ls-files: pass through safe options for --recurse-submodules

Pass through some known-safe options when recursing into submodules. (--cached, -v, -t, -z, --debug, --eol) Signed-off-by: Brandon Williams <bmwill@google.com> Reviewed-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Brandon Williams committed Oct 7, 2016 at 11:18 UTC 07c01b9fd927b35375bd3a7d4d9dbf7bb8509f09
2 files changed +39 -7
builtin/ls-files.c
+27 -3
@@ -30,6 +30,7 @@ static int line_terminator = '\n';
30 static int debug_mode;
31 static int show_eol;
32 static int recurse_submodules;
33 +static struct argv_array submodules_options = ARGV_ARRAY_INIT;
34
35 static const char *prefix;
36 static const char *super_prefix;
@@ -168,6 +169,25 @@ static void show_killed_files(struct dir_struct *dir)
169 }
170 }
171
172 +/*
173 + * Compile an argv_array with all of the options supported by --recurse_submodules
174 + */
175 +static void compile_submodule_options(const struct dir_struct *dir, int show_tag)
176 +{
177 + if (line_terminator == '\0')
178 + argv_array_push(&submodules_options, "-z");
179 + if (show_tag)
180 + argv_array_push(&submodules_options, "-t");
181 + if (show_valid_bit)
182 + argv_array_push(&submodules_options, "-v");
183 + if (show_cached)
184 + argv_array_push(&submodules_options, "--cached");
185 + if (show_eol)
186 + argv_array_push(&submodules_options, "--eol");
187 + if (debug_mode)
188 + argv_array_push(&submodules_options, "--debug");
189 +}
190 +
191 /**
192 * Recursively call ls-files on a submodule
193 */
@@ -182,6 +202,9 @@ static void show_gitlink(const struct cache_entry *ce)
202 argv_array_push(&cp.args, "ls-files");
203 argv_array_push(&cp.args, "--recurse-submodules");
204
205 + /* add supported options */
206 + argv_array_pushv(&cp.args, submodules_options.argv);
207 +
208 cp.git_cmd = 1;
209 cp.dir = ce->name;
210 status = run_command(&cp);
@@ -567,11 +590,12 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
590 if (require_work_tree && !is_inside_work_tree())
591 setup_work_tree();
592
593 + if (recurse_submodules)
594 + compile_submodule_options(&dir, show_tag);
595 +
596 if (recurse_submodules &&
597 (show_stage || show_deleted || show_others || show_unmerged ||
572 - show_killed || show_modified || show_resolve_undo ||
573 - show_valid_bit || show_tag || show_eol || with_tree ||
574 - (line_terminator == '\0')))
598 + show_killed || show_modified || show_resolve_undo || with_tree))
599 die("ls-files --recurse-submodules unsupported mode");
600
601 if (recurse_submodules && error_unmatch)
t/t3007-ls-files-recurse-submodules.sh
+12 -4
@@ -34,6 +34,18 @@ test_expect_success 'ls-files correctly outputs files in submodule' '
34 test_cmp expect actual
35 '
36
37 +test_expect_success 'ls-files correctly outputs files in submodule with -z' '
38 + lf_to_nul >expect <<-\EOF &&
39 + .gitmodules
40 + a
41 + b/b
42 + submodule/c
43 + EOF
44 +
45 + git ls-files --recurse-submodules -z >actual &&
46 + test_cmp expect actual
47 +'
48 +
49 test_expect_success 'ls-files does not output files not added to a repo' '
50 cat >expect <<-\EOF &&
51 .gitmodules
@@ -86,15 +98,11 @@ test_incompatible_with_recurse_submodules () {
98 "
99 }
100
89 -test_incompatible_with_recurse_submodules -z
90 -test_incompatible_with_recurse_submodules -v
91 -test_incompatible_with_recurse_submodules -t
101 test_incompatible_with_recurse_submodules --deleted
102 test_incompatible_with_recurse_submodules --modified
103 test_incompatible_with_recurse_submodules --others
104 test_incompatible_with_recurse_submodules --stage
105 test_incompatible_with_recurse_submodules --killed
106 test_incompatible_with_recurse_submodules --unmerged
98 -test_incompatible_with_recurse_submodules --eol
107
108 test_done