diff options
Diffstat (limited to 'builtin/var.c')
-rw-r--r-- | builtin/var.c | 174 |
1 files changed, 152 insertions, 22 deletions
diff --git a/builtin/var.c b/builtin/var.c index 2149998980..74161bdf1c 100644 --- a/builtin/var.c +++ b/builtin/var.c @@ -4,60 +4,188 @@ * Copyright (C) Eric Biederman, 2005 */ #include "builtin.h" +#include "attr.h" #include "config.h" #include "editor.h" #include "ident.h" #include "pager.h" #include "refs.h" +#include "path.h" +#include "strbuf.h" static const char var_usage[] = "git var (-l | <variable>)"; -static const char *editor(int flag) +static char *committer(int ident_flag) { - return git_editor(); + return xstrdup_or_null(git_committer_info(ident_flag)); } -static const char *sequence_editor(int flag) +static char *author(int ident_flag) { - return git_sequence_editor(); + return xstrdup_or_null(git_author_info(ident_flag)); } -static const char *pager(int flag) +static char *editor(int ident_flag UNUSED) +{ + return xstrdup_or_null(git_editor()); +} + +static char *sequence_editor(int ident_flag UNUSED) +{ + return xstrdup_or_null(git_sequence_editor()); +} + +static char *pager(int ident_flag UNUSED) { const char *pgm = git_pager(1); if (!pgm) pgm = "cat"; - return pgm; + return xstrdup(pgm); +} + +static char *default_branch(int ident_flag UNUSED) +{ + return xstrdup_or_null(git_default_branch_name(1)); +} + +static char *shell_path(int ident_flag UNUSED) +{ + return xstrdup(SHELL_PATH); } -static const char *default_branch(int flag) +static char *git_attr_val_system(int ident_flag UNUSED) { - return git_default_branch_name(1); + if (git_attr_system_is_enabled()) { + char *file = xstrdup(git_attr_system_file()); + normalize_path_copy(file, file); + return file; + } + return NULL; +} + +static char *git_attr_val_global(int ident_flag UNUSED) +{ + char *file = xstrdup(git_attr_global_file()); + if (file) { + normalize_path_copy(file, file); + return file; + } + return NULL; +} + +static char *git_config_val_system(int ident_flag UNUSED) +{ + if (git_config_system()) { + char *file = git_system_config(); + normalize_path_copy(file, file); + return file; + } + return NULL; +} + +static char *git_config_val_global(int ident_flag UNUSED) +{ + struct strbuf buf = STRBUF_INIT; + char *user, *xdg; + size_t unused; + + git_global_config(&user, &xdg); + if (xdg && *xdg) { + normalize_path_copy(xdg, xdg); + strbuf_addf(&buf, "%s\n", xdg); + } + if (user && *user) { + normalize_path_copy(user, user); + strbuf_addf(&buf, "%s\n", user); + } + free(xdg); + free(user); + strbuf_trim_trailing_newline(&buf); + if (buf.len == 0) { + strbuf_release(&buf); + return NULL; + } + return strbuf_detach(&buf, &unused); } struct git_var { const char *name; - const char *(*read)(int); + char *(*read)(int); + int multivalued; }; static struct git_var git_vars[] = { - { "GIT_COMMITTER_IDENT", git_committer_info }, - { "GIT_AUTHOR_IDENT", git_author_info }, - { "GIT_EDITOR", editor }, - { "GIT_SEQUENCE_EDITOR", sequence_editor }, - { "GIT_PAGER", pager }, - { "GIT_DEFAULT_BRANCH", default_branch }, - { "", NULL }, + { + .name = "GIT_COMMITTER_IDENT", + .read = committer, + }, + { + .name = "GIT_AUTHOR_IDENT", + .read = author, + }, + { + .name = "GIT_EDITOR", + .read = editor, + }, + { + .name = "GIT_SEQUENCE_EDITOR", + .read = sequence_editor, + }, + { + .name = "GIT_PAGER", + .read = pager, + }, + { + .name = "GIT_DEFAULT_BRANCH", + .read = default_branch, + }, + { + .name = "GIT_SHELL_PATH", + .read = shell_path, + }, + { + .name = "GIT_ATTR_SYSTEM", + .read = git_attr_val_system, + }, + { + .name = "GIT_ATTR_GLOBAL", + .read = git_attr_val_global, + }, + { + .name = "GIT_CONFIG_SYSTEM", + .read = git_config_val_system, + }, + { + .name = "GIT_CONFIG_GLOBAL", + .read = git_config_val_global, + .multivalued = 1, + }, + { + .name = "", + .read = NULL, + }, }; static void list_vars(void) { struct git_var *ptr; - const char *val; + char *val; for (ptr = git_vars; ptr->read; ptr++) - if ((val = ptr->read(0))) - printf("%s=%s\n", ptr->name, val); + if ((val = ptr->read(0))) { + if (ptr->multivalued && *val) { + struct string_list list = STRING_LIST_INIT_DUP; + int i; + + string_list_split(&list, val, '\n', -1); + for (i = 0; i < list.nr; i++) + printf("%s=%s\n", ptr->name, list.items[i].string); + string_list_clear(&list, 0); + } else { + printf("%s=%s\n", ptr->name, val); + } + free(val); + } } static const struct git_var *get_git_var(const char *var) @@ -71,19 +199,20 @@ static const struct git_var *get_git_var(const char *var) return NULL; } -static int show_config(const char *var, const char *value, void *cb) +static int show_config(const char *var, const char *value, + const struct config_context *ctx, void *cb) { if (value) printf("%s=%s\n", var, value); else printf("%s\n", var); - return git_default_config(var, value, cb); + return git_default_config(var, value, ctx, cb); } int cmd_var(int argc, const char **argv, const char *prefix UNUSED) { const struct git_var *git_var; - const char *val; + char *val; if (argc != 2) usage(var_usage); @@ -104,6 +233,7 @@ int cmd_var(int argc, const char **argv, const char *prefix UNUSED) return 1; printf("%s\n", val); + free(val); return 0; } |