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run_shell: run again on ctrl-c 

We can start a new interactive shell now using the 'sh' command on
the command line. This shell exits on ctrl-c though. Add a loop
around it to continue instead of exiting.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2012-05-18 18:43:04 +02:00
parent c48de4beee
commit 9448aa57ec
1 changed files with 6 additions and 4 deletions
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10
common/hush.c
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@ -1612,7 +1612,6 @@ static int parse_stream_outer(struct p_context *ctx, struct in_str *inp, int fla
}
if (inp->__promptme == 0)
printf("<INTERRUPT>\n");
inp->__promptme = 1;
temp.nonnull = 0;
temp.quote = 0;
free_pipe_list(ctx->list_head,0);
@ -1807,9 +1806,12 @@ int run_shell(void)
struct in_str input;
struct p_context ctx;
setup_file_in_str(&input);
rcode = parse_stream_outer(&ctx, &input, FLAG_PARSE_SEMICOLON);
release_context(&ctx);
do {
setup_file_in_str(&input);
rcode = parse_stream_outer(&ctx, &input, FLAG_PARSE_SEMICOLON);
release_context(&ctx);
} while (!input.__promptme);
return rcode;
}