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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2010-01-09 19:56:15 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2010-01-09 19:56:15 +0100 |
| commit | 93ac7d8468feec562b468e87e1e04b0afdec0951 (patch) | |
| tree | fa45240bf23cdf232f4b76b2d1321d4b29fff146 /archival/cpio.c | |
| parent | dc698bb038756a926aaa529bda1b939eab2c1676 (diff) | |
| download | busybox-93ac7d8468feec562b468e87e1e04b0afdec0951.tar.gz | |
cpio: improve help text; document two TODOs
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/cpio.c')
| -rw-r--r-- | archival/cpio.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/archival/cpio.c b/archival/cpio.c index b21ba6e79..be9fbd0b5 100644 --- a/archival/cpio.c +++ b/archival/cpio.c @@ -304,8 +304,12 @@ int cpio_main(int argc UNUSED_PARAM, char **argv) /* -L makes sense only with -o or -p */ #if !ENABLE_FEATURE_CPIO_O + /* no parameters */ + opt_complementary = "=0"; opt = getopt32(argv, OPTION_STR, &cpio_filename); #else + /* _exactly_ one parameter for -p, thus <= 1 param if -p is allowed */ + opt_complementary = ENABLE_FEATURE_CPIO_P ? "?1" : "=0"; opt = getopt32(argv, OPTION_STR "oH:" IF_FEATURE_CPIO_P("p"), &cpio_filename, &cpio_fmt); argv += optind; if (opt & CPIO_OPT_PASSTHROUGH) { @@ -346,13 +350,13 @@ int cpio_main(int argc UNUSED_PARAM, char **argv) xchdir(*argv++); close(pp.wr); xmove_fd(pp.rd, STDIN_FILENO); - opt &= ~CPIO_OPT_PASSTHROUGH; + //opt &= ~CPIO_OPT_PASSTHROUGH; opt |= CPIO_OPT_EXTRACT; goto skip; } /* -o */ if (opt & CPIO_OPT_CREATE) { - if (*cpio_fmt != 'n') /* we _require_ "-H newc" */ + if (cpio_fmt[0] != 'n') /* we _require_ "-H newc" */ bb_show_usage(); if (opt & CPIO_OPT_FILE) { xmove_fd(xopen3(cpio_filename, O_WRONLY | O_CREAT | O_TRUNC, 0666), STDOUT_FILENO); |