From 0ec55999744b3092e68ea0f5b390dbed653fab30 Mon Sep 17 00:00:00 2001
From: Lieuwe Rooijakkers <lieuwerooijakkers@gmail.com>
Date: Mon, 22 Jul 2024 01:17:23 +0200
Subject: betere foutmeldingen als een mapje geprobeerd geprojecteerd te worden

---
 src/util/map.c | 5 ++++-
 src/util/map.h | 3 ++-
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'src/util')

diff --git a/src/util/map.c b/src/util/map.c
index 27e1c04..6a1faf1 100644
--- a/src/util/map.c
+++ b/src/util/map.c
@@ -9,7 +9,9 @@
 
 #include "map.h"
 
-struct map *open_map(const char *fname) {
+struct map *open_map(const char *fname, bool *isdir) {
+  if (isdir != NULL) *isdir = false;
+
   int fd = open(fname, O_RDONLY);
 
   struct stat sb;
@@ -21,6 +23,7 @@ struct map *open_map(const char *fname) {
   char *addr = mmap(NULL, sb.st_size, PROT_READ, MAP_SHARED, fd, 0);
   if (addr == MAP_FAILED) {
     //fprintf(stderr, "Kon bestand niet projecteren in geheugen\n");
+    if (isdir != NULL) *isdir = S_ISDIR(sb.st_mode);
     return NULL;
   }
 
diff --git a/src/util/map.h b/src/util/map.h
index 67beb9c..14a48e1 100644
--- a/src/util/map.h
+++ b/src/util/map.h
@@ -1,3 +1,4 @@
+#include <stdbool.h>
 #include <sys/stat.h>
 
 struct map {
@@ -7,5 +8,5 @@ struct map {
   int fd;
 };
 
-struct map *open_map(const char *fname);
+struct map *open_map(const char *fname, bool *isdir);
 void close_map(struct map *m);
-- 
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