nice, i thought they would probably be very similar but the guy who
requested this said he tried to copy osdep-linux.c and it didn't work
On Fri, Mar 07, 2014 at 11:05:27PM -0600, J Raynor wrote:
> The TODO list has this item:
>
> * get_cwd for cgywin
>
>
> I've attached a patch which implements this, along with get_name.
> Cygwin's /proc filesystem is similar enough to linux's that the code
> could be copied from osdep-linux.c, and that's what I've done.
> osdep-cygwin.c is just a copy of osdep-linux.c, just without the
> setting of EVENT_NOEPOLL, since this doesn't seem to be needed on
> cygwin.
> diff --git a/configure.ac b/configure.ac
> index c171940..a23e3ae 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -501,6 +501,10 @@ case "$host_os" in
> AC_MSG_RESULT(hpux)
> PLATFORM=hpux
> ;;
> + *cygwin*)
> + AC_MSG_RESULT(cygwin)
> + PLATFORM=cygwin
> + ;;
> *)
> AC_MSG_RESULT(unknown)
> PLATFORM=unknown
> diff --git a/osdep-cygwin.c b/osdep-cygwin.c
> new file mode 100644
> index 0000000..01d2d0c
> --- /dev/null
> +++ b/osdep-cygwin.c
> @@ -0,0 +1,88 @@
> +/* $Id$ */
> +
> +/*
> + * Copyright (c) 2009 Nicholas Marriott <n...@users.sourceforge.net>
> + *
> + * Permission to use, copy, modify, and distribute this software for any
> + * purpose with or without fee is hereby granted, provided that the above
> + * copyright notice and this permission notice appear in all copies.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
> + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
> + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
> + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
> + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
> + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
> + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
> + */
> +
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +
> +#include <event.h>
> +#include <stdio.h>
> +#include <stdlib.h>
> +#include <unistd.h>
> +
> +#include "tmux.h"
> +
> +char *
> +osdep_get_name(int fd, unused char *tty)
> +{
> + FILE *f;
> + char *path, *buf;
> + size_t len;
> + int ch;
> + pid_t pgrp;
> +
> + if ((pgrp = tcgetpgrp(fd)) == -1)
> + return (NULL);
> +
> + xasprintf(&path, "/proc/%lld/cmdline", (long long) pgrp);
> + if ((f = fopen(path, "r")) == NULL) {
> + free(path);
> + return (NULL);
> + }
> + free(path);
> +
> + len = 0;
> + buf = NULL;
> + while ((ch = fgetc(f)) != EOF) {
> + if (ch == '\0')
> + break;
> + buf = xrealloc(buf, 1, len + 2);
> + buf[len++] = ch;
> + }
> + if (buf != NULL)
> + buf[len] = '\0';
> +
> + fclose(f);
> + return (buf);
> +}
> +
> +char *
> +osdep_get_cwd(int fd)
> +{
> + static char target[MAXPATHLEN + 1];
> + char *path;
> + pid_t pgrp;
> + ssize_t n;
> +
> + if ((pgrp = tcgetpgrp(fd)) == -1)
> + return (NULL);
> +
> + xasprintf(&path, "/proc/%lld/cwd", (long long) pgrp);
> + n = readlink(path, target, MAXPATHLEN);
> + free(path);
> + if (n > 0) {
> + target[n] = '\0';
> + return (target);
> + }
> + return (NULL);
> +}
> +
> +struct event_base *
> +osdep_event_init(void)
> +{
> + return (event_init());
> +}
>
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