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325006f2db
oidset_size() just reads a single word from memory and returns it. Avoid the function call overhead for this trivial operation by turning it into an inline function. While we're at it, declare its parameter const to allow it to be used on read-only oidsets. Suggested-by: Jeff King <peff@peff.net> Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
#include "cache.h"
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#include "oidset.h"
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void oidset_init(struct oidset *set, size_t initial_size)
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{
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memset(&set->set, 0, sizeof(set->set));
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if (initial_size)
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kh_resize_oid_set(&set->set, initial_size);
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}
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int oidset_contains(const struct oidset *set, const struct object_id *oid)
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{
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khiter_t pos = kh_get_oid_set(&set->set, *oid);
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return pos != kh_end(&set->set);
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}
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int oidset_insert(struct oidset *set, const struct object_id *oid)
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{
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int added;
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kh_put_oid_set(&set->set, *oid, &added);
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return !added;
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}
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int oidset_remove(struct oidset *set, const struct object_id *oid)
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{
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khiter_t pos = kh_get_oid_set(&set->set, *oid);
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if (pos == kh_end(&set->set))
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return 0;
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kh_del_oid_set(&set->set, pos);
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return 1;
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}
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void oidset_clear(struct oidset *set)
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{
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kh_release_oid_set(&set->set);
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oidset_init(set, 0);
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}
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void oidset_parse_file(struct oidset *set, const char *path)
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{
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oidset_parse_file_carefully(set, path, NULL, NULL);
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}
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void oidset_parse_file_carefully(struct oidset *set, const char *path,
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oidset_parse_tweak_fn fn, void *cbdata)
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{
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FILE *fp;
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struct strbuf sb = STRBUF_INIT;
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struct object_id oid;
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fp = fopen(path, "r");
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if (!fp)
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die("could not open object name list: %s", path);
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while (!strbuf_getline(&sb, fp)) {
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const char *p;
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const char *name;
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/*
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* Allow trailing comments, leading whitespace
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* (including before commits), and empty or whitespace
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* only lines.
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*/
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name = strchr(sb.buf, '#');
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if (name)
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strbuf_setlen(&sb, name - sb.buf);
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strbuf_trim(&sb);
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if (!sb.len)
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continue;
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if (parse_oid_hex(sb.buf, &oid, &p) || *p != '\0')
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die("invalid object name: %s", sb.buf);
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if (fn && fn(&oid, cbdata))
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continue;
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oidset_insert(set, &oid);
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}
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if (ferror(fp))
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die_errno("Could not read '%s'", path);
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fclose(fp);
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strbuf_release(&sb);
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}
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