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Commit: 3317e5039f5c940225dffa5c735507e897c230b8
Parent: e76ccb29825b42c69c308ab3119c3b5ef68b8027
Author: John MacFarlane <jgm@berkeley.edu>
Date: Thu, 6 Nov 2014 20:57:36 -0800

buffer: added strbuf_rtrim function.

Diffstat

2 files changed, 17 insertions, 9 deletions

Status	File Name	N° Changes	Insertions	Deletions
Modified	src/buffer.c	25	16	9
Modified	src/buffer.h	1	1	0

diff --git a/src/buffer.c b/src/buffer.c
@@ -291,19 +291,11 @@ void strbuf_drop(strbuf *buf, int n)
 	}
 }
 
-void strbuf_trim(strbuf *buf)
+void strbuf_rtrim(strbuf *buf)
 {
-	int i = 0;
-
 	if (!buf->size)
 		return;
 
-	while (i < buf->size && isspace(buf->ptr[i]))
-		i++;
-
-	strbuf_drop(buf, i);
-
-	/* rtrim */
 	while (buf->size > 0) {
 		if (!isspace(buf->ptr[buf->size - 1]))
 			break;
@@ -314,6 +306,21 @@ void strbuf_trim(strbuf *buf)
 	buf->ptr[buf->size] = '\0';
 }
 
+void strbuf_trim(strbuf *buf)
+{
+	int i = 0;
+
+	if (!buf->size)
+		return;
+
+	while (i < buf->size && isspace(buf->ptr[i]))
+		i++;
+
+	strbuf_drop(buf, i);
+
+	strbuf_rtrim(buf);
+}
+
 // Destructively modify string, collapsing consecutive
 // space and newline characters into a single space.
 void strbuf_normalize_whitespace(strbuf *s)

diff --git a/src/buffer.h b/src/buffer.h
@@ -107,6 +107,7 @@ int strbuf_strchr(const strbuf *buf, int c, int pos);
 int strbuf_strrchr(const strbuf *buf, int c, int pos);
 void strbuf_drop(strbuf *buf, int n);
 void strbuf_truncate(strbuf *buf, int len);
+void strbuf_rtrim(strbuf *buf);
 void strbuf_trim(strbuf *buf);
 void strbuf_normalize_whitespace(strbuf *s);
 void strbuf_unescape(strbuf *s);