* *
* A D A I N T *
* *
- * *
* C Implementation File *
* *
- * Copyright (C) 1992-2002, Free Software Foundation, Inc. *
+ * Copyright (C) 1992-2008, Free Software Foundation, Inc. *
* *
* GNAT is free software; you can redistribute it and/or modify it under *
* terms of the GNU General Public License as published by the Free Soft- *
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
* for more details. You should have received a copy of the GNU General *
* Public License distributed with GNAT; see file COPYING. If not, write *
- * to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, *
- * MA 02111-1307, USA. *
+ * to the Free Software Foundation, 51 Franklin Street, Fifth Floor, *
+ * Boston, MA 02110-1301, USA. *
* *
* As a special exception, if you link this file with other files to *
* produce an executable, this file does not by itself cause the resulting *
#endif /* VxWorks */
+#ifdef VMS
+#define _POSIX_EXIT 1
+#define HOST_EXECUTABLE_SUFFIX ".exe"
+#define HOST_OBJECT_SUFFIX ".obj"
+#endif
+
#ifdef IN_RTS
#include "tconfig.h"
#include "tsystem.h"
+
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
+#ifdef VMS
+#include <unixio.h>
+#endif
/* We don't have libiberty, so use malloc. */
#define xmalloc(S) malloc (S)
#else
#include "config.h"
#include "system.h"
+#include "version.h"
+#endif
+
+#if defined (RTX)
+#include <windows.h>
+#include <Rtapi.h>
+#include <sys/utime.h>
+
+#elif defined (__MINGW32__)
+
+#include "mingw32.h"
+#include <sys/utime.h>
+
+/* For isalpha-like tests in the compiler, we're expected to resort to
+ safe-ctype.h/ISALPHA. This isn't available for the runtime library
+ build, so we fallback on ctype.h/isalpha there. */
+
+#ifdef IN_RTS
+#include <ctype.h>
+#define ISALPHA isalpha
+#endif
+
+#elif defined (__Lynx__)
+
+/* Lynx utime.h only defines the entities of interest to us if
+ defined (VMOS_DEV), so ... */
+#define VMOS_DEV
+#include <utime.h>
+#undef VMOS_DEV
+
+#elif !defined (VMS)
+#include <utime.h>
+#endif
+
+/* wait.h processing */
+#ifdef __MINGW32__
+#if OLD_MINGW
+#include <sys/wait.h>
#endif
+#elif defined (__vxworks) && defined (__RTP__)
+#include <wait.h>
+#elif defined (__Lynx__)
+/* ??? We really need wait.h and it includes resource.h on Lynx. GCC
+ has a resource.h header as well, included instead of the lynx
+ version in our setup, causing lots of errors. We don't really need
+ the lynx contents of this file, so just workaround the issue by
+ preventing the inclusion of the GCC header from doing anything. */
+#define GCC_RESOURCE_H
+#include <sys/wait.h>
+#elif defined (__nucleus__)
+/* No wait() or waitpid() calls available */
+#else
+/* Default case */
#include <sys/wait.h>
+#endif
#if defined (__EMX__) || defined (MSDOS) || defined (_WIN32)
#elif defined (VMS)
/* Header files and definitions for __gnat_set_file_time_name. */
-#include <rms.h>
-#include <atrdef.h>
-#include <fibdef.h>
-#include <stsdef.h>
-#include <iodef.h>
+#define __NEW_STARLET 1
+#include <vms/rms.h>
+#include <vms/atrdef.h>
+#include <vms/fibdef.h>
+#include <vms/stsdef.h>
+#include <vms/iodef.h>
#include <errno.h>
-#include <descrip.h>
+#include <vms/descrip.h>
#include <string.h>
#include <unixlib.h>
Y = tmptime * 10000000 + reftime; }
/* descrip.h doesn't have everything ... */
+typedef struct fibdef* __fibdef_ptr32 __attribute__ (( mode (SI) ));
struct dsc$descriptor_fib
{
- unsigned long fib$l_len;
- struct fibdef *fib$l_addr;
+ unsigned int fib$l_len;
+ __fibdef_ptr32 fib$l_addr;
};
/* I/O Status Block. */
struct IOSB
-{
+{
unsigned short status, count;
- unsigned long devdep;
+ unsigned int devdep;
};
static char *tryfile;
#if defined (_WIN32)
#include <dir.h>
#include <windows.h>
+#include <accctrl.h>
+#include <aclapi.h>
+#undef DIR_SEPARATOR
+#define DIR_SEPARATOR '\\'
#endif
#include "adaint.h"
#define DIR_SEPARATOR '/'
#endif
+/* Check for cross-compilation */
+#ifdef CROSS_DIRECTORY_STRUCTURE
+int __gnat_is_cross_compiler = 1;
+#else
+int __gnat_is_cross_compiler = 0;
+#endif
+
char __gnat_dir_separator = DIR_SEPARATOR;
char __gnat_path_separator = PATH_SEPARATOR;
const int __gnat_vmsp = 0;
#endif
-/* This variable is used to export the maximum length of a path name to
- Ada code. */
-
#ifdef __EMX__
-int __gnat_max_path_len = _MAX_PATH;
+#define GNAT_MAX_PATH_LEN MAX_PATH
#elif defined (VMS)
-int __gnat_max_path_len = 4096; /* PATH_MAX */
+#define GNAT_MAX_PATH_LEN 256 /* PATH_MAX */
+
+#elif defined (__vxworks) || defined (__OPENNT) || defined(__nucleus__)
+#define GNAT_MAX_PATH_LEN PATH_MAX
-#elif defined (__vxworks) || defined (__OPENNT)
-int __gnat_max_path_len = PATH_MAX;
+#else
+
+#if defined (__MINGW32__)
+#include "mingw32.h"
+
+#if OLD_MINGW
+#include <sys/param.h>
+#endif
#else
#include <sys/param.h>
-int __gnat_max_path_len = MAXPATHLEN;
+#endif
+
+#ifdef MAXPATHLEN
+#define GNAT_MAX_PATH_LEN MAXPATHLEN
+#else
+#define GNAT_MAX_PATH_LEN 256
+#endif
#endif
+/* The __gnat_max_path_len variable is used to export the maximum
+ length of a path name to Ada code. max_path_len is also provided
+ for compatibility with older GNAT versions, please do not use
+ it. */
+
+int __gnat_max_path_len = GNAT_MAX_PATH_LEN;
+int max_path_len = GNAT_MAX_PATH_LEN;
+
/* The following macro HAVE_READDIR_R should be defined if the
system provides the routine readdir_r. */
#undef HAVE_READDIR_R
\f
+#if defined(VMS) && defined (__LONG_POINTERS)
+
+/* Return a 32 bit pointer to an array of 32 bit pointers
+ given a 64 bit pointer to an array of 64 bit pointers */
+
+typedef __char_ptr32 *__char_ptr_char_ptr32 __attribute__ ((mode (SI)));
+
+static __char_ptr_char_ptr32
+to_ptr32 (char **ptr64)
+{
+ int argc;
+ __char_ptr_char_ptr32 short_argv;
+
+ for (argc=0; ptr64[argc]; argc++);
+
+ /* Reallocate argv with 32 bit pointers. */
+ short_argv = (__char_ptr_char_ptr32) decc$malloc
+ (sizeof (__char_ptr32) * (argc + 1));
+
+ for (argc=0; ptr64[argc]; argc++)
+ short_argv[argc] = (__char_ptr32) decc$strdup (ptr64[argc]);
+
+ short_argv[argc] = (__char_ptr32) 0;
+ return short_argv;
+
+}
+#define MAYBE_TO_PTR32(argv) to_ptr32 (argv)
+#else
+#define MAYBE_TO_PTR32(argv) argv
+#endif
+
+OS_Time
+__gnat_current_time
+ (void)
+{
+ time_t res = time (NULL);
+ return (OS_Time) res;
+}
+
+/* Return the current local time as a string in the ISO 8601 format of
+ "YYYY-MM-DD HH:MM:SS.SS". The returned string is 22 + 1 (NULL) characters
+ long. */
+
void
-__gnat_to_gm_time (p_time, p_year, p_month, p_day, p_hours, p_mins, p_secs)
- int *p_time, *p_year, *p_month, *p_day, *p_hours, *p_mins, *p_secs;
+__gnat_current_time_string
+ (char *result)
+{
+ const char *format = "%Y-%m-%d %H:%M:%S";
+ /* Format string necessary to describe the ISO 8601 format */
+
+ const time_t t_val = time (NULL);
+
+ strftime (result, 22, format, localtime (&t_val));
+ /* Convert the local time into a string following the ISO format, copying
+ at most 22 characters into the result string. */
+
+ result [19] = '.';
+ result [20] = '0';
+ result [21] = '0';
+ /* The sub-seconds are manually set to zero since type time_t lacks the
+ precision necessary for nanoseconds. */
+}
+
+void
+__gnat_to_gm_time
+ (OS_Time *p_time,
+ int *p_year,
+ int *p_month,
+ int *p_day,
+ int *p_hours,
+ int *p_mins,
+ int *p_secs)
{
struct tm *res;
- time_t time = *p_time;
+ time_t time = (time_t) *p_time;
#ifdef _WIN32
/* On Windows systems, the time is sometimes rounded up to the nearest
time++;
#endif
+#ifdef VMS
+ res = localtime (&time);
+#else
res = gmtime (&time);
+#endif
if (res)
{
/* Place the contents of the symbolic link named PATH in the buffer BUF,
which has size BUFSIZ. If PATH is a symbolic link, then return the number
- of characters of its content in BUF. Otherwise, return -1. For Windows,
- OS/2 and vxworks, always return -1. */
+ of characters of its content in BUF. Otherwise, return -1.
+ For systems not supporting symbolic links, always return -1. */
-int
-__gnat_readlink (path, buf, bufsiz)
- char *path;
- char *buf;
- size_t bufsiz;
+int
+__gnat_readlink (char *path ATTRIBUTE_UNUSED,
+ char *buf ATTRIBUTE_UNUSED,
+ size_t bufsiz ATTRIBUTE_UNUSED)
{
-#if defined (MSDOS) || defined (_WIN32) || defined (__EMX__)
- return -1;
-#elif defined (__INTERIX) || defined (VMS)
- return -1;
-#elif defined (__vxworks)
+#if defined (MSDOS) || defined (_WIN32) || defined (__EMX__) \
+ || defined (VMS) || defined(__vxworks) || defined (__nucleus__)
return -1;
#else
return readlink (path, buf, bufsiz);
#endif
}
-/* Creates a symbolic link named NEWPATH which contains the string OLDPATH. If
- NEWPATH exists it will NOT be overwritten. For Windows, OS/2, VxWorks,
- Interix and VMS, always return -1. */
+/* Creates a symbolic link named NEWPATH which contains the string OLDPATH.
+ If NEWPATH exists it will NOT be overwritten.
+ For systems not supporting symbolic links, always return -1. */
int
-__gnat_symlink (oldpath, newpath)
- char *oldpath;
- char *newpath;
+__gnat_symlink (char *oldpath ATTRIBUTE_UNUSED,
+ char *newpath ATTRIBUTE_UNUSED)
{
-#if defined (MSDOS) || defined (_WIN32) || defined (__EMX__)
- return -1;
-#elif defined (__INTERIX) || defined (VMS)
- return -1;
-#elif defined (__vxworks)
+#if defined (MSDOS) || defined (_WIN32) || defined (__EMX__) \
+ || defined (VMS) || defined(__vxworks) || defined (__nucleus__)
return -1;
#else
return symlink (oldpath, newpath);
/* Try to lock a file, return 1 if success. */
-#if defined (__vxworks) || defined (MSDOS) || defined (_WIN32)
+#if defined (__vxworks) || defined (__nucleus__) || defined (MSDOS) \
+ || defined (_WIN32)
/* Version that does not use link. */
int
-__gnat_try_lock (dir, file)
- char *dir;
- char *file;
+__gnat_try_lock (char *dir, char *file)
{
- char full_path[256];
int fd;
+#ifdef __MINGW32__
+ TCHAR wfull_path[GNAT_MAX_PATH_LEN];
+ TCHAR wfile[GNAT_MAX_PATH_LEN];
+ TCHAR wdir[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wdir, dir, GNAT_MAX_PATH_LEN);
+ S2WSU (wfile, file, GNAT_MAX_PATH_LEN);
+
+ _stprintf (wfull_path, _T("%s%c%s"), wdir, _T(DIR_SEPARATOR), wfile);
+ fd = _topen (wfull_path, O_CREAT | O_EXCL, 0600);
+#else
+ char full_path[256];
sprintf (full_path, "%s%c%s", dir, DIR_SEPARATOR, file);
fd = open (full_path, O_CREAT | O_EXCL, 0600);
+#endif
+
if (fd < 0)
return 0;
line problem ??? */
int
-__gnat_try_lock (dir, file)
- char *dir;
- char *file;
+__gnat_try_lock (char *dir, char *file)
{
char full_path[256];
int fd;
sprintf (full_path, "%s%c%s", dir, DIR_SEPARATOR, file);
fd = open (full_path, O_CREAT | O_EXCL, 0600);
+
if (fd < 0)
return 0;
#else
/* Version using link(), more secure over NFS. */
+/* See TN 6913-016 for discussion ??? */
int
-__gnat_try_lock (dir, file)
- char *dir;
- char *file;
+__gnat_try_lock (char *dir, char *file)
{
char full_path[256];
char temp_file[256];
int fd;
sprintf (full_path, "%s%c%s", dir, DIR_SEPARATOR, file);
- sprintf (temp_file, "%s-%d-%d", dir, getpid(), getppid ());
+ sprintf (temp_file, "%s%cTMP-%ld-%ld",
+ dir, DIR_SEPARATOR, (long)getpid(), (long)getppid ());
/* Create the temporary file and write the process number. */
fd = open (temp_file, O_CREAT | O_WRONLY, 0600);
/* Return the maximum file name length. */
int
-__gnat_get_maximum_file_name_length ()
+__gnat_get_maximum_file_name_length (void)
{
#if defined (MSDOS)
return 8;
/* Return nonzero if file names are case sensitive. */
int
-__gnat_get_file_names_case_sensitive ()
+__gnat_get_file_names_case_sensitive (void)
{
#if defined (__EMX__) || defined (MSDOS) || defined (VMS) || defined (WINNT)
return 0;
}
char
-__gnat_get_default_identifier_character_set ()
+__gnat_get_default_identifier_character_set (void)
{
#if defined (__EMX__) || defined (MSDOS)
return 'p';
/* Return the current working directory. */
void
-__gnat_get_current_dir (dir, length)
- char *dir;
- int *length;
+__gnat_get_current_dir (char *dir, int *length)
{
-#ifdef VMS
+#if defined (__MINGW32__)
+ TCHAR wdir[GNAT_MAX_PATH_LEN];
+
+ _tgetcwd (wdir, *length);
+
+ WS2SU (dir, wdir, GNAT_MAX_PATH_LEN);
+
+#elif defined (VMS)
/* Force Unix style, which is what GNAT uses internally. */
getcwd (dir, *length, 0);
#else
*length = strlen (dir);
- dir[*length] = DIR_SEPARATOR;
- ++*length;
+ if (dir [*length - 1] != DIR_SEPARATOR)
+ {
+ dir [*length] = DIR_SEPARATOR;
+ ++(*length);
+ }
dir[*length] = '\0';
}
/* Return the suffix for object files. */
void
-__gnat_get_object_suffix_ptr (len, value)
- int *len;
- const char **value;
+__gnat_get_object_suffix_ptr (int *len, const char **value)
{
*value = HOST_OBJECT_SUFFIX;
/* Return the suffix for executable files. */
void
-__gnat_get_executable_suffix_ptr (len, value)
- int *len;
- const char **value;
+__gnat_get_executable_suffix_ptr (int *len, const char **value)
{
*value = HOST_EXECUTABLE_SUFFIX;
if (!*value)
executable extension. */
void
-__gnat_get_debuggable_suffix_ptr (len, value)
- int *len;
- const char **value;
+__gnat_get_debuggable_suffix_ptr (int *len, const char **value)
{
#ifndef MSDOS
*value = HOST_EXECUTABLE_SUFFIX;
return;
}
+/* Returns the OS filename and corresponding encoding. */
+
+void
+__gnat_os_filename (char *filename, char *w_filename ATTRIBUTE_UNUSED,
+ char *os_name, int *o_length,
+ char *encoding ATTRIBUTE_UNUSED, int *e_length)
+{
+#if defined (_WIN32) && ! defined (__vxworks) && ! defined (CROSS_DIRECTORY_STRUCTURE)
+ WS2SU (os_name, (TCHAR *)w_filename, o_length);
+ *o_length = strlen (os_name);
+ strcpy (encoding, "encoding=utf8");
+ *e_length = strlen (encoding);
+#else
+ strcpy (os_name, filename);
+ *o_length = strlen (filename);
+ *e_length = 0;
+#endif
+}
+
+FILE *
+__gnat_fopen (char *path, char *mode, int encoding ATTRIBUTE_UNUSED)
+{
+#if defined (_WIN32) && ! defined (__vxworks) && ! defined (CROSS_DIRECTORY_STRUCTURE)
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+ TCHAR wmode[10];
+
+ S2WS (wmode, mode, 10);
+
+ if (encoding == Encoding_UTF8)
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ else
+ S2WS (wpath, path, GNAT_MAX_PATH_LEN);
+
+ return _tfopen (wpath, wmode);
+#elif defined (VMS)
+ return decc$fopen (path, mode);
+#else
+ return fopen (path, mode);
+#endif
+}
+
+FILE *
+__gnat_freopen (char *path, char *mode, FILE *stream, int encoding ATTRIBUTE_UNUSED)
+{
+#if defined (_WIN32) && ! defined (__vxworks) && ! defined (CROSS_DIRECTORY_STRUCTURE)
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+ TCHAR wmode[10];
+
+ S2WS (wmode, mode, 10);
+
+ if (encoding == Encoding_UTF8)
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ else
+ S2WS (wpath, path, GNAT_MAX_PATH_LEN);
+
+ return _tfreopen (wpath, wmode, stream);
+#elif defined (VMS)
+ return decc$freopen (path, mode, stream);
+#else
+ return freopen (path, mode, stream);
+#endif
+}
+
int
-__gnat_open_read (path, fmode)
- char *path;
- int fmode;
+__gnat_open_read (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
"mbc=16", "deq=64", "fop=tef");
#elif defined (__vxworks)
fd = open (path, O_RDONLY | o_fmode, 0444);
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_RDONLY | o_fmode, 0444);
+ }
#else
fd = open (path, O_RDONLY | o_fmode);
#endif
return fd < 0 ? -1 : fd;
}
-#if defined (__EMX__)
+#if defined (__EMX__) || defined (__MINGW32__)
#define PERM (S_IREAD | S_IWRITE)
+#elif defined (VMS)
+/* Excerpt from DECC C RTL Reference Manual:
+ To create files with OpenVMS RMS default protections using the UNIX
+ system-call functions umask, mkdir, creat, and open, call mkdir, creat,
+ and open with a file-protection mode argument of 0777 in a program
+ that never specifically calls umask. These default protections include
+ correctly establishing protections based on ACLs, previous versions of
+ files, and so on. */
+#define PERM 0777
#else
#define PERM (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)
#endif
int
-__gnat_open_rw (path, fmode)
- char *path;
- int fmode;
+__gnat_open_rw (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
#if defined (VMS)
fd = open (path, O_RDWR | o_fmode, PERM,
"mbc=16", "deq=64", "fop=tef");
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_RDWR | o_fmode, PERM);
+ }
#else
fd = open (path, O_RDWR | o_fmode, PERM);
#endif
}
int
-__gnat_open_create (path, fmode)
- char *path;
- int fmode;
+__gnat_open_create (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
#if defined (VMS)
fd = open (path, O_WRONLY | O_CREAT | O_TRUNC | o_fmode, PERM,
"mbc=16", "deq=64", "fop=tef");
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_WRONLY | O_CREAT | O_TRUNC | o_fmode, PERM);
+ }
#else
fd = open (path, O_WRONLY | O_CREAT | O_TRUNC | o_fmode, PERM);
#endif
}
int
-__gnat_open_append (path, fmode)
- char *path;
- int fmode;
+__gnat_create_output_file (char *path)
+{
+ int fd;
+#if defined (VMS)
+ fd = open (path, O_WRONLY | O_CREAT | O_TRUNC | O_TEXT, PERM,
+ "rfm=stmlf", "ctx=rec", "rat=none", "rop=nlk",
+ "shr=del,get,put,upd");
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_WRONLY | O_CREAT | O_TRUNC | O_TEXT, PERM);
+ }
+#else
+ fd = open (path, O_WRONLY | O_CREAT | O_TRUNC | O_TEXT, PERM);
+#endif
+
+ return fd < 0 ? -1 : fd;
+}
+
+int
+__gnat_open_append (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
#if defined (VMS)
fd = open (path, O_WRONLY | O_CREAT | O_APPEND | o_fmode, PERM,
"mbc=16", "deq=64", "fop=tef");
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_WRONLY | O_CREAT | O_APPEND | o_fmode, PERM);
+ }
#else
fd = open (path, O_WRONLY | O_CREAT | O_APPEND | o_fmode, PERM);
#endif
/* Open a new file. Return error (-1) if the file already exists. */
int
-__gnat_open_new (path, fmode)
- char *path;
- int fmode;
+__gnat_open_new (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
#if defined (VMS)
fd = open (path, O_WRONLY | O_CREAT | O_EXCL | o_fmode, PERM,
"mbc=16", "deq=64", "fop=tef");
+#elif defined (__MINGW32__)
+ {
+ TCHAR wpath[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wpath, path, GNAT_MAX_PATH_LEN);
+ fd = _topen (wpath, O_WRONLY | O_CREAT | O_EXCL | o_fmode, PERM);
+ }
#else
fd = open (path, O_WRONLY | O_CREAT | O_EXCL | o_fmode, PERM);
#endif
processes, however they really slow down output. Used in gnatchop. */
int
-__gnat_open_new_temp (path, fmode)
- char *path;
- int fmode;
+__gnat_open_new_temp (char *path, int fmode)
{
int fd;
int o_fmode = O_BINARY;
strcpy (path, "GNAT-XXXXXX");
-#if defined (linux) && !defined (__vxworks)
+#if (defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) \
+ || defined (linux) || defined(__GLIBC__)) && !defined (__vxworks)
return mkstemp (path);
#elif defined (__Lynx__)
mktemp (path);
+#elif defined (__nucleus__)
+ return -1;
#else
if (mktemp (path) == NULL)
return -1;
/* Return the number of bytes in the specified file. */
long
-__gnat_file_length (fd)
- int fd;
+__gnat_file_length (int fd)
{
int ret;
struct stat statbuf;
return (statbuf.st_size);
}
+/* Return the number of bytes in the specified named file. */
+
+long
+__gnat_named_file_length (char *name)
+{
+ int ret;
+ struct stat statbuf;
+
+ ret = __gnat_stat (name, &statbuf);
+ if (ret || !S_ISREG (statbuf.st_mode))
+ return 0;
+
+ return (statbuf.st_size);
+}
+
/* Create a temporary filename and put it in string pointed to by
TMP_FILENAME. */
void
-__gnat_tmp_name (tmp_filename)
- char *tmp_filename;
+__gnat_tmp_name (char *tmp_filename)
{
-#ifdef __MINGW32__
+#ifdef RTX
+ /* Variable used to create a series of unique names */
+ static int counter = 0;
+
+ /* RTX in RTSS mode does not support tempnam nor tmpnam so we emulate it */
+ strcpy (tmp_filename, "c:\\WINDOWS\\Temp\\gnat-");
+ sprintf (&tmp_filename[strlen (tmp_filename)], "%d\0", counter++);
+
+#elif defined (__MINGW32__)
{
char *pname;
pname = (char *) tempnam ("c:\\temp", "gnat-");
+ /* if pname is NULL, the file was not created properly, the disk is full
+ or there is no more free temporary files */
+
+ if (pname == NULL)
+ *tmp_filename = '\0';
+
/* If pname start with a back slash and not path information it means that
the filename is valid for the current working directory. */
- if (pname[0] == '\\')
+ else if (pname[0] == '\\')
{
strcpy (tmp_filename, ".\\");
strcat (tmp_filename, pname+1);
free (pname);
}
-#elif defined (linux)
+#elif defined (linux) || defined (__FreeBSD__) || defined (__NetBSD__) \
+ || defined (__OpenBSD__) || defined(__GLIBC__)
+#define MAX_SAFE_PATH 1000
char *tmpdir = getenv ("TMPDIR");
- if (tmpdir == NULL)
+ /* If tmpdir is longer than MAX_SAFE_PATH, revert to default value to avoid
+ a buffer overflow. */
+ if (tmpdir == NULL || strlen (tmpdir) > MAX_SAFE_PATH)
strcpy (tmp_filename, "/tmp/gnat-XXXXXX");
else
sprintf (tmp_filename, "%s/gnat-XXXXXX", tmpdir);
#endif
}
+/* Open directory and returns a DIR pointer. */
+
+DIR* __gnat_opendir (char *name)
+{
+#if defined (RTX)
+ /* Not supported in RTX */
+
+ return NULL;
+
+#elif defined (__MINGW32__)
+ TCHAR wname[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN);
+ return (DIR*)_topendir (wname);
+
+#else
+ return opendir (name);
+#endif
+}
+
/* Read the next entry in a directory. The returned string points somewhere
in the buffer. */
char *
-__gnat_readdir (dirp, buffer)
- DIR *dirp;
- char* buffer;
+__gnat_readdir (DIR *dirp, char *buffer, int *len)
{
+#if defined (RTX)
+ /* Not supported in RTX */
+
+ return NULL;
+
+#elif defined (__MINGW32__)
+ struct _tdirent *dirent = _treaddir ((_TDIR*)dirp);
+
+ if (dirent != NULL)
+ {
+ WS2SU (buffer, dirent->d_name, GNAT_MAX_PATH_LEN);
+ *len = strlen (buffer);
+
+ return buffer;
+ }
+ else
+ return NULL;
+
+#elif defined (HAVE_READDIR_R)
/* If possible, try to use the thread-safe version. */
-#ifdef HAVE_READDIR_R
if (readdir_r (dirp, buffer) != NULL)
- return ((struct dirent*) buffer)->d_name;
+ {
+ *len = strlen (((struct dirent*) buffer)->d_name);
+ return ((struct dirent*) buffer)->d_name;
+ }
else
return NULL;
#else
- struct dirent *dirent = readdir (dirp);
+ struct dirent *dirent = (struct dirent *) readdir (dirp);
if (dirent != NULL)
{
strcpy (buffer, dirent->d_name);
+ *len = strlen (buffer);
return buffer;
}
else
#endif
}
+/* Close a directory entry. */
+
+int __gnat_closedir (DIR *dirp)
+{
+#if defined (RTX)
+ /* Not supported in RTX */
+
+ return 0;
+
+#elif defined (__MINGW32__)
+ return _tclosedir ((_TDIR*)dirp);
+
+#else
+ return closedir (dirp);
+#endif
+}
+
/* Returns 1 if readdir is thread safe, 0 otherwise. */
int
-__gnat_readdir_is_thread_safe ()
+__gnat_readdir_is_thread_safe (void)
{
#ifdef HAVE_READDIR_R
return 1;
#endif
}
-#ifdef _WIN32
+#if defined (_WIN32) && !defined (RTX)
+/* Number of seconds between <Jan 1st 1601> and <Jan 1st 1970>. */
+static const unsigned long long w32_epoch_offset = 11644473600ULL;
/* Returns the file modification timestamp using Win32 routines which are
immune against daylight saving time change. It is in fact not possible to
stat structure. */
static time_t
-win32_filetime (h)
- HANDLE h;
+win32_filetime (HANDLE h)
{
- BOOL res;
- FILETIME t_create;
- FILETIME t_access;
- FILETIME t_write;
- unsigned long long timestamp;
-
- /* Number of seconds between <Jan 1st 1601> and <Jan 1st 1970>. */
- unsigned long long offset = 11644473600;
+ union
+ {
+ FILETIME ft_time;
+ unsigned long long ull_time;
+ } t_write;
/* GetFileTime returns FILETIME data which are the number of 100 nanosecs
since <Jan 1st 1601>. This function must return the number of seconds
since <Jan 1st 1970>. */
- res = GetFileTime (h, &t_create, &t_access, &t_write);
-
- timestamp = (((long long) t_write.dwHighDateTime << 32)
- + t_write.dwLowDateTime);
-
- timestamp = timestamp / 10000000 - offset;
-
- return (time_t) timestamp;
+ if (GetFileTime (h, NULL, NULL, &t_write.ft_time))
+ return (time_t) (t_write.ull_time / 10000000ULL - w32_epoch_offset);
+ return (time_t) 0;
}
#endif
/* Return a GNAT time stamp given a file name. */
-time_t
-__gnat_file_time_name (name)
- char *name;
+OS_Time
+__gnat_file_time_name (char *name)
{
- struct stat statbuf;
#if defined (__EMX__) || defined (MSDOS)
int fd = open (name, O_RDONLY | O_BINARY);
time_t ret = __gnat_file_time_fd (fd);
close (fd);
- return ret;
+ return (OS_Time)ret;
-#elif defined (_WIN32)
- HANDLE h = CreateFile (name, GENERIC_READ, FILE_SHARE_READ, 0,
- OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
- time_t ret = win32_filetime (h);
- CloseHandle (h);
- return ret;
-#else
+#elif defined (_WIN32) && !defined (RTX)
+ time_t ret = -1;
+ TCHAR wname[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN);
- (void) __gnat_stat (name, &statbuf);
+ HANDLE h = CreateFile
+ (wname, GENERIC_READ, FILE_SHARE_READ, 0,
+ OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0);
+
+ if (h != INVALID_HANDLE_VALUE)
+ {
+ ret = win32_filetime (h);
+ CloseHandle (h);
+ }
+ return (OS_Time) ret;
+#else
+ struct stat statbuf;
+ if (__gnat_stat (name, &statbuf) != 0) {
+ return (OS_Time)-1;
+ } else {
#ifdef VMS
- /* VMS has file versioning. */
- return statbuf.st_ctime;
+ /* VMS has file versioning. */
+ return (OS_Time)statbuf.st_ctime;
#else
- return statbuf.st_mtime;
+ return (OS_Time)statbuf.st_mtime;
#endif
+ }
#endif
}
/* Return a GNAT time stamp given a file descriptor. */
-time_t
-__gnat_file_time_fd (fd)
- int fd;
+OS_Time
+__gnat_file_time_fd (int fd)
{
/* The following workaround code is due to the fact that under EMX and
DJGPP fstat attempts to convert time values to GMT rather than keep the
tot_secs += file_hour * 3600;
tot_secs += file_min * 60;
tot_secs += file_tsec * 2;
- return tot_secs;
+ return (OS_Time) tot_secs;
-#elif defined (_WIN32)
+#elif defined (_WIN32) && !defined (RTX)
HANDLE h = (HANDLE) _get_osfhandle (fd);
time_t ret = win32_filetime (h);
- return ret;
+ return (OS_Time) ret;
#else
struct stat statbuf;
- (void) fstat (fd, &statbuf);
-
+ if (fstat (fd, &statbuf) != 0) {
+ return (OS_Time) -1;
+ } else {
#ifdef VMS
- /* VMS has file versioning. */
- return statbuf.st_ctime;
+ /* VMS has file versioning. */
+ return (OS_Time) statbuf.st_ctime;
#else
- return statbuf.st_mtime;
+ return (OS_Time) statbuf.st_mtime;
#endif
+ }
#endif
}
/* Set the file time stamp. */
void
-__gnat_set_file_time_name (name, time_stamp)
- char *name;
- time_t time_stamp;
+__gnat_set_file_time_name (char *name, time_t time_stamp)
{
-#if defined (__EMX__) || defined (MSDOS) || defined (_WIN32) \
- || defined (__vxworks)
+#if defined (__EMX__) || defined (MSDOS) || defined (__vxworks)
/* Code to implement __gnat_set_file_time_name for these systems. */
+#elif defined (_WIN32) && !defined (RTX)
+ union
+ {
+ FILETIME ft_time;
+ unsigned long long ull_time;
+ } t_write;
+ TCHAR wname[GNAT_MAX_PATH_LEN];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN);
+
+ HANDLE h = CreateFile
+ (wname, GENERIC_WRITE, FILE_SHARE_WRITE, NULL,
+ OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS,
+ NULL);
+ if (h == INVALID_HANDLE_VALUE)
+ return;
+ /* Add number of seconds between <Jan 1st 1601> and <Jan 1st 1970> */
+ t_write.ull_time = ((unsigned long long)time_stamp + w32_epoch_offset);
+ /* Convert to 100 nanosecond units */
+ t_write.ull_time *= 10000000ULL;
+
+ SetFileTime(h, NULL, NULL, &t_write.ft_time);
+ CloseHandle (h);
+ return;
+
#elif defined (VMS)
struct FAB fab;
struct NAM nam;
struct
{
unsigned long long backup, create, expire, revise;
- unsigned long uic;
+ unsigned int uic;
union
{
unsigned short value;
struct dsc$descriptor_s resultdsc
= {NAM$C_MAXRSS, DSC$K_DTYPE_VT, DSC$K_CLASS_VS, (void *) result.string};
- tryfile = (char *) __gnat_to_host_dir_spec (name, 0);
+ /* Convert parameter name (a file spec) to host file form. Note that this
+ is needed on VMS to prepare for subsequent calls to VMS RMS library
+ routines. Note that it would not work to call __gnat_to_host_dir_spec
+ as was done in a previous version, since this fails silently unless
+ the feature logical DECC$EFS_CHARSET is enabled, in which case a DNF
+ (directory not found) condition is signalled. */
+ tryfile = (char *) __gnat_to_host_file_spec (name);
/* Allocate and initialize a FAB and NAM structures. */
fab = cc$rms_fab;
{
time_t t;
- struct tm *ts;
-
- ts = localtime (&time_stamp);
/* Set creation time to requested time. */
- unix_time_to_vms (time_stamp + ts->tm_gmtoff, newtime);
+ unix_time_to_vms (time_stamp, newtime);
t = time ((time_t) 0);
- ts = localtime (&t);
/* Set revision time to now in local time. */
- unix_time_to_vms (t + ts->tm_gmtoff, revtime);
+ unix_time_to_vms (t, revtime);
}
/* Reopen the file, modify the times and then close. */
#endif
}
-void
-__gnat_get_env_value_ptr (name, len, value)
- char *name;
- int *len;
- char **value;
+/* Get the list of installed standard libraries from the
+ HKEY_LOCAL_MACHINE\SOFTWARE\Ada Core Technologies\GNAT\Standard Libraries
+ key. */
+
+char *
+__gnat_get_libraries_from_registry (void)
{
- *value = getenv (name);
- if (!*value)
- *len = 0;
- else
- *len = strlen (*value);
+ char *result = (char *) "";
- return;
-}
+#if defined (_WIN32) && ! defined (__vxworks) && ! defined (CROSS_DIRECTORY_STRUCTURE) && ! defined (RTX)
-/* VMS specific declarations for set_env_value. */
+ HKEY reg_key;
+ DWORD name_size, value_size;
+ char name[256];
+ char value[256];
+ DWORD type;
+ DWORD index;
+ LONG res;
-#ifdef VMS
+ /* First open the key. */
+ res = RegOpenKeyExA (HKEY_LOCAL_MACHINE, "SOFTWARE", 0, KEY_READ, ®_key);
-static char *to_host_path_spec PARAMS ((char *));
-
-struct descriptor_s
-{
- unsigned short len, mbz;
- char *adr;
-};
-
-typedef struct _ile3
-{
- unsigned short len, code;
- char *adr;
- unsigned short *retlen_adr;
-} ile_s;
-
-#endif
-
-void
-__gnat_set_env_value (name, value)
- char *name;
- char *value;
-{
-#ifdef MSDOS
-
-#elif defined (VMS)
- struct descriptor_s name_desc;
- /* Put in JOB table for now, so that the project stuff at least works. */
- struct descriptor_s table_desc = {7, 0, "LNM$JOB"};
- char *host_pathspec = to_host_path_spec (value);
- char *copy_pathspec;
- int num_dirs_in_pathspec = 1;
- char *ptr;
-
- if (*host_pathspec == 0)
- return;
-
- name_desc.len = strlen (name);
- name_desc.mbz = 0;
- name_desc.adr = name;
-
- ptr = host_pathspec;
- while (*ptr++)
- if (*ptr == ',')
- num_dirs_in_pathspec++;
-
- {
- int i, status;
- ile_s *ile_array = alloca (sizeof (ile_s) * (num_dirs_in_pathspec + 1));
- char *copy_pathspec = alloca (strlen (host_pathspec) + 1);
- char *curr, *next;
-
- strcpy (copy_pathspec, host_pathspec);
- curr = copy_pathspec;
- for (i = 0; i < num_dirs_in_pathspec; i++)
- {
- next = strchr (curr, ',');
- if (next == 0)
- next = strchr (curr, 0);
-
- *next = 0;
- ile_array[i].len = strlen (curr);
-
- /* Code 2 from lnmdef.h means its a string. */
- ile_array[i].code = 2;
- ile_array[i].adr = curr;
-
- /* retlen_adr is ignored. */
- ile_array[i].retlen_adr = 0;
- curr = next + 1;
- }
-
- /* Terminating item must be zero. */
- ile_array[i].len = 0;
- ile_array[i].code = 0;
- ile_array[i].adr = 0;
- ile_array[i].retlen_adr = 0;
-
- status = LIB$SET_LOGICAL (&name_desc, 0, &table_desc, 0, ile_array);
- if ((status & 1) != 1)
- LIB$SIGNAL (status);
- }
-
-#else
- int size = strlen (name) + strlen (value) + 2;
- char *expression;
-
- expression = (char *) xmalloc (size * sizeof (char));
-
- sprintf (expression, "%s=%s", name, value);
- putenv (expression);
-#endif
-}
-
-#ifdef _WIN32
-#include <windows.h>
-#endif
-
-/* Get the list of installed standard libraries from the
- HKEY_LOCAL_MACHINE\SOFTWARE\Ada Core Technologies\GNAT\Standard Libraries
- key. */
-
-char *
-__gnat_get_libraries_from_registry ()
-{
- char *result = (char *) "";
-
-#if defined (_WIN32) && ! defined (__vxworks) && ! defined (CROSS_COMPILE)
-
- HKEY reg_key;
- DWORD name_size, value_size;
- char name[256];
- char value[256];
- DWORD type;
- DWORD index;
- LONG res;
-
- /* First open the key. */
- res = RegOpenKeyExA (HKEY_LOCAL_MACHINE, "SOFTWARE", 0, KEY_READ, ®_key);
-
- if (res == ERROR_SUCCESS)
- res = RegOpenKeyExA (reg_key, "Ada Core Technologies", 0,
- KEY_READ, ®_key);
+ if (res == ERROR_SUCCESS)
+ res = RegOpenKeyExA (reg_key, "Ada Core Technologies", 0,
+ KEY_READ, ®_key);
if (res == ERROR_SUCCESS)
res = RegOpenKeyExA (reg_key, "GNAT", 0, KEY_READ, ®_key);
for (index = 0; res == ERROR_SUCCESS; index++)
{
value_size = name_size = 256;
- res = RegEnumValue (reg_key, index, name, &name_size, 0,
- &type, value, &value_size);
+ res = RegEnumValueA (reg_key, index, (TCHAR*)name, &name_size, 0,
+ &type, (LPBYTE)value, &value_size);
if (res == ERROR_SUCCESS && type == REG_SZ)
{
}
int
-__gnat_stat (name, statbuf)
- char *name;
- struct stat *statbuf;
+__gnat_stat (char *name, struct stat *statbuf)
{
-#ifdef _WIN32
+#ifdef __MINGW32__
/* Under Windows the directory name for the stat function must not be
terminated by a directory separator except if just after a drive name. */
- int name_len = strlen (name);
- char last_char = name[name_len - 1];
- char win32_name[4096];
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+ int name_len;
+ TCHAR last_char;
- strcpy (win32_name, name);
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+ name_len = _tcslen (wname);
- while (name_len > 1 && (last_char == '\\' || last_char == '/'))
+ if (name_len > GNAT_MAX_PATH_LEN)
+ return -1;
+
+ last_char = wname[name_len - 1];
+
+ while (name_len > 1 && (last_char == _T('\\') || last_char == _T('/')))
{
- win32_name[name_len - 1] = '\0';
+ wname[name_len - 1] = _T('\0');
name_len--;
- last_char = win32_name[name_len - 1];
+ last_char = wname[name_len - 1];
}
- if (name_len == 2 && win32_name[1] == ':')
- strcat (win32_name, "\\");
+ /* Only a drive letter followed by ':', we must add a directory separator
+ for the stat routine to work properly. */
+ if (name_len == 2 && wname[1] == _T(':'))
+ _tcscat (wname, _T("\\"));
- return stat (win32_name, statbuf);
+ return _tstat (wname, statbuf);
#else
return stat (name, statbuf);
}
int
-__gnat_file_exists (name)
- char *name;
+__gnat_file_exists (char *name)
{
+#ifdef __MINGW32__
+ /* On Windows do not use __gnat_stat() because a bug in Microsoft
+ _stat() routine. When the system time-zone is set with a negative
+ offset the _stat() routine fails on specific files like CON: */
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+ return GetFileAttributes (wname) != INVALID_FILE_ATTRIBUTES;
+#else
struct stat statbuf;
return !__gnat_stat (name, &statbuf);
+#endif
}
-int
-__gnat_is_absolute_path (name)
- char *name;
+int
+__gnat_is_absolute_path (char *name, int length)
{
- return (*name == '/' || *name == DIR_SEPARATOR
+#ifdef __vxworks
+ /* On VxWorks systems, an absolute path can be represented (depending on
+ the host platform) as either /dir/file, or device:/dir/file, or
+ device:drive_letter:/dir/file. */
+
+ int index;
+
+ if (name[0] == '/')
+ return 1;
+
+ for (index = 0; index < length; index++)
+ {
+ if (name[index] == ':' &&
+ ((name[index + 1] == '/') ||
+ (isalpha (name[index + 1]) && index + 2 <= length &&
+ name[index + 2] == '/')))
+ return 1;
+
+ else if (name[index] == '/')
+ return 0;
+ }
+ return 0;
+#else
+ return (length != 0) &&
+ (*name == '/' || *name == DIR_SEPARATOR
#if defined (__EMX__) || defined (MSDOS) || defined (WINNT)
- || strlen (name) > 1 && isalpha (name[0]) && name[1] == ':'
+ || (length > 1 && ISALPHA (name[0]) && name[1] == ':')
#endif
);
+#endif
}
int
-__gnat_is_regular_file (name)
- char *name;
+__gnat_is_regular_file (char *name)
{
int ret;
struct stat statbuf;
}
int
-__gnat_is_directory (name)
- char *name;
+__gnat_is_directory (char *name)
{
int ret;
struct stat statbuf;
return (!ret && S_ISDIR (statbuf.st_mode));
}
+#if defined (_WIN32) && !defined (RTX)
+/* This MingW section contains code to work with ACL. */
+static int
+__gnat_check_OWNER_ACL
+(TCHAR *wname,
+ DWORD CheckAccessDesired,
+ GENERIC_MAPPING CheckGenericMapping)
+{
+ DWORD dwAccessDesired, dwAccessAllowed;
+ PRIVILEGE_SET PrivilegeSet;
+ DWORD dwPrivSetSize = sizeof (PRIVILEGE_SET);
+ BOOL fAccessGranted = FALSE;
+ HANDLE hToken;
+ DWORD nLength;
+ SECURITY_DESCRIPTOR* pSD = NULL;
+
+ GetFileSecurity
+ (wname, OWNER_SECURITY_INFORMATION |
+ GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,
+ NULL, 0, &nLength);
+
+ if ((pSD = (PSECURITY_DESCRIPTOR) HeapAlloc
+ (GetProcessHeap (), HEAP_ZERO_MEMORY, nLength)) == NULL)
+ return 0;
+
+ /* Obtain the security descriptor. */
+
+ if (!GetFileSecurity
+ (wname, OWNER_SECURITY_INFORMATION |
+ GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,
+ pSD, nLength, &nLength))
+ return 0;
+
+ if (!ImpersonateSelf (SecurityImpersonation))
+ return 0;
+
+ if (!OpenThreadToken
+ (GetCurrentThread(), TOKEN_DUPLICATE | TOKEN_QUERY, FALSE, &hToken))
+ return 0;
+
+ /* Undoes the effect of ImpersonateSelf. */
+
+ RevertToSelf ();
+
+ /* We want to test for write permissions. */
+
+ dwAccessDesired = CheckAccessDesired;
+
+ MapGenericMask (&dwAccessDesired, &CheckGenericMapping);
+
+ if (!AccessCheck
+ (pSD , /* security descriptor to check */
+ hToken, /* impersonation token */
+ dwAccessDesired, /* requested access rights */
+ &CheckGenericMapping, /* pointer to GENERIC_MAPPING */
+ &PrivilegeSet, /* receives privileges used in check */
+ &dwPrivSetSize, /* size of PrivilegeSet buffer */
+ &dwAccessAllowed, /* receives mask of allowed access rights */
+ &fAccessGranted))
+ return 0;
+
+ return fAccessGranted;
+}
+
+static void
+__gnat_set_OWNER_ACL
+(TCHAR *wname,
+ DWORD AccessMode,
+ DWORD AccessPermissions)
+{
+ ACL* pOldDACL = NULL;
+ ACL* pNewDACL = NULL;
+ SECURITY_DESCRIPTOR* pSD = NULL;
+ EXPLICIT_ACCESS ea;
+ TCHAR username [100];
+ DWORD unsize = 100;
+
+ /* Get current user, he will act as the owner */
+
+ if (!GetUserName (username, &unsize))
+ return;
+
+ if (GetNamedSecurityInfo
+ (wname,
+ SE_FILE_OBJECT,
+ DACL_SECURITY_INFORMATION,
+ NULL, NULL, &pOldDACL, NULL, &pSD) != ERROR_SUCCESS)
+ return;
+
+ BuildExplicitAccessWithName
+ (&ea, username, AccessPermissions, AccessMode, NO_INHERITANCE);
+
+ if (AccessMode == SET_ACCESS)
+ {
+ /* SET_ACCESS, we want to set an explicte set of permissions, do not
+ merge with current DACL. */
+ if (SetEntriesInAcl (1, &ea, NULL, &pNewDACL) != ERROR_SUCCESS)
+ return;
+ }
+ else
+ if (SetEntriesInAcl (1, &ea, pOldDACL, &pNewDACL) != ERROR_SUCCESS)
+ return;
+
+ if (SetNamedSecurityInfo
+ (wname, SE_FILE_OBJECT,
+ DACL_SECURITY_INFORMATION, NULL, NULL, pNewDACL, NULL) != ERROR_SUCCESS)
+ return;
+
+ LocalFree (pSD);
+ LocalFree (pNewDACL);
+}
+#endif /* defined (_WIN32) && !defined (RTX) */
+
int
-__gnat_is_writable_file (name)
- char *name;
+__gnat_is_readable_file (char *name)
{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+ GENERIC_MAPPING GenericMapping;
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ ZeroMemory (&GenericMapping, sizeof (GENERIC_MAPPING));
+ GenericMapping.GenericRead = GENERIC_READ;
+
+ return __gnat_check_OWNER_ACL (wname, FILE_READ_DATA, GenericMapping);
+#else
int ret;
int mode;
struct stat statbuf;
- ret = __gnat_stat (name, &statbuf);
+ ret = stat (name, &statbuf);
+ mode = statbuf.st_mode & S_IRUSR;
+ return (!ret && mode);
+#endif
+}
+
+int
+__gnat_is_writable_file (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+ GENERIC_MAPPING GenericMapping;
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ ZeroMemory (&GenericMapping, sizeof (GENERIC_MAPPING));
+ GenericMapping.GenericWrite = GENERIC_WRITE;
+
+ return __gnat_check_OWNER_ACL
+ (wname, FILE_WRITE_DATA | FILE_APPEND_DATA, GenericMapping)
+ && !(GetFileAttributes (wname) & FILE_ATTRIBUTE_READONLY);
+#else
+ int ret;
+ int mode;
+ struct stat statbuf;
+
+ ret = stat (name, &statbuf);
mode = statbuf.st_mode & S_IWUSR;
return (!ret && mode);
+#endif
}
-#ifdef VMS
-/* Defined in VMS header files. */
-#define fork() (decc$$alloc_vfork_blocks() >= 0 ? \
- LIB$GET_CURRENT_INVO_CONTEXT (decc$$get_vfork_jmpbuf()) : -1)
+int
+__gnat_is_executable_file (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+ GENERIC_MAPPING GenericMapping;
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ ZeroMemory (&GenericMapping, sizeof (GENERIC_MAPPING));
+ GenericMapping.GenericExecute = GENERIC_EXECUTE;
+
+ return __gnat_check_OWNER_ACL (wname, FILE_EXECUTE, GenericMapping);
+#else
+ int ret;
+ int mode;
+ struct stat statbuf;
+
+ ret = stat (name, &statbuf);
+ mode = statbuf.st_mode & S_IXUSR;
+ return (!ret && mode);
+#endif
+}
+
+void
+__gnat_set_writable (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ __gnat_set_OWNER_ACL (wname, GRANT_ACCESS, FILE_GENERIC_WRITE);
+ SetFileAttributes
+ (wname, GetFileAttributes (wname) & ~FILE_ATTRIBUTE_READONLY);
+#elif ! defined (__vxworks) && ! defined(__nucleus__)
+ struct stat statbuf;
+
+ if (stat (name, &statbuf) == 0)
+ {
+ statbuf.st_mode = statbuf.st_mode | S_IWUSR;
+ chmod (name, statbuf.st_mode);
+ }
+#endif
+}
+
+void
+__gnat_set_executable (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ __gnat_set_OWNER_ACL (wname, GRANT_ACCESS, FILE_GENERIC_EXECUTE);
+#elif ! defined (__vxworks) && ! defined(__nucleus__)
+ struct stat statbuf;
+
+ if (stat (name, &statbuf) == 0)
+ {
+ statbuf.st_mode = statbuf.st_mode | S_IXUSR;
+ chmod (name, statbuf.st_mode);
+ }
+#endif
+}
+
+void
+__gnat_set_non_writable (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ __gnat_set_OWNER_ACL
+ (wname, DENY_ACCESS,
+ FILE_WRITE_DATA | FILE_APPEND_DATA |
+ FILE_WRITE_EA | FILE_WRITE_ATTRIBUTES);
+ SetFileAttributes
+ (wname, GetFileAttributes (wname) | FILE_ATTRIBUTE_READONLY);
+#elif ! defined (__vxworks) && ! defined(__nucleus__)
+ struct stat statbuf;
+
+ if (stat (name, &statbuf) == 0)
+ {
+ statbuf.st_mode = statbuf.st_mode & 07577;
+ chmod (name, statbuf.st_mode);
+ }
+#endif
+}
+
+void
+__gnat_set_readable (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ __gnat_set_OWNER_ACL (wname, GRANT_ACCESS, FILE_GENERIC_READ);
+#elif ! defined (__vxworks) && ! defined(__nucleus__)
+ struct stat statbuf;
+
+ if (stat (name, &statbuf) == 0)
+ {
+ chmod (name, statbuf.st_mode | S_IREAD);
+ }
+#endif
+}
+
+void
+__gnat_set_non_readable (char *name)
+{
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR wname [GNAT_MAX_PATH_LEN + 2];
+
+ S2WSU (wname, name, GNAT_MAX_PATH_LEN + 2);
+
+ __gnat_set_OWNER_ACL (wname, DENY_ACCESS, FILE_GENERIC_READ);
+#elif ! defined (__vxworks) && ! defined(__nucleus__)
+ struct stat statbuf;
+
+ if (stat (name, &statbuf) == 0)
+ {
+ chmod (name, statbuf.st_mode & (~S_IREAD));
+ }
#endif
+}
+
+int
+__gnat_is_symbolic_link (char *name ATTRIBUTE_UNUSED)
+{
+#if defined (__vxworks) || defined (__nucleus__)
+ return 0;
+
+#elif defined (_AIX) || defined (__APPLE__) || defined (__unix__)
+ int ret;
+ struct stat statbuf;
+
+ ret = lstat (name, &statbuf);
+ return (!ret && S_ISLNK (statbuf.st_mode));
+
+#else
+ return 0;
+#endif
+}
#if defined (sun) && defined (__SVR4)
/* Using fork on Solaris will duplicate all the threads. fork1, which
#endif
int
-__gnat_portable_spawn (args)
- char *args[];
+__gnat_portable_spawn (char *args[])
{
int status = 0;
- int finished;
- int pid;
+ int finished ATTRIBUTE_UNUSED;
+ int pid ATTRIBUTE_UNUSED;
+
+#if defined (__vxworks) || defined(__nucleus__) || defined(RTX)
+ return -1;
+
+#elif defined (MSDOS) || defined (_WIN32)
+ /* args[0] must be quotes as it could contain a full pathname with spaces */
+ char *args_0 = args[0];
+ args[0] = (char *)xmalloc (strlen (args_0) + 3);
+ strcpy (args[0], "\"");
+ strcat (args[0], args_0);
+ strcat (args[0], "\"");
+
+ status = spawnvp (P_WAIT, args_0, (const char* const*)args);
+
+ /* restore previous value */
+ free (args[0]);
+ args[0] = (char *)args_0;
-#if defined (MSDOS) || defined (_WIN32)
- status = spawnvp (P_WAIT, args[0], args);
if (status < 0)
return -1;
else
return status;
-#elif defined (__vxworks)
- return -1;
#else
#ifdef __EMX__
if (pid == 0)
{
/* The child. */
- if (execv (args[0], args) != 0)
+ if (execv (args[0], MAYBE_TO_PTR32 (args)) != 0)
#if defined (VMS)
return -1; /* execv is in parent context on VMS. */
#else
return 0;
}
+/* Create a copy of the given file descriptor.
+ Return -1 if an error occurred. */
+
+int
+__gnat_dup (int oldfd)
+{
+#if defined (__vxworks) && !defined (__RTP__)
+ /* Not supported on VxWorks 5.x, but supported on VxWorks 6.0 when using
+ RTPs. */
+ return -1;
+#else
+ return dup (oldfd);
+#endif
+}
+
+/* Make newfd be the copy of oldfd, closing newfd first if necessary.
+ Return -1 if an error occurred. */
+
+int
+__gnat_dup2 (int oldfd, int newfd)
+{
+#if defined (__vxworks) && !defined (__RTP__)
+ /* Not supported on VxWorks 5.x, but supported on VxWorks 6.0 when using
+ RTPs. */
+ return -1;
+#else
+ return dup2 (oldfd, newfd);
+#endif
+}
+
/* WIN32 code to implement a wait call that wait for any child process. */
-#ifdef _WIN32
+#if defined (_WIN32) && !defined (RTX)
/* Synchronization code, to be thread safe. */
-static CRITICAL_SECTION plist_cs;
+#ifdef CERT
-void
-__gnat_plist_init ()
-{
- InitializeCriticalSection (&plist_cs);
-}
+/* For the Cert run times on native Windows we use dummy functions
+ for locking and unlocking tasks since we do not support multiple
+ threads on this configuration (Cert run time on native Windows). */
-static void
-plist_enter ()
-{
- EnterCriticalSection (&plist_cs);
-}
+void dummy (void) {}
-static void
-plist_leave ()
-{
- LeaveCriticalSection (&plist_cs);
-}
+void (*Lock_Task) () = &dummy;
+void (*Unlock_Task) () = &dummy;
+
+#else
+
+#define Lock_Task system__soft_links__lock_task
+extern void (*Lock_Task) (void);
+
+#define Unlock_Task system__soft_links__unlock_task
+extern void (*Unlock_Task) (void);
+
+#endif
typedef struct _process_list
{
static int plist_length = 0;
static void
-add_handle (h)
- HANDLE h;
+add_handle (HANDLE h)
{
Process_List *pl;
pl = (Process_List *) xmalloc (sizeof (Process_List));
- plist_enter();
-
/* -------------------- critical section -------------------- */
+ (*Lock_Task) ();
+
pl->h = h;
pl->next = PLIST;
PLIST = pl;
++plist_length;
- /* -------------------- critical section -------------------- */
- plist_leave();
+ (*Unlock_Task) ();
+ /* -------------------- critical section -------------------- */
}
-void remove_handle (h)
- HANDLE h;
+static void
+remove_handle (HANDLE h)
{
- Process_List *pl, *prev;
-
- plist_enter();
+ Process_List *pl;
+ Process_List *prev = NULL;
/* -------------------- critical section -------------------- */
+ (*Lock_Task) ();
+
pl = PLIST;
while (pl)
{
}
--plist_length;
- /* -------------------- critical section -------------------- */
- plist_leave();
+ (*Unlock_Task) ();
+ /* -------------------- critical section -------------------- */
}
static int
-win32_no_block_spawn (command, args)
- char *command;
- char *args[];
+win32_no_block_spawn (char *command, char *args[])
{
BOOL result;
STARTUPINFO SI;
k++;
}
- result = CreateProcess (NULL, (char *) full_command, &SA, NULL, TRUE,
- NORMAL_PRIORITY_CLASS, NULL, NULL, &SI, &PI);
+ {
+ int wsize = csize * 2;
+ TCHAR *wcommand = (TCHAR *) xmalloc (wsize);
+
+ S2WSU (wcommand, full_command, wsize);
+
+ free (full_command);
+
+ result = CreateProcess
+ (NULL, wcommand, &SA, NULL, TRUE,
+ GetPriorityClass (GetCurrentProcess()), NULL, NULL, &SI, &PI);
- free (full_command);
+ free (wcommand);
+ }
if (result == TRUE)
{
}
static int
-win32_wait (status)
- int *status;
+win32_wait (int *status)
{
DWORD exitcode;
HANDLE *hl;
DWORD res;
int k;
Process_List *pl;
+ int hl_len;
if (plist_length == 0)
{
return -1;
}
- hl = (HANDLE *) xmalloc (sizeof (HANDLE) * plist_length);
-
k = 0;
- plist_enter();
/* -------------------- critical section -------------------- */
+ (*Lock_Task) ();
+
+ hl_len = plist_length;
+
+ hl = (HANDLE *) xmalloc (sizeof (HANDLE) * hl_len);
+
pl = PLIST;
while (pl)
{
hl[k++] = pl->h;
pl = pl->next;
}
- /* -------------------- critical section -------------------- */
- plist_leave();
+ (*Unlock_Task) ();
+ /* -------------------- critical section -------------------- */
- res = WaitForMultipleObjects (plist_length, hl, FALSE, INFINITE);
+ res = WaitForMultipleObjects (hl_len, hl, FALSE, INFINITE);
h = hl[res - WAIT_OBJECT_0];
free (hl);
#endif
int
-__gnat_portable_no_block_spawn (args)
- char *args[];
+__gnat_portable_no_block_spawn (char *args[])
{
int pid = 0;
-#if defined (__EMX__) || defined (MSDOS)
+#if defined (__vxworks) || defined (__nucleus__) || defined (RTX)
+ return -1;
+
+#elif defined (__EMX__) || defined (MSDOS)
/* ??? For PC machines I (Franco) don't know the system calls to implement
this routine. So I'll fake it as follows. This routine will behave
pid = win32_no_block_spawn (args[0], args);
return pid;
-#elif defined (__vxworks)
- return -1;
-
#else
pid = fork ();
if (pid == 0)
{
/* The child. */
- if (execv (args[0], args) != 0)
+ if (execv (args[0], MAYBE_TO_PTR32 (args)) != 0)
#if defined (VMS)
return -1; /* execv is in parent context on VMS. */
-#else
+#else
_exit (1);
#endif
}
}
int
-__gnat_portable_wait (process_status)
- int *process_status;
+__gnat_portable_wait (int *process_status)
{
int status = 0;
int pid = 0;
-#if defined (_WIN32)
+#if defined (__vxworks) || defined (__nucleus__) || defined (RTX)
+ /* Not sure what to do here, so do same as __EMX__ case, i.e., nothing but
+ return zero. */
+
+#elif defined (_WIN32)
pid = win32_wait (&status);
#elif defined (__EMX__) || defined (MSDOS)
/* ??? See corresponding comment in portable_no_block_spawn. */
-#elif defined (__vxworks)
- /* Not sure what to do here, so do same as __EMX__ case, i.e., nothing but
- return zero. */
#else
pid = waitpid (-1, &status, 0);
return pid;
}
-int
-__gnat_waitpid (pid)
- int pid;
-{
- int status = 0;
-
-#if defined (_WIN32)
- cwait (&status, pid, _WAIT_CHILD);
-#elif defined (__EMX__) || defined (MSDOS) || defined (__vxworks)
- /* Status is already zero, so nothing to do. */
-#else
- waitpid (pid, &status, 0);
- status = WEXITSTATUS (status);
-#endif
-
- return status;
-}
-
void
-__gnat_os_exit (status)
- int status;
+__gnat_os_exit (int status)
{
-#ifdef VMS
- /* Exit without changing 0 to 1. */
- __posix_exit (status);
-#else
exit (status);
-#endif
}
/* Locate a regular file, give a Path value. */
char *
-__gnat_locate_regular_file (file_name, path_val)
- char *file_name;
- char *path_val;
+__gnat_locate_regular_file (char *file_name, char *path_val)
{
char *ptr;
+ char *file_path = (char *) alloca (strlen (file_name) + 1);
+ int absolute;
+
+ /* Return immediately if file_name is empty */
+
+ if (*file_name == '\0')
+ return 0;
+
+ /* Remove quotes around file_name if present */
+
+ ptr = file_name;
+ if (*ptr == '"')
+ ptr++;
+
+ strcpy (file_path, ptr);
+
+ ptr = file_path + strlen (file_path) - 1;
+
+ if (*ptr == '"')
+ *ptr = '\0';
/* Handle absolute pathnames. */
+
+ absolute = __gnat_is_absolute_path (file_path, strlen (file_name));
+
+ if (absolute)
+ {
+ if (__gnat_is_regular_file (file_path))
+ return xstrdup (file_path);
+
+ return 0;
+ }
+
+ /* If file_name include directory separator(s), try it first as
+ a path name relative to the current directory */
for (ptr = file_name; *ptr && *ptr != '/' && *ptr != DIR_SEPARATOR; ptr++)
;
- if (*ptr != 0
-#if defined (__EMX__) || defined (MSDOS) || defined (WINNT)
- || isalpha (file_name[0]) && file_name[1] == ':'
-#endif
- )
+ if (*ptr != 0)
{
if (__gnat_is_regular_file (file_name))
return xstrdup (file_name);
-
- return 0;
}
if (path_val == 0)
{
/* The result has to be smaller than path_val + file_name. */
- char *file_path = alloca (strlen (path_val) + strlen (file_name) + 2);
+ char *file_path = (char *) alloca (strlen (path_val) + strlen (file_name) + 2);
for (;;)
{
if (*path_val == 0)
return 0;
+ /* Skip the starting quote */
+
+ if (*path_val == '"')
+ path_val++;
+
for (ptr = file_path; *path_val && *path_val != PATH_SEPARATOR; )
- *ptr++ = *path_val++;
+ *ptr++ = *path_val++;
ptr--;
+
+ /* Skip the ending quote */
+
+ if (*ptr == '"')
+ ptr--;
+
if (*ptr != '/' && *ptr != DIR_SEPARATOR)
*++ptr = DIR_SEPARATOR;
instead. */
char *
-__gnat_locate_exec (exec_name, path_val)
- char *exec_name;
- char *path_val;
+__gnat_locate_exec (char *exec_name, char *path_val)
{
+ char *ptr;
if (!strstr (exec_name, HOST_EXECUTABLE_SUFFIX))
{
char *full_exec_name
- = alloca (strlen (exec_name) + strlen (HOST_EXECUTABLE_SUFFIX) + 1);
+ = (char *) alloca (strlen (exec_name) + strlen (HOST_EXECUTABLE_SUFFIX) + 1);
strcpy (full_exec_name, exec_name);
strcat (full_exec_name, HOST_EXECUTABLE_SUFFIX);
- return __gnat_locate_regular_file (full_exec_name, path_val);
+ ptr = __gnat_locate_regular_file (full_exec_name, path_val);
+
+ if (ptr == 0)
+ return __gnat_locate_regular_file (exec_name, path_val);
+ return ptr;
}
else
return __gnat_locate_regular_file (exec_name, path_val);
/* Locate an executable using the Systems default PATH. */
char *
-__gnat_locate_exec_on_path (exec_name)
- char *exec_name;
+__gnat_locate_exec_on_path (char *exec_name)
{
+ char *apath_val;
+
+#if defined (_WIN32) && !defined (RTX)
+ TCHAR *wpath_val = _tgetenv (_T("PATH"));
+ TCHAR *wapath_val;
+ /* In Win32 systems we expand the PATH as for XP environment
+ variables are not automatically expanded. We also prepend the
+ ".;" to the path to match normal NT path search semantics */
+
+ #define EXPAND_BUFFER_SIZE 32767
+
+ wapath_val = alloca (EXPAND_BUFFER_SIZE);
+
+ wapath_val [0] = '.';
+ wapath_val [1] = ';';
+
+ DWORD res = ExpandEnvironmentStrings
+ (wpath_val, &wapath_val[2], EXPAND_BUFFER_SIZE - 2);
+
+ if (!res) wapath_val [0] = _T('\0');
+
+ apath_val = alloca (EXPAND_BUFFER_SIZE);
+
+ WS2SU (apath_val, wapath_val, EXPAND_BUFFER_SIZE);
+ return __gnat_locate_exec (exec_name, apath_val);
+
+#else
+
#ifdef VMS
char *path_val = "/VAXC$PATH";
#else
char *path_val = getenv ("PATH");
#endif
- char *apath_val = alloca (strlen (path_val) + 1);
-
+ if (path_val == NULL) return NULL;
+ apath_val = (char *) alloca (strlen (path_val) + 1);
strcpy (apath_val, path_val);
return __gnat_locate_exec (exec_name, apath_val);
+#endif
}
#ifdef VMS
/* These functions are used to translate to and from VMS and Unix syntax
file, directory and path specifications. */
+#define MAXPATH 256
#define MAXNAMES 256
#define NEW_CANONICAL_FILELIST_INCREMENT 64
-static char new_canonical_dirspec[255];
-static char new_canonical_filespec[255];
-static char new_canonical_pathspec[MAXNAMES*255];
+static char new_canonical_dirspec [MAXPATH];
+static char new_canonical_filespec [MAXPATH];
+static char new_canonical_pathspec [MAXNAMES*MAXPATH];
static unsigned new_canonical_filelist_index;
static unsigned new_canonical_filelist_in_use;
static unsigned new_canonical_filelist_allocated;
static char **new_canonical_filelist;
-static char new_host_pathspec[MAXNAMES*255];
-static char new_host_dirspec[255];
-static char new_host_filespec[255];
+static char new_host_pathspec [MAXNAMES*MAXPATH];
+static char new_host_dirspec [MAXPATH];
+static char new_host_filespec [MAXPATH];
/* Routine is called repeatedly by decc$from_vms via
- __gnat_to_canonical_file_list_init until it returns 0 or the expansion runs
- out. */
+ __gnat_to_canonical_file_list_init until it returns 0 or the expansion
+ runs out. */
static int
-wildcard_translate_unix (name)
- char *name;
+wildcard_translate_unix (char *name)
{
char *ver;
- char buff[256];
+ char buff [MAXPATH];
- strcpy (buff, name);
+ strncpy (buff, name, MAXPATH);
+ buff [MAXPATH - 1] = (char) 0;
ver = strrchr (buff, '.');
/* Chop off the version. */
one at a time (_next). If onlydirs set, only expand directory files. */
int
-__gnat_to_canonical_file_list_init (filespec, onlydirs)
- char *filespec;
- int onlydirs;
+__gnat_to_canonical_file_list_init (char *filespec, int onlydirs)
{
int len;
- char buff[256];
+ char buff [MAXPATH];
len = strlen (filespec);
- strcpy (buff, filespec);
+ strncpy (buff, filespec, MAXPATH);
+
+ /* Only look for directories */
+ if (onlydirs && !strstr (&buff [len-5], "*.dir"))
+ strncat (buff, "*.dir", MAXPATH);
- /* Only look for directories. */
- if (onlydirs && !strstr (&buff[len - 5], "*.dir"))
- strcat (buff, "*.dir");
+ buff [MAXPATH - 1] = (char) 0;
decc$from_vms (buff, wildcard_translate_unix, 1);
new_canonical_filelist = 0;
}
+/* The functional equivalent of decc$translate_vms routine.
+ Designed to produce the same output, but is protected against
+ malformed paths (original version ACCVIOs in this case) and
+ does not require VMS-specific DECC RTL */
+
+#define NAM$C_MAXRSS 1024
+
+char *
+__gnat_translate_vms (char *src)
+{
+ static char retbuf [NAM$C_MAXRSS+1];
+ char *srcendpos, *pos1, *pos2, *retpos;
+ int disp, path_present = 0;
+
+ if (!src) return NULL;
+
+ srcendpos = strchr (src, '\0');
+ retpos = retbuf;
+
+ /* Look for the node and/or device in front of the path */
+ pos1 = src;
+ pos2 = strchr (pos1, ':');
+
+ if (pos2 && (pos2 < srcendpos) && (*(pos2 + 1) == ':')) {
+ /* There is a node name. "node_name::" becomes "node_name!" */
+ disp = pos2 - pos1;
+ strncpy (retbuf, pos1, disp);
+ retpos [disp] = '!';
+ retpos = retpos + disp + 1;
+ pos1 = pos2 + 2;
+ pos2 = strchr (pos1, ':');
+ }
+
+ if (pos2) {
+ /* There is a device name. "dev_name:" becomes "/dev_name/" */
+ *(retpos++) = '/';
+ disp = pos2 - pos1;
+ strncpy (retpos, pos1, disp);
+ retpos = retpos + disp;
+ pos1 = pos2 + 1;
+ *(retpos++) = '/';
+ }
+ else
+ /* No explicit device; we must look ahead and prepend /sys$disk/ if
+ the path is absolute */
+ if ((*pos1 == '[' || *pos1 == '<') && (pos1 < srcendpos)
+ && !strchr (".-]>", *(pos1 + 1))) {
+ strncpy (retpos, "/sys$disk/", 10);
+ retpos += 10;
+ }
+
+ /* Process the path part */
+ while (*pos1 == '[' || *pos1 == '<') {
+ path_present++;
+ pos1++;
+ if (*pos1 == ']' || *pos1 == '>') {
+ /* Special case, [] translates to '.' */
+ *(retpos++) = '.';
+ pos1++;
+ }
+ else {
+ /* '[000000' means root dir. It can be present in the middle of
+ the path due to expansion of logical devices, in which case
+ we skip it */
+ if (!strncmp (pos1, "000000", 6) && path_present > 1 &&
+ (*(pos1 + 6) == ']' || *(pos1 + 6) == '>' || *(pos1 + 6) == '.')) {
+ pos1 += 6;
+ if (*pos1 == '.') pos1++;
+ }
+ else if (*pos1 == '.') {
+ /* Relative path */
+ *(retpos++) = '.';
+ }
+
+ /* There is a qualified path */
+ while (*pos1 && *pos1 != ']' && *pos1 != '>') {
+ switch (*pos1) {
+ case '.':
+ /* '.' is used to separate directories. Replace it with '/' but
+ only if there isn't already '/' just before */
+ if (*(retpos - 1) != '/') *(retpos++) = '/';
+ pos1++;
+ if (pos1 + 1 < srcendpos && *pos1 == '.' && *(pos1 + 1) == '.') {
+ /* ellipsis refers to entire subtree; replace with '**' */
+ *(retpos++) = '*'; *(retpos++) = '*'; *(retpos++) = '/';
+ pos1 += 2;
+ }
+ break;
+ case '-' :
+ /* When after '.' '[' '<' is equivalent to Unix ".." but there
+ may be several in a row */
+ if (*(pos1 - 1) == '.' || *(pos1 - 1) == '[' ||
+ *(pos1 - 1) == '<') {
+ while (*pos1 == '-') {
+ pos1++;
+ *(retpos++) = '.'; *(retpos++) = '.'; *(retpos++) = '/';
+ }
+ retpos--;
+ break;
+ }
+ /* otherwise fall through to default */
+ default:
+ *(retpos++) = *(pos1++);
+ }
+ }
+ pos1++;
+ }
+ }
+
+ if (pos1 < srcendpos) {
+ /* Now add the actual file name, until the version suffix if any */
+ if (path_present) *(retpos++) = '/';
+ pos2 = strchr (pos1, ';');
+ disp = pos2? (pos2 - pos1) : (srcendpos - pos1);
+ strncpy (retpos, pos1, disp);
+ retpos += disp;
+ if (pos2 && pos2 < srcendpos) {
+ /* There is a non-empty version suffix. ";<ver>" becomes ".<ver>" */
+ *retpos++ = '.';
+ disp = srcendpos - pos2 - 1;
+ strncpy (retpos, pos2 + 1, disp);
+ retpos += disp;
+ }
+ }
+
+ *retpos = '\0';
+
+ return retbuf;
+
+}
+
/* Translate a VMS syntax directory specification in to Unix syntax. If
PREFIXFLAG is set, append an underscore "/". If no indicators of VMS syntax
found, return input string. Also translate a dirname that contains no
slashes, in case it's a logical name. */
char *
-__gnat_to_canonical_dir_spec (dirspec, prefixflag)
- char *dirspec;
- int prefixflag;
+__gnat_to_canonical_dir_spec (char *dirspec, int prefixflag)
{
int len;
char *dirspec1;
if (strchr (dirspec, ']') || strchr (dirspec, ':'))
- strcpy (new_canonical_dirspec, (char *) decc$translate_vms (dirspec));
+ {
+ strncpy (new_canonical_dirspec,
+ __gnat_translate_vms (dirspec),
+ MAXPATH);
+ }
else if (!strchr (dirspec, '/') && (dirspec1 = getenv (dirspec)) != 0)
- strcpy (new_canonical_dirspec, (char *) decc$translate_vms (dirspec1));
+ {
+ strncpy (new_canonical_dirspec,
+ __gnat_translate_vms (dirspec1),
+ MAXPATH);
+ }
else
- strcpy (new_canonical_dirspec, dirspec);
+ {
+ strncpy (new_canonical_dirspec, dirspec, MAXPATH);
+ }
}
len = strlen (new_canonical_dirspec);
- if (prefixflag && new_canonical_dirspec[len - 1] != '/')
- strcat (new_canonical_dirspec, "/");
+ if (prefixflag && new_canonical_dirspec [len-1] != '/')
+ strncat (new_canonical_dirspec, "/", MAXPATH);
+
+ new_canonical_dirspec [MAXPATH - 1] = (char) 0;
return new_canonical_dirspec;
}
/* Translate a VMS syntax file specification into Unix syntax.
- If no indicators of VMS syntax found, return input string. */
+ If no indicators of VMS syntax found, check if it's an uppercase
+ alphanumeric_ name and if so try it out as an environment
+ variable (logical name). If all else fails return the
+ input string. */
char *
-__gnat_to_canonical_file_spec (filespec)
- char *filespec;
+__gnat_to_canonical_file_spec (char *filespec)
{
- strcpy (new_canonical_filespec, "");
+ char *filespec1;
+
+ strncpy (new_canonical_filespec, "", MAXPATH);
+
if (strchr (filespec, ']') || strchr (filespec, ':'))
- strcpy (new_canonical_filespec, (char *) decc$translate_vms (filespec));
+ {
+ char *tspec = (char *) __gnat_translate_vms (filespec);
+
+ if (tspec != (char *) -1)
+ strncpy (new_canonical_filespec, tspec, MAXPATH);
+ }
+ else if ((strlen (filespec) == strspn (filespec,
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_"))
+ && (filespec1 = getenv (filespec)))
+ {
+ char *tspec = (char *) __gnat_translate_vms (filespec1);
+
+ if (tspec != (char *) -1)
+ strncpy (new_canonical_filespec, tspec, MAXPATH);
+ }
else
- strcpy (new_canonical_filespec, filespec);
+ {
+ strncpy (new_canonical_filespec, filespec, MAXPATH);
+ }
+
+ new_canonical_filespec [MAXPATH - 1] = (char) 0;
return new_canonical_filespec;
}
If no indicators of VMS syntax found, return input string. */
char *
-__gnat_to_canonical_path_spec (pathspec)
- char *pathspec;
+__gnat_to_canonical_path_spec (char *pathspec)
{
- char *curr, *next, buff[256];
+ char *curr, *next, buff [MAXPATH];
if (pathspec == 0)
return pathspec;
char *next_dir;
next_dir = __gnat_to_canonical_file_list_next ();
- strcat (new_canonical_pathspec, next_dir);
+ strncat (new_canonical_pathspec, next_dir, MAXPATH);
/* Don't append the separator after the last expansion. */
if (i+1 < dirs)
- strcat (new_canonical_pathspec, ":");
+ strncat (new_canonical_pathspec, ":", MAXPATH);
}
__gnat_to_canonical_file_list_free ();
}
else
- strcat (new_canonical_pathspec,
- __gnat_to_canonical_dir_spec (buff, 0));
+ strncat (new_canonical_pathspec,
+ __gnat_to_canonical_dir_spec (buff, 0), MAXPATH);
if (*next == 0)
break;
- strcat (new_canonical_pathspec, ":");
+ strncat (new_canonical_pathspec, ":", MAXPATH);
curr = next + 1;
}
+ new_canonical_pathspec [MAXPATH - 1] = (char) 0;
+
return new_canonical_pathspec;
}
-static char filename_buff[256];
+static char filename_buff [MAXPATH];
static int
-translate_unix (name, type)
- char *name;
- int type;
+translate_unix (char *name, int type)
{
- strcpy (filename_buff, name);
+ strncpy (filename_buff, name, MAXPATH);
+ filename_buff [MAXPATH - 1] = (char) 0;
return 0;
}
directories. */
static char *
-to_host_path_spec (pathspec)
- char *pathspec;
+to_host_path_spec (char *pathspec)
{
- char *curr, *next, buff[256];
+ char *curr, *next, buff [MAXPATH];
if (pathspec == 0)
return pathspec;
strncpy (buff, curr, next - curr);
buff[next - curr] = 0;
- strcat (new_host_pathspec, __gnat_to_host_dir_spec (buff, 0));
+ strncat (new_host_pathspec, __gnat_to_host_dir_spec (buff, 0), MAXPATH);
if (*next == 0)
break;
- strcat (new_host_pathspec, ",");
+ strncat (new_host_pathspec, ",", MAXPATH);
curr = next + 1;
}
+ new_host_pathspec [MAXPATH - 1] = (char) 0;
+
return new_host_pathspec;
}
string. */
char *
-__gnat_to_host_dir_spec (dirspec, prefixflag)
- char *dirspec;
- int prefixflag ATTRIBUTE_UNUSED;
+__gnat_to_host_dir_spec (char *dirspec, int prefixflag ATTRIBUTE_UNUSED)
{
int len = strlen (dirspec);
- strcpy (new_host_dirspec, dirspec);
+ strncpy (new_host_dirspec, dirspec, MAXPATH);
+ new_host_dirspec [MAXPATH - 1] = (char) 0;
if (strchr (new_host_dirspec, ']') || strchr (new_host_dirspec, ':'))
return new_host_dirspec;
}
decc$to_vms (new_host_dirspec, translate_unix, 1, 2);
- strcpy (new_host_dirspec, filename_buff);
+ strncpy (new_host_dirspec, filename_buff, MAXPATH);
+ new_host_dirspec [MAXPATH - 1] = (char) 0;
return new_host_dirspec;
-
}
/* Translate a Unix syntax file specification into VMS syntax.
If indicators of VMS syntax found, return input string. */
char *
-__gnat_to_host_file_spec (filespec)
- char *filespec;
+__gnat_to_host_file_spec (char *filespec)
{
- strcpy (new_host_filespec, "");
+ strncpy (new_host_filespec, "", MAXPATH);
if (strchr (filespec, ']') || strchr (filespec, ':'))
- strcpy (new_host_filespec, filespec);
+ {
+ strncpy (new_host_filespec, filespec, MAXPATH);
+ }
else
{
decc$to_vms (filespec, translate_unix, 1, 1);
- strcpy (new_host_filespec, filename_buff);
+ strncpy (new_host_filespec, filename_buff, MAXPATH);
}
+ new_host_filespec [MAXPATH - 1] = (char) 0;
+
return new_host_filespec;
}
SYS$ADJWSL (131072, 0);
}
-#else
+#else /* VMS */
/* Dummy functions for Osint import for non-VMS systems. */
int
-__gnat_to_canonical_file_list_init (dirspec, onlydirs)
- char *dirspec ATTRIBUTE_UNUSED;
- int onlydirs ATTRIBUTE_UNUSED;
+__gnat_to_canonical_file_list_init
+ (char *dirspec ATTRIBUTE_UNUSED, int onlydirs ATTRIBUTE_UNUSED)
{
return 0;
}
char *
-__gnat_to_canonical_file_list_next ()
+__gnat_to_canonical_file_list_next (void)
{
return (char *) "";
}
void
-__gnat_to_canonical_file_list_free ()
+__gnat_to_canonical_file_list_free (void)
{
}
char *
-__gnat_to_canonical_dir_spec (dirspec, prefixflag)
- char *dirspec;
- int prefixflag ATTRIBUTE_UNUSED;
+__gnat_to_canonical_dir_spec (char *dirspec, int prefixflag ATTRIBUTE_UNUSED)
{
return dirspec;
}
char *
-__gnat_to_canonical_file_spec (filespec)
- char *filespec;
+__gnat_to_canonical_file_spec (char *filespec)
{
return filespec;
}
char *
-__gnat_to_canonical_path_spec (pathspec)
- char *pathspec;
+__gnat_to_canonical_path_spec (char *pathspec)
{
return pathspec;
}
char *
-__gnat_to_host_dir_spec (dirspec, prefixflag)
- char *dirspec;
- int prefixflag ATTRIBUTE_UNUSED;
+__gnat_to_host_dir_spec (char *dirspec, int prefixflag ATTRIBUTE_UNUSED)
{
return dirspec;
}
char *
-__gnat_to_host_file_spec (filespec)
- char *filespec;
+__gnat_to_host_file_spec (char *filespec)
{
return filespec;
}
void
-__gnat_adjust_os_resource_limits ()
+__gnat_adjust_os_resource_limits (void)
{
}
#endif
#if defined (__mips_vxworks)
-int _flush_cache()
+int
+_flush_cache()
{
CACHE_USER_FLUSH (0, ENTIRE_CACHE);
}
#endif
-#if defined (CROSS_COMPILE) \
- || (! (defined (sparc) && defined (sun) && defined (__SVR4)) \
- && ! defined (linux) \
- && ! defined (hpux) \
+#if defined (CROSS_DIRECTORY_STRUCTURE) \
+ || (! ((defined (sparc) || defined (i386)) && defined (sun) \
+ && defined (__SVR4)) \
+ && ! (defined (linux) && (defined (i386) || defined (__x86_64__))) \
+ && ! (defined (linux) && defined (__ia64__)) \
+ && ! (defined (linux) && defined (powerpc)) \
+ && ! defined (__FreeBSD__) \
+ && ! defined (__hpux__) \
+ && ! defined (__APPLE__) \
+ && ! defined (_AIX) \
&& ! (defined (__alpha__) && defined (__osf__)) \
- && ! defined (__MINGW32__))
+ && ! defined (VMS) \
+ && ! defined (__MINGW32__) \
+ && ! (defined (__mips) && defined (__sgi)))
-/* Dummy function to satisfy g-trasym.o. Currently Solaris sparc, HP/UX,
- GNU/Linux, Tru64 & Windows provide a non-dummy version of this procedure in
- libaddr2line.a. */
+/* Dummy function to satisfy g-trasym.o. See the preprocessor conditional
+ just above for a list of native platforms that provide a non-dummy
+ version of this procedure in libaddr2line.a. */
void
-convert_addresses (addrs, n_addr, buf, len)
- void *addrs ATTRIBUTE_UNUSED;
- int n_addr ATTRIBUTE_UNUSED;
- void *buf ATTRIBUTE_UNUSED;
- int *len;
+convert_addresses (const char *file_name ATTRIBUTE_UNUSED,
+ void *addrs ATTRIBUTE_UNUSED,
+ int n_addr ATTRIBUTE_UNUSED,
+ void *buf ATTRIBUTE_UNUSED,
+ int *len ATTRIBUTE_UNUSED)
{
*len = 0;
}
#else
int __gnat_argument_needs_quote = 0;
#endif
+
+/* This option is used to enable/disable object files handling from the
+ binder file by the GNAT Project module. For example, this is disabled on
+ Windows (prior to GCC 3.4) as it is already done by the mdll module.
+ Stating with GCC 3.4 the shared libraries are not based on mdll
+ anymore as it uses the GCC's -shared option */
+#if defined (_WIN32) \
+ && ((__GNUC__ < 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ < 4)))
+int __gnat_prj_add_obj_files = 0;
+#else
+int __gnat_prj_add_obj_files = 1;
+#endif
+
+/* char used as prefix/suffix for environment variables */
+#if defined (_WIN32)
+char __gnat_environment_char = '%';
+#else
+char __gnat_environment_char = '$';
+#endif
+
+/* This functions copy the file attributes from a source file to a
+ destination file.
+
+ mode = 0 : In this mode copy only the file time stamps (last access and
+ last modification time stamps).
+
+ mode = 1 : In this mode, time stamps and read/write/execute attributes are
+ copied.
+
+ Returns 0 if operation was successful and -1 in case of error. */
+
+int
+__gnat_copy_attribs (char *from, char *to, int mode)
+{
+#if defined (VMS) || defined (__vxworks) || defined (__nucleus__)
+ return -1;
+#else
+ struct stat fbuf;
+ struct utimbuf tbuf;
+
+ if (stat (from, &fbuf) == -1)
+ {
+ return -1;
+ }
+
+ tbuf.actime = fbuf.st_atime;
+ tbuf.modtime = fbuf.st_mtime;
+
+ if (utime (to, &tbuf) == -1)
+ {
+ return -1;
+ }
+
+ if (mode == 1)
+ {
+ if (chmod (to, fbuf.st_mode) == -1)
+ {
+ return -1;
+ }
+ }
+
+ return 0;
+#endif
+}
+
+int
+__gnat_lseek (int fd, long offset, int whence)
+{
+ return (int) lseek (fd, offset, whence);
+}
+
+/* This function returns the major version number of GCC being used. */
+int
+get_gcc_version (void)
+{
+#ifdef IN_RTS
+ return __GNUC__;
+#else
+ return (int) (version_string[0] - '0');
+#endif
+}
+
+int
+__gnat_set_close_on_exec (int fd ATTRIBUTE_UNUSED,
+ int close_on_exec_p ATTRIBUTE_UNUSED)
+{
+#if defined (F_GETFD) && defined (FD_CLOEXEC) && ! defined (__vxworks)
+ int flags = fcntl (fd, F_GETFD, 0);
+ if (flags < 0)
+ return flags;
+ if (close_on_exec_p)
+ flags |= FD_CLOEXEC;
+ else
+ flags &= ~FD_CLOEXEC;
+ return fcntl (fd, F_SETFD, flags | FD_CLOEXEC);
+#elif defined(_WIN32)
+ HANDLE h = (HANDLE) _get_osfhandle (fd);
+ if (h == (HANDLE) -1)
+ return -1;
+ if (close_on_exec_p)
+ return ! SetHandleInformation (h, HANDLE_FLAG_INHERIT, 0);
+ return ! SetHandleInformation (h, HANDLE_FLAG_INHERIT,
+ HANDLE_FLAG_INHERIT);
+#else
+ /* TODO: Unimplemented. */
+ return -1;
+#endif
+}
+
+/* Indicates if platforms supports automatic initialization through the
+ constructor mechanism */
+int
+__gnat_binder_supports_auto_init ()
+{
+#ifdef VMS
+ return 0;
+#else
+ return 1;
+#endif
+}
+
+/* Indicates that Stand-Alone Libraries are automatically initialized through
+ the constructor mechanism */
+int
+__gnat_sals_init_using_constructors ()
+{
+#if defined (__vxworks) || defined (__Lynx__) || defined (VMS)
+ return 0;
+#else
+ return 1;
+#endif
+}
+
+#ifdef RTX
+
+/* In RTX mode, the procedure to get the time (as file time) is different
+ in RTSS mode and Win32 mode. In order to avoid duplicating an Ada file,
+ we introduce an intermediate procedure to link against the corresponding
+ one in each situation. */
+
+extern void GetTimeAsFileTime(LPFILETIME pTime);
+
+void GetTimeAsFileTime(LPFILETIME pTime)
+{
+#ifdef RTSS
+ RtGetRtssTimeAsFileTime (pTime); /* RTSS interface */
+#else
+ GetSystemTimeAsFileTime (pTime); /* w32 interface */
+#endif
+}
+
+#ifdef RTSS
+/* Add symbol that is required to link. It would otherwise be taken from
+ libgcc.a and it would try to use the gcc constructors that are not
+ supported by Microsoft linker. */
+
+extern void __main (void);
+
+void __main (void) {}
+#endif
+#endif
+
+#if defined (linux) || defined(__GLIBC__)
+/* pthread affinity support */
+
+int __gnat_pthread_setaffinity_np (pthread_t th,
+ size_t cpusetsize,
+ const void *cpuset);
+
+#ifdef CPU_SETSIZE
+#include <pthread.h>
+int
+__gnat_pthread_setaffinity_np (pthread_t th,
+ size_t cpusetsize,
+ const cpu_set_t *cpuset)
+{
+ return pthread_setaffinity_np (th, cpusetsize, cpuset);
+}
+#else
+int
+__gnat_pthread_setaffinity_np (pthread_t th ATTRIBUTE_UNUSED,
+ size_t cpusetsize ATTRIBUTE_UNUSED,
+ const void *cpuset ATTRIBUTE_UNUSED)
+{
+ return 0;
+}
+#endif
+#endif