables and print them out if found */
char *arg, *env;
- for (i=1; (arg = argv[i]); ++i)
- for (; (env = environ[e]); ++e) {
- l = strlen(arg);
- if (!strncmp(env, arg, l) && env[l] == '=')
- puts(env + l + 1);
- }
+ while ((arg = *++argv) != NULL) {
+ env = getenv(arg);
+ if (env)
+ puts(env);
+ }
}
fflush_stdout_and_exit(0);