added scr_lvled, a bunch of libraries, and improved framework code

[raydungeon] / src / util.c

diff --git a/src/util.c b/src/util.c
new file mode 100644 (file)
index 0000000..0c28d8d
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,48 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "util.h"
+
+void *malloc_nf_impl(size_t sz, const char *file, int line)
+{
+       void *p;
+       if(!(p = malloc(sz))) {
+               fprintf(stderr, "%s:%d failed to allocate %lu bytes\n", file, line, (unsigned long)sz);
+               abort();
+       }
+       return p;
+}
+
+void *calloc_nf_impl(size_t num, size_t sz, const char *file, int line)
+{
+       void *p;
+       if(!(p = calloc(num, sz))) {
+               fprintf(stderr, "%s:%d failed to allocate %lu bytes\n", file, line, (unsigned long)(num * sz));
+               abort();
+       }
+       return p;
+}
+
+void *realloc_nf_impl(void *p, size_t sz, const char *file, int line)
+{
+       if(!(p = realloc(p, sz))) {
+               fprintf(stderr, "%s:%d failed to realloc %lu bytes\n", file, line, (unsigned long)sz);
+               abort();
+       }
+       return p;
+}
+
+char *strdup_nf_impl(const char *s, const char *file, int line)
+{
+       int len;
+       char *res;
+
+       len = strlen(s);
+       if(!(res = malloc(len + 1))) {
+               fprintf(stderr, "%s:%d failed to duplicate string\n", file, line);
+               abort();
+       }
+       memcpy(res, s, len + 1);
+       return res;
+}