diff options
| -rw-r--r-- | Documentation/git-show-ref.txt | 3 | ||||
| -rw-r--r-- | Makefile | 1 | ||||
| -rw-r--r-- | builtin-check-ref-format.c | 3 | ||||
| -rw-r--r-- | builtin-commit-tree.c | 2 | ||||
| -rw-r--r-- | builtin-grep.c | 7 | ||||
| -rw-r--r-- | builtin-log.c | 9 | ||||
| -rw-r--r-- | builtin-mailsplit.c | 2 | ||||
| -rw-r--r-- | builtin-merge-ours.c | 6 | ||||
| -rw-r--r-- | builtin-merge-recursive.c | 2 | ||||
| -rw-r--r-- | builtin-mv.c | 8 | ||||
| -rw-r--r-- | builtin-read-tree.c | 4 | ||||
| -rw-r--r-- | builtin-reflog.c | 3 | ||||
| -rw-r--r-- | builtin-rerere.c | 3 | ||||
| -rw-r--r-- | builtin-rev-parse.c | 10 | ||||
| -rw-r--r-- | builtin-show-ref.c | 10 | ||||
| -rw-r--r-- | builtin-stripspace.c | 4 | ||||
| -rw-r--r-- | builtin-tar-tree.c | 6 | ||||
| -rw-r--r-- | builtin.h | 1 | ||||
| -rw-r--r-- | contrib/examples/builtin-fetch--tool.c (renamed from builtin-fetch--tool.c) | 0 | ||||
| -rw-r--r-- | diff-no-index.c | 4 | ||||
| -rw-r--r-- | fast-import.c | 3 | ||||
| -rw-r--r-- | git-compat-util.h | 1 | ||||
| -rwxr-xr-x | git-merge-one-file.sh | 12 | ||||
| -rw-r--r-- | git.c | 22 | ||||
| -rw-r--r-- | http-fetch.c | 21 | ||||
| -rw-r--r-- | http-push.c | 6 | ||||
| -rw-r--r-- | imap-send.c | 5 | ||||
| -rw-r--r-- | index-pack.c | 3 | ||||
| -rw-r--r-- | pack-redundant.c | 3 | ||||
| -rw-r--r-- | show-index.c | 5 | ||||
| -rw-r--r-- | unpack-file.c | 2 | ||||
| -rw-r--r-- | usage.c | 17 |
32 files changed, 147 insertions, 41 deletions
diff --git a/Documentation/git-show-ref.txt b/Documentation/git-show-ref.txt index f4429bdc68..70f400b266 100644 --- a/Documentation/git-show-ref.txt +++ b/Documentation/git-show-ref.txt @@ -8,7 +8,7 @@ git-show-ref - List references in a local repository SYNOPSIS -------- [verse] -'git show-ref' [-q|--quiet] [--verify] [-h|--head] [-d|--dereference] +'git show-ref' [-q|--quiet] [--verify] [--head] [-d|--dereference] [-s|--hash[=<n>]] [--abbrev[=<n>]] [--tags] [--heads] [--] <pattern>... 'git show-ref' --exclude-existing[=<pattern>] < ref-list @@ -30,7 +30,6 @@ the `.git` directory. OPTIONS ------- --h:: --head:: Show the HEAD reference. @@ -602,7 +602,6 @@ BUILTIN_OBJS += builtin-diff-index.o BUILTIN_OBJS += builtin-diff-tree.o BUILTIN_OBJS += builtin-diff.o BUILTIN_OBJS += builtin-fast-export.o -BUILTIN_OBJS += builtin-fetch--tool.o BUILTIN_OBJS += builtin-fetch-pack.o BUILTIN_OBJS += builtin-fetch.o BUILTIN_OBJS += builtin-fmt-merge-msg.o diff --git a/builtin-check-ref-format.c b/builtin-check-ref-format.c index 513f134638..b106c65d80 100644 --- a/builtin-check-ref-format.c +++ b/builtin-check-ref-format.c @@ -35,6 +35,9 @@ static void collapse_slashes(char *dst, const char *src) int cmd_check_ref_format(int argc, const char **argv, const char *prefix) { + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(builtin_check_ref_format_usage); + if (argc == 3 && !strcmp(argv[1], "--branch")) { struct strbuf sb = STRBUF_INIT; diff --git a/builtin-commit-tree.c b/builtin-commit-tree.c index 6467077731..ddcb7a4bbb 100644 --- a/builtin-commit-tree.c +++ b/builtin-commit-tree.c @@ -105,7 +105,7 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix) git_config(git_default_config, NULL); - if (argc < 2) + if (argc < 2 || !strcmp(argv[1], "-h")) usage(commit_tree_usage); if (get_sha1(argv[1], tree_sha1)) die("Not a valid object name %s", argv[1]); diff --git a/builtin-grep.c b/builtin-grep.c index 1df25b07b5..01be9bf7ff 100644 --- a/builtin-grep.c +++ b/builtin-grep.c @@ -788,6 +788,13 @@ int cmd_grep(int argc, const char **argv, const char *prefix) OPT_END() }; + /* + * 'git grep -h', unlike 'git grep -h <pattern>', is a request + * to show usage information and exit. + */ + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(grep_usage, options); + memset(&opt, 0, sizeof(opt)); opt.prefix = prefix; opt.prefix_length = (prefix && *prefix) ? strlen(prefix) : 0; diff --git a/builtin-log.c b/builtin-log.c index fb5308220d..ef5b3c3ae3 100644 --- a/builtin-log.c +++ b/builtin-log.c @@ -50,6 +50,12 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix, if (default_date_mode) rev->date_mode = parse_date_format(default_date_mode); + /* + * Check for -h before setup_revisions(), or "git log -h" will + * fail when run without a git directory. + */ + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(builtin_log_usage); argc = setup_revisions(argc, argv, rev, "HEAD"); if (rev->diffopt.pickaxe || rev->diffopt.filter) @@ -1242,6 +1248,9 @@ int cmd_cherry(int argc, const char **argv, const char *prefix) argv++; } + if (argc > 1 && !strcmp(argv[1], "-h")) + usage(cherry_usage); + switch (argc) { case 4: limit = argv[3]; diff --git a/builtin-mailsplit.c b/builtin-mailsplit.c index dfe5b151e6..207e358ed1 100644 --- a/builtin-mailsplit.c +++ b/builtin-mailsplit.c @@ -231,6 +231,8 @@ int cmd_mailsplit(int argc, const char **argv, const char *prefix) continue; } else if ( arg[1] == 'f' ) { nr = strtol(arg+2, NULL, 10); + } else if ( arg[1] == 'h' ) { + usage(git_mailsplit_usage); } else if ( arg[1] == 'b' && !arg[2] ) { allow_bare = 1; } else if (!strcmp(arg, "--keep-cr")) { diff --git a/builtin-merge-ours.c b/builtin-merge-ours.c index 8f5bbaf402..684411694f 100644 --- a/builtin-merge-ours.c +++ b/builtin-merge-ours.c @@ -10,6 +10,9 @@ #include "git-compat-util.h" #include "builtin.h" +static const char builtin_merge_ours_usage[] = + "git merge-ours <base>... -- HEAD <remote>..."; + static const char *diff_index_args[] = { "diff-index", "--quiet", "--cached", "HEAD", "--", NULL }; @@ -17,6 +20,9 @@ static const char *diff_index_args[] = { int cmd_merge_ours(int argc, const char **argv, const char *prefix) { + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(builtin_merge_ours_usage); + /* * We need to exit with 2 if the index does not match our HEAD tree, * because the current index is what we will be committing as the diff --git a/builtin-merge-recursive.c b/builtin-merge-recursive.c index d26a96e486..710674c6b2 100644 --- a/builtin-merge-recursive.c +++ b/builtin-merge-recursive.c @@ -33,7 +33,7 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix) } if (argc < 4) - die("Usage: %s <base>... -- <head> <remote> ...", argv[0]); + usagef("%s <base>... -- <head> <remote> ...", argv[0]); for (i = 1; i < argc; ++i) { if (!strcmp(argv[i], "--")) diff --git a/builtin-mv.c b/builtin-mv.c index 1b20028c67..f633d81424 100644 --- a/builtin-mv.c +++ b/builtin-mv.c @@ -64,15 +64,15 @@ int cmd_mv(int argc, const char **argv, const char *prefix) git_config(git_default_config, NULL); - newfd = hold_locked_index(&lock_file, 1); - if (read_cache() < 0) - die("index file corrupt"); - argc = parse_options(argc, argv, prefix, builtin_mv_options, builtin_mv_usage, 0); if (--argc < 1) usage_with_options(builtin_mv_usage, builtin_mv_options); + newfd = hold_locked_index(&lock_file, 1); + if (read_cache() < 0) + die("index file corrupt"); + source = copy_pathspec(prefix, argv, argc, 0); modes = xcalloc(argc, sizeof(enum update_mode)); dest_path = copy_pathspec(prefix, argv + argc, 1, 0); diff --git a/builtin-read-tree.c b/builtin-read-tree.c index 14c836b169..2a3a32cbfe 100644 --- a/builtin-read-tree.c +++ b/builtin-read-tree.c @@ -108,11 +108,11 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) git_config(git_default_config, NULL); - newfd = hold_locked_index(&lock_file, 1); - argc = parse_options(argc, argv, unused_prefix, read_tree_options, read_tree_usage, 0); + newfd = hold_locked_index(&lock_file, 1); + prefix_set = opts.prefix ? 1 : 0; if (1 < opts.merge + opts.reset + prefix_set) die("Which one? -m, --reset, or --prefix?"); diff --git a/builtin-reflog.c b/builtin-reflog.c index e23b5ef979..749821078d 100644 --- a/builtin-reflog.c +++ b/builtin-reflog.c @@ -698,6 +698,9 @@ static const char reflog_usage[] = int cmd_reflog(int argc, const char **argv, const char *prefix) { + if (argc > 1 && !strcmp(argv[1], "-h")) + usage(reflog_usage); + /* With no command, we default to showing it. */ if (argc < 2 || *argv[1] == '-') return cmd_log_reflog(argc, argv, prefix); diff --git a/builtin-rerere.c b/builtin-rerere.c index adfb7b5f48..343d6cde48 100644 --- a/builtin-rerere.c +++ b/builtin-rerere.c @@ -106,6 +106,9 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) if (argc < 2) return rerere(); + if (!strcmp(argv[1], "-h")) + usage(git_rerere_usage); + fd = setup_rerere(&merge_rr); if (fd < 0) return 0; diff --git a/builtin-rev-parse.c b/builtin-rev-parse.c index 9526aafc6c..37d0233521 100644 --- a/builtin-rev-parse.c +++ b/builtin-rev-parse.c @@ -432,6 +432,13 @@ static void die_no_single_rev(int quiet) die("Needed a single revision"); } +static const char builtin_rev_parse_usage[] = +"git rev-parse --parseopt [options] -- [<args>...]\n" +" or: git rev-parse --sq-quote [<arg>...]\n" +" or: git rev-parse [options] [<arg>...]\n" +"\n" +"Run \"git rev-parse --parseopt -h\" for more information on the first usage."; + int cmd_rev_parse(int argc, const char **argv, const char *prefix) { int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0; @@ -444,6 +451,9 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) if (argc > 1 && !strcmp("--sq-quote", argv[1])) return cmd_sq_quote(argc - 2, argv + 2); + if (argc > 1 && !strcmp("-h", argv[1])) + usage(builtin_rev_parse_usage); + prefix = setup_git_directory(); git_config(git_default_config, NULL); for (i = 1; i < argc; i++) { diff --git a/builtin-show-ref.c b/builtin-show-ref.c index c46550c9c0..17ada88dfb 100644 --- a/builtin-show-ref.c +++ b/builtin-show-ref.c @@ -7,7 +7,7 @@ #include "parse-options.h" static const char * const show_ref_usage[] = { - "git show-ref [-q|--quiet] [--verify] [-h|--head] [-d|--dereference] [-s|--hash[=<n>]] [--abbrev[=<n>]] [--tags] [--heads] [--] [pattern*] ", + "git show-ref [-q|--quiet] [--verify] [--head] [-d|--dereference] [-s|--hash[=<n>]] [--abbrev[=<n>]] [--tags] [--heads] [--] [pattern*] ", "git show-ref --exclude-existing[=pattern] < ref-list", NULL }; @@ -183,7 +183,10 @@ static const struct option show_ref_options[] = { OPT_BOOLEAN(0, "heads", &heads_only, "only show heads (can be combined with tags)"), OPT_BOOLEAN(0, "verify", &verify, "stricter reference checking, " "requires exact ref path"), - OPT_BOOLEAN('h', "head", &show_head, "show the HEAD reference"), + { OPTION_BOOLEAN, 'h', NULL, &show_head, NULL, + "show the HEAD reference", + PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + OPT_BOOLEAN(0, "head", &show_head, "show the HEAD reference"), OPT_BOOLEAN('d', "dereference", &deref_tags, "dereference tags into object IDs"), { OPTION_CALLBACK, 's', "hash", &abbrev, "n", @@ -201,6 +204,9 @@ static const struct option show_ref_options[] = { int cmd_show_ref(int argc, const char **argv, const char *prefix) { + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(show_ref_usage, show_ref_options); + argc = parse_options(argc, argv, prefix, show_ref_options, show_ref_usage, PARSE_OPT_NO_INTERNAL_HELP); diff --git a/builtin-stripspace.c b/builtin-stripspace.c index 1fd2205d53..4d3b93fedb 100644 --- a/builtin-stripspace.c +++ b/builtin-stripspace.c @@ -73,9 +73,11 @@ int cmd_stripspace(int argc, const char **argv, const char *prefix) struct strbuf buf = STRBUF_INIT; int strip_comments = 0; - if (argc > 1 && (!strcmp(argv[1], "-s") || + if (argc == 2 && (!strcmp(argv[1], "-s") || !strcmp(argv[1], "--strip-comments"))) strip_comments = 1; + else if (argc > 1) + usage("git stripspace [-s | --strip-comments] < <stream>"); if (strbuf_read(&buf, 0, 1024) < 0) die_errno("could not read the input"); diff --git a/builtin-tar-tree.c b/builtin-tar-tree.c index 8b3a35e12d..3f1e7012db 100644 --- a/builtin-tar-tree.c +++ b/builtin-tar-tree.c @@ -11,6 +11,9 @@ static const char tar_tree_usage[] = "git tar-tree [--remote=<repo>] <tree-ish> [basedir]\n" "*** Note that this command is now deprecated; use \"git archive\" instead."; +static const char builtin_get_tar_commit_id_usage[] = +"git get-tar-commit-id < <tarfile>"; + int cmd_tar_tree(int argc, const char **argv, const char *prefix) { /* @@ -81,6 +84,9 @@ int cmd_get_tar_commit_id(int argc, const char **argv, const char *prefix) char *content = buffer + RECORDSIZE; ssize_t n; + if (argc != 1) + usage(builtin_get_tar_commit_id_usage); + n = read_in_full(0, buffer, HEADERSIZE); if (n < HEADERSIZE) die("git get-tar-commit-id: read error"); @@ -48,7 +48,6 @@ extern int cmd_diff_tree(int argc, const char **argv, const char *prefix); extern int cmd_fast_export(int argc, const char **argv, const char *prefix); extern int cmd_fetch(int argc, const char **argv, const char *prefix); extern int cmd_fetch_pack(int argc, const char **argv, const char *prefix); -extern int cmd_fetch__tool(int argc, const char **argv, const char *prefix); extern int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix); extern int cmd_for_each_ref(int argc, const char **argv, const char *prefix); extern int cmd_format_patch(int argc, const char **argv, const char *prefix); diff --git a/builtin-fetch--tool.c b/contrib/examples/builtin-fetch--tool.c index cd10dbcbc9..cd10dbcbc9 100644 --- a/builtin-fetch--tool.c +++ b/contrib/examples/builtin-fetch--tool.c diff --git a/diff-no-index.c b/diff-no-index.c index 4ebc1dbd87..aae8e7accc 100644 --- a/diff-no-index.c +++ b/diff-no-index.c @@ -201,8 +201,8 @@ void diff_no_index(struct rev_info *revs, return; } if (argc != i + 2) - die("git diff %s takes two paths", - no_index ? "--no-index" : "[--no-index]"); + usagef("git diff %s <path> <path>", + no_index ? "--no-index" : "[--no-index]"); diff_setup(&revs->diffopt); for (i = 1; i < argc - 2; ) { diff --git a/fast-import.c b/fast-import.c index 6faaaacb68..f4f1de6dd7 100644 --- a/fast-import.c +++ b/fast-import.c @@ -2405,6 +2405,9 @@ int main(int argc, const char **argv) git_extract_argv0_path(argv[0]); + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(fast_import_usage); + setup_git_directory(); git_config(git_pack_config, NULL); if (!pack_compression_seen && core_compression_seen) diff --git a/git-compat-util.h b/git-compat-util.h index ef60803384..5c596875c2 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -189,6 +189,7 @@ extern char *gitbasename(char *); /* General helper functions */ extern NORETURN void usage(const char *err); +extern NORETURN void usagef(const char *err, ...) __attribute__((format (printf, 1, 2))); extern NORETURN void die(const char *err, ...) __attribute__((format (printf, 1, 2))); extern NORETURN void die_errno(const char *err, ...) __attribute__((format (printf, 1, 2))); extern int error(const char *err, ...) __attribute__((format (printf, 1, 2))); diff --git a/git-merge-one-file.sh b/git-merge-one-file.sh index 9c2c1b7202..d067894bf4 100755 --- a/git-merge-one-file.sh +++ b/git-merge-one-file.sh @@ -16,6 +16,18 @@ # been handled already by git read-tree, but that one doesn't # do any merges that might change the tree layout. +USAGE='<orig blob> <our blob> <their blob> <path>' +USAGE="$USAGE <orig mode> <our mode> <their mode>" +LONG_USAGE="Usage: git merge-one-file $USAGE + +Blob ids and modes should be empty for missing files." + +if ! test "$#" -eq 7 +then + echo "$LONG_USAGE" + exit 1 +fi + case "${1:-.}${2:-.}${3:-.}" in # # Deleted in both or deleted in one and unchanged in the other @@ -229,21 +229,24 @@ struct cmd_struct { static int run_builtin(struct cmd_struct *p, int argc, const char **argv) { - int status; + int status, help; struct stat st; const char *prefix; prefix = NULL; - if (p->option & RUN_SETUP) - prefix = setup_git_directory(); - - if (use_pager == -1 && p->option & RUN_SETUP) - use_pager = check_pager_config(p->cmd); - if (use_pager == -1 && p->option & USE_PAGER) - use_pager = 1; + help = argc == 2 && !strcmp(argv[1], "-h"); + if (!help) { + if (p->option & RUN_SETUP) + prefix = setup_git_directory(); + + if (use_pager == -1 && p->option & RUN_SETUP) + use_pager = check_pager_config(p->cmd); + if (use_pager == -1 && p->option & USE_PAGER) + use_pager = 1; + } commit_pager_choice(); - if (p->option & NEED_WORK_TREE) + if (!help && p->option & NEED_WORK_TREE) setup_work_tree(); trace_argv_printf(argv, "trace: built-in: git"); @@ -304,7 +307,6 @@ static void handle_internal_command(int argc, const char **argv) { "fast-export", cmd_fast_export, RUN_SETUP }, { "fetch", cmd_fetch, RUN_SETUP }, { "fetch-pack", cmd_fetch_pack, RUN_SETUP }, - { "fetch--tool", cmd_fetch__tool, RUN_SETUP }, { "fmt-merge-msg", cmd_fmt_merge_msg, RUN_SETUP }, { "for-each-ref", cmd_for_each_ref, RUN_SETUP }, { "format-patch", cmd_format_patch, RUN_SETUP }, diff --git a/http-fetch.c b/http-fetch.c index e8f44babd9..ffd0ad7e29 100644 --- a/http-fetch.c +++ b/http-fetch.c @@ -1,6 +1,10 @@ #include "cache.h" +#include "exec_cmd.h" #include "walker.h" +static const char http_fetch_usage[] = "git http-fetch " +"[-c] [-t] [-a] [-v] [--recover] [-w ref] [--stdin] commit-id url"; + int main(int argc, const char **argv) { const char *prefix; @@ -19,9 +23,7 @@ int main(int argc, const char **argv) int get_verbosely = 0; int get_recover = 0; - prefix = setup_git_directory(); - - git_config(git_default_config, NULL); + git_extract_argv0_path(argv[0]); while (arg < argc && argv[arg][0] == '-') { if (argv[arg][1] == 't') { @@ -37,6 +39,8 @@ int main(int argc, const char **argv) } else if (argv[arg][1] == 'w') { write_ref = &argv[arg + 1]; arg++; + } else if (argv[arg][1] == 'h') { + usage(http_fetch_usage); } else if (!strcmp(argv[arg], "--recover")) { get_recover = 1; } else if (!strcmp(argv[arg], "--stdin")) { @@ -44,10 +48,8 @@ int main(int argc, const char **argv) } arg++; } - if (argc < arg + 2 - commits_on_stdin) { - usage("git http-fetch [-c] [-t] [-a] [-v] [--recover] [-w ref] [--stdin] commit-id url"); - return 1; - } + if (argc != arg + 2 - commits_on_stdin) + usage(http_fetch_usage); if (commits_on_stdin) { commits = walker_targets_stdin(&commit_id, &write_ref); } else { @@ -55,6 +57,11 @@ int main(int argc, const char **argv) commits = 1; } url = argv[arg]; + + prefix = setup_git_directory(); + + git_config(git_default_config, NULL); + if (url && url[strlen(url)-1] != '/') { rewritten_url = xmalloc(strlen(url)+2); strcpy(rewritten_url, url); diff --git a/http-push.c b/http-push.c index 00e83dcec1..ad1a6c9096 100644 --- a/http-push.c +++ b/http-push.c @@ -1792,8 +1792,6 @@ int main(int argc, char **argv) git_extract_argv0_path(argv[0]); - setup_git_directory(); - repo = xcalloc(sizeof(*repo), 1); argv++; @@ -1827,6 +1825,8 @@ int main(int argc, char **argv) force_delete = 1; continue; } + if (!strcmp(arg, "-h")) + usage(http_push_usage); } if (!repo->url) { char *path = strstr(arg, "//"); @@ -1854,6 +1854,8 @@ int main(int argc, char **argv) if (delete_branch && nr_refspec != 1) die("You must specify only one branch name when deleting a remote branch"); + setup_git_directory(); + memset(remote_dir_exists, -1, 256); /* diff --git a/imap-send.c b/imap-send.c index 6c9938a075..834301cf40 100644 --- a/imap-send.c +++ b/imap-send.c @@ -94,6 +94,8 @@ struct msg_data { unsigned int crlf:1; }; +static const char imap_send_usage[] = "git imap-send < <mbox>"; + #undef DRV_OK #define DRV_OK 0 #define DRV_MSG_BAD -1 @@ -1370,6 +1372,9 @@ int main(int argc, char **argv) git_extract_argv0_path(argv[0]); + if (argc != 1) + usage(imap_send_usage); + setup_git_directory_gently(&nongit_ok); git_config(git_imap_config, NULL); diff --git a/index-pack.c b/index-pack.c index b4f8278659..190f372dd8 100644 --- a/index-pack.c +++ b/index-pack.c @@ -882,6 +882,9 @@ int main(int argc, char **argv) git_extract_argv0_path(argv[0]); + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(index_pack_usage); + /* * We wish to read the repository's config file if any, and * for that it is necessary to call setup_git_directory_gently(). diff --git a/pack-redundant.c b/pack-redundant.c index 69a7ab2e27..21c61dbbe9 100644 --- a/pack-redundant.c +++ b/pack-redundant.c @@ -603,6 +603,9 @@ int main(int argc, char **argv) git_extract_argv0_path(argv[0]); + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(pack_redundant_usage); + setup_git_directory(); for (i = 1; i < argc; i++) { diff --git a/show-index.c b/show-index.c index 45bb535773..63f9da5323 100644 --- a/show-index.c +++ b/show-index.c @@ -1,6 +1,9 @@ #include "cache.h" #include "pack.h" +static const char show_index_usage[] = +"git show-index < <packed archive index>"; + int main(int argc, char **argv) { int i; @@ -8,6 +11,8 @@ int main(int argc, char **argv) unsigned int version; static unsigned int top_index[256]; + if (argc != 1) + usage(show_index_usage); if (fread(top_index, 2 * 4, 1, stdin) != 1) die("unable to read header"); if (top_index[0] == htonl(PACK_IDX_SIGNATURE)) { diff --git a/unpack-file.c b/unpack-file.c index ac9cbf7cd8..e9d8934691 100644 --- a/unpack-file.c +++ b/unpack-file.c @@ -28,7 +28,7 @@ int main(int argc, char **argv) git_extract_argv0_path(argv[0]); - if (argc != 2) + if (argc != 2 || !strcmp(argv[1], "-h")) usage("git unpack-file <sha1>"); if (get_sha1(argv[1], sha1)) die("Not a valid object name %s", argv[1]); @@ -12,9 +12,9 @@ static void report(const char *prefix, const char *err, va_list params) fprintf(stderr, "%s%s\n", prefix, msg); } -static NORETURN void usage_builtin(const char *err) +static NORETURN void usage_builtin(const char *err, va_list params) { - fprintf(stderr, "usage: %s\n", err); + report("usage: ", err, params); exit(129); } @@ -36,7 +36,7 @@ static void warn_builtin(const char *warn, va_list params) /* If we are in a dlopen()ed .so write to a global variable would segfault * (ugh), so keep things static. */ -static NORETURN_PTR void (*usage_routine)(const char *err) = usage_builtin; +static NORETURN_PTR void (*usage_routine)(const char *err, va_list params) = usage_builtin; static NORETURN_PTR void (*die_routine)(const char *err, va_list params) = die_builtin; static void (*error_routine)(const char *err, va_list params) = error_builtin; static void (*warn_routine)(const char *err, va_list params) = warn_builtin; @@ -46,9 +46,18 @@ void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list param die_routine = routine; } +void usagef(const char *err, ...) +{ + va_list params; + + va_start(params, err); + usage_routine(err, params); + va_end(params); +} + void usage(const char *err) { - usage_routine(err); + usagef("%s", err); } void die(const char *err, ...) |