This is my initial attempt to get rid of the newlib headers requirement,

for gcc built without newlib.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1017 a1c6a512-1295-4272-9138-f99709370657

9 files changed, 457 insertions, 0 deletions

diff --git a/firmware/include/_ansi.h b/firmware/include/_ansi.h
new file mode 100644
index 0000000000..8bebd1457e
--- /dev/null
+++ b/firmware/include/_ansi.h
@@ -0,0 +1,77 @@
+/* Provide support for both ANSI and non-ANSI environments.  */
+
+/* Some ANSI environments are "broken" in the sense that __STDC__ cannot be
+   relied upon to have it's intended meaning.  Therefore we must use our own
+   concoction: _HAVE_STDC.  Always use _HAVE_STDC instead of __STDC__ in newlib
+   sources!
+
+   To get a strict ANSI C environment, define macro __STRICT_ANSI__.  This will
+   "comment out" the non-ANSI parts of the ANSI header files (non-ANSI header
+   files aren't affected).  */
+
+#ifndef _ANSIDECL_H_
+#define _ANSIDECL_H_
+
+#include <sys/config.h>
+
+/* First try to figure out whether we really are in an ANSI C environment.  */
+/* FIXME: This probably needs some work.  Perhaps sys/config.h can be
+   prevailed upon to give us a clue.  */
+
+#ifdef __STDC__
+#define _HAVE_STDC
+#endif
+
+#ifdef _HAVE_STDC
+#define _PTR            void *
+#define _AND            ,
+#define _NOARGS         void
+#define _CONST          const
+#define _VOLATILE       volatile
+#define _SIGNED         signed
+#define _DOTS           , ...
+#define _VOID void
+#ifdef __CYGWIN__
+#define _EXFUN(name, proto)             __cdecl name proto
+#define _EXPARM(name, proto)            (* __cdecl name) proto
+#else
+#define _EXFUN(name, proto)             name proto
+#define _EXPARM(name, proto)            (* name) proto
+#endif
+#define _DEFUN(name, arglist, args)     name(args)
+#define _DEFUN_VOID(name)               name(_NOARGS)
+#define _CAST_VOID (void)
+#ifndef _LONG_DOUBLE
+#define _LONG_DOUBLE long double
+#endif
+#ifndef _PARAMS
+#define _PARAMS(paramlist)              paramlist
+#endif
+#else   
+#define _PTR            char *
+#define _AND            ;
+#define _NOARGS
+#define _CONST
+#define _VOLATILE
+#define _SIGNED
+#define _DOTS
+#define _VOID void
+#define _EXFUN(name, proto)             name()
+#define _DEFUN(name, arglist, args)     name arglist args;
+#define _DEFUN_VOID(name)               name()
+#define _CAST_VOID
+#define _LONG_DOUBLE double
+#ifndef _PARAMS
+#define _PARAMS(paramlist)              ()
+#endif
+#endif
+
+/* Support gcc's __attribute__ facility.  */
+
+#ifdef __GNUC__
+#define _ATTRIBUTE(attrs) __attribute__ (attrs)
+#else
+#define _ATTRIBUTE(attrs)
+#endif
+
+#endif /* _ANSIDECL_H_ */
diff --git a/firmware/include/assert.h b/firmware/include/assert.h
new file mode 100644
index 0000000000..ba22a9777b
--- /dev/null
+++ b/firmware/include/assert.h
@@ -0,0 +1,20 @@
+/*
+        assert.h
+*/
+
+#undef assert
+
+#ifdef NDEBUG           /* required by ANSI standard */
+#define assert(p)       ((void)0)
+#else
+
+#ifdef __STDC__
+#define assert(e)       ((e) ? (void)0 : __assert(__FILE__, __LINE__, #e))
+#else   /* PCC */
+#define assert(e)       ((e) ? (void)0 : __assert(__FILE__, __LINE__, "e"))
+#endif
+
+#endif /* NDEBUG */
+
+void _EXFUN(__assert,(const char *, int, const char *));
+
diff --git a/firmware/include/ctype.h b/firmware/include/ctype.h
new file mode 100644
index 0000000000..18dd02f707
--- /dev/null
+++ b/firmware/include/ctype.h
@@ -0,0 +1,71 @@
+#ifndef _CTYPE_H_
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define _CTYPE_H_
+
+#include "_ansi.h"
+
+int _EXFUN(isalnum, (int __c));
+int _EXFUN(isalpha, (int __c));
+int _EXFUN(iscntrl, (int __c));
+int _EXFUN(isdigit, (int __c));
+int _EXFUN(isgraph, (int __c));
+int _EXFUN(islower, (int __c));
+int _EXFUN(isprint, (int __c));
+int _EXFUN(ispunct, (int __c));
+int _EXFUN(isspace, (int __c));
+int _EXFUN(isupper, (int __c));
+int _EXFUN(isxdigit,(int __c));
+int _EXFUN(tolower, (int __c));
+int _EXFUN(toupper, (int __c));
+
+#ifndef __STRICT_ANSI__
+int _EXFUN(isascii, (int __c));
+int _EXFUN(toascii, (int __c));
+int _EXFUN(_tolower, (int __c));
+int _EXFUN(_toupper, (int __c));
+#endif
+
+#define _U      01
+#define _L      02
+#define _N      04
+#define _S      010
+#define _P      020
+#define _C      040
+#define _X      0100
+#define _B      0200
+
+extern  __IMPORT _CONST char    _ctype_[];
+
+#ifndef __cplusplus
+#define isalpha(c)      ((_ctype_+1)[(unsigned)(c)]&(_U|_L))
+#define isupper(c)      ((_ctype_+1)[(unsigned)(c)]&_U)
+#define islower(c)      ((_ctype_+1)[(unsigned)(c)]&_L)
+#define isdigit(c)      ((_ctype_+1)[(unsigned)(c)]&_N)
+#define isxdigit(c)     ((_ctype_+1)[(unsigned)(c)]&(_X|_N))
+#define isspace(c)      ((_ctype_+1)[(unsigned)(c)]&_S)
+#define ispunct(c)      ((_ctype_+1)[(unsigned)(c)]&_P)
+#define isalnum(c)      ((_ctype_+1)[(unsigned)(c)]&(_U|_L|_N))
+#define isprint(c)      ((_ctype_+1)[(unsigned)(c)]&(_P|_U|_L|_N|_B))
+#define isgraph(c)      ((_ctype_+1)[(unsigned)(c)]&(_P|_U|_L|_N))
+#define iscntrl(c)      ((_ctype_+1)[(unsigned)(c)]&_C)
+/* Non-gcc versions will get the library versions, and will be
+   slightly slower */
+#ifdef __GNUC__
+# define toupper(c) \
+        __extension__ ({ int __x = (c); islower(__x) ? (__x - 'a' + 'A') : __x;})
+# define tolower(c) \
+        __extension__ ({ int __x = (c); isupper(__x) ? (__x - 'A' + 'a') : __x;})
+#endif
+#endif /* !__cplusplus */
+
+#ifndef __STRICT_ANSI__
+#define isascii(c)      ((unsigned)(c)<=0177)
+#define toascii(c)      ((c)&0177)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _CTYPE_H_ */
diff --git a/firmware/include/malloc.h b/firmware/include/malloc.h
new file mode 100644
index 0000000000..639675787a
--- /dev/null
+++ b/firmware/include/malloc.h
@@ -0,0 +1,26 @@
+/* malloc.h -- header file for memory routines.  */
+
+#ifndef _INCLUDE_MALLOC_H_
+#define _INCLUDE_MALLOC_H_
+
+#include <_ansi.h>
+
+#define __need_size_t
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* The routines.  */
+
+extern _PTR malloc _PARAMS ((size_t));
+extern _VOID free _PARAMS ((_PTR));
+extern _PTR realloc _PARAMS ((_PTR, size_t));
+extern _PTR calloc _PARAMS ((size_t, size_t));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _INCLUDE_MALLOC_H_ */
diff --git a/firmware/include/math.h b/firmware/include/math.h
new file mode 100644
index 0000000000..d4b6715b3b
--- /dev/null
+++ b/firmware/include/math.h
@@ -0,0 +1,54 @@
+/* math.h -- Definitions for the math floating point package.  */
+
+#ifndef  _MATH_H_
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define  _MATH_H_
+
+#include "_ansi.h"
+
+#ifndef __STRICT_ANSI__
+
+#define __signgam_r(ptr) ((ptr)->_new._reent._gamma_signgam)
+
+/* Values for the type field of struct exception.  */
+
+#define DOMAIN 1
+#define SING 2
+#define OVERFLOW 3
+#define UNDERFLOW 4
+#define TLOSS 5
+#define PLOSS 6
+
+/* Useful constants.  */
+
+#define M_E             2.7182818284590452354
+#define M_LOG2E         1.4426950408889634074
+#define M_LOG10E        0.43429448190325182765
+#define M_LN2           0.69314718055994530942
+#define M_LN10          2.30258509299404568402
+#define M_PI            3.14159265358979323846
+#define M_TWOPI         (M_PI * 2.0)
+#define M_PI_2          1.57079632679489661923
+#define M_PI_4          0.78539816339744830962
+#define M_3PI_4         2.3561944901923448370E0
+#define M_SQRTPI        1.77245385090551602792981
+#define M_1_PI          0.31830988618379067154
+#define M_2_PI          0.63661977236758134308
+#define M_2_SQRTPI      1.12837916709551257390
+#define M_SQRT2         1.41421356237309504880
+#define M_SQRT1_2       0.70710678118654752440
+#define M_LN2LO         1.9082149292705877000E-10
+#define M_LN2HI         6.9314718036912381649E-1
+#define M_SQRT3         1.73205080756887719000
+#define M_IVLN10        0.43429448190325182765 /* 1 / log(10) */
+#define M_LOG2_E        0.693147180559945309417
+#define M_INVLN2        1.4426950408889633870E0  /* 1 / log(2) */
+
+#endif /* ! defined (__STRICT_ANSI__) */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _MATH_H_ */
diff --git a/firmware/include/stdio.h b/firmware/include/stdio.h
new file mode 100644
index 0000000000..e8d35bc502
--- /dev/null
+++ b/firmware/include/stdio.h
@@ -0,0 +1,41 @@
+#ifndef _STDIO_H_
+#define _STDIO_H_
+
+#define __need_size_t
+#include <stddef.h>
+
+#define __need___va_list
+#include <stdarg.h>
+
+#ifndef NULL
+#define NULL    0
+#endif
+
+#define EOF     (-1)
+
+#ifndef SEEK_SET
+#define SEEK_SET        0       /* set file offset to offset */
+#endif
+#ifndef SEEK_CUR
+#define SEEK_CUR        1       /* set file offset to current plus offset */
+#endif
+#ifndef SEEK_END
+#define SEEK_END        2       /* set file offset to EOF plus offset */
+#endif
+
+#define TMP_MAX         26
+
+#ifdef __GNUC__
+#define __VALIST __gnuc_va_list
+#else
+#define __VALIST char*
+#endif
+
+int     _EXFUN(fprintf, (FILE *, const char *, ...));
+int     _EXFUN(fscanf, (FILE *, const char *, ...));
+int     _EXFUN(printf, (const char *, ...));
+int     _EXFUN(vfprintf, (FILE *, const char *, __VALIST));
+int     _EXFUN(vprintf, (const char *, __VALIST));
+int     _EXFUN(vsprintf, (char *, const char *, __VALIST));
+
+#endif /* _STDIO_H_ */
diff --git a/firmware/include/stdlib.h b/firmware/include/stdlib.h
new file mode 100644
index 0000000000..ab07a3116e
--- /dev/null
+++ b/firmware/include/stdlib.h
@@ -0,0 +1,35 @@
+/*
+ * stdlib.h
+ *
+ * Definitions for common types, variables, and functions.
+ */
+
+#ifndef _STDLIB_H_
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define _STDLIB_H_
+
+#include "_ansi.h"
+
+#define __need_size_t
+#define __need_wchar_t
+#include <stddef.h>
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#define EXIT_FAILURE 1
+#define EXIT_SUCCESS 0
+
+extern __IMPORT int __mb_cur_max;
+
+#define MB_CUR_MAX __mb_cur_max
+
+_VOID   _EXFUN(qsort,(_PTR __base, size_t __nmemb, size_t __size, int(*_compar)(const _PTR, const _PTR)));
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _STDLIB_H_ */
diff --git a/firmware/include/string.h b/firmware/include/string.h
new file mode 100644
index 0000000000..e85dac33ea
--- /dev/null
+++ b/firmware/include/string.h
@@ -0,0 +1,94 @@
+/*
+ * string.h
+ *
+ * Definitions for memory and string functions.
+ */
+
+#ifndef _STRING_H_
+#define _STRING_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "_ansi.h"
+#include <sys/reent.h>
+
+#define __need_size_t
+#include <stddef.h>
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+_PTR     _EXFUN(memchr,(const _PTR, int, size_t));
+int      _EXFUN(memcmp,(const _PTR, const _PTR, size_t));
+_PTR     _EXFUN(memcpy,(_PTR, const _PTR, size_t));
+_PTR     _EXFUN(memmove,(_PTR, const _PTR, size_t));
+_PTR     _EXFUN(memset,(_PTR, int, size_t));
+char    *_EXFUN(strcat,(char *, const char *));
+char    *_EXFUN(strchr,(const char *, int));
+int      _EXFUN(strcmp,(const char *, const char *));
+int      _EXFUN(strcoll,(const char *, const char *));
+char    *_EXFUN(strcpy,(char *, const char *));
+size_t   _EXFUN(strcspn,(const char *, const char *));
+char    *_EXFUN(strerror,(int));
+size_t   _EXFUN(strlen,(const char *));
+char    *_EXFUN(strncat,(char *, const char *, size_t));
+int      _EXFUN(strncmp,(const char *, const char *, size_t));
+char    *_EXFUN(strncpy,(char *, const char *, size_t));
+char    *_EXFUN(strpbrk,(const char *, const char *));
+char    *_EXFUN(strrchr,(const char *, int));
+size_t   _EXFUN(strspn,(const char *, const char *));
+char    *_EXFUN(strstr,(const char *, const char *));
+
+#ifndef _REENT_ONLY
+char    *_EXFUN(strtok,(char *, const char *));
+#endif
+
+size_t   _EXFUN(strxfrm,(char *, const char *, size_t));
+
+#ifndef __STRICT_ANSI__
+char    *_EXFUN(strtok_r,(char *, const char *, char **));
+
+int      _EXFUN(bcmp,(const char *, const char *, size_t));
+void     _EXFUN(bcopy,(const char *, char *, size_t));
+void     _EXFUN(bzero,(char *, size_t));
+int      _EXFUN(ffs,(int));
+char    *_EXFUN(index,(const char *, int));
+_PTR     _EXFUN(memccpy,(_PTR, const _PTR, int, size_t));
+char    *_EXFUN(rindex,(const char *, int));
+int      _EXFUN(strcasecmp,(const char *, const char *));
+char    *_EXFUN(strdup,(const char *));
+char    *_EXFUN(_strdup_r,(struct _reent *, const char *));
+int      _EXFUN(strncasecmp,(const char *, const char *, size_t));
+char    *_EXFUN(strsep,(char **, const char *));
+char    *_EXFUN(strlwr,(char *));
+char    *_EXFUN(strupr,(char *));
+#ifdef __CYGWIN__
+#ifndef DEFS_H  /* Kludge to work around problem compiling in gdb */
+const char  *_EXFUN(strsignal, (int __signo));
+#endif
+int     _EXFUN(strtosigno, (const char *__name));
+#endif
+
+/* These function names are used on Windows and perhaps other systems.  */
+#ifndef strcmpi
+#define strcmpi strcasecmp
+#endif
+#ifndef stricmp
+#define stricmp strcasecmp
+#endif
+#ifndef strncmpi
+#define strncmpi strncasecmp
+#endif
+#ifndef strnicmp
+#define strnicmp strncasecmp
+#endif
+
+#endif /* ! __STRICT_ANSI__ */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _STRING_H_ */
diff --git a/firmware/include/sys/timeb.h b/firmware/include/sys/timeb.h
new file mode 100644
index 0000000000..0a2c3de8bd
--- /dev/null
+++ b/firmware/include/sys/timeb.h
@@ -0,0 +1,39 @@
+/* timeb.h -- An implementation of the standard Unix <sys/timeb.h> file.
+   Written by Ian Lance Taylor <ian@cygnus.com>
+   Public domain; no rights reserved.
+
+   <sys/timeb.h> declares the structure used by the ftime function, as
+   well as the ftime function itself.  Newlib does not provide an
+   implementation of ftime.  */
+
+#ifndef _SYS_TIMEB_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define _SYS_TIMEB_H
+
+#include <_ansi.h>
+#include <machine/types.h>
+
+#ifndef __time_t_defined
+typedef _TIME_T_ time_t;
+#define __time_t_defined
+#endif
+
+struct timeb
+{
+  time_t time;
+  unsigned short millitm;
+  short timezone;
+  short dstflag;
+};
+
+extern int ftime _PARAMS ((struct timeb *));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ! defined (_SYS_TIMEB_H) */