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echo: add FIXME comment

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2021-12-29 06:41:05 +01:00
parent 0fcc7f5f73
commit 0e2cb6d1e2
1 changed files with 2 additions and 0 deletions
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coreutils/echo.c
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@ -321,6 +321,8 @@ int echo_main(int argc, char **argv)
if (*arg == '0' && (unsigned char)(arg[1] - '0') < 8) { if (*arg == '0' && (unsigned char)(arg[1] - '0') < 8) {
arg++; arg++;
} }
//FIXME? we also accept non-0 starting sequences (see echo-prints-slash_41 test)
// echo -ne '-\41-' prints "-!-". bash 5.0.17 does not (prints "-\41-").
/* bb_process_escape_sequence can handle nul correctly */ /* bb_process_escape_sequence can handle nul correctly */
c = bb_process_escape_sequence( (void*) &arg); c = bb_process_escape_sequence( (void*) &arg);
} }