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-rw-r--r--shell/lash.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/shell/lash.c b/shell/lash.c
index 99b6173bf..58d770fd8 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -114,7 +114,7 @@ static int builtin_read(struct child_prog *cmd);
/* function prototypes for shell stuff */
static void checkjobs(struct jobset *job_list);
static void remove_job(struct jobset *j_list, struct job *job);
-static int get_command(FILE * source, char *command);
+static int get_command_bufsiz(FILE * source, char *command);
static int parse_command(char **command_ptr, struct job *job, int *inbg);
static int run_command(struct job *newjob, int inbg, int outpipe[2]);
static int pseudo_exec(struct child_prog *cmd) ATTRIBUTE_NORETURN;
@@ -649,15 +649,14 @@ static inline const char* setup_prompt_string(void)
static line_input_t *line_input_state;
#endif
-static int get_command(FILE * source, char *command)
+static int get_command_bufsiz(FILE * source, char *command)
{
const char *prompt_str;
if (source == NULL) {
if (local_pending_command) {
/* a command specified (-c option): return it & mark it done */
- strcpy(command, local_pending_command);
- free(local_pending_command);
+ strncpy(command, local_pending_command, BUFSIZ);
local_pending_command = NULL;
return 0;
}
@@ -1363,12 +1362,12 @@ static int busy_loop(FILE * input)
checkjobs(&job_list);
if (!next_command) {
- if (get_command(input, command))
+ if (get_command_bufsiz(input, command))
break;
next_command = command;
}
- if (! expand_arguments(next_command)) {
+ if (!expand_arguments(next_command)) {
free(command);
command = xzalloc(BUFSIZ);
next_command = NULL;
@@ -1455,8 +1454,6 @@ static void free_memory(void)
if (cwd && cwd != bb_msg_unknown) {
free((char*)cwd);
}
- if (local_pending_command)
- free(local_pending_command);
if (job_list.fg && !job_list.fg->running_progs) {
remove_job(&job_list, job_list.fg);
@@ -1538,7 +1535,7 @@ int lash_main(int argc_l, char **argv_l)
opt = getopt32(argc_l, argv_l, "+ic:", &local_pending_command);
#define LASH_OPT_i (1<<0)
-#define LASH_OPT_c (1<<2)
+#define LASH_OPT_c (1<<1)
if (opt & LASH_OPT_c) {
input = NULL;
optind++;