Mercurial > vim
changeset 11125:6f52cc87fe15 v8.0.0450
patch 8.0.0450: v:progpath is not reliably set
commit https://github.com/vim/vim/commit/47ffb905f363571072faefbd417938e7ff351a9f
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Mar 12 18:38:02 2017 +0100
patch 8.0.0450: v:progpath is not reliably set
Problem: v:progpath is not reliably set.
Solution: Read /proc/self/exe if possible. (idea by Michal Grochmal)
Also fixes missing #if.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sun, 12 Mar 2017 18:45:05 +0100 |
parents | 9516a30abf29 |
children | 48599a3eae0b |
files | src/config.h.in src/main.c src/version.c |
diffstat | 3 files changed, 18 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/config.h.in +++ b/src/config.h.in @@ -446,6 +446,9 @@ /* Define if fcntl()'s F_SETFD command knows about FD_CLOEXEC */ #undef HAVE_FD_CLOEXEC +/* Define if /proc/self/exe can be read */ +#undef HAVE_PROC_SELF_EXE + /* Define if you want Cygwin to use the WIN32 clipboard, not compatible with X11*/ #undef FEAT_CYGWIN_WIN32_CLIPBOARD
--- a/src/main.c +++ b/src/main.c @@ -3539,16 +3539,27 @@ set_progpath(char_u *argv0) { char_u *val = argv0; +# ifdef HAVE_PROC_SELF_EXE + char buf[PATH_MAX + 1]; + ssize_t len; + + len = readlink("/proc/self/exe", buf, PATH_MAX); + if (len > 0) + { + buf[len] = NUL; + val = (char_u *)buf; + } +# else /* A relative path containing a "/" will become invalid when using ":cd", * turn it into a full path. * On MS-Windows "vim" should be expanded to "vim.exe", thus always do * this. */ -# ifdef WIN32 +# ifdef WIN32 char_u *path = NULL; if (mch_can_exe(argv0, &path, FALSE) && path != NULL) val = path; -# else +# else char_u buf[MAXPATHL]; if (!mch_isFullName(argv0))