Check if file to read is really a fileHEADmaster

1 files changed, 4 insertions, 2 deletions

diff --git a/src/program.c b/src/program.c
index e53eb6b..e163b9b 100644
--- a/src/program.c
+++ b/src/program.c
@@ -871,12 +871,14 @@ int amal_program_save(amal_program *self, const char *filepath) {
     int err = 0;
     FILE *file = fopen(filepath, "wb");
     if(!file) {
-        err = -errno;
+        perror(filepath);
+        err = -1;
         goto cleanup;
     }
 
     if(fwrite(self->data.data, 1, self->data.size, file) != self->data.size) {
-        err = -errno;
+        fprintf(stderr, "Failed to write %zu bytes to %s\n", self->data.size, filepath);
+        err = -1;
         goto cleanup;
     }