feat: multi-user system, bug fixes, security & performance fixes, and more

template/sysroot/include/libc/stdlib.h

@@ -0,0 +1,66 @@
+#ifndef _LIBC_STDLIB_H
+#define _LIBC_STDLIB_H
+
+#pragma once
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+#define RAND_MAX     0x7fffffff
+
+typedef struct {
+    int quot;
+    int rem;
+} div_t;
+
+typedef struct {
+    long quot;
+    long rem;
+} ldiv_t;
+
+void  *malloc(size_t size);
+void   free(void *ptr);
+void  *calloc(size_t nmemb, size_t size);
+void  *realloc(void *ptr, size_t size);
+
+int    atoi(const char *s);
+long   atol(const char *s);
+double atof(const char *s);
+
+int    abs(int j);
+long   labs(long j);
+
+void   exit(int status);
+void   abort(void);
+int    atexit(void (*func)(void));
+
+char  *getenv(const char *name);
+
+void   qsort(void *base, size_t nmemb, size_t size,
+              int (*compar)(const void *, const void *));
+
+long          strtol(const char *nptr, char **endptr, int base);
+unsigned long strtoul(const char *nptr, char **endptr, int base);
+
+int    rand(void);
+void   srand(unsigned int seed);
+
+div_t  div(int numer, int denom);
+ldiv_t ldiv(long numer, long denom);
+
+int    system(const char *command);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _LIBC_STDLIB_H */