Merge branch 'sb/committer'

* sb/committer:
commit: Show committer if automatic
commit: Show author if different from committer
Preparation to call determine_author_info from prepare_to_commit

diff --git a/builtin-commit.c b/builtin-commit.c
index a65c2b8c37c2f7785d76ec1f4e3692ee52dab8e9..0baec6db6ac76de81b93f4c990f8347814618be7 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -47,6 +47,7 @@ static enum {
 
 static char *logfile, *force_author, *template_file;
 static char *edit_message, *use_message;
+static char *author_name, *author_email, *author_date;
 static int all, edit_flag, also, interactive, only, amend, signoff;
 static int quiet, verbose, untracked_files, no_verify, allow_empty;
 /*
@@ -397,6 +398,47 @@ static int is_a_merge(const unsigned char *sha1)
 
 static const char sign_off_header[] = "Signed-off-by: ";
 
+static void determine_author_info(void)
+{
+       char *name, *email, *date;
+
+       name = getenv("GIT_AUTHOR_NAME");
+       email = getenv("GIT_AUTHOR_EMAIL");
+       date = getenv("GIT_AUTHOR_DATE");
+
+       if (use_message) {
+               const char *a, *lb, *rb, *eol;
+
+               a = strstr(use_message_buffer, "\nauthor ");
+               if (!a)
+                       die("invalid commit: %s", use_message);
+
+               lb = strstr(a + 8, " <");
+               rb = strstr(a + 8, "> ");
+               eol = strchr(a + 8, '\n');
+               if (!lb || !rb || !eol)
+                       die("invalid commit: %s", use_message);
+
+               name = xstrndup(a + 8, lb - (a + 8));
+               email = xstrndup(lb + 2, rb - (lb + 2));
+               date = xstrndup(rb + 2, eol - (rb + 2));
+       }
+
+       if (force_author) {
+               const char *lb = strstr(force_author, " <");
+               const char *rb = strchr(force_author, '>');
+
+               if (!lb || !rb)
+                       die("malformed --author parameter");
+               name = xstrndup(force_author, lb - force_author);
+               email = xstrndup(lb + 2, rb - (lb + 2));
+       }
+
+       author_name = name;
+       author_email = email;
+       author_date = date;
+}
+
 static int prepare_to_commit(const char *index_file, const char *prefix)
 {
        struct stat statbuf;
@@ -406,6 +448,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix)
        FILE *fp;
        const char *hook_arg1 = NULL;
        const char *hook_arg2 = NULL;
+       int ident_shown = 0;
 
        if (!no_verify && run_hook(index_file, "pre-commit", NULL))
                return 0;
@@ -485,7 +528,14 @@ static int prepare_to_commit(const char *index_file, const char *prefix)
 
        strbuf_release(&sb);
 
+       determine_author_info();
+
+       /* This checks if committer ident is explicitly given */
+       git_committer_info(0);
        if (use_editor) {
+               char *author_ident;
+               const char *committer_ident;
+
                if (in_merge)
                        fprintf(fp,
                                "#\n"
@@ -508,6 +558,27 @@ static int prepare_to_commit(const char *index_file, const char *prefix)
                if (only_include_assumed)
                        fprintf(fp, "# %s\n", only_include_assumed);
 
+               author_ident = xstrdup(fmt_name(author_name, author_email));
+               committer_ident = fmt_name(getenv("GIT_COMMITTER_NAME"),
+                                          getenv("GIT_COMMITTER_EMAIL"));
+               if (strcmp(author_ident, committer_ident))
+                       fprintf(fp,
+                               "%s"
+                               "# Author:    %s\n",
+                               ident_shown++ ? "" : "#\n",
+                               author_ident);
+               free(author_ident);
+
+               if (!user_ident_explicitly_given)
+                       fprintf(fp,
+                               "%s"
+                               "# Committer: %s\n",
+                               ident_shown++ ? "" : "#\n",
+                               committer_ident);
+
+               if (ident_shown)
+                       fprintf(fp, "#\n");
+
                saved_color_setting = wt_status_use_color;
                wt_status_use_color = 0;
                commitable = run_status(fp, index_file, prefix, 1);
@@ -624,45 +695,6 @@ static int message_is_empty(struct strbuf *sb, int start)
        return 1;
 }
 
-static void determine_author_info(struct strbuf *sb)
-{
-       char *name, *email, *date;
-
-       name = getenv("GIT_AUTHOR_NAME");
-       email = getenv("GIT_AUTHOR_EMAIL");
-       date = getenv("GIT_AUTHOR_DATE");
-
-       if (use_message) {
-               const char *a, *lb, *rb, *eol;
-
-               a = strstr(use_message_buffer, "\nauthor ");
-               if (!a)
-                       die("invalid commit: %s", use_message);
-
-               lb = strstr(a + 8, " <");
-               rb = strstr(a + 8, "> ");
-               eol = strchr(a + 8, '\n');
-               if (!lb || !rb || !eol)
-                       die("invalid commit: %s", use_message);
-
-               name = xstrndup(a + 8, lb - (a + 8));
-               email = xstrndup(lb + 2, rb - (lb + 2));
-               date = xstrndup(rb + 2, eol - (rb + 2));
-       }
-
-       if (force_author) {
-               const char *lb = strstr(force_author, " <");
-               const char *rb = strchr(force_author, '>');
-
-               if (!lb || !rb)
-                       die("malformed --author parameter");
-               name = xstrndup(force_author, lb - force_author);
-               email = xstrndup(lb + 2, rb - (lb + 2));
-       }
-
-       strbuf_addf(sb, "author %s\n", fmt_ident(name, email, date, IDENT_ERROR_ON_NO_NAME));
-}
-
 static int parse_and_validate_options(int argc, const char *argv[],
                                      const char * const usage[])
 {
@@ -922,7 +954,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                strbuf_addf(&sb, "parent %s\n", sha1_to_hex(head_sha1));
        }
 
-       determine_author_info(&sb);
+       strbuf_addf(&sb, "author %s\n",
+                   fmt_ident(author_name, author_email, author_date, IDENT_ERROR_ON_NO_NAME));
        strbuf_addf(&sb, "committer %s\n", git_committer_info(IDENT_ERROR_ON_NO_NAME));
        if (!is_encoding_utf8(git_commit_encoding))
                strbuf_addf(&sb, "encoding %s\n", git_commit_encoding);

diff --git a/cache.h b/cache.h
index 9cee9a5f3fb2e51f617dcf9f92defcd596b97c10..093f04cec0459e67c54f3fc5b536f59fb0f343dc 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -735,6 +735,7 @@ extern int config_error_nonbool(const char *);
 #define MAX_GITNAME (1000)
 extern char git_default_email[MAX_GITNAME];
 extern char git_default_name[MAX_GITNAME];
+extern int user_ident_explicitly_given;
 
 extern const char *git_commit_encoding;
 extern const char *git_log_output_encoding;

diff --git a/config.c b/config.c
index e42ada78f8b10e7fb5600a6c99f81f27accd42fa..5195de10c9289a25053756ce799e654d5e01483e 100644 (file)
--- a/config.c
+++ b/config.c
@@ -448,6 +448,8 @@ int git_default_config(const char *var, const char *value)
                if (!value)
                        return config_error_nonbool(var);
                strlcpy(git_default_name, value, sizeof(git_default_name));
+               if (git_default_email[0])
+                       user_ident_explicitly_given = 1;
                return 0;
        }
 
@@ -455,6 +457,8 @@ int git_default_config(const char *var, const char *value)
                if (!value)
                        return config_error_nonbool(var);
                strlcpy(git_default_email, value, sizeof(git_default_email));
+               if (git_default_name[0])
+                       user_ident_explicitly_given = 1;
                return 0;
        }
 

diff --git a/environment.c b/environment.c
index 55c252706317818db64af8ff3fbfde6cd23e3488..4fcb471248fb5276a68b9f86a77a2f5cde7dd884 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -11,6 +11,7 @@
 
 char git_default_email[MAX_GITNAME];
 char git_default_name[MAX_GITNAME];
+int user_ident_explicitly_given;
 int trust_executable_bit = 1;
 int quote_path_fully = 1;
 int has_symlinks = 1;

diff --git a/ident.c b/ident.c
index ed44a5345a47d4843e8328c0f879ac925dde2b07..b35504a8d25594a8d243ae7490733eae5a262712 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -250,6 +250,9 @@ const char *git_author_info(int flag)
 
 const char *git_committer_info(int flag)
 {
+       if (getenv("GIT_COMMITTER_NAME") &&
+           getenv("GIT_COMMITTER_EMAIL"))
+               user_ident_explicitly_given = 1;
        return fmt_ident(getenv("GIT_COMMITTER_NAME"),
                         getenv("GIT_COMMITTER_EMAIL"),
                         getenv("GIT_COMMITTER_DATE"),

diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 284c9412474754be649ccc51df996e3e370ac6ec..018060c60f590946c8e02181bfb1f572972bb787 100755 (executable)
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -154,6 +154,33 @@ test_expect_success 'cleanup commit messages (strip,-F,-e)' '
 
 '
 
+echo "#
+# Author:    $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL>
+#" >> expect
+
+test_expect_success 'author different from committer' '
+
+       echo >>negative &&
+       git commit -e -m "sample"
+       head -n 7 .git/COMMIT_EDITMSG >actual &&
+       test_cmp expect actual
+'
+
+sed -i '$d' expect
+echo "# Committer:
+#" >> expect
+unset GIT_COMMITTER_EMAIL
+unset GIT_COMMITTER_NAME
+
+test_expect_success 'committer is automatic' '
+
+       echo >>negative &&
+       git commit -e -m "sample"
+       head -n 8 .git/COMMIT_EDITMSG | \
+       sed "s/^# Committer: .*/# Committer:/" >actual &&
+       test_cmp expect actual
+'
+
 pwd=`pwd`
 cat >> .git/FAKE_EDITOR << EOF
 #! /bin/sh