Added base version files

Author: xfcisco

Makefile

@@ -0,0 +1,10 @@
+BINS =
+TEST_BINS = test
+CLIBC_INSTALL_PATH = /usr/include
+
+all: $(TEST_BINS)
+
+%: %.c;  clang -o $@ -g -fsanitize=address -I. $<
+
+install:
+	cp -r clibc/ $(CLIBC_INSTALL_PATH)

clibc/io.h

@@ -0,0 +1,19 @@
+#ifndef CCIO_H_
+#define CCIO_H_
+#include <stdarg.h>
+#include "clibc/std.h"
+// TODO: add modern C wrapper around these
+extern int fprintf (FILE* __restrict __stream, str __restrict __format, ...);
+
+extern int printf (const char *__restrict __format, ...);
+
+extern int sprintf (char *__restrict __s,
+            const char *__restrict __format, ...);
+
+#define io_write(x, ...) _Generic((x), \
+    char*: printf,                  \
+    str: printf,                    \
+    FILE*: fprintf                  \
+)(x, __VA_ARGS__);
+
+#endif /* CCIO_H_ */

clibc/mem.h

@@ -0,0 +1,5 @@
+#if !defined(CCMEM_H_) || !defined(JEMALLOC_H_)
+#define CCMEM_H_
+#include <jemalloc/jemalloc.h>
+
+#endif /* CCMEM_H_ */

clibc/std.h

@@ -0,0 +1,24 @@
+#ifndef CCSTD_H_
+#define CCSTD_H_
+#define dynarray(T) T*
+#define arr_size(A) (sizeof(A) / sizeof(A[0]))
+
+typedef const char* str;
+
+typedef struct _iobuf {
+    char*   _ptr;
+    int _cnt;
+    char*   _base;
+    int _flag;
+    int _file;   
+    int _charbuf;
+    int _bufsiz;
+    char*   _tmpfname;
+} FILE;
+
+typedef unsigned long size_t;
+
+extern FILE* stdout;
+extern FILE* stdin;
+extern FILE* stderr;
+#endif /* CCSTD_H_ */

clibc/string.h

@@ -0,0 +1,5 @@
+#ifndef CCSTRING_H_
+#define CCSTRING_H_
+// TODO: better alternatives to str routines
+
+#endif /* CCSTRING_H_

install.sh

@@ -0,0 +1,9 @@
+echo "[+] installing jemalloc..."
+cd ./jemalloc
+./autogen.sh
+make
+make install
+
+echo "[+] installing clibc..."
+cd ..
+sudo make install

jemalloc

@@ -0,0 +1 @@
+Subproject commit 1f688490e176aafbc3e3529d3025df7fcbce725b

test

@@ -0,0 +1,16 @@
+#include <clibc/std.h>
+#include <clibc/io.h>
+#include <clibc/mem.h>
+
+int main() {
+    // jemalloc test
+    str* string = (str*)malloc(sizeof(str));  /* jemalloc allocator */
+    *string = "string in dynamic memory";
+    io_write("%s\n", *string);
+
+    free(string);
+
+    // write test
+    io_write(stdout, "write to file !\n");        /* write to file */
+    io_write("%d %d\n%s\n", 23, 44, "string !");  /* formated write */
+}