Ich kann auch alles mit Cython kompilieren, aber er spuckt mir immer folgenden Fehler aus beim importieren:
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ImportError: mime.cpython-37m-arm-linux-gnueabihf.so: undefined symbol: magic_load
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from distutils.core import setup
from distutils.extension import Extension
from Cython.Build import cythonize
examples_extension = Extension(
name="mime",
sources=["mime.pyx"]
)
setup(
name="mime",
ext_modules=cythonize([examples_extension])
)
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python3 setup.py build_ext --inplace
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cdef extern from "mime.c":
void get(char* argv[])
def get_mime(path):
return get(path)
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#include <stdio.h>
#include "mime.h"
void get(char* argv[]) {
magic_t myt = magic_open(MAGIC_CONTINUE|MAGIC_ERROR/*|MAGIC_DEBUG*/|MAGIC_MIME);
magic_load(myt,NULL);
char value = magic_file(myt, argv[1]);
magic_close(myt);
return value;
}
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#ifndef _MAGIC_H
#define _MAGIC_H
#include <sys/types.h>
#define MAGIC_NONE 0x0000000 /* No flags */
#define MAGIC_DEBUG 0x0000001 /* Turn on debugging */
#define MAGIC_SYMLINK 0x0000002 /* Follow symlinks */
#define MAGIC_COMPRESS 0x0000004 /* Check inside compressed files */
#define MAGIC_DEVICES 0x0000008 /* Look at the contents of devices */
#define MAGIC_MIME_TYPE 0x0000010 /* Return the MIME type */
#define MAGIC_CONTINUE 0x0000020 /* Return all matches */
#define MAGIC_CHECK 0x0000040 /* Print warnings to stderr */
#define MAGIC_PRESERVE_ATIME 0x0000080 /* Restore access time on exit */
#define MAGIC_RAW 0x0000100 /* Don't convert unprintable chars */
#define MAGIC_ERROR 0x0000200 /* Handle ENOENT etc as real errors */
#define MAGIC_MIME_ENCODING 0x0000400 /* Return the MIME encoding */
#define MAGIC_MIME (MAGIC_MIME_TYPE|MAGIC_MIME_ENCODING)
#define MAGIC_APPLE 0x0000800 /* Return the Apple creator/type */
#define MAGIC_EXTENSION 0x1000000 /* Return a /-separated list of
* extensions */
#define MAGIC_COMPRESS_TRANSP 0x2000000 /* Check inside compressed files
* but not report compression */
#define MAGIC_NODESC (MAGIC_EXTENSION|MAGIC_MIME|MAGIC_APPLE)
#define MAGIC_NO_CHECK_COMPRESS 0x0001000 /* Don't check for compressed files */
#define MAGIC_NO_CHECK_TAR 0x0002000 /* Don't check for tar files */
#define MAGIC_NO_CHECK_SOFT 0x0004000 /* Don't check magic entries */
#define MAGIC_NO_CHECK_APPTYPE 0x0008000 /* Don't check application type */
#define MAGIC_NO_CHECK_ELF 0x0010000 /* Don't check for elf details */
#define MAGIC_NO_CHECK_TEXT 0x0020000 /* Don't check for text files */
#define MAGIC_NO_CHECK_CDF 0x0040000 /* Don't check for cdf files */
#define MAGIC_NO_CHECK_CSV 0x0080000 /* Don't check for CSV files */
#define MAGIC_NO_CHECK_TOKENS 0x0100000 /* Don't check tokens */
#define MAGIC_NO_CHECK_ENCODING 0x0200000 /* Don't check text encodings */
#define MAGIC_NO_CHECK_JSON 0x0400000 /* Don't check for JSON files */
/* No built-in tests; only consult the magic file */
#define MAGIC_NO_CHECK_BUILTIN ( \
MAGIC_NO_CHECK_COMPRESS | \
MAGIC_NO_CHECK_TAR | \
/* MAGIC_NO_CHECK_SOFT | */ \
MAGIC_NO_CHECK_APPTYPE | \
MAGIC_NO_CHECK_ELF | \
MAGIC_NO_CHECK_TEXT | \
MAGIC_NO_CHECK_CSV | \
MAGIC_NO_CHECK_CDF | \
MAGIC_NO_CHECK_TOKENS | \
MAGIC_NO_CHECK_ENCODING | \
MAGIC_NO_CHECK_JSON | \
0 \
)
#define MAGIC_SNPRINTB "\177\020\
b\0debug\0\
b\1symlink\0\
b\2compress\0\
b\3devices\0\
b\4mime_type\0\
b\5continue\0\
b\6check\0\
b\7preserve_atime\0\
b\10raw\0\
b\11error\0\
b\12mime_encoding\0\
b\13apple\0\
b\14no_check_compress\0\
b\15no_check_tar\0\
b\16no_check_soft\0\
b\17no_check_sapptype\0\
b\20no_check_elf\0\
b\21no_check_text\0\
b\22no_check_cdf\0\
b\23no_check_reserved0\0\
b\24no_check_tokens\0\
b\25no_check_encoding\0\
b\26no_check_json\0\
b\27no_check_reserved2\0\
b\30extension\0\
b\31transp_compression\0\
"
/* Defined for backwards compatibility (renamed) */
#define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
/* Defined for backwards compatibility; do nothing */
#define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
#define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
#define MAGIC_VERSION X.YY /* This implementation */
#ifdef __cplusplus
extern "C" {
#endif
typedef struct magic_set *magic_t;
magic_t magic_open(int);
void magic_close(magic_t);
const char *magic_getpath(const char *, int);
const char *magic_file(magic_t, const char *);
const char *magic_descriptor(magic_t, int);
const char *magic_buffer(magic_t, const void *, size_t);
const char *magic_error(magic_t);
int magic_getflags(magic_t);
int magic_setflags(magic_t, int);
int magic_version(void);
int magic_load(magic_t, const char *);
int magic_load_buffers(magic_t, void **, size_t *, size_t);
int magic_compile(magic_t, const char *);
int magic_check(magic_t, const char *);
int magic_list(magic_t, const char *);
int magic_errno(magic_t);
#define MAGIC_PARAM_INDIR_MAX 0
#define MAGIC_PARAM_NAME_MAX 1
#define MAGIC_PARAM_ELF_PHNUM_MAX 2
#define MAGIC_PARAM_ELF_SHNUM_MAX 3
#define MAGIC_PARAM_ELF_NOTES_MAX 4
#define MAGIC_PARAM_REGEX_MAX 5
#define MAGIC_PARAM_BYTES_MAX 6
int magic_setparam(magic_t, int, const void *);
int magic_getparam(magic_t, int, void *);
#ifdef __cplusplus
};
#endif
#endif /* _MAGIC_H */