shift end_url_with_slash() from http.[ch] to url.[ch]

This allows non-http/curl users to access it too (eg. http-backend.c).

Update include headers in end_url_with_slash() users too.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Makefile

@@ -1879,7 +1879,7 @@ builtin/tar-tree.o archive-tar.o: tar.h
 builtin/pack-objects.o: thread-utils.h
 connect.o transport.o http-backend.o: url.h
 http-fetch.o http-walker.o remote-curl.o transport.o walker.o: walker.h
-http.o http-walker.o http-push.o http-fetch.o remote-curl.o: http.h
+http.o http-walker.o http-push.o http-fetch.o remote-curl.o: http.h url.h
 
 xdiff-interface.o $(XDIFF_OBJS): \
 	xdiff/xinclude.h xdiff/xmacros.h xdiff/xdiff.h xdiff/xtypes.h \

http.c

@@ -2,6 +2,7 @@
 #include "pack.h"
 #include "sideband.h"
 #include "run-command.h"
+#include "url.h"
 
 int data_received;
 int active_requests;
@@ -728,13 +729,6 @@ static inline int hex(int v)
 		return 'A' + v - 10;
 }
 
-void end_url_with_slash(struct strbuf *buf, const char *url)
-{
-	strbuf_addstr(buf, url);
-	if (buf->len && buf->buf[buf->len - 1] != '/')
-		strbuf_addstr(buf, "/");
-}
-
 static char *quote_ref_url(const char *base, const char *ref)
 {
 	struct strbuf buf = STRBUF_INIT;

http.h

@@ -8,6 +8,7 @@
 
 #include "strbuf.h"
 #include "remote.h"
+#include "url.h"
 
 /*
  * We detect based on the cURL version if multi-transfer is
@@ -117,7 +118,6 @@ extern void append_remote_object_url(struct strbuf *buf, const char *url,
 				     int only_two_digit_prefix);
 extern char *get_remote_object_url(const char *url, const char *hex,
 				   int only_two_digit_prefix);
-extern void end_url_with_slash(struct strbuf *buf, const char *url);
 
 /* Options for http_request_*() */
 #define HTTP_NO_CACHE		1

url.c

@@ -125,3 +125,10 @@ char *url_decode_parameter_value(const char **query)
 	struct strbuf out = STRBUF_INIT;
 	return url_decode_internal(query, "&", &out, 1);
 }
+
+void end_url_with_slash(struct strbuf *buf, const char *url)
+{
+	strbuf_addstr(buf, url);
+	if (buf->len && buf->buf[buf->len - 1] != '/')
+		strbuf_addstr(buf, "/");
+}

url.h

@@ -7,4 +7,6 @@ extern char *url_decode(const char *url);
 extern char *url_decode_parameter_name(const char **query);
 extern char *url_decode_parameter_value(const char **query);
 
+extern void end_url_with_slash(struct strbuf *buf, const char *url);
+
 #endif /* URL_H */