diff: rename 'template' variables

Rename C++ keyword in order to bring the codebase closer to being able
to be compiled with a C++ compiler.

Signed-off-by: Brandon Williams <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: bmwill

diff.c

@@ -3660,15 +3660,15 @@ static void prep_temp_blob(const char *path, struct diff_tempfile *temp,
 			   int mode)
 {
 	struct strbuf buf = STRBUF_INIT;
-	struct strbuf template = STRBUF_INIT;
+	struct strbuf tempfile = STRBUF_INIT;
 	char *path_dup = xstrdup(path);
 	const char *base = basename(path_dup);
 
 	/* Generate "XXXXXX_basename.ext" */
-	strbuf_addstr(&template, "XXXXXX_");
-	strbuf_addstr(&template, base);
+	strbuf_addstr(&tempfile, "XXXXXX_");
+	strbuf_addstr(&tempfile, base);
 
-	temp->tempfile = mks_tempfile_ts(template.buf, strlen(base) + 1);
+	temp->tempfile = mks_tempfile_ts(tempfile.buf, strlen(base) + 1);
 	if (!temp->tempfile)
 		die_errno("unable to create temp-file");
 	if (convert_to_working_tree(path,
@@ -3683,7 +3683,7 @@ static void prep_temp_blob(const char *path, struct diff_tempfile *temp,
 	oid_to_hex_r(temp->hex, oid);
 	xsnprintf(temp->mode, sizeof(temp->mode), "%06o", mode);
 	strbuf_release(&buf);
-	strbuf_release(&template);
+	strbuf_release(&tempfile);
 	free(path_dup);
 }