746 lines
16 KiB
C++
746 lines
16 KiB
C++
/* cygpath.cc -- convert pathnames between Windows and Unix format
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Copyright 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#define NOCOMATTRIBUTE
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#include <shlobj.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <getopt.h>
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#include <windows.h>
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#include <io.h>
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#include <sys/fcntl.h>
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#include <sys/cygwin.h>
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#include <ctype.h>
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static const char version[] = "$Revision$";
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static char *prog_name;
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static char *file_arg;
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static char *close_arg;
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static int path_flag, unix_flag, windows_flag, absolute_flag;
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static int shortname_flag, longname_flag;
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static int ignore_flag, allusers_flag, output_flag;
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static int mixed_flag;
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static const char *windows_format_arg;
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static struct option long_options[] = {
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{(char *) "help", no_argument, NULL, 'h'},
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{(char *) "absolute", no_argument, NULL, 'a'},
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{(char *) "option", no_argument, NULL, 'o'},
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{(char *) "path", no_argument, NULL, 'p'},
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{(char *) "close", required_argument, (int *) &close_arg, 'c'},
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{(char *) "unix", no_argument, NULL, 'u'},
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{(char *) "file", required_argument, (int *) &file_arg, 'f'},
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{(char *) "version", no_argument, NULL, 'v'},
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{(char *) "windows", no_argument, NULL, 'w'},
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{(char *) "short-name", no_argument, NULL, 's'},
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{(char *) "long-name", no_argument, NULL, 'l'},
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{(char *) "windir", no_argument, NULL, 'W'},
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{(char *) "sysdir", no_argument, NULL, 'S'},
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{(char *) "ignore", no_argument, NULL, 'i'},
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{(char *) "allusers", no_argument, NULL, 'A'},
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{(char *) "desktop", no_argument, NULL, 'D'},
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{(char *) "smprograms", no_argument, NULL, 'P'},
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{(char *) "type", required_argument, (int *) &windows_format_arg, 't'},
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{(char *) "homeroot", no_argument, NULL, 'H'},
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{0, no_argument, 0, 0}
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};
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static void
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usage (FILE * stream, int status)
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{
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if (!ignore_flag || !status)
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fprintf (stream, "\
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Usage: %s (-u|--unix)|(-w|--windows) [options] filename\n\n\
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-u|--unix print Unix form of filename\n\
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-w|--windows print Windows form of filename\n\n\
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Other options:\n\
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-a|--absolute output absolute path\n\
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-c|--close handle close handle (for use in captured process)\n\
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-f|--file file read file for input path information\n\
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-i|--ignore ignore missing argument\n\
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-l|--long-name print Windows long form of filename (with -w only)\n\
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-p|--path filename argument is a path\n\
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-s|--short-name print Windows short form of filename (with -w only)\n\
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-t|--type print Windows form of filename with specified\n\
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dos drive letter with backslashes (C:\\WINNT)\n\
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mixed drive letter with regular slashes (C:/WINNT)\n\
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-A|--allusers use `All Users' instead of current user for -D, -P\n\
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-D|--desktop output `Desktop' directory and exit\n\
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-H|--homeroot output `Profiles' directory (home root) and exit\n\
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-P|--smprograms output Start Menu `Programs' directory and exit\n\
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-S|--sysdir output system directory and exit\n\
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-W|--windir output `Windows' directory and exit\n\n\
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Informative output:\n\
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-h|--help print this help, then exit\n\
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-v|--version output version information and exit\n", prog_name);
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exit (ignore_flag ? 0 : status);
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}
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static char *
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get_short_paths (char *path)
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{
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char *sbuf;
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char *sptr;
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char *next;
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char *ptr = path;
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char *end = strrchr (path, 0);
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DWORD acc = 0;
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DWORD len;
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while (ptr != NULL)
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{
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next = ptr;
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ptr = strchr (ptr, ';');
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if (ptr)
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*ptr++ = 0;
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len = GetShortPathName (next, NULL, 0);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create short name of %s\n", prog_name,
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next);
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exit (2);
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}
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acc += len + 1;
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}
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sptr = sbuf = (char *) malloc (acc + 1);
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if (sbuf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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ptr = path;
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for (;;)
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{
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len = GetShortPathName (ptr, sptr, acc);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create short name of %s\n", prog_name,
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ptr);
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exit (2);
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}
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ptr = strrchr (ptr, 0);
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sptr = strrchr (sptr, 0);
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if (ptr == end)
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break;
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*sptr = ';';
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++ptr, ++sptr;
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acc -= len + 1;
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}
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return sbuf;
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}
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static char *
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get_short_name (const char *filename)
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{
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char *sbuf, buf[MAX_PATH];
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DWORD len = GetShortPathName (filename, buf, MAX_PATH);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create short name of %s\n", prog_name,
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filename);
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exit (2);
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}
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sbuf = (char *) malloc (++len);
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if (sbuf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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return strcpy (sbuf, buf);
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}
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static DWORD
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get_long_path_name_w32impl (LPCSTR src, LPSTR sbuf, DWORD)
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{
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char buf1[MAX_PATH], buf2[MAX_PATH], *ptr;
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const char *pelem, *next;
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WIN32_FIND_DATA w32_fd;
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int len;
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strcpy (buf1, src);
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*buf2 = 0;
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pelem = src;
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ptr = buf2;
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while (pelem)
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{
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next = pelem;
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if (*next == '\\')
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{
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strcat (ptr++, "\\");
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pelem++;
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if (!*pelem)
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break;
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continue;
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}
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pelem = strchr (next, '\\');
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len = pelem ? (pelem++ - next) : strlen (next);
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strncpy (ptr, next, len);
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ptr[len] = 0;
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if (next[1] != ':' && strcmp(next, ".") && strcmp(next, ".."))
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{
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if (FindFirstFile (buf2, &w32_fd) != INVALID_HANDLE_VALUE)
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strcpy (ptr, w32_fd.cFileName);
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}
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ptr += strlen (ptr);
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if (pelem)
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{
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*ptr++ = '\\';
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*ptr = 0;
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}
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}
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if (sbuf)
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strcpy (sbuf, buf2);
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SetLastError (0);
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return strlen (buf2) + (sbuf ? 0 : 1);
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}
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static char *
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get_long_paths (char *path)
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{
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char *sbuf;
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char *sptr;
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char *next;
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char *ptr = path;
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char *end = strrchr (path, 0);
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DWORD acc = 0;
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DWORD len;
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HINSTANCE hinst;
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DWORD (*GetLongPathNameAPtr) (LPCSTR, LPSTR, DWORD) = 0;
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hinst = LoadLibrary ("kernel32");
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if (hinst)
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GetLongPathNameAPtr = (DWORD (*) (LPCSTR, LPSTR, DWORD))
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GetProcAddress (hinst, "GetLongPathNameA");
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/* subsequent calls of kernel function with NULL cause SegFault in W2K!! */
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if (1 || !GetLongPathNameAPtr)
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GetLongPathNameAPtr = get_long_path_name_w32impl;
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while (ptr != NULL)
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{
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next = ptr;
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ptr = strchr (ptr, ';');
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if (ptr)
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*ptr++ = 0;
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len = (*GetLongPathNameAPtr) (next, NULL, 0);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create long name of %s\n", prog_name,
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next);
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exit (2);
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}
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acc += len + 1;
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}
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sptr = sbuf = (char *) malloc (acc + 1);
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if (sbuf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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ptr = path;
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for (;;)
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{
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len = (*GetLongPathNameAPtr) (ptr, sptr, acc);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create long name of %s\n", prog_name,
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ptr);
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exit (2);
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}
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ptr = strrchr (ptr, 0);
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sptr = strrchr (sptr, 0);
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if (ptr == end)
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break;
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*ptr = *sptr = ';';
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++ptr, ++sptr;
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acc -= len + 1;
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}
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return sbuf;
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}
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static char *
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get_long_name (const char *filename)
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{
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char *sbuf, buf[MAX_PATH];
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DWORD len;
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HINSTANCE hinst;
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DWORD (*GetLongPathNameAPtr) (LPCSTR, LPSTR, DWORD) = 0;
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hinst = LoadLibrary ("kernel32");
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if (hinst)
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GetLongPathNameAPtr = (DWORD (*) (LPCSTR, LPSTR, DWORD))
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GetProcAddress (hinst, "GetLongPathNameA");
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if (!GetLongPathNameAPtr)
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GetLongPathNameAPtr = get_long_path_name_w32impl;
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len = (*GetLongPathNameAPtr) (filename, buf, MAX_PATH);
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if (len == 0 && GetLastError () == ERROR_INVALID_PARAMETER)
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{
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fprintf (stderr, "%s: cannot create long name of %s\n", prog_name,
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filename);
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exit (2);
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}
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sbuf = (char *) malloc (++len);
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if (sbuf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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return strcpy (sbuf, buf);
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}
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static void
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dowin (char option)
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{
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char *buf, buf1[MAX_PATH], buf2[MAX_PATH];
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DWORD len = MAX_PATH;
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WIN32_FIND_DATA w32_fd;
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LPITEMIDLIST id;
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HINSTANCE hinst;
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BOOL (*GetProfilesDirectoryAPtr) (LPSTR, LPDWORD) = 0;
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buf = buf1;
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switch (option)
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{
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case 'D':
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SHGetSpecialFolderLocation (NULL, allusers_flag ?
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CSIDL_COMMON_DESKTOPDIRECTORY : CSIDL_DESKTOPDIRECTORY, &id);
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SHGetPathFromIDList (id, buf);
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/* This if clause is a Fix for Win95 without any "All Users" */
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if (strlen (buf) == 0)
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{
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SHGetSpecialFolderLocation (NULL, CSIDL_DESKTOPDIRECTORY, &id);
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SHGetPathFromIDList (id, buf);
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}
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break;
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case 'P':
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SHGetSpecialFolderLocation (NULL, allusers_flag ?
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CSIDL_COMMON_PROGRAMS : CSIDL_PROGRAMS, &id);
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SHGetPathFromIDList (id, buf);
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/* This if clause is a Fix for Win95 without any "All Users" */
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if (strlen (buf) == 0)
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{
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SHGetSpecialFolderLocation (NULL, CSIDL_PROGRAMS, &id);
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SHGetPathFromIDList (id, buf);
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}
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break;
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case 'H':
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hinst = LoadLibrary ("userenv");
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if (hinst)
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GetProfilesDirectoryAPtr = (BOOL (*) (LPSTR, LPDWORD))
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GetProcAddress (hinst, "GetProfilesDirectoryA");
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if (GetProfilesDirectoryAPtr)
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(*GetProfilesDirectoryAPtr) (buf, &len);
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else
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{
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GetWindowsDirectory (buf, MAX_PATH);
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strcat (buf, "\\Profiles");
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}
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break;
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case 'S':
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GetSystemDirectory (buf, MAX_PATH);
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FindFirstFile (buf, &w32_fd);
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strcpy (strrchr (buf, '\\') + 1, w32_fd.cFileName);
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break;
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case 'W':
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GetWindowsDirectory (buf, MAX_PATH);
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break;
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default:
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usage (stderr, 1);
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}
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if (!windows_flag)
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{
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cygwin_conv_to_posix_path (buf, buf2);
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buf = buf2;
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}
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else
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{
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if (shortname_flag)
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buf = get_short_name (buf);
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}
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printf ("%s\n", buf);
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exit (0);
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}
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static void
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convert_slashes (char* name)
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{
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while ((name = strchr (name, '\\')) != NULL)
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{
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if (*name == '\\')
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*name = '/';
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name++;
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}
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}
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static char *
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get_mixed_name (const char* filename)
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{
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char* mixed_buf = strdup (filename);
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if (mixed_buf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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convert_slashes (mixed_buf);
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return mixed_buf;
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}
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static void
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doit (char *filename)
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{
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char *buf;
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size_t len;
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int retval;
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int (*conv_func) (const char *, char *);
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if (path_flag)
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{
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if (cygwin_posix_path_list_p (filename) ? unix_flag : windows_flag)
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{
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/* The path is already in the right format. */
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puts (filename);
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exit (0);
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}
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}
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if (!path_flag)
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{
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len = strlen (filename) + 100;
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if (len == 100)
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{
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if (!ignore_flag)
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{
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fprintf (stderr, "%s: can't convert empty path\n", prog_name);
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exit (1);
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}
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else
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exit (0);
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}
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}
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else
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{
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if (unix_flag)
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len = cygwin_win32_to_posix_path_list_buf_size (filename);
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else
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len = cygwin_posix_to_win32_path_list_buf_size (filename);
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}
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if (len < PATH_MAX)
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len = PATH_MAX;
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buf = (char *) malloc (len);
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if (buf == NULL)
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{
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fprintf (stderr, "%s: out of memory\n", prog_name);
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exit (1);
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}
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if (path_flag)
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{
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if (unix_flag)
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cygwin_win32_to_posix_path_list (filename, buf);
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else
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{
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cygwin_posix_to_win32_path_list (filename, buf);
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if (shortname_flag)
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buf = get_short_paths (buf);
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if (longname_flag)
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buf = get_long_paths (buf);
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if (mixed_flag)
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buf = get_mixed_name (buf);
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}
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}
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else
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{
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if (unix_flag)
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conv_func = (absolute_flag ? cygwin_conv_to_full_posix_path :
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cygwin_conv_to_posix_path);
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else
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conv_func = (absolute_flag ? cygwin_conv_to_full_win32_path :
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cygwin_conv_to_win32_path);
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retval = conv_func (filename, buf);
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if (mixed_flag)
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buf = get_mixed_name (buf);
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if (retval < 0)
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{
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fprintf (stderr, "%s: error converting \"%s\"\n",
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prog_name, filename);
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exit (1);
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}
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if (!unix_flag)
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{
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if (shortname_flag)
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buf = get_short_name (buf);
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if (longname_flag)
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buf = get_long_name (buf);
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}
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}
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puts (buf);
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}
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|
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static void
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print_version ()
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{
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const char *v = strchr (version, ':');
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int len;
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if (!v)
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{
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v = "?";
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len = 1;
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}
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else
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{
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v += 2;
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len = strchr (v, ' ') - v;
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}
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printf ("\
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cygpath (cygwin) %.*s\n\
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|
Path Conversion Utility\n\
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|
Copyright 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.\n\
|
|
Compiled on %s", len, v, __DATE__);
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}
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|
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int
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main (int argc, char **argv)
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|
{
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int c, o = 0;
|
|
int options_from_file_flag;
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|
char *filename;
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|
|
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prog_name = strrchr (argv[0], '/');
|
|
if (prog_name == NULL)
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prog_name = strrchr (argv[0], '\\');
|
|
if (prog_name == NULL)
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|
prog_name = argv[0];
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else
|
|
prog_name++;
|
|
|
|
path_flag = 0;
|
|
unix_flag = 0;
|
|
windows_flag = 0;
|
|
shortname_flag = 0;
|
|
longname_flag = 0;
|
|
mixed_flag = 0;
|
|
ignore_flag = 0;
|
|
options_from_file_flag = 0;
|
|
allusers_flag = 0;
|
|
output_flag = 0;
|
|
while ((c = getopt_long (argc, argv, (char *) "hac:f:opslSuvwt:WiDPAH",
|
|
long_options, (int *) NULL)) != EOF)
|
|
{
|
|
switch (c)
|
|
{
|
|
case 'a':
|
|
absolute_flag = 1;
|
|
break;
|
|
|
|
case 'c':
|
|
CloseHandle ((HANDLE) strtoul (optarg, NULL, 16));
|
|
break;
|
|
|
|
case 'f':
|
|
file_arg = optarg;
|
|
break;
|
|
|
|
case 'o':
|
|
options_from_file_flag = 1;
|
|
break;
|
|
|
|
case 'p':
|
|
path_flag = 1;
|
|
break;
|
|
|
|
case 'u':
|
|
if (unix_flag || windows_flag)
|
|
usage (stderr, 1);
|
|
unix_flag = 1;
|
|
break;
|
|
|
|
case 'w':
|
|
if (unix_flag || windows_flag)
|
|
usage (stderr, 1);
|
|
windows_flag = 1;
|
|
break;
|
|
|
|
case 'l':
|
|
if (unix_flag || shortname_flag)
|
|
usage (stderr, 1);
|
|
longname_flag = 1;
|
|
break;
|
|
|
|
case 's':
|
|
if (unix_flag || longname_flag)
|
|
usage (stderr, 1);
|
|
shortname_flag = 1;
|
|
break;
|
|
|
|
case 't':
|
|
if (unix_flag || (optarg == NULL))
|
|
usage (stderr, 1);
|
|
|
|
windows_flag = 1;
|
|
windows_format_arg = (*optarg == '=') ? (optarg + 1) : (optarg);
|
|
|
|
if (strcasecmp (windows_format_arg, "mixed") == 0)
|
|
mixed_flag = 1;
|
|
else if (strcasecmp (windows_format_arg, "dos") == 0)
|
|
/* nothing */;
|
|
else
|
|
usage (stderr, 1);
|
|
break;
|
|
|
|
case 'A':
|
|
allusers_flag = 1;
|
|
break;
|
|
|
|
case 'D':
|
|
case 'H':
|
|
case 'P':
|
|
case 'S':
|
|
case 'W':
|
|
if (output_flag)
|
|
usage (stderr, 1);
|
|
output_flag = 1;
|
|
o = c;
|
|
break;
|
|
|
|
case 'i':
|
|
ignore_flag = 1;
|
|
break;
|
|
|
|
case 'h':
|
|
usage (stdout, 0);
|
|
break;
|
|
|
|
case 'v':
|
|
print_version ();
|
|
exit (0);
|
|
|
|
default:
|
|
usage (stderr, 1);
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
if (options_from_file_flag && !file_arg)
|
|
usage (stderr, 1);
|
|
|
|
if (!output_flag && !unix_flag && !windows_flag && !options_from_file_flag)
|
|
usage (stderr, 1);
|
|
|
|
if (!file_arg)
|
|
{
|
|
if (output_flag)
|
|
dowin (o);
|
|
|
|
if (optind != argc - 1)
|
|
usage (stderr, 1);
|
|
|
|
filename = argv[optind];
|
|
doit (filename);
|
|
}
|
|
else
|
|
{
|
|
FILE *fp;
|
|
char buf[PATH_MAX * 2 + 1];
|
|
|
|
if (argv[optind])
|
|
usage (stderr, 1);
|
|
|
|
if (strcmp (file_arg, "-") != 0)
|
|
fp = fopen (file_arg, "rt");
|
|
else
|
|
{
|
|
fp = stdin;
|
|
setmode (0, O_TEXT);
|
|
}
|
|
if (fp == NULL)
|
|
{
|
|
perror ("cygpath");
|
|
exit (1);
|
|
}
|
|
|
|
setbuf (stdout, NULL);
|
|
while (fgets (buf, sizeof (buf), fp) != NULL)
|
|
{
|
|
char *s = buf;
|
|
char *p = strchr (s, '\n');
|
|
if (p)
|
|
*p = '\0';
|
|
if (options_from_file_flag && *s == '-')
|
|
{
|
|
char c;
|
|
for (c = *++s; c && !isspace (c); c = *++s)
|
|
switch (c)
|
|
{
|
|
case 'a':
|
|
absolute_flag = 1;
|
|
break;
|
|
case 'i':
|
|
ignore_flag = 1;
|
|
break;
|
|
case 's':
|
|
shortname_flag = 1;
|
|
longname_flag = 0;
|
|
break;
|
|
case 'l':
|
|
shortname_flag = 0;
|
|
longname_flag = 1;
|
|
break;
|
|
case 'w':
|
|
unix_flag = 0;
|
|
windows_flag = 1;
|
|
break;
|
|
case 'u':
|
|
windows_flag = 0;
|
|
unix_flag = 1;
|
|
break;
|
|
case 'p':
|
|
path_flag = 1;
|
|
break;
|
|
case 'D':
|
|
case 'H':
|
|
case 'P':
|
|
case 'S':
|
|
case 'W':
|
|
output_flag = 1;
|
|
o = c;
|
|
break;
|
|
}
|
|
if (*s)
|
|
do
|
|
s++;
|
|
while (*s && isspace (*s));
|
|
}
|
|
if (*s && !output_flag)
|
|
doit (s);
|
|
if (!*s && output_flag)
|
|
dowin (o);
|
|
}
|
|
}
|
|
|
|
exit (0);
|
|
}
|