diff options
Diffstat (limited to 'ref-filter.c')
| -rw-r--r-- | ref-filter.c | 925 |
1 files changed, 717 insertions, 208 deletions
diff --git a/ref-filter.c b/ref-filter.c index 9a8f55e45a..bc591f4f3d 100644 --- a/ref-filter.c +++ b/ref-filter.c @@ -13,14 +13,52 @@ #include "utf8.h" #include "git-compat-util.h" #include "version.h" +#include "trailer.h" +#include "wt-status.h" +#include "commit-slab.h" + +static struct ref_msg { + const char *gone; + const char *ahead; + const char *behind; + const char *ahead_behind; +} msgs = { + /* Untranslated plumbing messages: */ + "gone", + "ahead %d", + "behind %d", + "ahead %d, behind %d" +}; + +void setup_ref_filter_porcelain_msg(void) +{ + msgs.gone = _("gone"); + msgs.ahead = _("ahead %d"); + msgs.behind = _("behind %d"); + msgs.ahead_behind = _("ahead %d, behind %d"); +} typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type; +typedef enum { COMPARE_EQUAL, COMPARE_UNEQUAL, COMPARE_NONE } cmp_status; struct align { align_type position; unsigned int width; }; +struct if_then_else { + cmp_status cmp_status; + const char *str; + unsigned int then_atom_seen : 1, + else_atom_seen : 1, + condition_satisfied : 1; +}; + +struct refname_atom { + enum { R_NORMAL, R_SHORT, R_LSTRIP, R_RSTRIP } option; + int lstrip, rstrip; +}; + /* * An atom is a valid field atom listed below, possibly prefixed with * a "*" to denote deref_tag(). @@ -37,55 +75,119 @@ static struct used_atom { union { char color[COLOR_MAXLEN]; struct align align; - enum { RR_NORMAL, RR_SHORTEN, RR_TRACK, RR_TRACKSHORT } - remote_ref; struct { - enum { C_BARE, C_BODY, C_BODY_DEP, C_LINES, C_SIG, C_SUB } option; + enum { RR_REF, RR_TRACK, RR_TRACKSHORT } option; + struct refname_atom refname; + unsigned int nobracket : 1; + } remote_ref; + struct { + enum { C_BARE, C_BODY, C_BODY_DEP, C_LINES, C_SIG, C_SUB, C_TRAILERS } option; unsigned int nlines; } contents; - enum { O_FULL, O_SHORT } objectname; + struct { + cmp_status cmp_status; + const char *str; + } if_then_else; + struct { + enum { O_FULL, O_LENGTH, O_SHORT } option; + unsigned int length; + } objectname; + struct refname_atom refname; + char *head; } u; } *used_atom; static int used_atom_cnt, need_tagged, need_symref; -static int need_color_reset_at_eol; -static void color_atom_parser(struct used_atom *atom, const char *color_value) +static void color_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *color_value) { if (!color_value) die(_("expected format: %%(color:<color>)")); if (color_parse(color_value, atom->u.color) < 0) die(_("unrecognized color: %%(color:%s)"), color_value); + /* + * We check this after we've parsed the color, which lets us complain + * about syntactically bogus color names even if they won't be used. + */ + if (!want_color(format->use_color)) + color_parse("", atom->u.color); } -static void remote_ref_atom_parser(struct used_atom *atom, const char *arg) +static void refname_atom_parser_internal(struct refname_atom *atom, + const char *arg, const char *name) { if (!arg) - atom->u.remote_ref = RR_NORMAL; + atom->option = R_NORMAL; else if (!strcmp(arg, "short")) - atom->u.remote_ref = RR_SHORTEN; - else if (!strcmp(arg, "track")) - atom->u.remote_ref = RR_TRACK; - else if (!strcmp(arg, "trackshort")) - atom->u.remote_ref = RR_TRACKSHORT; - else - die(_("unrecognized format: %%(%s)"), atom->name); + atom->option = R_SHORT; + else if (skip_prefix(arg, "lstrip=", &arg) || + skip_prefix(arg, "strip=", &arg)) { + atom->option = R_LSTRIP; + if (strtol_i(arg, 10, &atom->lstrip)) + die(_("Integer value expected refname:lstrip=%s"), arg); + } else if (skip_prefix(arg, "rstrip=", &arg)) { + atom->option = R_RSTRIP; + if (strtol_i(arg, 10, &atom->rstrip)) + die(_("Integer value expected refname:rstrip=%s"), arg); + } else + die(_("unrecognized %%(%s) argument: %s"), name, arg); +} + +static void remote_ref_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) +{ + struct string_list params = STRING_LIST_INIT_DUP; + int i; + + if (!arg) { + atom->u.remote_ref.option = RR_REF; + refname_atom_parser_internal(&atom->u.remote_ref.refname, + arg, atom->name); + return; + } + + atom->u.remote_ref.nobracket = 0; + string_list_split(¶ms, arg, ',', -1); + + for (i = 0; i < params.nr; i++) { + const char *s = params.items[i].string; + + if (!strcmp(s, "track")) + atom->u.remote_ref.option = RR_TRACK; + else if (!strcmp(s, "trackshort")) + atom->u.remote_ref.option = RR_TRACKSHORT; + else if (!strcmp(s, "nobracket")) + atom->u.remote_ref.nobracket = 1; + else { + atom->u.remote_ref.option = RR_REF; + refname_atom_parser_internal(&atom->u.remote_ref.refname, + arg, atom->name); + } + } + + string_list_clear(¶ms, 0); } -static void body_atom_parser(struct used_atom *atom, const char *arg) +static void body_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) { if (arg) die(_("%%(body) does not take arguments")); atom->u.contents.option = C_BODY_DEP; } -static void subject_atom_parser(struct used_atom *atom, const char *arg) +static void subject_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) { if (arg) die(_("%%(subject) does not take arguments")); atom->u.contents.option = C_SUB; } -static void contents_atom_parser(struct used_atom *atom, const char *arg) +static void trailers_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) +{ + if (arg) + die(_("%%(trailers) does not take arguments")); + atom->u.contents.option = C_TRAILERS; +} + +static void contents_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) { if (!arg) atom->u.contents.option = C_BARE; @@ -95,6 +197,8 @@ static void contents_atom_parser(struct used_atom *atom, const char *arg) atom->u.contents.option = C_SIG; else if (!strcmp(arg, "subject")) atom->u.contents.option = C_SUB; + else if (!strcmp(arg, "trailers")) + atom->u.contents.option = C_TRAILERS; else if (skip_prefix(arg, "lines=", &arg)) { atom->u.contents.option = C_LINES; if (strtoul_ui(arg, 10, &atom->u.contents.nlines)) @@ -103,16 +207,28 @@ static void contents_atom_parser(struct used_atom *atom, const char *arg) die(_("unrecognized %%(contents) argument: %s"), arg); } -static void objectname_atom_parser(struct used_atom *atom, const char *arg) +static void objectname_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) { if (!arg) - atom->u.objectname = O_FULL; + atom->u.objectname.option = O_FULL; else if (!strcmp(arg, "short")) - atom->u.objectname = O_SHORT; - else + atom->u.objectname.option = O_SHORT; + else if (skip_prefix(arg, "short=", &arg)) { + atom->u.objectname.option = O_LENGTH; + if (strtoul_ui(arg, 10, &atom->u.objectname.length) || + atom->u.objectname.length == 0) + die(_("positive value expected objectname:short=%s"), arg); + if (atom->u.objectname.length < MINIMUM_ABBREV) + atom->u.objectname.length = MINIMUM_ABBREV; + } else die(_("unrecognized %%(objectname) argument: %s"), arg); } +static void refname_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) +{ + refname_atom_parser_internal(&atom->u.refname, arg, atom->name); +} + static align_type parse_align_position(const char *s) { if (!strcmp(s, "right")) @@ -124,7 +240,7 @@ static align_type parse_align_position(const char *s) return -1; } -static void align_atom_parser(struct used_atom *atom, const char *arg) +static void align_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) { struct align *align = &atom->u.align; struct string_list params = STRING_LIST_INIT_DUP; @@ -163,12 +279,33 @@ static void align_atom_parser(struct used_atom *atom, const char *arg) string_list_clear(¶ms, 0); } +static void if_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) +{ + if (!arg) { + atom->u.if_then_else.cmp_status = COMPARE_NONE; + return; + } else if (skip_prefix(arg, "equals=", &atom->u.if_then_else.str)) { + atom->u.if_then_else.cmp_status = COMPARE_EQUAL; + } else if (skip_prefix(arg, "notequals=", &atom->u.if_then_else.str)) { + atom->u.if_then_else.cmp_status = COMPARE_UNEQUAL; + } else { + die(_("unrecognized %%(if) argument: %s"), arg); + } +} + +static void head_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg) +{ + struct object_id unused; + + atom->u.head = resolve_refdup("HEAD", RESOLVE_REF_READING, unused.hash, NULL); +} + static struct { const char *name; cmp_type cmp_type; - void (*parser)(struct used_atom *atom, const char *arg); + void (*parser)(const struct ref_format *format, struct used_atom *atom, const char *arg); } valid_atom[] = { - { "refname" }, + { "refname" , FIELD_STR, refname_atom_parser }, { "objecttype" }, { "objectsize", FIELD_ULONG }, { "objectname", FIELD_STR, objectname_atom_parser }, @@ -194,15 +331,19 @@ static struct { { "creatordate", FIELD_TIME }, { "subject", FIELD_STR, subject_atom_parser }, { "body", FIELD_STR, body_atom_parser }, + { "trailers", FIELD_STR, trailers_atom_parser }, { "contents", FIELD_STR, contents_atom_parser }, { "upstream", FIELD_STR, remote_ref_atom_parser }, { "push", FIELD_STR, remote_ref_atom_parser }, - { "symref" }, + { "symref", FIELD_STR, refname_atom_parser }, { "flag" }, - { "HEAD" }, + { "HEAD", FIELD_STR, head_atom_parser }, { "color", FIELD_STR, color_atom_parser }, { "align", FIELD_STR, align_atom_parser }, { "end" }, + { "if", FIELD_STR, if_atom_parser }, + { "then" }, + { "else" }, }; #define REF_FORMATTING_STATE_INIT { 0, NULL } @@ -210,7 +351,7 @@ static struct { struct ref_formatting_stack { struct ref_formatting_stack *prev; struct strbuf output; - void (*at_end)(struct ref_formatting_stack *stack); + void (*at_end)(struct ref_formatting_stack **stack); void *at_end_data; }; @@ -221,17 +362,16 @@ struct ref_formatting_state { struct atom_value { const char *s; - union { - struct align align; - } u; void (*handler)(struct atom_value *atomv, struct ref_formatting_state *state); - unsigned long ul; /* used for sorting when not FIELD_STR */ + uintmax_t value; /* used for sorting when not FIELD_STR */ + struct used_atom *atom; }; /* * Used to parse format string and sort specifiers */ -int parse_ref_filter_atom(const char *atom, const char *ep) +static int parse_ref_filter_atom(const struct ref_format *format, + const char *atom, const char *ep) { const char *sp; const char *arg; @@ -279,10 +419,10 @@ int parse_ref_filter_atom(const char *atom, const char *ep) arg = used_atom[at].name + (arg - atom) + 1; memset(&used_atom[at].u, 0, sizeof(used_atom[at].u)); if (valid_atom[i].parser) - valid_atom[i].parser(&used_atom[at], arg); + valid_atom[i].parser(format, &used_atom[at], arg); if (*atom == '*') need_tagged = 1; - if (!strcmp(used_atom[at].name, "symref")) + if (!strcmp(valid_atom[i].name, "symref")) need_symref = 1; return at; } @@ -343,13 +483,14 @@ static void pop_stack_element(struct ref_formatting_stack **stack) *stack = prev; } -static void end_align_handler(struct ref_formatting_stack *stack) +static void end_align_handler(struct ref_formatting_stack **stack) { - struct align *align = (struct align *)stack->at_end_data; + struct ref_formatting_stack *cur = *stack; + struct align *align = (struct align *)cur->at_end_data; struct strbuf s = STRBUF_INIT; - strbuf_utf8_align(&s, align->position, align->width, stack->output.buf); - strbuf_swap(&stack->output, &s); + strbuf_utf8_align(&s, align->position, align->width, cur->output.buf); + strbuf_swap(&cur->output, &s); strbuf_release(&s); } @@ -360,7 +501,115 @@ static void align_atom_handler(struct atom_value *atomv, struct ref_formatting_s push_stack_element(&state->stack); new = state->stack; new->at_end = end_align_handler; - new->at_end_data = &atomv->u.align; + new->at_end_data = &atomv->atom->u.align; +} + +static void if_then_else_handler(struct ref_formatting_stack **stack) +{ + struct ref_formatting_stack *cur = *stack; + struct ref_formatting_stack *prev = cur->prev; + struct if_then_else *if_then_else = (struct if_then_else *)cur->at_end_data; + + if (!if_then_else->then_atom_seen) + die(_("format: %%(if) atom used without a %%(then) atom")); + + if (if_then_else->else_atom_seen) { + /* + * There is an %(else) atom: we need to drop one state from the + * stack, either the %(else) branch if the condition is satisfied, or + * the %(then) branch if it isn't. + */ + if (if_then_else->condition_satisfied) { + strbuf_reset(&cur->output); + pop_stack_element(&cur); + } else { + strbuf_swap(&cur->output, &prev->output); + strbuf_reset(&cur->output); + pop_stack_element(&cur); + } + } else if (!if_then_else->condition_satisfied) { + /* + * No %(else) atom: just drop the %(then) branch if the + * condition is not satisfied. + */ + strbuf_reset(&cur->output); + } + + *stack = cur; + free(if_then_else); +} + +static void if_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state) +{ + struct ref_formatting_stack *new; + struct if_then_else *if_then_else = xcalloc(sizeof(struct if_then_else), 1); + + if_then_else->str = atomv->atom->u.if_then_else.str; + if_then_else->cmp_status = atomv->atom->u.if_then_else.cmp_status; + + push_stack_element(&state->stack); + new = state->stack; + new->at_end = if_then_else_handler; + new->at_end_data = if_then_else; +} + +static int is_empty(const char *s) +{ + while (*s != '\0') { + if (!isspace(*s)) + return 0; + s++; + } + return 1; +} + +static void then_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state) +{ + struct ref_formatting_stack *cur = state->stack; + struct if_then_else *if_then_else = NULL; + + if (cur->at_end == if_then_else_handler) + if_then_else = (struct if_then_else *)cur->at_end_data; + if (!if_then_else) + die(_("format: %%(then) atom used without an %%(if) atom")); + if (if_then_else->then_atom_seen) + die(_("format: %%(then) atom used more than once")); + if (if_then_else->else_atom_seen) + die(_("format: %%(then) atom used after %%(else)")); + if_then_else->then_atom_seen = 1; + /* + * If the 'equals' or 'notequals' attribute is used then + * perform the required comparison. If not, only non-empty + * strings satisfy the 'if' condition. + */ + if (if_then_else->cmp_status == COMPARE_EQUAL) { + if (!strcmp(if_then_else->str, cur->output.buf)) + if_then_else->condition_satisfied = 1; + } else if (if_then_else->cmp_status == COMPARE_UNEQUAL) { + if (strcmp(if_then_else->str, cur->output.buf)) + if_then_else->condition_satisfied = 1; + } else if (cur->output.len && !is_empty(cur->output.buf)) + if_then_else->condition_satisfied = 1; + strbuf_reset(&cur->output); +} + +static void else_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state) +{ + struct ref_formatting_stack *prev = state->stack; + struct if_then_else *if_then_else = NULL; + + if (prev->at_end == if_then_else_handler) + if_then_else = (struct if_then_else *)prev->at_end_data; + if (!if_then_else) + die(_("format: %%(else) atom used without an %%(if) atom")); + if (!if_then_else->then_atom_seen) + die(_("format: %%(else) atom used without a %%(then) atom")); + if (if_then_else->else_atom_seen) + die(_("format: %%(else) atom used more than once")); + if_then_else->else_atom_seen = 1; + push_stack_element(&state->stack); + state->stack->at_end_data = prev->at_end_data; + state->stack->at_end = prev->at_end; } static void end_atom_handler(struct atom_value *atomv, struct ref_formatting_state *state) @@ -370,14 +619,17 @@ static void end_atom_handler(struct atom_value *atomv, struct ref_formatting_sta if (!current->at_end) die(_("format: %%(end) atom used without corresponding atom")); - current->at_end(current); + current->at_end(&state->stack); + + /* Stack may have been popped within at_end(), hence reset the current pointer */ + current = state->stack; /* * Perform quote formatting when the stack element is that of * a supporting atom. If nested then perform quote formatting * only on the topmost supporting atom. */ - if (!state->stack->prev->prev) { + if (!current->prev->prev) { quote_formatting(&s, current->output.buf, state->quote_style); strbuf_swap(¤t->output, &s); } @@ -411,24 +663,26 @@ static const char *find_next(const char *cp) * Make sure the format string is well formed, and parse out * the used atoms. */ -int verify_ref_format(const char *format) +int verify_ref_format(struct ref_format *format) { const char *cp, *sp; - need_color_reset_at_eol = 0; - for (cp = format; *cp && (sp = find_next(cp)); ) { + format->need_color_reset_at_eol = 0; + for (cp = format->format; *cp && (sp = find_next(cp)); ) { const char *color, *ep = strchr(sp, ')'); int at; if (!ep) return error(_("malformed format string %s"), sp); /* sp points at "%(" and ep points at the closing ")" */ - at = parse_ref_filter_atom(sp + 2, ep); + at = parse_ref_filter_atom(format, sp + 2, ep); cp = ep + 1; if (skip_prefix(used_atom[at].name, "color:", &color)) - need_color_reset_at_eol = !!strcmp(color, "reset"); + format->need_color_reset_at_eol = !!strcmp(color, "reset"); } + if (format->need_color_reset_at_eol && !want_color(format->use_color)) + format->need_color_reset_at_eol = 0; return 0; } @@ -438,13 +692,13 @@ int verify_ref_format(const char *format) * by the "struct object" representation, set *eaten as well---it is a * signal from parse_object_buffer to us not to free the buffer. */ -static void *get_obj(const unsigned char *sha1, struct object **obj, unsigned long *sz, int *eaten) +static void *get_obj(const struct object_id *oid, struct object **obj, unsigned long *sz, int *eaten) { enum object_type type; - void *buf = read_sha1_file(sha1, &type, sz); + void *buf = read_sha1_file(oid->hash, &type, sz); if (buf) - *obj = parse_object_buffer(sha1, type, *sz, buf, eaten); + *obj = parse_object_buffer(oid, type, *sz, buf, eaten); else *obj = NULL; return buf; @@ -454,12 +708,15 @@ static int grab_objectname(const char *name, const unsigned char *sha1, struct atom_value *v, struct used_atom *atom) { if (starts_with(name, "objectname")) { - if (atom->u.objectname == O_SHORT) { + if (atom->u.objectname.option == O_SHORT) { v->s = xstrdup(find_unique_abbrev(sha1, DEFAULT_ABBREV)); return 1; - } else if (atom->u.objectname == O_FULL) { + } else if (atom->u.objectname.option == O_FULL) { v->s = xstrdup(sha1_to_hex(sha1)); return 1; + } else if (atom->u.objectname.option == O_LENGTH) { + v->s = xstrdup(find_unique_abbrev(sha1, atom->u.objectname.length)); + return 1; } else die("BUG: unknown %%(objectname) option"); } @@ -481,7 +738,7 @@ static void grab_common_values(struct atom_value *val, int deref, struct object if (!strcmp(name, "objecttype")) v->s = typename(obj->type); else if (!strcmp(name, "objectsize")) { - v->ul = sz; + v->value = sz; v->s = xstrfmt("%lu", sz); } else if (deref) @@ -528,8 +785,8 @@ static void grab_commit_values(struct atom_value *val, int deref, struct object v->s = xstrdup(oid_to_hex(&commit->tree->object.oid)); } else if (!strcmp(name, "numparent")) { - v->ul = commit_list_count(commit->parents); - v->s = xstrfmt("%lu", v->ul); + v->value = commit_list_count(commit->parents); + v->s = xstrfmt("%lu", (unsigned long)v->value); } else if (!strcmp(name, "parent")) { struct commit_list *parents; @@ -607,7 +864,7 @@ static void grab_date(const char *buf, struct atom_value *v, const char *atomnam { const char *eoemail = strstr(buf, "> "); char *zone; - unsigned long timestamp; + timestamp_t timestamp; long tz; struct date_mode date_mode = { DATE_NORMAL }; const char *formatp; @@ -626,18 +883,18 @@ static void grab_date(const char *buf, struct atom_value *v, const char *atomnam if (!eoemail) goto bad; - timestamp = strtoul(eoemail + 2, &zone, 10); - if (timestamp == ULONG_MAX) + timestamp = parse_timestamp(eoemail + 2, &zone, 10); + if (timestamp == TIME_MAX) goto bad; tz = strtol(zone, NULL, 10); if ((tz == LONG_MIN || tz == LONG_MAX) && errno == ERANGE) goto bad; v->s = xstrdup(show_date(timestamp, tz, &date_mode)); - v->ul = timestamp; + v->value = timestamp; return; bad: v->s = ""; - v->ul = 0; + v->value = 0; } /* See grab_values */ @@ -785,6 +1042,7 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj name++; if (strcmp(name, "subject") && strcmp(name, "body") && + strcmp(name, "trailers") && !starts_with(name, "contents")) continue; if (!subpos) @@ -808,6 +1066,14 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj /* Size is the length of the message after removing the signature */ append_lines(&s, subpos, contents_end - subpos, atom->u.contents.nlines); v->s = strbuf_detach(&s, NULL); + } else if (atom->u.contents.option == C_TRAILERS) { + struct trailer_info info; + + /* Search for trailer info */ + trailer_info_get(&info, subpos); + v->s = xmemdupz(info.trailer_start, + info.trailer_end - info.trailer_start); + trailer_info_release(&info); } else if (atom->u.contents.option == C_BARE) v->s = xstrdup(subpos); } @@ -867,50 +1133,108 @@ static inline char *copy_advance(char *dst, const char *src) return dst; } -static const char *strip_ref_components(const char *refname, const char *nr_arg) +static const char *lstrip_ref_components(const char *refname, int len) { - char *end; - long nr = strtol(nr_arg, &end, 10); - long remaining = nr; + long remaining = len; const char *start = refname; - if (nr < 1 || *end != '\0') - die(_(":strip= requires a positive integer argument")); + if (len < 0) { + int i; + const char *p = refname; + + /* Find total no of '/' separated path-components */ + for (i = 0; p[i]; p[i] == '/' ? i++ : *p++) + ; + /* + * The number of components we need to strip is now + * the total minus the components to be left (Plus one + * because we count the number of '/', but the number + * of components is one more than the no of '/'). + */ + remaining = i + len + 1; + } - while (remaining) { + while (remaining > 0) { switch (*start++) { case '\0': - die(_("ref '%s' does not have %ld components to :strip"), - refname, nr); + return ""; case '/': remaining--; break; } } + + return start; +} + +static const char *rstrip_ref_components(const char *refname, int len) +{ + long remaining = len; + char *start = xstrdup(refname); + + if (len < 0) { + int i; + const char *p = refname; + + /* Find total no of '/' separated path-components */ + for (i = 0; p[i]; p[i] == '/' ? i++ : *p++) + ; + /* + * The number of components we need to strip is now + * the total minus the components to be left (Plus one + * because we count the number of '/', but the number + * of components is one more than the no of '/'). + */ + remaining = i + len + 1; + } + + while (remaining-- > 0) { + char *p = strrchr(start, '/'); + if (p == NULL) + return ""; + else + p[0] = '\0'; + } return start; } +static const char *show_ref(struct refname_atom *atom, const char *refname) +{ + if (atom->option == R_SHORT) + return shorten_unambiguous_ref(refname, warn_ambiguous_refs); + else if (atom->option == R_LSTRIP) + return lstrip_ref_components(refname, atom->lstrip); + else if (atom->option == R_RSTRIP) + return rstrip_ref_components(refname, atom->rstrip); + else + return refname; +} + static void fill_remote_ref_details(struct used_atom *atom, const char *refname, struct branch *branch, const char **s) { int num_ours, num_theirs; - if (atom->u.remote_ref == RR_SHORTEN) - *s = shorten_unambiguous_ref(refname, warn_ambiguous_refs); - else if (atom->u.remote_ref == RR_TRACK) { + if (atom->u.remote_ref.option == RR_REF) + *s = show_ref(&atom->u.remote_ref.refname, refname); + else if (atom->u.remote_ref.option == RR_TRACK) { if (stat_tracking_info(branch, &num_ours, - &num_theirs, NULL)) - return; - - if (!num_ours && !num_theirs) + &num_theirs, NULL)) { + *s = xstrdup(msgs.gone); + } else if (!num_ours && !num_theirs) *s = ""; else if (!num_ours) - *s = xstrfmt("[behind %d]", num_theirs); + *s = xstrfmt(msgs.behind, num_theirs); else if (!num_theirs) - *s = xstrfmt("[ahead %d]", num_ours); + *s = xstrfmt(msgs.ahead, num_ours); else - *s = xstrfmt("[ahead %d, behind %d]", + *s = xstrfmt(msgs.ahead_behind, num_ours, num_theirs); - } else if (atom->u.remote_ref == RR_TRACKSHORT) { + if (!atom->u.remote_ref.nobracket && *s[0]) { + const char *to_free = *s; + *s = xstrfmt("[%s]", *s); + free((void *)to_free); + } + } else if (atom->u.remote_ref.option == RR_TRACKSHORT) { if (stat_tracking_info(branch, &num_ours, &num_theirs, NULL)) return; @@ -923,8 +1247,60 @@ static void fill_remote_ref_details(struct used_atom *atom, const char *refname, *s = ">"; else *s = "<>"; - } else /* RR_NORMAL */ - *s = refname; + } else + die("BUG: unhandled RR_* enum"); +} + +char *get_head_description(void) +{ + struct strbuf desc = STRBUF_INIT; + struct wt_status_state state; + memset(&state, 0, sizeof(state)); + wt_status_get_state(&state, 1); + if (state.rebase_in_progress || + state.rebase_interactive_in_progress) + strbuf_addf(&desc, _("(no branch, rebasing %s)"), + state.branch); + else if (state.bisect_in_progress) + strbuf_addf(&desc, _("(no branch, bisect started on %s)"), + state.branch); + else if (state.detached_from) { + if (state.detached_at) + /* + * TRANSLATORS: make sure this matches "HEAD + * detached at " in wt-status.c + */ + strbuf_addf(&desc, _("(HEAD detached at %s)"), + state.detached_from); + else + /* + * TRANSLATORS: make sure this matches "HEAD + * detached from " in wt-status.c + */ + strbuf_addf(&desc, _("(HEAD detached from %s)"), + state.detached_from); + } + else + strbuf_addstr(&desc, _("(no branch)")); + free(state.branch); + free(state.onto); + free(state.detached_from); + return strbuf_detach(&desc, NULL); +} + +static const char *get_symref(struct used_atom *atom, struct ref_array_item *ref) +{ + if (!ref->symref) + return ""; + else + return show_ref(&atom->u.refname, ref->symref); +} + +static const char *get_refname(struct used_atom *atom, struct ref_array_item *ref) +{ + if (ref->kind & FILTER_REFS_DETACHED_HEAD) + return get_head_description(); + return show_ref(&atom->u.refname, ref->refname); } /* @@ -936,14 +1312,14 @@ static void populate_value(struct ref_array_item *ref) struct object *obj; int eaten, i; unsigned long size; - const unsigned char *tagged; + const struct object_id *tagged; ref->value = xcalloc(used_atom_cnt, sizeof(struct atom_value)); if (need_symref && (ref->flag & REF_ISSYMREF) && !ref->symref) { - unsigned char unused1[20]; + struct object_id unused1; ref->symref = resolve_refdup(ref->refname, RESOLVE_REF_READING, - unused1, NULL); + unused1.hash, NULL); if (!ref->symref) ref->symref = ""; } @@ -955,10 +1331,10 @@ static void populate_value(struct ref_array_item *ref) struct atom_value *v = &ref->value[i]; int deref = 0; const char *refname; - const char *formatp; struct branch *branch = NULL; v->handler = append_atom; + v->atom = atom; if (*name == '*') { deref = 1; @@ -966,9 +1342,9 @@ static void populate_value(struct ref_array_item *ref) } if (starts_with(name, "refname")) - refname = ref->refname; + refname = get_refname(atom, ref); else if (starts_with(name, "symref")) - refname = ref->symref ? ref->symref : ""; + refname = get_symref(atom, ref); else if (starts_with(name, "upstream")) { const char *branch_name; /* only local branches may have an upstream */ @@ -1009,44 +1385,36 @@ static void populate_value(struct ref_array_item *ref) v->s = xstrdup(buf + 1); } continue; - } else if (!deref && grab_objectname(name, ref->objectname, v, atom)) { + } else if (!deref && grab_objectname(name, ref->objectname.hash, v, atom)) { continue; } else if (!strcmp(name, "HEAD")) { - const char *head; - unsigned char sha1[20]; - - head = resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, - sha1, NULL); - if (!strcmp(ref->refname, head)) + if (atom->u.head && !strcmp(ref->refname, atom->u.head)) v->s = "*"; else v->s = " "; continue; } else if (starts_with(name, "align")) { - v->u.align = atom->u.align; v->handler = align_atom_handler; continue; } else if (!strcmp(name, "end")) { v->handler = end_atom_handler; continue; + } else if (starts_with(name, "if")) { + const char *s; + + if (skip_prefix(name, "if:", &s)) + v->s = xstrdup(s); + v->handler = if_atom_handler; + continue; + } else if (!strcmp(name, "then")) { + v->handler = then_atom_handler; + continue; + } else if (!strcmp(name, "else")) { + v->handler = else_atom_handler; + continue; } else continue; - formatp = strchr(name, ':'); - if (formatp) { - const char *arg; - - formatp++; - if (!strcmp(formatp, "short")) - refname = shorten_unambiguous_ref(refname, - warn_ambiguous_refs); - else if (skip_prefix(formatp, "strip=", &arg)) - refname = strip_ref_components(refname, arg); - else - die(_("unknown %.*s format %s"), - (int)(formatp - name), name, formatp); - } - if (!deref) v->s = refname; else @@ -1061,13 +1429,13 @@ static void populate_value(struct ref_array_item *ref) return; need_obj: - buf = get_obj(ref->objectname, &obj, &size, &eaten); + buf = get_obj(&ref->objectname, &obj, &size, &eaten); if (!buf) die(_("missing object %s for %s"), - sha1_to_hex(ref->objectname), ref->refname); + oid_to_hex(&ref->objectname), ref->refname); if (!obj) die(_("parse_object_buffer failed on %s for %s"), - sha1_to_hex(ref->objectname), ref->refname); + oid_to_hex(&ref->objectname), ref->refname); grab_values(ref->value, 0, obj, buf, size); if (!eaten) @@ -1084,7 +1452,7 @@ static void populate_value(struct ref_array_item *ref) * If it is a tag object, see if we use a value that derefs * the object, and if we do grab the object it refers to. */ - tagged = ((struct tag *)obj)->tagged->oid.hash; + tagged = &((struct tag *)obj)->tagged->oid; /* * NEEDSWORK: This derefs tag only once, which @@ -1095,10 +1463,10 @@ static void populate_value(struct ref_array_item *ref) buf = get_obj(tagged, &obj, &size, &eaten); if (!buf) die(_("missing object %s for %s"), - sha1_to_hex(tagged), ref->refname); + oid_to_hex(tagged), ref->refname); if (!obj) die(_("parse_object_buffer failed on %s for %s"), - sha1_to_hex(tagged), ref->refname); + oid_to_hex(tagged), ref->refname); grab_values(ref->value, 1, obj, buf, size); if (!eaten) free(buf); @@ -1117,10 +1485,23 @@ static void get_ref_atom_value(struct ref_array_item *ref, int atom, struct atom *v = &ref->value[atom]; } +/* + * Unknown has to be "0" here, because that's the default value for + * contains_cache slab entries that have not yet been assigned. + */ enum contains_result { - CONTAINS_UNKNOWN = -1, - CONTAINS_NO = 0, - CONTAINS_YES = 1 + CONTAINS_UNKNOWN = 0, + CONTAINS_NO, + CONTAINS_YES +}; + +define_commit_slab(contains_cache, enum contains_result); + +struct ref_filter_cbdata { + struct ref_array *array; + struct ref_filter *filter; + struct contains_cache contains_cache; + struct contains_cache no_contains_cache; }; /* @@ -1151,24 +1532,24 @@ static int in_commit_list(const struct commit_list *want, struct commit *c) * Do not recurse to find out, though, but return -1 if inconclusive. */ static enum contains_result contains_test(struct commit *candidate, - const struct commit_list *want) + const struct commit_list *want, + struct contains_cache *cache) { - /* was it previously marked as containing a want commit? */ - if (candidate->object.flags & TMP_MARK) - return 1; - /* or marked as not possibly containing a want commit? */ - if (candidate->object.flags & UNINTERESTING) - return 0; + enum contains_result *cached = contains_cache_at(cache, candidate); + + /* If we already have the answer cached, return that. */ + if (*cached) + return *cached; + /* or are we it? */ if (in_commit_list(want, candidate)) { - candidate->object.flags |= TMP_MARK; - return 1; + *cached = CONTAINS_YES; + return CONTAINS_YES; } - if (parse_commit(candidate) < 0) - return 0; - - return -1; + /* Otherwise, we don't know; prepare to recurse */ + parse_commit_or_die(candidate); + return CONTAINS_UNKNOWN; } static void push_to_contains_stack(struct commit *candidate, struct contains_stack *contains_stack) @@ -1179,10 +1560,11 @@ static void push_to_contains_stack(struct commit *candidate, struct contains_sta } static enum contains_result contains_tag_algo(struct commit *candidate, - const struct commit_list *want) + const struct commit_list *want, + struct contains_cache *cache) { struct contains_stack contains_stack = { 0, 0, NULL }; - int result = contains_test(candidate, want); + enum contains_result result = contains_test(candidate, want, cache); if (result != CONTAINS_UNKNOWN) return result; @@ -1194,16 +1576,16 @@ static enum contains_result contains_tag_algo(struct commit *candidate, struct commit_list *parents = entry->parents; if (!parents) { - commit->object.flags |= UNINTERESTING; + *contains_cache_at(cache, commit) = CONTAINS_NO; contains_stack.nr--; } /* * If we just popped the stack, parents->item has been marked, - * therefore contains_test will return a meaningful 0 or 1. + * therefore contains_test will return a meaningful yes/no. */ - else switch (contains_test(parents->item, want)) { + else switch (contains_test(parents->item, want, cache)) { case CONTAINS_YES: - commit->object.flags |= TMP_MARK; + *contains_cache_at(cache, commit) = CONTAINS_YES; contains_stack.nr--; break; case CONTAINS_NO: @@ -1215,14 +1597,15 @@ static enum contains_result contains_tag_algo(struct commit *candidate, } } free(contains_stack.contains_stack); - return contains_test(candidate, want); + return contains_test(candidate, want, cache); } -static int commit_contains(struct ref_filter *filter, struct commit *commit) +static int commit_contains(struct ref_filter *filter, struct commit *commit, + struct commit_list *list, struct contains_cache *cache) { if (filter->with_commit_tag_algo) - return contains_tag_algo(commit, filter->with_commit); - return is_descendant_of(commit, filter->with_commit); + return contains_tag_algo(commit, list, cache) == CONTAINS_YES; + return is_descendant_of(commit, list); } /* @@ -1231,8 +1614,14 @@ static int commit_contains(struct ref_filter *filter, struct commit *commit) * matches a pattern "refs/heads/mas") or a wildcard (e.g. the same ref * matches "refs/heads/mas*", too). */ -static int match_pattern(const char **patterns, const char *refname) +static int match_pattern(const struct ref_filter *filter, const char *refname) { + const char **patterns = filter->name_patterns; + unsigned flags = 0; + + if (filter->ignore_case) + flags |= WM_CASEFOLD; + /* * When no '--format' option is given we need to skip the prefix * for matching refs of tags and branches. @@ -1243,7 +1632,7 @@ static int match_pattern(const char **patterns, const char *refname) skip_prefix(refname, "refs/", &refname)); for (; *patterns; patterns++) { - if (!wildmatch(*patterns, refname, 0, NULL)) + if (!wildmatch(*patterns, refname, flags)) return 1; } return 0; @@ -1255,9 +1644,15 @@ static int match_pattern(const char **patterns, const char *refname) * matches a pattern "refs/heads/" but not "refs/heads/m") or a * wildcard (e.g. the same ref matches "refs/heads/m*", too). */ -static int match_name_as_path(const char **pattern, const char *refname) +static int match_name_as_path(const struct ref_filter *filter, const char *refname) { + const char **pattern = filter->name_patterns; int namelen = strlen(refname); + unsigned flags = WM_PATHNAME; + + if (filter->ignore_case) + flags |= WM_CASEFOLD; + for (; *pattern; pattern++) { const char *p = *pattern; int plen = strlen(p); @@ -1268,7 +1663,7 @@ static int match_name_as_path(const char **pattern, const char *refname) refname[plen] == '/' || p[plen-1] == '/')) return 1; - if (!wildmatch(p, refname, WM_PATHNAME, NULL)) + if (!wildmatch(p, refname, WM_PATHNAME)) return 1; } return 0; @@ -1280,8 +1675,70 @@ static int filter_pattern_match(struct ref_filter *filter, const char *refname) if (!*filter->name_patterns) return 1; /* No pattern always matches */ if (filter->match_as_path) - return match_name_as_path(filter->name_patterns, refname); - return match_pattern(filter->name_patterns, refname); + return match_name_as_path(filter, refname); + return match_pattern(filter, refname); +} + +/* + * Find the longest prefix of pattern we can pass to + * `for_each_fullref_in()`, namely the part of pattern preceding the + * first glob character. (Note that `for_each_fullref_in()` is + * perfectly happy working with a prefix that doesn't end at a + * pathname component boundary.) + */ +static void find_longest_prefix(struct strbuf *out, const char *pattern) +{ + const char *p; + + for (p = pattern; *p && !is_glob_special(*p); p++) + ; + + strbuf_add(out, pattern, p - pattern); +} + +/* + * This is the same as for_each_fullref_in(), but it tries to iterate + * only over the patterns we'll care about. Note that it _doesn't_ do a full + * pattern match, so the callback still has to match each ref individually. + */ +static int for_each_fullref_in_pattern(struct ref_filter *filter, + each_ref_fn cb, + void *cb_data, + int broken) +{ + struct strbuf prefix = STRBUF_INIT; + int ret; + + if (!filter->match_as_path) { + /* + * in this case, the patterns are applied after + * prefixes like "refs/heads/" etc. are stripped off, + * so we have to look at everything: + */ + return for_each_fullref_in("", cb, cb_data, broken); + } + + if (!filter->name_patterns[0]) { + /* no patterns; we have to look at everything */ + return for_each_fullref_in("", cb, cb_data, broken); + } + + if (filter->name_patterns[1]) { + /* + * multiple patterns; in theory this could still work as long + * as the patterns are disjoint. We'd just make multiple calls + * to for_each_ref(). But if they're not disjoint, we'd end up + * reporting the same ref multiple times. So let's punt on that + * for now. + */ + return for_each_fullref_in("", cb, cb_data, broken); + } + + find_longest_prefix(&prefix, filter->name_patterns[0]); + + ret = for_each_fullref_in(prefix.buf, cb, cb_data, broken); + strbuf_release(&prefix); + return ret; } /* @@ -1297,22 +1754,22 @@ static int filter_pattern_match(struct ref_filter *filter, const char *refname) * the need to parse the object via parse_object(). peel_ref() might be a * more efficient alternative to obtain the pointee. */ -static const unsigned char *match_points_at(struct sha1_array *points_at, - const unsigned char *sha1, - const char *refname) +static const struct object_id *match_points_at(struct oid_array *points_at, + const struct object_id *oid, + const char *refname) { - const unsigned char *tagged_sha1 = NULL; + const struct object_id *tagged_oid = NULL; struct object *obj; - if (sha1_array_lookup(points_at, sha1) >= 0) - return sha1; - obj = parse_object(sha1); + if (oid_array_lookup(points_at, oid) >= 0) + return oid; + obj = parse_object(oid); if (!obj) die(_("malformed object at '%s'"), refname); if (obj->type == OBJ_TAG) - tagged_sha1 = ((struct tag *)obj)->tagged->oid.hash; - if (tagged_sha1 && sha1_array_lookup(points_at, tagged_sha1) >= 0) - return tagged_sha1; + tagged_oid = &((struct tag *)obj)->tagged->oid; + if (tagged_oid && oid_array_lookup(points_at, tagged_oid) >= 0) + return tagged_oid; return NULL; } @@ -1323,13 +1780,13 @@ static struct ref_array_item *new_ref_array_item(const char *refname, { struct ref_array_item *ref; FLEX_ALLOC_STR(ref, refname, refname); - hashcpy(ref->objectname, objectname); + hashcpy(ref->objectname.hash, objectname); ref->flag = flag; return ref; } -static int filter_ref_kind(struct ref_filter *filter, const char *refname) +static int ref_kind_from_refname(const char *refname) { unsigned int i; @@ -1342,11 +1799,7 @@ static int filter_ref_kind(struct ref_filter *filter, const char *refname) { "refs/tags/", FILTER_REFS_TAGS} }; - if (filter->kind == FILTER_REFS_BRANCHES || - filter->kind == FILTER_REFS_REMOTES || - filter->kind == FILTER_REFS_TAGS) - return filter->kind; - else if (!strcmp(refname, "HEAD")) + if (!strcmp(refname, "HEAD")) return FILTER_REFS_DETACHED_HEAD; for (i = 0; i < ARRAY_SIZE(ref_kind); i++) { @@ -1357,6 +1810,15 @@ static int filter_ref_kind(struct ref_filter *filter, const char *refname) return FILTER_REFS_OTHERS; } +static int filter_ref_kind(struct ref_filter *filter, const char *refname) +{ + if (filter->kind == FILTER_REFS_BRANCHES || + filter->kind == FILTER_REFS_REMOTES || + filter->kind == FILTER_REFS_TAGS) + return filter->kind; + return ref_kind_from_refname(refname); +} + /* * A call-back given to for_each_ref(). Filter refs and keep them for * later object processing. @@ -1387,7 +1849,7 @@ static int ref_filter_handler(const char *refname, const struct object_id *oid, if (!filter_pattern_match(filter, refname)) return 0; - if (filter->points_at.nr && !match_points_at(&filter->points_at, oid->hash, refname)) + if (filter->points_at.nr && !match_points_at(&filter->points_at, oid, refname)) return 0; /* @@ -1395,13 +1857,17 @@ static int ref_filter_handler(const char *refname, const struct object_id *oid, * obtain the commit using the 'oid' available and discard all * non-commits early. The actual filtering is done later. */ - if (filter->merge_commit || filter->with_commit || filter->verbose) { - commit = lookup_commit_reference_gently(oid->hash, 1); + if (filter->merge_commit || filter->with_commit || filter->no_commit || filter->verbose) { + commit = lookup_commit_reference_gently(oid, 1); if (!commit) return 0; - /* We perform the filtering for the '--contains' option */ + /* We perform the filtering for the '--contains' option... */ if (filter->with_commit && - !commit_contains(filter, commit)) + !commit_contains(filter, commit, filter->with_commit, &ref_cbdata->contains_cache)) + return 0; + /* ...or for the `--no-contains' option */ + if (filter->no_commit && + commit_contains(filter, commit, filter->no_commit, &ref_cbdata->no_contains_cache)) return 0; } @@ -1433,8 +1899,7 @@ void ref_array_clear(struct ref_array *array) for (i = 0; i < array->nr; i++) free_array_item(array->items[i]); - free(array->items); - array->items = NULL; + FREE_AND_NULL(array->items); array->nr = array->alloc = 0; } @@ -1501,6 +1966,9 @@ int filter_refs(struct ref_array *array, struct ref_filter *filter, unsigned int broken = 1; filter->kind = type & FILTER_REFS_KIND_MASK; + init_contains_cache(&ref_cbdata.contains_cache); + init_contains_cache(&ref_cbdata.no_contains_cache); + /* Simple per-ref filtering */ if (!filter->kind) die("filter_refs: invalid type"); @@ -1518,11 +1986,13 @@ int filter_refs(struct ref_array *array, struct ref_filter *filter, unsigned int else if (filter->kind == FILTER_REFS_TAGS) ret = for_each_fullref_in("refs/tags/", ref_filter_handler, &ref_cbdata, broken); else if (filter->kind & FILTER_REFS_ALL) - ret = for_each_fullref_in("", ref_filter_handler, &ref_cbdata, broken); + ret = for_each_fullref_in_pattern(filter, ref_filter_handler, &ref_cbdata, broken); if (!ret && (filter->kind & FILTER_REFS_DETACHED_HEAD)) head_ref(ref_filter_handler, &ref_cbdata); } + clear_contains_cache(&ref_cbdata.contains_cache); + clear_contains_cache(&ref_cbdata.no_contains_cache); /* Filters that need revision walking */ if (filter->merge_commit) @@ -1536,18 +2006,20 @@ static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, stru struct atom_value *va, *vb; int cmp; cmp_type cmp_type = used_atom[s->atom].type; + int (*cmp_fn)(const char *, const char *); get_ref_atom_value(a, s->atom, &va); get_ref_atom_value(b, s->atom, &vb); + cmp_fn = s->ignore_case ? strcasecmp : strcmp; if (s->version) cmp = versioncmp(va->s, vb->s); else if (cmp_type == FIELD_STR) - cmp = strcmp(va->s, vb->s); + cmp = cmp_fn(va->s, vb->s); else { - if (va->ul < vb->ul) + if (va->value < vb->value) cmp = -1; - else if (va->ul == vb->ul) - cmp = strcmp(a->refname, b->refname); + else if (va->value == vb->value) + cmp = cmp_fn(a->refname, b->refname); else cmp = 1; } @@ -1555,8 +2027,7 @@ static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, stru return (s->reverse) ? -cmp : cmp; } -static struct ref_sorting *ref_sorting; -static int compare_refs(const void *a_, const void *b_) +static int compare_refs(const void *a_, const void *b_, void *ref_sorting) { struct ref_array_item *a = *((struct ref_array_item **)a_); struct ref_array_item *b = *((struct ref_array_item **)b_); @@ -1572,8 +2043,7 @@ static int compare_refs(const void *a_, const void *b_) void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array) { - ref_sorting = sorting; - qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs); + QSORT_S(array->items, array->nr, compare_refs, sorting); } static void append_literal(const char *cp, const char *ep, struct ref_formatting_state *state) @@ -1598,45 +2068,74 @@ static void append_literal(const char *cp, const char *ep, struct ref_formatting } } -void show_ref_array_item(struct ref_array_item *info, const char *format, int quote_style) +void format_ref_array_item(struct ref_array_item *info, + const struct ref_format *format, + struct strbuf *final_buf) { const char *cp, *sp, *ep; - struct strbuf *final_buf; struct ref_formatting_state state = REF_FORMATTING_STATE_INIT; - state.quote_style = quote_style; + state.quote_style = format->quote_style; push_stack_element(&state.stack); - for (cp = format; *cp && (sp = find_next(cp)); cp = ep + 1) { + for (cp = format->format; *cp && (sp = find_next(cp)); cp = ep + 1) { struct atom_value *atomv; ep = strchr(sp, ')'); if (cp < sp) append_literal(cp, sp, &state); - get_ref_atom_value(info, parse_ref_filter_atom(sp + 2, ep), &atomv); + get_ref_atom_value(info, + parse_ref_filter_atom(format, sp + 2, ep), + &atomv); atomv->handler(atomv, &state); } if (*cp) { sp = cp + strlen(cp); append_literal(cp, sp, &state); } - if (need_color_reset_at_eol) { + if (format->need_color_reset_at_eol) { struct atom_value resetv; - char color[COLOR_MAXLEN] = ""; - - if (color_parse("reset", color) < 0) - die("BUG: couldn't parse 'reset' as a color"); - resetv.s = color; + resetv.s = GIT_COLOR_RESET; append_atom(&resetv, &state); } if (state.stack->prev) die(_("format: %%(end) atom missing")); - final_buf = &state.stack->output; - fwrite(final_buf->buf, 1, final_buf->len, stdout); + strbuf_addbuf(final_buf, &state.stack->output); pop_stack_element(&state.stack); +} + +void show_ref_array_item(struct ref_array_item *info, + const struct ref_format *format) +{ + struct strbuf final_buf = STRBUF_INIT; + + format_ref_array_item(info, format, &final_buf); + fwrite(final_buf.buf, 1, final_buf.len, stdout); + strbuf_release(&final_buf); putchar('\n'); } +void pretty_print_ref(const char *name, const unsigned char *sha1, + const struct ref_format *format) +{ + struct ref_array_item *ref_item; + ref_item = new_ref_array_item(name, sha1, 0); + ref_item->kind = ref_kind_from_refname(name); + show_ref_array_item(ref_item, format); + free_array_item(ref_item); +} + +static int parse_sorting_atom(const char *atom) +{ + /* + * This parses an atom using a dummy ref_format, since we don't + * actually care about the formatting details. + */ + struct ref_format dummy = REF_FORMAT_INIT; + const char *end = atom + strlen(atom); + return parse_ref_filter_atom(&dummy, atom, end); +} + /* If no sorting option is given, use refname to sort as default */ struct ref_sorting *ref_default_sorting(void) { @@ -1645,18 +2144,13 @@ struct ref_sorting *ref_default_sorting(void) struct ref_sorting *sorting = xcalloc(1, sizeof(*sorting)); sorting->next = NULL; - sorting->atom = parse_ref_filter_atom(cstr_name, cstr_name + strlen(cstr_name)); + sorting->atom = parse_sorting_atom(cstr_name); return sorting; } -int parse_opt_ref_sorting(const struct option *opt, const char *arg, int unset) +void parse_ref_sorting(struct ref_sorting **sorting_tail, const char *arg) { - struct ref_sorting **sorting_tail = opt->value; struct ref_sorting *s; - int len; - - if (!arg) /* should --no-sort void the list ? */ - return -1; s = xcalloc(1, sizeof(*s)); s->next = *sorting_tail; @@ -1669,24 +2163,39 @@ int parse_opt_ref_sorting(const struct option *opt, const char *arg, int unset) if (skip_prefix(arg, "version:", &arg) || skip_prefix(arg, "v:", &arg)) s->version = 1; - len = strlen(arg); - s->atom = parse_ref_filter_atom(arg, arg+len); + s->atom = parse_sorting_atom(arg); +} + +int parse_opt_ref_sorting(const struct option *opt, const char *arg, int unset) +{ + if (!arg) /* should --no-sort void the list ? */ + return -1; + parse_ref_sorting(opt->value, arg); return 0; } int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset) { struct ref_filter *rf = opt->value; - unsigned char sha1[20]; + struct object_id oid; + int no_merged = starts_with(opt->long_name, "no"); + + if (rf->merge) { + if (no_merged) { + return opterror(opt, "is incompatible with --merged", 0); + } else { + return opterror(opt, "is incompatible with --no-merged", 0); + } + } - rf->merge = starts_with(opt->long_name, "no") + rf->merge = no_merged ? REF_FILTER_MERGED_OMIT : REF_FILTER_MERGED_INCLUDE; - if (get_sha1(arg, sha1)) + if (get_oid(arg, &oid)) die(_("malformed object name %s"), arg); - rf->merge_commit = lookup_commit_reference_gently(sha1, 0); + rf->merge_commit = lookup_commit_reference_gently(&oid, 0); if (!rf->merge_commit) return opterror(opt, "must point to a commit", 0); |
