Initial checkin.

diff --git a/functions/_PDCLIB/seed.c b/functions/_PDCLIB/seed.c
new file mode 100644 (file)
index 0000000..df0c55d
--- /dev/null
+++ b/functions/_PDCLIB/seed.c
@@ -0,0 +1,23 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* _PDCLIB_seed
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+unsigned long int _PDCLIB_seed = 1;
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    BEGIN_TESTS;
+    /* no tests for raw data */
+    return TEST_RESULTS;
+}
+
+#endif

diff --git a/functions/stdlib/rand.c b/functions/stdlib/rand.c
new file mode 100644 (file)
index 0000000..1ad3e91
--- /dev/null
+++ b/functions/stdlib/rand.c
@@ -0,0 +1,38 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* rand()
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdlib.h>
+
+#ifndef REGTEST
+
+int rand()
+{
+    _PDCLIB_seed = _PDCLIB_seed * 1103515245 + 12345;
+    return (unsigned int) ( _PDCLIB_seed / 65536 ) % 32768;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    int rnd1, rnd2;
+    BEGIN_TESTS;
+    TESTCASE( ( rnd1 = rand() ) < RAND_MAX );
+    TESTCASE( ( rnd2 = rand() ) < RAND_MAX );
+    srand( 1 );
+    TESTCASE( rand() == rnd1 );
+    TESTCASE( rand() == rnd2 );
+    return TEST_RESULTS;
+}
+
+#endif

diff --git a/functions/stdlib/srand.c b/functions/stdlib/srand.c
new file mode 100644 (file)
index 0000000..f207de8
--- /dev/null
+++ b/functions/stdlib/srand.c
@@ -0,0 +1,32 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* srand( unsigned int )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdlib.h>
+
+#ifndef REGTEST
+
+void srand( unsigned int seed )
+{
+    _PDCLIB_seed = seed;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    BEGIN_TESTS;
+    /* tested in rand.c */
+    return TEST_RESULTS;
+}
+
+#endif

diff --git a/includes/stdio.h b/includes/stdio.h
new file mode 100644 (file)
index 0000000..df9bfe4
--- /dev/null
+++ b/includes/stdio.h
@@ -0,0 +1,30 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* Input/output <stdio.h>
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+/* TODO: This is a dummy header to avoid errors when mixing PDCLIB <stdarg.h> */
+/* with glibc <stdio.h>.                                                      */
+
+#ifndef _PDCLIB_STDIO_H
+#define _PDCLIB_STDIO_H _PDCLIB_STDIO_H
+
+#ifndef _PDCLIB_AUX_H
+#define _PDCLIB_AUX_H _PDCLIB_AUX_H
+#include <_PDCLIB_aux.h>
+#endif
+
+typedef void * FILE;
+
+extern void * stderr;
+
+int printf( const char * _PDCLIB_restrict format, ... );
+int fputs( const char * _PDCLIB_restrict s, FILE * _PDCLIB_restrict stream );
+int puts( const char * _PDCLIB_restrict s );
+
+#endif

diff --git a/includes/stdlib.h b/includes/stdlib.h
new file mode 100644 (file)
index 0000000..6c31a46
--- /dev/null
+++ b/includes/stdlib.h
@@ -0,0 +1,80 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* General utilities <stdlib.h>
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#ifndef _PDCLIB_STDLIB_H
+#define _PDCLIB_STDLIB_H _PDCLIB_STDLIB_H
+
+#ifndef _PDCLIB_AUX_H
+#define _PDCLIB_AUX_H _PDCLIB_AUX_H
+#include <_PDCLIB_aux.h>
+#endif
+
+#ifndef _PDCLIB_CONFIG_H
+#define _PDCLIB_CONFIG_H _PDCLIB_CONFIG_H
+#include <_PDCLIB_config.h>
+#endif
+
+typedef struct _PDCLIB_div_t     div_t;
+typedef struct _PDCLIB_ldiv_t   ldiv_t;
+typedef struct _PDCLIB_lldiv_t lldiv_t;
+
+#define NULL         _PDCLIB_NULL
+#define EXIT_SUCCESS _PDCLIB_SUCCESS;
+#define EXIT_FAILURE _PDCLIB_FAILURE;
+
+/* Numeric conversion functions */
+
+int atoi( const char * nptr );
+long int atol( const char * nptr );
+long long int atoll( const char * nptr );
+
+long int strtol( const char * _PDCLIB_restrict nptr, char * * _PDCLIB_restrict endptr, int base );
+long long int strtoll( const char * _PDCLIB_restrict nptr, char * * _PDCLIB_restrict endptr, int base );
+unsigned long int strtoul( const char * _PDCLIB_restrict nptr, char * * _PDCLIB_restrict endptr, int base );
+unsigned long long int strtoull( const char * _PDCLIB_restrict nptr, char * * _PDCLIB_restrict endptr, int base );
+
+/* Pseudo-random sequence generation functions */
+
+extern unsigned long int _PDCLIB_seed;
+
+#define RAND_MAX 32767
+
+int rand();
+void srand( unsigned int seed );
+
+/* Memory management functions */
+
+
+/* Communication with the environment */
+
+void abort();
+void exit();
+
+/* Searching and sorting */
+
+
+/* Integer arithmetic functions */
+
+int abs( int j );
+long int labs( long int j );
+long long int llabs( long long int j );
+
+div_t div( int numer, int denom );
+ldiv_t ldiv( long int numer, long int denom );
+lldiv_t lldiv( long long int numer, long long int denom );
+
+/* Multibyte / wide character conversion functions */
+
+/* TODO: Macro MB_CUR_MAX */
+
+/* Multibyte / wide string conversion functions */
+
+
+#endif