diff options
Diffstat (limited to 'commit.c')
-rw-r--r-- | commit.c | 99 |
1 files changed, 47 insertions, 52 deletions
@@ -10,6 +10,7 @@ #include "mergesort.h" #include "commit-slab.h" #include "prio-queue.h" +#include "sha1-lookup.h" static struct commit_extra_header *read_commit_extra_header_lines(const char *buf, size_t len, const char **); @@ -79,7 +80,7 @@ struct commit *lookup_commit_reference_by_name(const char *name) if (get_sha1_committish(name, sha1)) return NULL; commit = lookup_commit_reference(sha1); - if (!commit || parse_commit(commit)) + if (parse_commit(commit)) return NULL; return commit; } @@ -114,23 +115,16 @@ static unsigned long parse_commit_date(const char *buf, const char *tail) static struct commit_graft **commit_graft; static int commit_graft_alloc, commit_graft_nr; +static const unsigned char *commit_graft_sha1_access(size_t index, void *table) +{ + struct commit_graft **commit_graft_table = table; + return commit_graft_table[index]->sha1; +} + static int commit_graft_pos(const unsigned char *sha1) { - int lo, hi; - lo = 0; - hi = commit_graft_nr; - while (lo < hi) { - int mi = (lo + hi) / 2; - struct commit_graft *graft = commit_graft[mi]; - int cmp = hashcmp(sha1, graft->sha1); - if (!cmp) - return mi; - if (cmp < 0) - hi = mi; - else - lo = mi + 1; - } - return -lo - 1; + return sha1_pos(sha1, commit_graft, commit_graft_nr, + commit_graft_sha1_access); } int register_commit_graft(struct commit_graft *graft, int ignore_dups) @@ -147,12 +141,8 @@ int register_commit_graft(struct commit_graft *graft, int ignore_dups) return 1; } pos = -pos - 1; - if (commit_graft_alloc <= ++commit_graft_nr) { - commit_graft_alloc = alloc_nr(commit_graft_alloc); - commit_graft = xrealloc(commit_graft, - sizeof(*commit_graft) * - commit_graft_alloc); - } + ALLOC_GROW(commit_graft, commit_graft_nr + 1, commit_graft_alloc); + commit_graft_nr++; if (pos < commit_graft_nr) memmove(commit_graft + pos + 1, commit_graft + pos, @@ -341,6 +331,13 @@ int parse_commit(struct commit *item) return ret; } +void parse_commit_or_die(struct commit *item) +{ + if (parse_commit(item)) + die("unable to parse commit %s", + item ? sha1_to_hex(item->object.sha1) : "(null)"); +} + int find_commit_subject(const char *commit_buffer, const char **subject) { const char *eol; @@ -541,7 +538,7 @@ define_commit_slab(author_date_slab, unsigned long); static void record_author_date(struct author_date_slab *author_date, struct commit *commit) { - const char *buf, *line_end; + const char *buf, *line_end, *ident_line; char *buffer = NULL; struct ident_split ident; char *date_end; @@ -559,14 +556,14 @@ static void record_author_date(struct author_date_slab *author_date, buf; buf = line_end + 1) { line_end = strchrnul(buf, '\n'); - if (prefixcmp(buf, "author ")) { + ident_line = skip_prefix(buf, "author "); + if (!ident_line) { if (!line_end[0] || line_end[1] == '\n') return; /* end of header */ continue; } if (split_ident_line(&ident, - buf + strlen("author "), - line_end - (buf + strlen("author "))) || + ident_line, line_end - ident_line) || !ident.date_begin || !ident.date_end) goto fail_exit; /* malformed "author" line */ break; @@ -724,7 +721,7 @@ void sort_in_topological_order(struct commit_list **list, enum rev_sort_order so /* merge-base stuff */ -/* bits #0..15 in revision.h */ +/* Remember to update object flag allocation in object.h */ #define PARENT1 (1u<<16) #define PARENT2 (1u<<17) #define STALE (1u<<18) @@ -834,26 +831,26 @@ static struct commit_list *merge_bases_many(struct commit *one, int n, struct co struct commit_list *get_octopus_merge_bases(struct commit_list *in) { struct commit_list *i, *j, *k, *ret = NULL; - struct commit_list **pptr = &ret; - for (i = in; i; i = i->next) { - if (!ret) - pptr = &commit_list_insert(i->item, pptr)->next; - else { - struct commit_list *new = NULL, *end = NULL; - - for (j = ret; j; j = j->next) { - struct commit_list *bases; - bases = get_merge_bases(i->item, j->item, 1); - if (!new) - new = bases; - else - end->next = bases; - for (k = bases; k; k = k->next) - end = k; - } - ret = new; + if (!in) + return ret; + + commit_list_insert(in->item, &ret); + + for (i = in->next; i; i = i->next) { + struct commit_list *new = NULL, *end = NULL; + + for (j = ret; j; j = j->next) { + struct commit_list *bases; + bases = get_merge_bases(i->item, j->item, 1); + if (!new) + new = bases; + else + end->next = bases; + for (k = bases; k; k = k->next) + end = k; } + ret = new; } return ret; } @@ -1106,7 +1103,7 @@ int parse_signed_commit(const unsigned char *sha1, next = next ? next + 1 : tail; if (in_signature && line[0] == ' ') sig = line + 1; - else if (!prefixcmp(line, gpg_sig_header) && + else if (starts_with(line, gpg_sig_header) && line[gpg_sig_header_len] == ' ') sig = line + gpg_sig_header_len + 1; if (sig) { @@ -1186,10 +1183,8 @@ static void parse_gpg_output(struct signature_check *sigc) for (i = 0; i < ARRAY_SIZE(sigcheck_gpg_status); i++) { const char *found, *next; - if (!prefixcmp(buf, sigcheck_gpg_status[i].check + 1)) { - /* At the very beginning of the buffer */ - found = buf + strlen(sigcheck_gpg_status[i].check + 1); - } else { + found = skip_prefix(buf, sigcheck_gpg_status[i].check + 1); + if (!found) { found = strstr(buf, sigcheck_gpg_status[i].check); if (!found) continue; @@ -1349,7 +1344,7 @@ void free_commit_extra_headers(struct commit_extra_header *extra) } } -int commit_tree(const struct strbuf *msg, unsigned char *tree, +int commit_tree(const struct strbuf *msg, const unsigned char *tree, struct commit_list *parents, unsigned char *ret, const char *author, const char *sign_commit) { @@ -1478,7 +1473,7 @@ static const char commit_utf8_warn[] = "You may want to amend it after fixing the message, or set the config\n" "variable i18n.commitencoding to the encoding your project uses.\n"; -int commit_tree_extended(const struct strbuf *msg, unsigned char *tree, +int commit_tree_extended(const struct strbuf *msg, const unsigned char *tree, struct commit_list *parents, unsigned char *ret, const char *author, const char *sign_commit, struct commit_extra_header *extra) |