wrapper.c: add and use fopen_or_warn()

diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index e0220630d00cf2c069ce1a43e9511df57685acd2..128b99e6daa46aa1bac48f52a3d5b226f274eb44 100644 (file)
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -905,9 +905,7 @@ static void export_marks(char *file)
 static void import_marks(char *input_file)
 {
        char line[512];
-       FILE *f = fopen(input_file, "r");
-       if (!f)
-               die_errno("cannot read '%s'", input_file);
+       FILE *f = xfopen(input_file, "r");
 
        while (fgets(line, sizeof(line), f)) {
                uint32_t mark;