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- add support for seq -s <separator>

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This commit is contained in:
Bernhard Reutner-Fischer
2008-11-12 13:22:24 +00:00
parent 2598f761bb
commit c021cb08b5
2 changed files with 12 additions and 6 deletions
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13
coreutils/seq.c
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@@ -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);
}