add ymake export to ydb

14 files changed, 794 insertions, 0 deletions

diff --git a/contrib/tools/cython/Cython/Includes/libc/__init__.pxd b/contrib/tools/cython/Cython/Includes/libc/__init__.pxd
new file mode 100644
index 0000000000..fa81adaff6
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/__init__.pxd
@@ -0,0 +1 @@
+# empty file
diff --git a/contrib/tools/cython/Cython/Includes/libc/errno.pxd b/contrib/tools/cython/Cython/Includes/libc/errno.pxd
new file mode 100644
index 0000000000..191d47b3dc
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/errno.pxd
@@ -0,0 +1,128 @@
+# 7.5 Errors <errno.h>
+
+cdef extern from "<errno.h>" nogil:
+    enum:
+        EPERM
+        ENOENT
+        ESRCH
+        EINTR
+        EIO
+        ENXIO
+        E2BIG
+        ENOEXEC
+        EBADF
+        ECHILD
+        EAGAIN
+        ENOMEM
+        EACCES
+        EFAULT
+        ENOTBLK
+        EBUSY
+        EEXIST
+        EXDEV
+        ENODEV
+        ENOTDIR
+        EISDIR
+        EINVAL
+        ENFILE
+        EMFILE
+        ENOTTY
+        ETXTBSY
+        EFBIG
+        ENOSPC
+        ESPIPE
+        EROFS
+        EMLINK
+        EPIPE
+        EDOM
+        ERANGE
+        EDEADLOCK
+        ENAMETOOLONG
+        ENOLCK
+        ENOSYS
+        ENOTEMPTY
+        ELOOP
+        ENOMSG
+        EIDRM
+        ECHRNG
+        EL2NSYNC
+        EL3HLT
+        EL3RST
+        ELNRNG
+        EUNATCH
+        ENOCSI
+        EL2HLT
+        EBADE
+        EBADR
+        EXFULL
+        ENOANO
+        EBADRQC
+        EBADSLT
+        EBFONT
+        ENOSTR
+        ENODATA
+        ENOATTR
+        ETIME
+        ENOSR
+        ENONET
+        ENOPKG
+        EREMOTE
+        ENOLINK
+        EADV
+        ESRMNT
+        ECOMM
+        EPROTO
+        EMULTIHOP
+        EDOTDOT
+        EBADMSG
+        EOVERFLOW
+        ENOTUNIQ
+        EBADFD
+        EREMCHG
+        ELIBACC
+        ELIBBAD
+        ELIBSCN
+        ELIBMAX
+        ELIBEXEC
+        EILSEQ
+        ERESTART
+        ESTRPIPE
+        EUSERS
+        ENOTSOCK
+        EDESTADDRREQ
+        EMSGSIZE
+        EPROTOTYPE
+        ENOPROTOOPT
+        EPROTONOSUPPORT
+        ESOCKTNOSUPPORT
+        EOPNOTSUPP
+        EPFNOSUPPORT
+        EAFNOSUPPORT
+        EADDRINUSE
+        EADDRNOTAVAIL
+        ENETDOWN
+        ENETUNREACH
+        ENETRESET
+        ECONNABORTED
+        ECONNRESET
+        ENOBUFS
+        EISCONN
+        ENOTCONN
+        ESHUTDOWN
+        ETOOMANYREFS
+        ETIMEDOUT
+        ECONNREFUSED
+        EHOSTDOWN
+        EHOSTUNREACH
+        EALREADY
+        EINPROGRESS
+        ESTALE
+        EUCLEAN
+        ENOTNAM
+        ENAVAIL
+        EISNAM
+        EREMOTEIO
+        EDQUOT
+
+    int errno
+
diff --git a/contrib/tools/cython/Cython/Includes/libc/float.pxd b/contrib/tools/cython/Cython/Includes/libc/float.pxd
new file mode 100644
index 0000000000..5e4e12d4f4
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/float.pxd
@@ -0,0 +1,43 @@
+# 5.2.4.2.2 Characteristics of floating types <float.h>
+
+cdef extern from "<float.h>":
+
+    const float FLT_RADIX
+
+    const float FLT_MANT_DIG
+    const double DBL_MANT_DIG
+    const long double LDBL_MANT_DIG
+
+    const double DECIMAL_DIG
+
+    const float FLT_DIG
+    const double DBL_DIG
+    const long double LDBL_DIG
+
+    const float FLT_MIN_EXP
+    const double DBL_MIN_EXP
+    const long double LDBL_MIN_EXP
+
+    const float FLT_MIN_10_EXP
+    const double DBL_MIN_10_EXP
+    const long double LDBL_MIN_10_EXP
+
+    const float FLT_MAX_EXP
+    const double DBL_MAX_EXP
+    const long double LDBL_MAX_EXP
+
+    const float FLT_MAX_10_EXP
+    const double DBL_MAX_10_EXP
+    const long double LDBL_MAX_10_EXP
+
+    const float FLT_MAX
+    const double DBL_MAX
+    const long double LDBL_MAX
+
+    const float FLT_EPSILON
+    const double DBL_EPSILON
+    const long double LDBL_EPSILON
+
+    const float FLT_MIN
+    const double DBL_MIN
+    const long double LDBL_MIN
diff --git a/contrib/tools/cython/Cython/Includes/libc/limits.pxd b/contrib/tools/cython/Cython/Includes/libc/limits.pxd
new file mode 100644
index 0000000000..39d10a1ff9
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/limits.pxd
@@ -0,0 +1,28 @@
+# 5.2.4.2.1 Sizes of integer types <limits.h>
+
+cdef extern from "<limits.h>":
+    const int CHAR_BIT
+    const int MB_LEN_MAX
+
+    const char CHAR_MIN
+    const char CHAR_MAX
+
+    const signed char SCHAR_MIN
+    const signed char SCHAR_MAX
+    const unsigned char UCHAR_MAX
+
+    const short SHRT_MIN
+    const short SHRT_MAX
+    const unsigned short USHRT_MAX
+
+    const int INT_MIN
+    const int INT_MAX
+    const unsigned int UINT_MAX
+
+    const long LONG_MIN
+    const long LONG_MAX
+    const unsigned long ULONG_MAX
+
+    const long long LLONG_MIN
+    const long long LLONG_MAX
+    const unsigned long long ULLONG_MAX
diff --git a/contrib/tools/cython/Cython/Includes/libc/locale.pxd b/contrib/tools/cython/Cython/Includes/libc/locale.pxd
new file mode 100644
index 0000000000..5cbec953ef
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/locale.pxd
@@ -0,0 +1,46 @@
+# 7.11 Localization <locale.h>
+
+# deprecated cimport for backwards compatibility:
+from libc.string cimport const_char
+
+
+cdef extern from "<locale.h>" nogil:
+
+    struct lconv:
+        char *decimal_point
+        char *thousands_sep
+        char *grouping
+        char *mon_decimal_point
+        char *mon_thousands_sep
+        char *mon_grouping
+        char *positive_sign
+        char *negative_sign
+        char *currency_symbol
+        char frac_digits
+        char p_cs_precedes
+        char n_cs_precedes
+        char p_sep_by_space
+        char n_sep_by_space
+        char p_sign_posn
+        char n_sign_posn
+        char *int_curr_symbol
+        char int_frac_digits
+        char int_p_cs_precedes
+        char int_n_cs_precedes
+        char int_p_sep_by_space
+        char int_n_sep_by_space
+        char int_p_sign_posn
+        char int_n_sign_posn
+
+    enum: LC_ALL
+    enum: LC_COLLATE
+    enum: LC_CTYPE
+    enum: LC_MONETARY
+    enum: LC_NUMERIC
+    enum: LC_TIME
+
+    # 7.11.1 Locale control
+    char *setlocale (int category, const char *locale)
+
+    # 7.11.2 Numeric formatting convention inquiry
+    lconv *localeconv ()
diff --git a/contrib/tools/cython/Cython/Includes/libc/math.pxd b/contrib/tools/cython/Cython/Includes/libc/math.pxd
new file mode 100644
index 0000000000..b002670b22
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/math.pxd
@@ -0,0 +1,112 @@
+cdef extern from "<math.h>" nogil:
+    const double M_E
+    const double e "M_E"  # as in Python's math module
+    const double M_LOG2E
+    const double M_LOG10E
+    const double M_LN2
+    const double M_LN10
+    const double M_PI
+    const double pi "M_PI"  # as in Python's math module
+    const double M_PI_2
+    const double M_PI_4
+    const double M_1_PI
+    const double M_2_PI
+    const double M_2_SQRTPI
+    const double M_SQRT2
+    const double M_SQRT1_2
+
+    # C99 constants
+    const float INFINITY
+    const float NAN
+    # note: not providing "nan" and "inf" aliases here as nan() is a function in C
+    const double HUGE_VAL
+    const float HUGE_VALF
+    const long double HUGE_VALL
+
+    double acos(double x)
+    double asin(double x)
+    double atan(double x)
+    double atan2(double y, double x)
+    double cos(double x)
+    double sin(double x)
+    double tan(double x)
+
+    double cosh(double x)
+    double sinh(double x)
+    double tanh(double x)
+    double acosh(double x)
+    double asinh(double x)
+    double atanh(double x)
+
+    double hypot(double x, double y)
+
+    double exp(double x)
+    double exp2(double x)
+    double expm1(double x)
+    double log(double x)
+    double logb(double x)
+    double log2(double x)
+    double log10(double x)
+    double log1p(double x)
+    int ilogb(double x)
+
+    double lgamma(double x)
+    double tgamma(double x)
+
+    double frexp(double x, int* exponent)
+    double ldexp(double x, int exponent)
+
+    double modf(double x, double* iptr)
+    double fmod(double x, double y)
+    double remainder(double x, double y)
+    double remquo(double x, double y, int *quot)
+    double pow(double x, double y)
+    double sqrt(double x)
+    double cbrt(double x)
+
+    double fabs(double x)
+    double ceil(double x)
+    double floor(double x)
+    double trunc(double x)
+    double rint(double x)
+    double round(double x)
+    double nearbyint(double x)
+    double nextafter(double, double)
+    double nexttoward(double, long double)
+
+    long long llrint(double)
+    long lrint(double)
+    long long llround(double)
+    long lround(double)
+
+    double copysign(double, double)
+    float copysignf(float, float)
+    long double copysignl(long double, long double)
+
+    double erf(double)
+    float erff(float)
+    long double erfl(long double)
+    double erfc(double)
+    float erfcf(float)
+    long double erfcl(long double)
+
+    double fdim(double x, double y)
+    double fma(double x, double y, double z)
+    double fmax(double x, double y)
+    double fmin(double x, double y)
+    double scalbln(double x, long n)
+    double scalbn(double x, int n)
+
+    double nan(const char*)
+
+    int isinf(long double)   # -1 / 0 / 1
+    bint isfinite(long double)
+    bint isnan(long double)
+    bint isnormal(long double)
+    bint signbit(long double)
+    int fpclassify(long double)
+    const int FP_NAN
+    const int FP_INFINITE
+    const int FP_ZERO
+    const int FP_SUBNORMAL
+    const int FP_NORMAL
diff --git a/contrib/tools/cython/Cython/Includes/libc/setjmp.pxd b/contrib/tools/cython/Cython/Includes/libc/setjmp.pxd
new file mode 100644
index 0000000000..6c11a534d4
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/setjmp.pxd
@@ -0,0 +1,10 @@
+cdef extern from "<setjmp.h>" nogil:
+    ctypedef struct jmp_buf:
+        pass
+    int setjmp(jmp_buf state)
+    void longjmp(jmp_buf state, int value)
+
+    ctypedef struct sigjmp_buf:
+        pass
+    int sigsetjmp(sigjmp_buf state, int savesigs)
+    void siglongjmp(sigjmp_buf state, int value)
diff --git a/contrib/tools/cython/Cython/Includes/libc/signal.pxd b/contrib/tools/cython/Cython/Includes/libc/signal.pxd
new file mode 100644
index 0000000000..5d34935543
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/signal.pxd
@@ -0,0 +1,64 @@
+# 7.14 Signal handling <signal.h>
+
+ctypedef void (*sighandler_t)(int SIGNUM) nogil
+
+cdef extern from "<signal.h>" nogil:
+
+    ctypedef int sig_atomic_t
+
+    sighandler_t SIG_DFL
+    sighandler_t SIG_IGN
+    sighandler_t SIG_ERR
+
+    sighandler_t signal        (int signum, sighandler_t action)
+    int          raise_"raise" (int signum)
+
+    # Signals
+    enum:
+        # Program Error
+        SIGFPE
+        SIGILL
+        SIGSEGV
+        SIGBUS
+        SIGABRT
+        SIGIOT
+        SIGTRAP
+        SIGEMT
+        SIGSYS
+        SIGSTKFLT
+        # Termination
+        SIGTERM
+        SIGINT
+        SIGQUIT
+        SIGKILL
+        SIGHUP
+        # Alarm
+        SIGALRM
+        SIGVTALRM
+        SIGPROF
+        # Asynchronous I/O
+        SIGIO
+        SIGURG
+        SIGPOLL
+        # Job Control
+        SIGCHLD
+        SIGCLD
+        SIGCONT
+        SIGSTOP
+        SIGTSTP
+        SIGTTIN
+        SIGTTOU
+        # Operation Error
+        SIGPIPE
+        SIGLOST
+        SIGXCPU
+        SIGXFSZ
+        SIGPWR
+        # Miscellaneous
+        SIGUSR1
+        SIGUSR2
+        SIGWINCH
+        SIGINFO
+        # Real-time signals
+        SIGRTMIN
+        SIGRTMAX
diff --git a/contrib/tools/cython/Cython/Includes/libc/stddef.pxd b/contrib/tools/cython/Cython/Includes/libc/stddef.pxd
new file mode 100644
index 0000000000..9b0f4c5fd2
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/stddef.pxd
@@ -0,0 +1,9 @@
+# 7.17 Common definitions <stddef.h>
+
+cdef extern from "<stddef.h>":
+
+    ctypedef signed int ptrdiff_t
+
+    ctypedef unsigned int size_t
+
+    ctypedef int wchar_t
diff --git a/contrib/tools/cython/Cython/Includes/libc/stdint.pxd b/contrib/tools/cython/Cython/Includes/libc/stdint.pxd
new file mode 100644
index 0000000000..ced3d46add
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/stdint.pxd
@@ -0,0 +1,105 @@
+# Longness only used for type promotion.
+# Actual compile time size used for conversions.
+
+# 7.18 Integer types <stdint.h>
+cdef extern from "<stdint.h>" nogil:
+
+    # 7.18.1 Integer types
+    # 7.18.1.1 Exact-width integer types
+    ctypedef   signed char  int8_t
+    ctypedef   signed short int16_t
+    ctypedef   signed int   int32_t
+    ctypedef   signed long  int64_t
+    ctypedef unsigned char  uint8_t
+    ctypedef unsigned short uint16_t
+    ctypedef unsigned int   uint32_t
+    ctypedef unsigned long long uint64_t
+    # 7.18.1.2 Minimum-width integer types
+    ctypedef   signed char  int_least8_t
+    ctypedef   signed short int_least16_t
+    ctypedef   signed int   int_least32_t
+    ctypedef   signed long  int_least64_t
+    ctypedef unsigned char  uint_least8_t
+    ctypedef unsigned short uint_least16_t
+    ctypedef unsigned int   uint_least32_t
+    ctypedef unsigned long long uint_least64_t
+    # 7.18.1.3 Fastest minimum-width integer types
+    ctypedef   signed char  int_fast8_t
+    ctypedef   signed short int_fast16_t
+    ctypedef   signed int   int_fast32_t
+    ctypedef   signed long  int_fast64_t
+    ctypedef unsigned char  uint_fast8_t
+    ctypedef unsigned short uint_fast16_t
+    ctypedef unsigned int   uint_fast32_t
+    ctypedef unsigned long long uint_fast64_t
+    # 7.18.1.4 Integer types capable of holding object pointers
+    ctypedef ssize_t intptr_t
+    ctypedef  size_t uintptr_t
+    # 7.18.1.5 Greatest-width integer types
+    ctypedef signed   long long intmax_t
+    ctypedef unsigned long long uintmax_t
+
+    # 7.18.2 Limits of specified-width integer types
+    # 7.18.2.1 Limits of exact-width integer types
+    int8_t   INT8_MIN
+    int16_t  INT16_MIN
+    int32_t  INT32_MIN
+    int64_t  INT64_MIN
+    int8_t   INT8_MAX
+    int16_t  INT16_MAX
+    int32_t  INT32_MAX
+    int64_t  INT64_MAX
+    uint8_t  UINT8_MAX
+    uint16_t UINT16_MAX
+    uint32_t UINT32_MAX
+    uint64_t UINT64_MAX
+    #7.18.2.2 Limits of minimum-width integer types
+    int_least8_t     INT_LEAST8_MIN
+    int_least16_t   INT_LEAST16_MIN
+    int_least32_t   INT_LEAST32_MIN
+    int_least64_t   INT_LEAST64_MIN
+    int_least8_t     INT_LEAST8_MAX
+    int_least16_t   INT_LEAST16_MAX
+    int_least32_t   INT_LEAST32_MAX
+    int_least64_t   INT_LEAST64_MAX
+    uint_least8_t   UINT_LEAST8_MAX
+    uint_least16_t UINT_LEAST16_MAX
+    uint_least32_t UINT_LEAST32_MAX
+    uint_least64_t UINT_LEAST64_MAX
+    #7.18.2.3 Limits of fastest minimum-width integer types
+    int_fast8_t     INT_FAST8_MIN
+    int_fast16_t   INT_FAST16_MIN
+    int_fast32_t   INT_FAST32_MIN
+    int_fast64_t   INT_FAST64_MIN
+    int_fast8_t     INT_FAST8_MAX
+    int_fast16_t   INT_FAST16_MAX
+    int_fast32_t   INT_FAST32_MAX
+    int_fast64_t   INT_FAST64_MAX
+    uint_fast8_t   UINT_FAST8_MAX
+    uint_fast16_t UINT_FAST16_MAX
+    uint_fast32_t UINT_FAST32_MAX
+    uint_fast64_t UINT_FAST64_MAX
+    #7.18.2.4 Limits of integer types capable of holding object pointers
+    enum:  INTPTR_MIN
+    enum:  INTPTR_MAX
+    enum: UINTPTR_MAX
+    # 7.18.2.5 Limits of greatest-width integer types
+    enum:  INTMAX_MAX
+    enum:  INTMAX_MIN
+    enum: UINTMAX_MAX
+
+    # 7.18.3 Limits of other integer types
+    # ptrdiff_t
+    enum: PTRDIFF_MIN
+    enum: PTRDIFF_MAX
+    # sig_atomic_t
+    enum: SIG_ATOMIC_MIN
+    enum: SIG_ATOMIC_MAX
+    # size_t
+    size_t SIZE_MAX
+    # wchar_t
+    enum: WCHAR_MIN
+    enum: WCHAR_MAX
+    # wint_t
+    enum: WINT_MIN
+    enum: WINT_MAX
diff --git a/contrib/tools/cython/Cython/Includes/libc/stdio.pxd b/contrib/tools/cython/Cython/Includes/libc/stdio.pxd
new file mode 100644
index 0000000000..1644a5a0ab
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/stdio.pxd
@@ -0,0 +1,80 @@
+# 7.19 Input/output <stdio.h>
+
+
+# deprecated cimports for backwards compatibility:
+from libc.string cimport const_char, const_void
+
+
+cdef extern from "<stdio.h>" nogil:
+
+    ctypedef struct FILE
+    cdef FILE *stdin
+    cdef FILE *stdout
+    cdef FILE *stderr
+
+    enum: FOPEN_MAX
+    enum: FILENAME_MAX
+    FILE *fopen   (const char *filename, const char  *opentype)
+    FILE *freopen (const char *filename, const char *opentype, FILE *stream)
+    FILE *fdopen  (int fdescriptor, const char *opentype)
+    int  fclose   (FILE *stream)
+    int  remove   (const char *filename)
+    int  rename   (const char *oldname, const char *newname)
+    FILE *tmpfile ()
+
+    int remove (const char *pathname)
+    int rename (const char *oldpath, const char *newpath)
+
+    enum: _IOFBF
+    enum: _IOLBF
+    enum: _IONBF
+    int setvbuf (FILE *stream, char *buf, int mode, size_t size)
+    enum: BUFSIZ
+    void setbuf (FILE *stream, char *buf)
+
+    size_t fread  (void *data, size_t size, size_t count, FILE *stream)
+    size_t fwrite (const void *data, size_t size, size_t count, FILE *stream)
+    int    fflush (FILE *stream)
+
+    enum: EOF
+    void clearerr (FILE *stream)
+    int feof      (FILE *stream)
+    int ferror    (FILE *stream)
+
+    enum: SEEK_SET
+    enum: SEEK_CUR
+    enum: SEEK_END
+    int      fseek  (FILE *stream, long int offset, int whence)
+    void     rewind (FILE *stream)
+    long int ftell  (FILE *stream)
+
+    ctypedef struct fpos_t
+    ctypedef const fpos_t const_fpos_t "const fpos_t"
+    int fgetpos (FILE *stream, fpos_t *position)
+    int fsetpos (FILE *stream, const fpos_t *position)
+
+    int scanf    (const char *template, ...)
+    int sscanf   (const char *s, const char *template, ...)
+    int fscanf   (FILE *stream, const char *template, ...)
+
+    int printf   (const char *template, ...)
+    int sprintf  (char *s, const char *template, ...)
+    int snprintf (char *s, size_t size, const char *template, ...)
+    int fprintf  (FILE *stream, const char *template, ...)
+
+    void perror  (const char *message)
+
+    char *gets  (char *s)
+    char *fgets (char *s, int count, FILE *stream)
+    int getchar ()
+    int fgetc   (FILE *stream)
+    int getc    (FILE *stream)
+    int ungetc  (int c, FILE *stream)
+
+    int puts    (const char *s)
+    int fputs   (const char *s, FILE *stream)
+    int putchar (int c)
+    int fputc   (int c, FILE *stream)
+    int putc    (int c, FILE *stream)
+
+    size_t getline(char **lineptr, size_t *n, FILE *stream)
diff --git a/contrib/tools/cython/Cython/Includes/libc/stdlib.pxd b/contrib/tools/cython/Cython/Includes/libc/stdlib.pxd
new file mode 100644
index 0000000000..e6fac821c7
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/stdlib.pxd
@@ -0,0 +1,72 @@
+# 7.20 General utilities <stdlib.h>
+
+# deprecated cimports for backwards compatibility:
+from libc.string cimport const_char, const_void
+
+
+cdef extern from "<stdlib.h>" nogil:
+
+    # 7.20.1 Numeric conversion functions
+    int atoi (const char *string)
+    long atol (const char *string)
+    long long atoll (const char *string)
+    double atof (const char *string)
+    long strtol (const char *string, char **tailptr, int base)
+    unsigned long int strtoul (const char *string, char **tailptr, int base)
+    long long int strtoll (const char *string, char **tailptr, int base)
+    unsigned long long int strtoull (const char *string, char **tailptr, int base)
+    float strtof (const char *string, char **tailptr)
+    double strtod (const char *string, char **tailptr)
+    long double strtold (const char *string, char **tailptr)
+
+    # 7.20.2 Pseudo-random sequence generation functions
+    enum: RAND_MAX
+    int rand ()
+    void srand (unsigned int seed)
+
+    # 7.20.3 Memory management functions
+    void *calloc (size_t count, size_t eltsize)
+    void free (void *ptr)
+    void *malloc (size_t size)
+    void *realloc (void *ptr, size_t newsize)
+
+    # 7.20.4 Communication with the environment
+    enum: EXIT_FAILURE
+    enum: EXIT_SUCCESS
+    void exit (int status)
+    void _exit (int status)
+    int atexit (void (*function) ())
+    void abort ()
+    char *getenv (const char *name)
+    int system (const char *command)
+
+    #7.20.5 Searching and sorting utilities
+    void *bsearch (const void *key, const void *array,
+                   size_t count, size_t size,
+                   int (*compare)(const void *, const void *))
+    void qsort (void *array, size_t count, size_t size,
+                int (*compare)(const void *, const void *))
+
+    # 7.20.6 Integer arithmetic functions
+    int abs (int number)
+    long int labs (long int number)
+    long long int llabs (long long int number)
+    ctypedef struct div_t:
+        int quot
+        int rem
+    div_t div (int numerator, int denominator)
+    ctypedef struct ldiv_t:
+        long int quot
+        long int rem
+    ldiv_t ldiv (long int numerator, long int denominator)
+    ctypedef struct lldiv_t:
+        long long int quot
+        long long int rem
+    lldiv_t lldiv (long long int numerator, long long int denominator)
+
+
+    # 7.20.7 Multibyte/wide character conversion functions
+    # XXX TODO
+
+    # 7.20.8 Multibyte/wide string conversion functions
+    # XXX TODO
diff --git a/contrib/tools/cython/Cython/Includes/libc/string.pxd b/contrib/tools/cython/Cython/Includes/libc/string.pxd
new file mode 100644
index 0000000000..e6d96183f2
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/string.pxd
@@ -0,0 +1,50 @@
+# 7.21 String handling <string.h>
+
+cdef extern from *:
+    # deprecated backwards compatibility declarations
+    ctypedef const char const_char "const char"
+    ctypedef const signed char const_schar "const signed char"
+    ctypedef const unsigned char const_uchar "const unsigned char"
+    ctypedef const void const_void "const void"
+
+cdef extern from "<string.h>" nogil:
+
+    void *memcpy  (void *pto, const void *pfrom, size_t size)
+    void *memmove (void *pto, const void *pfrom, size_t size)
+    void *memset  (void *block, int c, size_t size)
+    int  memcmp   (const void *a1, const void *a2, size_t size)
+    void *memchr  (const void *block, int c, size_t size)
+
+    void *memchr  (const void *block, int c, size_t size)
+    void *memrchr (const void *block, int c, size_t size)
+
+    size_t strlen   (const char *s)
+    char   *strcpy  (char *pto, const char *pfrom)
+    char   *strncpy (char *pto, const char *pfrom, size_t size)
+    char   *strdup  (const char *s)
+    char   *strndup (const char *s, size_t size)
+    char   *strcat  (char *pto, const char *pfrom)
+    char   *strncat (char *pto, const char *pfrom, size_t size)
+
+    int strcmp (const char *s1, const char *s2)
+    int strcasecmp (const char *s1, const char *s2)
+    int strncmp (const char *s1, const char *s2, size_t size)
+    int strncasecmp (const char *s1, const char *s2, size_t n)
+
+    int    strcoll (const char *s1, const char *s2)
+    size_t strxfrm (char *pto, const char *pfrom, size_t size)
+
+    char *strerror (int errnum)
+
+    char *strchr  (const char *string, int c)
+    char *strrchr (const char *string, int c)
+
+    char *strstr     (const char *haystack, const char *needle)
+    char *strcasestr (const char *haystack, const char *needle)
+
+    size_t strcspn (const char *string, const char *stopset)
+    size_t strspn  (const char *string, const char *set)
+    char * strpbrk (const char *string, const char *stopset)
+
+    char *strtok (char *newstring, const char *delimiters)
+    char *strsep (char **string_ptr, const char *delimiter)
diff --git a/contrib/tools/cython/Cython/Includes/libc/time.pxd b/contrib/tools/cython/Cython/Includes/libc/time.pxd
new file mode 100644
index 0000000000..3aa15a2eee
--- /dev/null
+++ b/contrib/tools/cython/Cython/Includes/libc/time.pxd
@@ -0,0 +1,46 @@
+# http://en.wikipedia.org/wiki/C_date_and_time_functions
+
+from libc.stddef cimport wchar_t
+
+cdef extern from "<time.h>" nogil:
+    ctypedef long clock_t
+    ctypedef long time_t
+
+    enum: CLOCKS_PER_SEC
+    clock_t clock()             # CPU time
+    time_t  time(time_t *)      # wall clock time since Unix epoch
+
+    cdef struct tm:
+        int  tm_sec
+        int  tm_min
+        int  tm_hour
+        int  tm_mday
+        int  tm_mon
+        int  tm_year
+        int  tm_wday
+        int  tm_yday
+        int  tm_isdst
+        char *tm_zone
+        long tm_gmtoff
+
+    int     daylight            # global state
+    long    timezone
+    char    *tzname[2]
+    void    tzset()
+
+    char    *asctime(const tm *)
+    char    *asctime_r(const tm *, char *)
+    char    *ctime(const time_t *)
+    char    *ctime_r(const time_t *, char *)
+    double  difftime(time_t, time_t)
+    tm      *getdate(const char *)
+    tm      *gmtime(const time_t *)
+    tm      *gmtime_r(const time_t *, tm *)
+    tm      *localtime(const time_t *)
+    tm      *localtime_r(const time_t *, tm *)
+    time_t  mktime(tm *)
+    size_t  strftime(char *, size_t, const char *, const tm *)
+    size_t  wcsftime(wchar_t *str, size_t cnt, const wchar_t *fmt, tm *time)
+
+    # POSIX not stdC
+    char    *strptime(const char *, const char *, tm *)