diff options
| -rw-r--r-- | builtin/clone.c | 2 | ||||
| -rw-r--r-- | builtin/submodule--helper.c | 13 | ||||
| -rwxr-xr-x | git-submodule.sh | 6 | ||||
| -rwxr-xr-x | t/t7415-submodule-names.sh | 31 |
4 files changed, 50 insertions, 2 deletions
diff --git a/builtin/clone.c b/builtin/clone.c index f7e17d2295..44b716923f 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -757,7 +757,7 @@ static int checkout(int submodule_progress) if (!err && (option_recurse_submodules.nr > 0)) { struct argv_array args = ARGV_ARRAY_INIT; - argv_array_pushl(&args, "submodule", "update", "--init", "--recursive", NULL); + argv_array_pushl(&args, "submodule", "update", "--require-init", "--recursive", NULL); if (option_shallow_submodules == 1) argv_array_push(&args, "--depth=1"); diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c index 676cfed770..79156fac45 100644 --- a/builtin/submodule--helper.c +++ b/builtin/submodule--helper.c @@ -13,6 +13,7 @@ #include "remote.h" #include "refs.h" #include "connect.h" +#include "dir.h" static char *get_default_remote(void) { @@ -623,6 +624,7 @@ static int module_clone(int argc, const char **argv, const char *prefix) char *p, *path = NULL, *sm_gitdir; struct strbuf sb = STRBUF_INIT; struct string_list reference = STRING_LIST_INIT_NODUP; + int require_init = 0; char *sm_alternate = NULL, *error_strategy = NULL; struct option module_clone_options[] = { @@ -647,6 +649,8 @@ static int module_clone(int argc, const char **argv, const char *prefix) OPT__QUIET(&quiet, "Suppress output for cloning a submodule"), OPT_BOOL(0, "progress", &progress, N_("force cloning progress")), + OPT_BOOL(0, "require-init", &require_init, + N_("disallow cloning into non-empty directory")), OPT_END() }; @@ -685,6 +689,8 @@ static int module_clone(int argc, const char **argv, const char *prefix) die(_("clone of '%s' into submodule path '%s' failed"), url, path); } else { + if (require_init && !access(path, X_OK) && !is_empty_dir(path)) + die(_("directory not empty: '%s'"), path); if (safe_create_leading_directories_const(path) < 0) die(_("could not create directory '%s'"), path); strbuf_addf(&sb, "%s/index", sm_gitdir); @@ -733,6 +739,7 @@ struct submodule_update_clone { int quiet; int recommend_shallow; struct string_list references; + unsigned require_init; const char *depth; const char *recursive_prefix; const char *prefix; @@ -748,7 +755,7 @@ struct submodule_update_clone { int failed_clones_nr, failed_clones_alloc; }; #define SUBMODULE_UPDATE_CLONE_INIT {0, MODULE_LIST_INIT, 0, \ - SUBMODULE_UPDATE_STRATEGY_INIT, 0, 0, -1, STRING_LIST_INIT_DUP, \ + SUBMODULE_UPDATE_STRATEGY_INIT, 0, 0, -1, STRING_LIST_INIT_DUP, 0, \ NULL, NULL, NULL, \ STRING_LIST_INIT_DUP, 0, NULL, 0, 0} @@ -850,6 +857,8 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce, argv_array_pushl(&child->args, "--prefix", suc->prefix, NULL); if (suc->recommend_shallow && sub->recommend_shallow == 1) argv_array_push(&child->args, "--depth=1"); + if (suc->require_init) + argv_array_push(&child->args, "--require-init"); argv_array_pushl(&child->args, "--path", sub->path, NULL); argv_array_pushl(&child->args, "--name", sub->name, NULL); argv_array_pushl(&child->args, "--url", sub->url, NULL); @@ -992,6 +1001,8 @@ static int update_clone(int argc, const char **argv, const char *prefix) OPT__QUIET(&suc.quiet, N_("don't print cloning progress")), OPT_BOOL(0, "progress", &suc.progress, N_("force cloning progress")), + OPT_BOOL(0, "require-init", &suc.require_init, + N_("disallow cloning into non-empty directory")), OPT_END() }; diff --git a/git-submodule.sh b/git-submodule.sh index 8f260fbd9c..e4843a5874 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -34,6 +34,7 @@ reference= cached= recursive= init= +require_init= files= remote= nofetch= @@ -528,6 +529,10 @@ cmd_update() -i|--init) init=1 ;; + --require-init) + init=1 + require_init=1 + ;; --remote) remote=1 ;; @@ -606,6 +611,7 @@ cmd_update() ${update:+--update "$update"} \ ${reference:+"$reference"} \ ${depth:+--depth "$depth"} \ + ${require_init:+--require-init} \ ${recommend_shallow:+"$recommend_shallow"} \ ${jobs:+$jobs} \ "$@" || echo "#unmatched" $? diff --git a/t/t7415-submodule-names.sh b/t/t7415-submodule-names.sh index 75fa071c6d..e1cd0a3545 100755 --- a/t/t7415-submodule-names.sh +++ b/t/t7415-submodule-names.sh @@ -73,4 +73,35 @@ test_expect_success 'clone evil superproject' ' ! grep "RUNNING POST CHECKOUT" output ' +test_expect_success MINGW 'prevent git~1 squatting on Windows' ' + git init squatting && + ( + cd squatting && + mkdir a && + touch a/..git && + git add a/..git && + test_tick && + git commit -m initial && + + modules="$(test_write_lines \ + "[submodule \"b.\"]" "url = ." "path = c" \ + "[submodule \"b\"]" "url = ." "path = d\\\\a" | + git hash-object -w --stdin)" && + rev="$(git rev-parse --verify HEAD)" && + hash="$(echo x | git hash-object -w --stdin)" && + git update-index --add \ + --cacheinfo 100644,$modules,.gitmodules \ + --cacheinfo 160000,$rev,c \ + --cacheinfo 160000,$rev,d\\a \ + --cacheinfo 100644,$hash,d./a/x \ + --cacheinfo 100644,$hash,d./a/..git && + test_tick && + git commit -m "module" + ) && + test_must_fail git \ + clone --recurse-submodules squatting squatting-clone 2>err && + test_i18ngrep "directory not empty" err && + ! grep gitdir squatting-clone/d/a/git~2 +' + test_done |