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author | Denys Vlasenko | 2018-07-23 15:43:57 +0200 |
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committer | Denys Vlasenko | 2018-07-23 15:43:57 +0200 |
commit | d73cdbf84c9c7d509baf69eb3256dcaf733f4d93 (patch) | |
tree | 676c221aa69cf5922890993baccc9c9040d7f4d8 /shell/hush.c | |
parent | ca2f831ead327d98ab3374acb3b07ad7632ea02d (diff) | |
download | busybox-d73cdbf84c9c7d509baf69eb3256dcaf733f4d93.zip busybox-d73cdbf84c9c7d509baf69eb3256dcaf733f4d93.tar.gz |
hush: fix handling of heredocs starting with empty lines
function old new delta
parse_stream 2748 2759 +11
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush.c')
-rw-r--r-- | shell/hush.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/shell/hush.c b/shell/hush.c index 4fdd159..89e06df 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -4226,6 +4226,14 @@ static char *fetch_till_str(o_string *as_string, int prev = 0; /* not \ */ int ch; + /* Starting with "" is necessary for this case: + * cat <<EOF + * + * xxx + * EOF + */ + heredoc.data = xzalloc(1); /* start as "", not as NULL */ + goto jump_in; while (1) { |