From: Junio C Hamano Date: Mon, 8 Aug 2016 21:21:46 +0000 (-0700) Subject: Merge branch 'rs/submodule-config-code-cleanup' into maint X-Git-Tag: v2.9.3~26 X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/f7b01d3eb76b5c1d04b774454364e87b49e80b56?ds=inline;hp=-c Merge branch 'rs/submodule-config-code-cleanup' into maint Code cleanup. * rs/submodule-config-code-cleanup: submodule-config: fix test binary crashing when no arguments given submodule-config: combine early return code into one goto submodule-config: passing name reference for .gitmodule blobs submodule-config: use explicit empty string instead of strbuf in config_from() --- f7b01d3eb76b5c1d04b774454364e87b49e80b56 diff --combined submodule-config.c index debab294d4,a887574590..93dd36424c --- a/submodule-config.c +++ b/submodule-config.c @@@ -59,7 -59,6 +59,7 @@@ static void free_one_config(struct subm { free((void *) entry->config->path); free((void *) entry->config->name); + free((void *) entry->config->update_strategy.command); free(entry->config); } @@@ -195,8 -194,6 +195,8 @@@ static struct submodule *lookup_or_crea submodule->path = NULL; submodule->url = NULL; + submodule->update_strategy.type = SM_UPDATE_UNSPECIFIED; + submodule->update_strategy.command = NULL; submodule->fetch_recurse = RECURSE_SUBMODULES_NONE; submodule->ignore = NULL; @@@ -296,7 -293,7 +296,7 @@@ static int parse_config(const char *var if (!strcmp(item.buf, "path")) { if (!value) ret = config_error_nonbool(var); - else if (!me->overwrite && submodule->path != NULL) + else if (!me->overwrite && submodule->path) warn_multiple_config(me->commit_sha1, submodule->name, "path"); else { @@@ -320,7 -317,7 +320,7 @@@ } else if (!strcmp(item.buf, "ignore")) { if (!value) ret = config_error_nonbool(var); - else if (!me->overwrite && submodule->ignore != NULL) + else if (!me->overwrite && submodule->ignore) warn_multiple_config(me->commit_sha1, submodule->name, "ignore"); else if (strcmp(value, "untracked") && @@@ -336,23 -333,13 +336,23 @@@ } else if (!strcmp(item.buf, "url")) { if (!value) { ret = config_error_nonbool(var); - } else if (!me->overwrite && submodule->url != NULL) { + } else if (!me->overwrite && submodule->url) { warn_multiple_config(me->commit_sha1, submodule->name, "url"); } else { free((void *) submodule->url); submodule->url = xstrdup(value); } + } else if (!strcmp(item.buf, "update")) { + if (!value) + ret = config_error_nonbool(var); + else if (!me->overwrite && + submodule->update_strategy.type != SM_UPDATE_UNSPECIFIED) + warn_multiple_config(me->commit_sha1, submodule->name, + "update"); + else if (parse_submodule_update_strategy(value, + &submodule->update_strategy) < 0) + die(_("invalid value for %s"), var); } strbuf_release(&name); @@@ -362,9 -349,9 +362,9 @@@ } static int gitmodule_sha1_from_commit(const unsigned char *commit_sha1, - unsigned char *gitmodules_sha1) + unsigned char *gitmodules_sha1, + struct strbuf *rev) { - struct strbuf rev = STRBUF_INIT; int ret = 0; if (is_null_sha1(commit_sha1)) { @@@ -372,11 -359,10 +372,10 @@@ return 1; } - strbuf_addf(&rev, "%s:.gitmodules", sha1_to_hex(commit_sha1)); - if (get_sha1(rev.buf, gitmodules_sha1) >= 0) + strbuf_addf(rev, "%s:.gitmodules", sha1_to_hex(commit_sha1)); + if (get_sha1(rev->buf, gitmodules_sha1) >= 0) ret = 1; - strbuf_release(&rev); return ret; } @@@ -390,7 -376,7 +389,7 @@@ static const struct submodule *config_f { struct strbuf rev = STRBUF_INIT; unsigned long config_size; - char *config; + char *config = NULL; unsigned char sha1[20]; enum object_type type; const struct submodule *submodule = NULL; @@@ -411,8 -397,8 +410,8 @@@ return entry->config; } - if (!gitmodule_sha1_from_commit(commit_sha1, sha1)) - return NULL; + if (!gitmodule_sha1_from_commit(commit_sha1, sha1, &rev)) + goto out; switch (lookup_type) { case lookup_name: @@@ -423,16 -409,11 +422,11 @@@ break; } if (submodule) - return submodule; + goto out; config = read_sha1_file(sha1, &type, &config_size); - if (!config) - return NULL; - - if (type != OBJ_BLOB) { - free(config); - return NULL; - } + if (!config || type != OBJ_BLOB) + goto out; /* fill the submodule config into the cache */ parameter.cache = cache; @@@ -441,6 -422,7 +435,7 @@@ parameter.overwrite = 0; git_config_from_mem(parse_config, "submodule-blob", rev.buf, config, config_size, ¶meter); + strbuf_release(&rev); free(config); switch (lookup_type) { @@@ -451,6 -433,11 +446,11 @@@ default: return NULL; } + + out: + strbuf_release(&rev); + free(config); + return submodule; } static const struct submodule *config_from_path(struct submodule_cache *cache, diff --combined t/helper/test-submodule-config.c index dab8c27768,0000000000..a4e4098a0f mode 100644,000000..100644 --- a/t/helper/test-submodule-config.c +++ b/t/helper/test-submodule-config.c @@@ -1,76 -1,0 +1,76 @@@ +#include "cache.h" +#include "submodule-config.h" +#include "submodule.h" + +static void die_usage(int argc, char **argv, const char *msg) +{ + fprintf(stderr, "%s\n", msg); + fprintf(stderr, "Usage: %s [ ] ...\n", argv[0]); + exit(1); +} + +static int git_test_config(const char *var, const char *value, void *cb) +{ + return parse_submodule_config_option(var, value); +} + +int main(int argc, char **argv) +{ + char **arg = argv; + int my_argc = argc; + int output_url = 0; + int lookup_name = 0; + + arg++; + my_argc--; - while (starts_with(arg[0], "--")) { ++ while (arg[0] && starts_with(arg[0], "--")) { + if (!strcmp(arg[0], "--url")) + output_url = 1; + if (!strcmp(arg[0], "--name")) + lookup_name = 1; + arg++; + my_argc--; + } + + if (my_argc % 2 != 0) + die_usage(argc, argv, "Wrong number of arguments."); + + setup_git_directory(); + gitmodules_config(); + git_config(git_test_config, NULL); + + while (*arg) { + unsigned char commit_sha1[20]; + const struct submodule *submodule; + const char *commit; + const char *path_or_name; + + commit = arg[0]; + path_or_name = arg[1]; + + if (commit[0] == '\0') + hashcpy(commit_sha1, null_sha1); + else if (get_sha1(commit, commit_sha1) < 0) + die_usage(argc, argv, "Commit not found."); + + if (lookup_name) { + submodule = submodule_from_name(commit_sha1, path_or_name); + } else + submodule = submodule_from_path(commit_sha1, path_or_name); + if (!submodule) + die_usage(argc, argv, "Submodule not found."); + + if (output_url) + printf("Submodule url: '%s' for path '%s'\n", + submodule->url, submodule->path); + else + printf("Submodule name: '%s' for path '%s'\n", + submodule->name, submodule->path); + + arg += 2; + } + + submodule_free(); + + return 0; +}