Merge branch 'dm/ni-maxhost-may-be-missing' into maint-1.8.1

diff --git a/ident.c b/ident.c
index a4bf206e2f88da3a7ee31a04c5c0dda2b1547baa..1c123e685fbfbfcd5289958adc54a6cd48351628 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -10,7 +10,12 @@
 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;
+
+#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;
 }
@@ -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);
@@ -327,6 +337,10 @@ 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 +350,16 @@ 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 +368,16 @@ 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 +385,8 @@ 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;
        }
 
@@ -370,7 +395,8 @@ 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;
        }