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| author | Denys Vlasenko | 2020-11-16 13:09:37 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2020-11-16 13:09:37 +0100 |
| commit | 4ac35a30db0c9badd9895c5eaa1d4d3a118b5259 (patch) | |
| tree | 1e8a7a9fd690b5df9e5eb816dced7beebcc37834 | |
| parent | dc9c10a7b29c93a36ff17c562cb14e11eb169f19 (diff) | |
| download | busybox-4ac35a30db0c9badd9895c5eaa1d4d3a118b5259.zip busybox-4ac35a30db0c9badd9895c5eaa1d4d3a118b5259.tar.gz | |
ash: make interactive ^C break out of PS2 mode
Based on patch by Joachim Nilsson <troglobit@gmail.com>
function old new delta
pgetc 570 547 -23
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | shell/ash.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/shell/ash.c b/shell/ash.c index 674a41b..d1ca345 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -10593,7 +10593,7 @@ preadfd(void) g_parsefile->next_to_pgetc = buf; #if ENABLE_FEATURE_EDITING - retry: + /* retry: */ if (!iflag || g_parsefile->pf_fd != STDIN_FILENO) nr = nonblock_immune_read(g_parsefile->pf_fd, buf, IBUFSIZ - 1); else { @@ -10615,15 +10615,14 @@ preadfd(void) if (nr == 0) { /* ^C pressed, "convert" to SIGINT */ write(STDOUT_FILENO, "^C", 2); + raise(SIGINT); if (trap[SIGINT]) { buf[0] = '\n'; buf[1] = '\0'; - raise(SIGINT); return 1; } exitstatus = 128 + SIGINT; - bb_putchar('\n'); - goto retry; + return -1; } if (nr < 0) { if (errno == 0) { |