diff options
Diffstat (limited to 'ident.c')
-rw-r--r-- | ident.c | 115 |
1 files changed, 90 insertions, 25 deletions
@@ -9,8 +9,13 @@ static struct strbuf git_default_name = STRBUF_INIT; static struct strbuf git_default_email = STRBUF_INIT; -static char git_default_date[50]; -int user_ident_explicitly_given; +static struct strbuf git_default_date = STRBUF_INIT; + +#define IDENT_NAME_GIVEN 01 +#define IDENT_MAIL_GIVEN 02 +#define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN) +static int committer_ident_explicitly_given; +static int author_ident_explicitly_given; #ifdef NO_GECOS_IN_PWENT #define get_gecos(ignored) "&" @@ -41,6 +46,7 @@ static void copy_gecos(const struct passwd *w, struct strbuf *name) static int add_mailname_host(struct strbuf *buf) { FILE *mailname; + struct strbuf mailnamebuf = STRBUF_INIT; mailname = fopen("/etc/mailname", "r"); if (!mailname) { @@ -49,14 +55,17 @@ static int add_mailname_host(struct strbuf *buf) strerror(errno)); return -1; } - if (strbuf_getline(buf, mailname, '\n') == EOF) { + if (strbuf_getline(&mailnamebuf, mailname, '\n') == EOF) { if (ferror(mailname)) warning("cannot read /etc/mailname: %s", strerror(errno)); + strbuf_release(&mailnamebuf); fclose(mailname); return -1; } /* success! */ + strbuf_addbuf(buf, &mailnamebuf); + strbuf_release(&mailnamebuf); fclose(mailname); return 0; } @@ -93,7 +102,7 @@ static void copy_email(const struct passwd *pw, struct strbuf *email) add_domainname(email); } -static const char *ident_default_name(void) +const char *ident_default_name(void) { if (!git_default_name.len) { copy_gecos(xgetpwuid_self(), &git_default_name); @@ -109,7 +118,8 @@ const char *ident_default_email(void) if (email && email[0]) { strbuf_addstr(&git_default_email, email); - user_ident_explicitly_given |= IDENT_MAIL_GIVEN; + committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; + author_ident_explicitly_given |= IDENT_MAIL_GIVEN; } else copy_email(xgetpwuid_self(), &git_default_email); strbuf_trim(&git_default_email); @@ -119,9 +129,9 @@ const char *ident_default_email(void) static const char *ident_default_date(void) { - if (!git_default_date[0]) - datestamp(git_default_date, sizeof(git_default_date)); - return git_default_date; + if (!git_default_date.len) + datestamp(&git_default_date); + return git_default_date.buf; } static int crud(unsigned char c) @@ -223,7 +233,21 @@ int split_ident_line(struct ident_split *split, const char *line, int len) if (!split->mail_end) return status; - for (cp = split->mail_end + 1; cp < line + len && isspace(*cp); cp++) + /* + * Look from the end-of-line to find the trailing ">" of the mail + * address, even though we should already know it as split->mail_end. + * This can help in cases of broken idents with an extra ">" somewhere + * in the email address. Note that we are assuming the timestamp will + * never have a ">" in it. + * + * Note that we will always find some ">" before going off the front of + * the string, because will always hit the split->mail_end closing + * bracket. + */ + for (cp = line + len - 1; *cp != '>'; cp--) + ; + + for (cp = cp + 1; cp < line + len && isspace(*cp); cp++) ; if (line + len <= cp) goto person_only; @@ -268,7 +292,6 @@ const char *fmt_ident(const char *name, const char *email, const char *date_str, int flag) { static struct strbuf ident = STRBUF_INIT; - char date[50]; int strict = (flag & IDENT_STRICT); int want_date = !(flag & IDENT_NO_DATE); int want_name = !(flag & IDENT_NO_NAME); @@ -296,15 +319,6 @@ const char *fmt_ident(const char *name, const char *email, die("unable to auto-detect email address (got '%s')", email); } - if (want_date) { - if (date_str && date_str[0]) { - if (parse_date(date_str, date, sizeof(date)) < 0) - die("invalid date format: %s", date_str); - } - else - strcpy(date, ident_default_date()); - } - strbuf_reset(&ident); if (want_name) { strbuf_addstr_without_crud(&ident, name); @@ -315,8 +329,14 @@ const char *fmt_ident(const char *name, const char *email, strbuf_addch(&ident, '>'); if (want_date) { strbuf_addch(&ident, ' '); - strbuf_addstr_without_crud(&ident, date); + if (date_str && date_str[0]) { + if (parse_date(date_str, &ident) < 0) + die("invalid date format: %s", date_str); + } + else + strbuf_addstr(&ident, ident_default_date()); } + return ident.buf; } @@ -327,6 +347,10 @@ const char *fmt_name(const char *name, const char *email) const char *git_author_info(int flag) { + if (getenv("GIT_AUTHOR_NAME")) + author_ident_explicitly_given |= IDENT_NAME_GIVEN; + if (getenv("GIT_AUTHOR_EMAIL")) + author_ident_explicitly_given |= IDENT_MAIL_GIVEN; return fmt_ident(getenv("GIT_AUTHOR_NAME"), getenv("GIT_AUTHOR_EMAIL"), getenv("GIT_AUTHOR_DATE"), @@ -336,16 +360,16 @@ const char *git_author_info(int flag) const char *git_committer_info(int flag) { if (getenv("GIT_COMMITTER_NAME")) - user_ident_explicitly_given |= IDENT_NAME_GIVEN; + committer_ident_explicitly_given |= IDENT_NAME_GIVEN; if (getenv("GIT_COMMITTER_EMAIL")) - user_ident_explicitly_given |= IDENT_MAIL_GIVEN; + committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; return fmt_ident(getenv("GIT_COMMITTER_NAME"), getenv("GIT_COMMITTER_EMAIL"), getenv("GIT_COMMITTER_DATE"), flag); } -int user_ident_sufficiently_given(void) +static int ident_is_sufficient(int user_ident_explicitly_given) { #ifndef WINDOWS return (user_ident_explicitly_given & IDENT_MAIL_GIVEN); @@ -354,6 +378,16 @@ int user_ident_sufficiently_given(void) #endif } +int committer_ident_sufficiently_given(void) +{ + return ident_is_sufficient(committer_ident_explicitly_given); +} + +int author_ident_sufficiently_given(void) +{ + return ident_is_sufficient(author_ident_explicitly_given); +} + int git_ident_config(const char *var, const char *value, void *data) { if (!strcmp(var, "user.name")) { @@ -361,7 +395,8 @@ int git_ident_config(const char *var, const char *value, void *data) return config_error_nonbool(var); strbuf_reset(&git_default_name); strbuf_addstr(&git_default_name, value); - user_ident_explicitly_given |= IDENT_NAME_GIVEN; + committer_ident_explicitly_given |= IDENT_NAME_GIVEN; + author_ident_explicitly_given |= IDENT_NAME_GIVEN; return 0; } @@ -370,9 +405,39 @@ int git_ident_config(const char *var, const char *value, void *data) return config_error_nonbool(var); strbuf_reset(&git_default_email); strbuf_addstr(&git_default_email, value); - user_ident_explicitly_given |= IDENT_MAIL_GIVEN; + committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; + author_ident_explicitly_given |= IDENT_MAIL_GIVEN; return 0; } return 0; } + +static int buf_cmp(const char *a_begin, const char *a_end, + const char *b_begin, const char *b_end) +{ + int a_len = a_end - a_begin; + int b_len = b_end - b_begin; + int min = a_len < b_len ? a_len : b_len; + int cmp; + + cmp = memcmp(a_begin, b_begin, min); + if (cmp) + return cmp; + + return a_len - b_len; +} + +int ident_cmp(const struct ident_split *a, + const struct ident_split *b) +{ + int cmp; + + cmp = buf_cmp(a->mail_begin, a->mail_end, + b->mail_begin, b->mail_end); + if (cmp) + return cmp; + + return buf_cmp(a->name_begin, a->name_end, + b->name_begin, b->name_end); +} |