test-mergesort: add sort subcommand

Give the code for sorting a text file its own sub-command. This allows extending the helper, which we'll do in the following patches. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

René Scharfe committed Oct 1, 2021 at 11:11 UTC d536a711699dd369083b83dd98f3df1fdf2b08f0
1 file changed +8 -1
t/helper/test-mergesort.c
+8 -1
index 621e2a5197..05be0d067a 100644 --- a/t/helper/test-mergesort.c +++ b/t/helper/test-mergesort.c @@ -23,7 +23,7 @@ static int compare_strings(const void *a, const void *b) return strcmp(x->text, y->text); } -int cmd__mergesort(int argc, const char **argv) +static int sort_stdin(void) { struct line *line, *p = NULL, *lines = NULL; struct strbuf sb = STRBUF_INIT; @@ -49,3 +49,10 @@ int cmd__mergesort(int argc, const char **argv) } return 0; } + +int cmd__mergesort(int argc, const char **argv) +{ + if (argc == 2 && !strcmp(argv[1], "sort")) + return sort_stdin(); + usage("test-tool mergesort sort"); +}