text: introduce text_char_get which converts \r\n to \n

2 files changed, 8 insertions, 0 deletions

diff --git a/text.c b/text.c
index 390be98..b994bc4 100644
--- a/text.c
+++ b/text.c
@@ -1548,6 +1548,11 @@ bool text_byte_get(Text *txt, size_t pos, char *buf) {
 	return text_bytes_get(txt, pos, 1, buf);
 }
 
+bool text_char_get(Text *txt, size_t pos, char *buf) {
+	Iterator it = text_iterator_get(txt, pos);
+	return text_iterator_char_get(&it, buf);
+}
+
 size_t text_bytes_get(Text *txt, size_t pos, size_t len, char *buf) {
 	if (!buf)
 		return 0;
diff --git a/text.h b/text.h
index 8559b36..0e372c1 100644
--- a/text.h
+++ b/text.h
@@ -70,6 +70,9 @@ size_t text_lineno_by_pos(Text*, size_t pos);
 /* set `buf' to the byte found at `pos' and return true, if `pos' is invalid
  * false is returned and `buf' is left unmodified */
 bool text_byte_get(Text*, size_t pos, char *buf);
+/* same as byte get, but if a sequence of '\r\n' is read at `pos',
+ * `buf` is set to \n instead of \r. */
+bool text_char_get(Text*, size_t pos, char *buf);
 /* store at most `len' bytes starting from `pos' into `buf', the return value
  * indicates how many bytes were copied into `buf'. WARNING buf will not be
  * NUL terminated. */