vis

commit 101c0e1ef804eae9729be41192f7c2e01c17e1b4
parent ab448e6b349f2c26b0c382f87d4d530d093c2955
Author: Marc André Tanner <mat@brain-dump.org>
Date:   Thu, 31 Dec 2015 12:28:55 +0100

text: introduce text_newline_insert

Diffstat:
M
text.c
 | 
11
+++++++++++
M
text.h
 | 
2
++

2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/text.c b/text.c
@@ -664,6 +664,17 @@ bool text_vprintf(Text *txt, size_t pos, const char *format, va_list ap) {
 	return ret;
 }
 
+bool text_insert_newline(Text *txt, size_t pos) {
+	switch (text_newline_type(txt)) {
+	case TEXT_NEWLINE_NL:
+		return text_insert(txt, pos, "\n", 1);
+	case TEXT_NEWLINE_CRNL:
+		return text_insert(txt, pos, "\r\n", 2);
+	default:
+		return false;
+	}
+}
+
 static size_t action_undo(Text *txt, Action *a) {
 	size_t pos = EPOS;
 	for (Change *c = a->change; c; c = c->next) {
diff --git a/text.h b/text.h
@@ -40,6 +40,8 @@ struct stat text_stat(Text*);
 bool text_appendf(Text*, const char *format, ...);
 bool text_printf(Text*, size_t pos, const char *format, ...);
 bool text_vprintf(Text*, size_t pos, const char *format, va_list ap);
+/* inserts a line ending character (depending on file type) */
+bool text_insert_newline(Text*, size_t pos);
 /* insert `len' bytes starting from `data' at `pos' which has to be
  * in the interval [0, text_size(txt)] */
 bool text_insert(Text*, size_t pos, const char *data, size_t len);