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authorDenys Vlasenko2013-07-08 01:43:40 +0200
committerDenys Vlasenko2013-07-08 01:43:40 +0200
commite93d15613e827db0d1a7ee7e251b7360bb7ab447 (patch)
tree8e445eed89502bbe2698de21c77a07b143b49912 /editors/sed.c
parentd8f6d8c627155997596cc140fabda88e5e72dc4f (diff)
downloadbusybox-e93d15613e827db0d1a7ee7e251b7360bb7ab447.zip
busybox-e93d15613e827db0d1a7ee7e251b7360bb7ab447.tar.gz
sed: document where we are more liberal then GNU
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'editors/sed.c')
-rw-r--r--editors/sed.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/editors/sed.c b/editors/sed.c
index f8ca5d3..f90bc54 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -649,6 +649,12 @@ static void add_cmd(const char *cmdstr)
sed_cmd->cmd = *cmdstr++;
cmdstr = parse_cmd_args(sed_cmd, cmdstr);
+ /* cmdstr now points past args.
+ * GNU sed requires a separator, if there are more commands,
+ * else it complains "char N: extra characters after command".
+ * Example: "sed 'p;d'". We also allow "sed 'pd'".
+ */
+
/* Add the command to the command array */
*G.sed_cmd_tail = sed_cmd;
G.sed_cmd_tail = &sed_cmd->next;