diff options
| -rw-r--r-- | coreutils/seq.c | 13 | ||||
| -rw-r--r-- | include/usage.h | 5 |
2 files changed, 12 insertions, 6 deletions
diff --git a/coreutils/seq.c b/coreutils/seq.c index 899cd696b..cf856bf04 100644 --- a/coreutils/seq.c +++ b/coreutils/seq.c @@ -16,8 +16,10 @@ int seq_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int seq_main(int argc, char **argv) { double last, increment, i; - enum { OPT_w = 1 }; - unsigned opt = getopt32(argv, "+w"); + enum { OPT_w = 1, OPT_s }; + const char *sep = "\n"; + bool is_consecutive = 0; + unsigned opt = getopt32(argv, "+ws:", &sep); unsigned width = 0; argc -= optind; @@ -39,9 +41,12 @@ int seq_main(int argc, char **argv) /* You should note that this is pos-5.0.91 semantics, -- FK. */ while ((increment > 0 && i <= last) || (increment < 0 && i >= last)) { - printf("%0*g\n", width, i); + if (is_consecutive++) { + printf("%s", sep); + } + printf("%0*g", width, i); i += increment; } - + bb_putchar('\n'); return fflush(stdout); } diff --git a/include/usage.h b/include/usage.h index 4360edba6..f9b6aca1b 100644 --- a/include/usage.h +++ b/include/usage.h @@ -3594,12 +3594,13 @@ "\nOther options are silently ignored; -oi is implied" \ #define seq_trivial_usage \ - "[-w] [first [increment]] last" + "[-w] [-s separator] [first [increment]] last" #define seq_full_usage "\n\n" \ "Print numbers from FIRST to LAST, in steps of INCREMENT.\n" \ "FIRST, INCREMENT default to 1\n" \ "\nArguments:" \ - "\n -w Pad to last with leading zeros" \ + "\n -w Pad to last with leading zeros" \ + "\n -s <string> Use string separator" \ "\n LAST" \ "\n FIRST LAST" \ "\n FIRST INCREMENT LAST" \ |