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* mount.cc (main): Use getopt_long for parsing arguments.

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(usage): Reformat, show long and short options.
* umount.cc (main): Ditto, all of the above.
This commit is contained in:
Christopher Faylor
2001-04-03 02:41:54 +00:00
parent c6cd25a033
commit be61cf4d0c
3 changed files with 211 additions and 157 deletions
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186
winsup/utils/mount.cc
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@@ -15,6 +15,7 @@ details. */
#include <windows.h>
#include <sys/cygwin.h>
#include <stdlib.h>
#include <getopt.h>
#ifdef errno
#undef errno
@@ -84,32 +85,57 @@ do_mount (const char *dev, const char *where, int flags)
exit (0);
}
struct option longopts[] =
{
{"binary", no_argument, NULL, 'b'},
{"force", no_argument, NULL, 'f'},
{"system", no_argument, NULL, 's'},
{"text", no_argument, NULL, 't'},
{"user", no_argument, NULL, 'u'},
{"executable", no_argument, NULL, 'x'},
{"change-cygdrive-prefix", no_argument, NULL, 'c'},
{"cygwin-executable", no_argument, NULL, 'X'},
{"show-cygdrive-prefix", no_argument, NULL, 'p'},
{"import-old-mounts", no_argument, NULL, 'i'},
{NULL, 0, NULL, 0}
};
char opts[] = "bfstuxXpic";
static void
usage (void)
{
fprintf (stderr, "usage %s [-bfstux] <win32path> <posixpath>
-b text files are equivalent to binary files (newline = \\n)
-f force mount, don't warn about missing mount point directories
-s add mount point to system-wide registry location
-t text files get \\r\\n line endings (default)
-u add mount point to user registry location (default)
-x treat all files under mount point as executables
[-bs] --change-cygdrive-prefix <posixpath>
change the cygdrive path prefix to <posixpath>
--show-cygdrive-prefixes
show user and/or system cygdrive path prefixes
--import-old-mounts
copy old registry mount table mounts into the current mount areas
fprintf (stderr, "Usage: %s [OPTION] [<win32path> <posixpath>]\n\
-b, --binary text files are equivalent to binary files\n\
(newline = \\n)\n\
-c, --change-cygdrive-prefix change the cygdrive path prefix to <posixpath>\n\
-f, --force force mount, don't warn about missing mount\n\
point directories\n\
-i, --import-old-mounts copy old registry mount table mounts into the current\n\
mount areas\n\
-p, --show-cygdrive-prefix show user and/or system cygdrive path prefix\n\
-s, --system add mount point to system-wide registry location\n\
-t, --text (default) text files get \\r\\n line endings\n\
-u, --user (default) add mount point to user registry location\n\
-x, --executable treat all files under mount point as executables\n\
-X, --cygwin-executable treat all files under mount point as cygwin\n\
executables\n\
", progname);
exit (1);
}
int
main (int argc, const char **argv)
main (int argc, char **argv)
{
int i;
int flags = 0;
enum do_what
{
nada,
saw_change_cygdrive_prefix,
saw_import_old_mounts,
saw_show_cygdrive_prefix
} do_what = nada;
progname = argv[0];
@@ -119,65 +145,85 @@ main (int argc, const char **argv)
exit (0);
}
for (i = 1; i < argc; ++i)
{
if (argv[i][0] != '-')
break;
if (strcmp (argv[i], "--change-cygdrive-prefix") == 0)
{
if ((i + 2) != argc)
usage ();
change_cygdrive_prefix (argv[i+1], flags);
}
else if (strcmp (argv[i], "--import-old-mounts") == 0)
{
if ((i + 1) != argc)
usage ();
cygwin_internal (CW_READ_V1_MOUNT_TABLES);
exit (0);
}
else if (strcmp (argv[i], "--show-cygdrive-prefixes") == 0)
{
if ((i + 1) != argc)
usage ();
show_cygdrive_info ();
}
else if (strcmp (argv[i], "-b") == 0)
while ((i = getopt_long (argc, argv, opts, longopts, NULL)) != EOF)
switch (i)
{
case 'b':
flags |= MOUNT_BINARY;
else if (strcmp (argv[i], "-t") == 0)
flags &= ~MOUNT_BINARY;
else if (strcmp (argv[i], "-X") == 0)
flags |= MOUNT_CYGWIN_EXEC;
#if 0
else if (strcmp (argv[i], "-x") == 0)
create_missing_dirs = TRUE;
#endif
else if (strcmp (argv[i], "-s") == 0)
flags |= MOUNT_SYSTEM;
else if (strcmp (argv[i], "-u") == 0)
flags &= ~MOUNT_SYSTEM;
else if (strcmp (argv[i], "-x") == 0)
flags |= MOUNT_EXEC;
else if (strcmp (argv[i], "-f") == 0)
break;
case 'c':
if (do_what == nada)
do_what = saw_change_cygdrive_prefix;
else
usage ();
break;
case 'f':
force = TRUE;
else
break;
case 'i':
if (do_what == nada)
do_what = saw_import_old_mounts;
else
usage ();
break;
case 'p':
if (do_what == nada)
do_what = saw_show_cygdrive_prefix;
else
usage ();
break;
case 's':
flags |= MOUNT_SYSTEM;
break;
case 't':
flags &= ~MOUNT_BINARY;
break;
case 'u':
flags &= ~MOUNT_SYSTEM;
break;
case 'X':
flags |= MOUNT_CYGWIN_EXEC;
break;
case 'x':
flags |= MOUNT_EXEC;
break;
default:
usage ();
}
}
if ((i + 2) != argc)
usage ();
if ((force == FALSE) && (mount_already_exists (argv[i + 1], flags)))
argc--;
switch (do_what)
{
errno = EBUSY;
error (argv[i + 1]);
case saw_change_cygdrive_prefix:
if (optind != argc)
usage ();
change_cygdrive_prefix (argv[optind], flags);
break;
case saw_import_old_mounts:
if (optind <= argc)
usage ();
else
cygwin_internal (CW_READ_V1_MOUNT_TABLES);
break;
case saw_show_cygdrive_prefix:
if (optind <= argc)
usage ();
show_cygdrive_info ();
break;
default:
if (optind != (argc - 1))
{
fprintf (stderr, "%s: too many arguments\n", progname);
usage ();
}
if (force || !mount_already_exists (argv[optind + 1], flags))
do_mount (argv[optind], argv[optind + 1], flags);
else
{
errno = EBUSY;
error (argv[optind + 1]);
}
}
else
do_mount (argv[i], argv[i + 1], flags);
/* NOTREACHED */
return 0;
@@ -257,7 +303,7 @@ change_cygdrive_prefix (const char *new_prefix, int flags)
exit (0);
}
/* show_cygdrive_info: Show the user and/or cygdrive info, i.e., prefixes and
/* show_cygdrive_info: Show the user and/or cygdrive info, i.e., prefix and
flags.*/
static void
show_cygdrive_info ()
@@ -270,7 +316,7 @@ show_cygdrive_info ()
cygwin_internal (CW_GET_CYGDRIVE_INFO, user, system, user_flags,
system_flags);
/* Display the user and system cygdrive path prefixes, if necessary
/* Display the user and system cygdrive path prefix, if necessary
(ie, not empty) */
const char *format = "%-18s %-11s %s\n";
printf (format, "Prefix", "Type", "Flags");