format: create pretty.h file

Create header for pretty.c to make formatting interface more structured.
This is a middle point, this file would be merged further with other
files which contain formatting stuff.

Signed-off-by: Olga Telezhnaia <olyatelezhnaya@gmail.com>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/pretty.h b/pretty.h
new file mode 100644
index 0000000..ef51674
--- /dev/null
+++ b/pretty.h
@@ -0,0 +1,87 @@
+#ifndef PRETTY_H
+#define PRETTY_H
+
+struct commit;
+
+/* Commit formats */
+enum cmit_fmt {
+	CMIT_FMT_RAW,
+	CMIT_FMT_MEDIUM,
+	CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
+	CMIT_FMT_SHORT,
+	CMIT_FMT_FULL,
+	CMIT_FMT_FULLER,
+	CMIT_FMT_ONELINE,
+	CMIT_FMT_EMAIL,
+	CMIT_FMT_MBOXRD,
+	CMIT_FMT_USERFORMAT,
+
+	CMIT_FMT_UNSPECIFIED
+};
+
+struct pretty_print_context {
+	/*
+	 * Callers should tweak these to change the behavior of pp_* functions.
+	 */
+	enum cmit_fmt fmt;
+	int abbrev;
+	const char *after_subject;
+	int preserve_subject;
+	struct date_mode date_mode;
+	unsigned date_mode_explicit:1;
+	int print_email_subject;
+	int expand_tabs_in_log;
+	int need_8bit_cte;
+	char *notes_message;
+	struct reflog_walk_info *reflog_info;
+	struct rev_info *rev;
+	const char *output_encoding;
+	struct string_list *mailmap;
+	int color;
+	struct ident_split *from_ident;
+
+	/*
+	 * Fields below here are manipulated internally by pp_* functions and
+	 * should not be counted on by callers.
+	 */
+	struct string_list in_body_headers;
+	int graph_width;
+};
+
+static inline int cmit_fmt_is_mail(enum cmit_fmt fmt)
+{
+	return (fmt == CMIT_FMT_EMAIL || fmt == CMIT_FMT_MBOXRD);
+}
+
+struct userformat_want {
+	unsigned notes:1;
+};
+
+void userformat_find_requirements(const char *fmt, struct userformat_want *w);
+void pp_commit_easy(enum cmit_fmt fmt, const struct commit *commit,
+			struct strbuf *sb);
+void pp_user_info(struct pretty_print_context *pp, const char *what,
+			struct strbuf *sb, const char *line,
+			const char *encoding);
+void pp_title_line(struct pretty_print_context *pp, const char **msg_p,
+			struct strbuf *sb, const char *encoding,
+			int need_8bit_cte);
+void pp_remainder(struct pretty_print_context *pp, const char **msg_p,
+			struct strbuf *sb, int indent);
+
+void format_commit_message(const struct commit *commit,
+			const char *format, struct strbuf *sb,
+			const struct pretty_print_context *context);
+
+void get_commit_format(const char *arg, struct rev_info *);
+
+void pretty_print_commit(struct pretty_print_context *pp,
+			const struct commit *commit,
+			struct strbuf *sb);
+
+const char *format_subject(struct strbuf *sb, const char *msg,
+			const char *line_separator);
+
+int commit_format_is_empty(enum cmit_fmt);
+
+#endif /* PRETTY_H */