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jeremybenn |
/****************************************************************************
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* *
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* GNAT COMPILER COMPONENTS *
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* *
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* A D A I N T *
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* *
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* C Header File *
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* *
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* Copyright (C) 1992-2009, Free Software Foundation, Inc. *
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* *
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* GNAT is free software; you can redistribute it and/or modify it under *
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* terms of the GNU General Public License as published by the Free Soft- *
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* ware Foundation; either version 3, or (at your option) any later ver- *
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* sion. GNAT is distributed in the hope that it will be useful, but WITH- *
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* OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
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* or FITNESS FOR A PARTICULAR PURPOSE. *
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* *
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* As a special exception under Section 7 of GPL version 3, you are granted *
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* additional permissions described in the GCC Runtime Library Exception, *
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* version 3.1, as published by the Free Software Foundation. *
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* *
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* You should have received a copy of the GNU General Public License and *
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* a copy of the GCC Runtime Library Exception along with this program; *
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* see the files COPYING3 and COPYING.RUNTIME respectively. If not, see *
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* <http://www.gnu.org/licenses/>. *
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* *
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* GNAT was originally developed by the GNAT team at New York University. *
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* Extensive contributions were provided by Ada Core Technologies Inc. *
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* *
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****************************************************************************/
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#include <sys/stat.h>
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#include <stdio.h>
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#ifdef _WIN32
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#include "mingw32.h"
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#endif
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#include <dirent.h>
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/* Constants used for the form parameter encoding values */
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#define Encoding_UTF8 0 /* UTF-8 */
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#define Encoding_8bits 1 /* Standard 8bits, CP_ACP on Windows. */
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#define Encoding_Unspecified 2 /* Based on GNAT_CODE_PAGE env variable. */
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/* Large file support. It is unclear what portable mechanism we can use to
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determine at compile time what support the system offers for large files.
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For now we just list the platforms we have manually tested. */
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#if defined (__GLIBC__) || defined (sun) || (defined (__sgi) && defined(_LFAPI))
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#define GNAT_FOPEN fopen64
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#define GNAT_STAT stat64
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#define GNAT_FSTAT fstat64
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#define GNAT_LSTAT lstat64
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#define GNAT_STRUCT_STAT struct stat64
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#else
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#define GNAT_FOPEN fopen
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#define GNAT_STAT stat
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#define GNAT_FSTAT fstat
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#define GNAT_LSTAT lstat
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#define GNAT_STRUCT_STAT struct stat
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#endif
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/* Type corresponding to GNAT.OS_Lib.OS_Time */
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#if defined (_WIN64)
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typedef long long OS_Time;
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#else
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typedef long OS_Time;
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#endif
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/* A lazy cache for the attributes of a file. On some systems, a single call to
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stat() will give all this information, so it is better than doing a system
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call every time. On other systems this require several system calls.
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*/
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struct file_attributes {
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unsigned char exists;
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unsigned char writable;
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unsigned char readable;
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unsigned char executable;
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unsigned char symbolic_link;
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unsigned char regular;
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unsigned char directory;
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OS_Time timestamp;
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long file_length;
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};
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/* WARNING: changing the size here might require changing the constant
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* File_Attributes_Size in osint.ads (which should be big enough to
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* fit the above struct on any system)
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*/
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extern int __gnat_max_path_len;
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extern OS_Time __gnat_current_time (void);
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extern void __gnat_current_time_string (char *);
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extern void __gnat_to_gm_time (OS_Time *, int *, int *,
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int *, int *,
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int *, int *);
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extern int __gnat_get_maximum_file_name_length (void);
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extern int __gnat_get_switches_case_sensitive (void);
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extern int __gnat_get_file_names_case_sensitive (void);
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extern char __gnat_get_default_identifier_character_set (void);
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extern void __gnat_get_current_dir (char *, int *);
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extern void __gnat_get_object_suffix_ptr (int *,
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const char **);
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extern void __gnat_get_executable_suffix_ptr (int *,
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const char **);
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extern void __gnat_get_debuggable_suffix_ptr (int *,
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const char **);
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extern int __gnat_readlink (char *, char *,
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size_t);
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extern int __gnat_symlink (char *, char *);
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extern int __gnat_try_lock (char *, char *);
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extern int __gnat_open_new (char *, int);
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extern int __gnat_open_new_temp (char *, int);
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extern int __gnat_mkdir (char *);
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extern int __gnat_stat (char *,
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GNAT_STRUCT_STAT *);
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extern int __gnat_unlink (char *);
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extern int __gnat_rename (char *, char *);
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extern int __gnat_chdir (char *);
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extern int __gnat_rmdir (char *);
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extern FILE *__gnat_fopen (char *, char *, int);
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extern FILE *__gnat_freopen (char *, char *, FILE *,
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int);
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extern int __gnat_open_read (char *, int);
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extern int __gnat_open_rw (char *, int);
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extern int __gnat_open_create (char *, int);
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extern int __gnat_create_output_file (char *);
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extern int __gnat_open_append (char *, int);
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extern long __gnat_file_length (int);
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extern long __gnat_named_file_length (char *);
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extern void __gnat_tmp_name (char *);
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extern DIR *__gnat_opendir (char *);
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extern char *__gnat_readdir (DIR *, char *, int *);
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extern int __gnat_closedir (DIR *);
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extern int __gnat_readdir_is_thread_safe (void);
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extern OS_Time __gnat_file_time_name (char *);
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extern OS_Time __gnat_file_time_fd (int);
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/* return -1 in case of error */
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extern void __gnat_set_file_time_name (char *, time_t);
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extern int __gnat_dup (int);
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extern int __gnat_dup2 (int, int);
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extern int __gnat_file_exists (char *);
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extern int __gnat_is_regular_file (char *);
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extern int __gnat_is_absolute_path (char *,int);
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extern int __gnat_is_directory (char *);
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extern int __gnat_is_writable_file (char *);
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extern int __gnat_is_readable_file (char *name);
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extern int __gnat_is_executable_file (char *name);
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extern void __gnat_reset_attributes (struct file_attributes* attr);
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extern long __gnat_file_length_attr (int, char *, struct file_attributes *);
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extern OS_Time __gnat_file_time_name_attr (char *, struct file_attributes *);
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extern OS_Time __gnat_file_time_fd_attr (int, struct file_attributes *);
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extern int __gnat_file_exists_attr (char *, struct file_attributes *);
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extern int __gnat_is_regular_file_attr (char *, struct file_attributes *);
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extern int __gnat_is_directory_attr (char *, struct file_attributes *);
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extern int __gnat_is_readable_file_attr (char *, struct file_attributes *);
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extern int __gnat_is_writable_file_attr (char *, struct file_attributes *);
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extern int __gnat_is_executable_file_attr (char *, struct file_attributes *);
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extern int __gnat_is_symbolic_link_attr (char *, struct file_attributes *);
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extern void __gnat_set_non_writable (char *name);
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extern void __gnat_set_writable (char *name);
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extern void __gnat_set_executable (char *name);
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extern void __gnat_set_readable (char *name);
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extern void __gnat_set_non_readable (char *name);
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extern int __gnat_is_symbolic_link (char *name);
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extern int __gnat_portable_spawn (char *[]);
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extern int __gnat_portable_no_block_spawn (char *[]);
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extern int __gnat_portable_wait (int *);
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extern char *__gnat_locate_exec (char *, char *);
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extern char *__gnat_locate_exec_on_path (char *);
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extern char *__gnat_locate_regular_file (char *, char *);
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extern void __gnat_maybe_glob_args (int *, char ***);
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extern void __gnat_os_exit (int);
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extern char *__gnat_get_libraries_from_registry (void);
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extern int __gnat_to_canonical_file_list_init (char *, int);
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extern char *__gnat_to_canonical_file_list_next (void);
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extern void __gnat_to_canonical_file_list_free (void);
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extern char *__gnat_to_canonical_dir_spec (char *, int);
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extern char *__gnat_to_canonical_file_spec (char *);
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extern char *__gnat_to_host_dir_spec (char *, int);
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extern char *__gnat_to_host_file_spec (char *);
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extern char *__gnat_to_canonical_path_spec (char *);
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extern void __gnat_adjust_os_resource_limits (void);
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extern void convert_addresses (const char *, void *, int,
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void *, int *);
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extern int __gnat_copy_attribs (char *, char *, int);
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extern int __gnat_feof (FILE *);
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extern int __gnat_ferror (FILE *);
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extern int __gnat_fileno (FILE *);
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extern int __gnat_is_regular_file_fd (int);
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extern FILE *__gnat_constant_stderr (void);
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extern FILE *__gnat_constant_stdin (void);
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extern FILE *__gnat_constant_stdout (void);
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extern char *__gnat_full_name (char *, char *);
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extern int __gnat_arg_count (void);
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extern int __gnat_len_arg (int);
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extern void __gnat_fill_arg (char *, int);
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extern int __gnat_env_count (void);
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extern int __gnat_len_env (int);
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extern void __gnat_fill_env (char *, int);
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/* Routines for interface to scanf and printf functions for integer values */
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extern int get_int (void);
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extern void put_int (int);
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extern void put_int_stderr (int);
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extern int get_char (void);
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extern void put_char (int);
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extern void put_char_stderr (int);
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extern char *mktemp (char *);
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extern void __gnat_set_exit_status (int);
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extern int __gnat_expect_fork (void);
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extern void __gnat_expect_portable_execvp (char *, char *[]);
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extern int __gnat_pipe (int *);
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extern int __gnat_expect_poll (int *, int, int, int *);
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extern void __gnat_set_binary_mode (int);
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extern void __gnat_set_text_mode (int);
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extern char *__gnat_ttyname (int);
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extern int __gnat_lseek (int, long, int);
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extern int __gnat_set_close_on_exec (int, int);
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extern int __gnat_dup (int);
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extern int __gnat_dup2 (int, int);
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extern void __gnat_os_filename (char *, char *, char *,
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int *, char *, int *);
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#if defined (linux)
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extern void *__gnat_lwp_self (void);
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#endif
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#if defined (_WIN32)
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/* Interface to delete a handle from internally maintained list of child
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process handles on Windows */
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extern void
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__gnat_win32_remove_handle (HANDLE h, int pid);
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#endif
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#ifdef IN_RTS
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/* Portable definition of strdup, which is not available on all systems. */
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#define xstrdup(S) strcpy ((char *) malloc (strlen (S) + 1), S)
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#endif
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/* This function returns the version of GCC being used. Here it's GCC 3. */
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extern int get_gcc_version (void);
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extern int __gnat_binder_supports_auto_init (void);
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extern int __gnat_sals_init_using_constructors (void);
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