Replace printfs with "%s" format strings with puts.

Thanks to Elan Ruusamäe for the suggestion.

src/plugin_xmms/http.c

@@ -488,7 +488,7 @@ static int http_connect (gchar *url_, gboolean head, guint64 offset)
 				if (offset && !head) {
 					gchar *temp_dead = temp;
 					temp = g_strdup_printf ("%sRange: %" PRIu64 "-\r\n", temp, offset);
-					fprintf (stderr, "%s", temp);
+					fputs (temp, stderr);
 					g_free (temp_dead);
 				}
 

src/test_grabbag/cuesheet/main.c

@@ -116,12 +116,12 @@ int main(int argc, char *argv[])
 	const char *usage = "usage: test_cuesheet cuesheet_file lead_out_offset [ [ sample_rate ] cdda ]\n";
 
 	if(argc > 1 && 0 == strcmp(argv[1], "-h")) {
-		printf("%s", usage);
+		puts(usage);
 		return 0;
 	}
 
 	if(argc < 3 || argc > 5) {
-		fprintf(stderr, "%s", usage);
+		fputs(usage, stderr);
 		return 255;
 	}
 
@@ -132,7 +132,7 @@ int main(int argc, char *argv[])
 			if(0 == strcmp(argv[4], "cdda"))
 				is_cdda = true;
 			else {
-				fprintf(stderr, "%s", usage);
+				fputs(usage, stderr);
 				return 255;
 			}
 		}

src/test_grabbag/picture/main.c

@@ -211,12 +211,12 @@ int main(int argc, char *argv[])
 	const char *usage = "usage: test_pictures path_prefix\n";
 
 	if(argc > 1 && 0 == strcmp(argv[1], "-h")) {
-		printf("%s", usage);
+		puts(usage);
 		return 0;
 	}
 
 	if(argc != 2) {
-		fprintf(stderr, "%s", usage);
+		fputs(usage, stderr);
 		return 255;
 	}
 

src/test_seeking/main.c

@@ -418,7 +418,7 @@ int main(int argc, char *argv[])
 	static const char * const usage = "usage: test_seeking file.flac [#seeks] [#samples-in-file.flac] [file.raw]\n";
 
 	if (argc < 2 || argc > 5) {
-		fprintf(stderr, "%s", usage);
+		fputs(usage, stderr);
 		return 1;
 	}