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new option for cygpath.exe
- To: "'cygwin-patches at cygwin dot com'" <cygwin-patches at cygwin dot com>
- Subject: new option for cygpath.exe
- From: David Peterson <David dot Peterson at mail dot idrive dot com>
- Date: Thu, 1 Feb 2001 09:22:12 -0800
Thu Feb 01 09:00:00 2001 David Peterson <chief@mail.idrive.com>
* cygpath.cc: add option to output windows paths in
different formats including UNC, DOS, and "mixed".
(main): process options
(doit): check new options flags
Index: cygpath.cc
===================================================================
RCS file: /cvs/src/src/winsup/utils/cygpath.cc,v
retrieving revision 1.7
diff -u -p -r1.7 cygpath.cc
--- cygpath.cc 2000/10/28 05:00:00 1.7
+++ cygpath.cc 2001/02/01 17:12:07
@@ -23,7 +23,8 @@ static char *prog_name;
static char *file_arg;
static char *close_arg;
static int path_flag, unix_flag, windows_flag, absolute_flag;
-static int shortname_flag, ignore_flag;
+static int shortname_flag, ignore_flag, unc_flag, mixed_flag;
+static char *windows_format_arg;
static struct option long_options[] =
{
@@ -37,6 +38,7 @@ static struct option long_options[] =
{ (char *) "version", no_argument, NULL, 'v' },
{ (char *) "windows", no_argument, NULL, 'w' },
{ (char *) "short-name", no_argument, NULL, 's' },
+ { (char *) "type", required_argument, (int *) &windows_format_arg, 't' },
{ (char *) "windir", no_argument, NULL, 'W' },
{ (char *) "sysdir", no_argument, NULL, 'S' },
{ (char *) "ignore", no_argument, NULL, 'i' },
@@ -48,13 +50,18 @@ usage (FILE *stream, int status)
{
if (!ignore_flag || !status)
fprintf (stream, "\
-Usage: %s [-p|--path] (-u|--unix)|(-w|--windows [-s|--short-name])
filename\n\
+Usage: %s [-p|--path] (-u|--unix)|(-w|--windows [-s|--short-name]
[-t|--type type]) filename\n\
-a|--absolute output absolute path\n\
-c|--close handle close handle (for use in captured process)\n\
-f|--file file read file for path information\n\
-u|--unix print Unix form of filename\n\
-w|--windows print Windows form of filename\n\
-s|--short-name print Windows short form of filename\n\
+ -t|--type print Windows form of filename with specified
type\n\
+ requires -a or --absolute, type is one of the
following:\n\
+ dos drive letter with back-slashes (C:\\WINNT)\n\
+ unc UNC style (//C/WINNT)\n\
+ mixed drive letter with forward-slashes (C:/WINNT)\n\
-W|--windir print `Windows' directory\n\
-S|--sysdir print `system' directory\n\
-p|--path filename argument is a path\n\
@@ -128,7 +135,7 @@ get_short_name (const char *filename)
{
fprintf (stderr, "%s: out of memory\n", prog_name);
exit (1);
- }
+ }
if (GetShortPathName (filename, sbuf, len) == ERROR_INVALID_PARAMETER)
{
fprintf (stderr, "%s: cannot create short name of %s\n", prog_name,
filename);
@@ -138,6 +145,55 @@ get_short_name (const char *filename)
}
static void
+convert_slashes (char* name)
+{
+ while (*name != '\0')
+ {
+ if (*name == '\\')
+ *name = '/';
+ name++;
+ }
+}
+
+static char*
+get_unc_name (const char *filename)
+{
+ int len = strlen(filename);
+ char* unc_buf = (char *) calloc(len + 2, 1);
+
+ if (unc_buf == NULL)
+ {
+ fprintf (stderr, "%s: out of memory\n", prog_name);
+ exit (1);
+ }
+
+ memcpy(unc_buf + 3, filename + 2, len - 2);
+ convert_slashes(unc_buf + 3);
+
+ unc_buf[0] = '/';
+ unc_buf[1] = '/';
+ unc_buf[2] = filename[0];
+
+ return unc_buf;
+}
+
+static char*
+get_mixed_name (const char* filename)
+{
+ char* mixed_buf = strdup(filename);
+
+ if (mixed_buf == NULL)
+ {
+ fprintf (stderr, "%s: out of memory\n", prog_name);
+ exit (1);
+ }
+
+ convert_slashes(mixed_buf);
+
+ return mixed_buf;
+}
+
+static void
doit (char *filename)
{
char *buf;
@@ -193,8 +249,14 @@ doit (char *filename)
else
{
(absolute_flag ? cygwin_conv_to_full_win32_path :
cygwin_conv_to_win32_path) (filename, buf);
+
if (shortname_flag)
buf = get_short_name (buf);
+
+ if (unc_flag)
+ buf = get_unc_name (buf);
+ else if (mixed_flag)
+ buf = get_mixed_name (buf);
}
}
@@ -219,9 +281,11 @@ main (int argc, char **argv)
unix_flag = 0;
windows_flag = 0;
shortname_flag = 0;
+ unc_flag = 0;
+ mixed_flag = 0;
ignore_flag = 0;
options_from_file_flag = 0;
- while ((c = getopt_long (argc, argv, (char *) "hac:f:opsSuvwWi",
long_options, (int *) NULL))
+ while ((c = getopt_long (argc, argv, (char *) "hac:f:opsSuvwt:Wi",
long_options, (int *) NULL))
!= EOF)
{
switch (c)
@@ -263,6 +327,23 @@ main (int argc, char **argv)
usage (stderr, 1);
shortname_flag = 1;
break;
+
+ case 't':
+ if (unix_flag || !windows_flag || !absolute_flag || (optarg
== NULL))
+ usage (stderr, 1);
+
+ windows_format_arg = ((*optarg == '=') ? (optarg + 1) :
(optarg));
+
+ if (0 == strcmp(windows_format_arg, "unc"))
+ unc_flag = 1;
+ else if (0 == strcmp(windows_format_arg, "mixed"))
+ mixed_flag = 1;
+ else if (0 == strcmp(windows_format_arg, "dos"))
+ ;
+ else
+ usage (stderr, 1);
+
+ break;
case 'W':
GetWindowsDirectory(buf, MAX_PATH);