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Add in a new standalone env applet for fixing up app's environments

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-Erik
This commit is contained in:
Eric Andersen
2001-03-29 22:48:33 +00:00
parent e5c24dfd01
commit 84e229cfbe
12 changed files with 252 additions and 48 deletions
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21
lash.c
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@ -143,7 +143,6 @@ struct close_me {
/* function prototypes for builtins */
static int builtin_cd(struct child_prog *cmd);
static int builtin_env(struct child_prog *dummy);
static int builtin_exec(struct child_prog *cmd);
static int builtin_exit(struct child_prog *cmd);
static int builtin_fg_bg(struct child_prog *cmd);
@ -203,7 +202,6 @@ static struct built_in_command bltins[] = {
/* Table of forking built-in functions (things that fork cannot change global
* variables in the parent process, such as the current working directory) */
static struct built_in_command bltins_forking[] = {
{"env", "Print all environment variables", builtin_env},
{"pwd", "Print current directory", builtin_pwd},
{"help", "List shell built-in commands", builtin_help},
{NULL, NULL, NULL}
@ -256,14 +254,13 @@ static inline void debug_printf(const char *format, ...) { }
builtin previous use notes
------ ----------------- ---------
cd cmd->progs[0]
env 0
exec cmd->progs[0] squashed bug: didn't look for applets or forking builtins
exit cmd->progs[0]
fg_bg cmd->progs[0], job_list->head, job_list->fg
help 0
jobs job_list->head
pwd 0
export cmd->progs[0] passes cmd, job_list to builtin_env(), which ignores them
export cmd->progs[0]
source cmd->progs[0]
unset cmd->progs[0]
read cmd->progs[0]
@ -302,17 +299,6 @@ static int builtin_cd(struct child_prog *child)
return EXIT_SUCCESS;
}
/* built-in 'env' handler */
static int builtin_env(struct child_prog *dummy)
{
char **e;
for (e = environ; *e; e++) {
printf( "%s\n", *e);
}
return (0);
}
/* built-in 'exec' handler */
static int builtin_exec(struct child_prog *child)
{
@ -436,7 +422,10 @@ static int builtin_export(struct child_prog *child)
char *v = child->argv[1];
if (v == NULL) {
return (builtin_env(child));
char **e;
for (e = environ; *e; e++) {
printf( "%s\n", *e);
}
}
res = putenv(v);
if (res)