Put some notes down

1 files changed, 20 insertions, 0 deletions

diff --git a/src/shared.c b/src/shared.c
new file mode 100644
index 0000000..5e58de0
--- /dev/null
+++ b/src/shared.c
@@ -0,0 +1,20 @@
+#include "shared.h"
+
+#include <stdlib.h>
+#include <errno.h>
+#include <error.h>
+
+void* xcalloc(size_t nmemb, size_t size) {
+    void *mem = calloc(nmemb, size);
+
+    if(mem == NULL) {
+        #if defined ___VXGG___XCALLOC_EXIT_ON_ERROR___ && ___VXGG___XCALLOC_EXIT_ON_ERROR___ > 0
+            error(1, errno, "<xcalloc> Could not allocate memory");
+        #endif
+
+        abort();
+    }
+    
+
+    return mem;
+}
\ No newline at end of file