From: Pavel Sanda <sanda@lyx.org>
Date: Sun, 19 Sep 2010 21:29:09 +0000 (+0000)
Subject: PATH_MAX is not guaranteed by POSIX (fixes bug #6906).
X-Git-Tag: 2.0.0~2546
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=1291b07c0578eb9017013c3e8b939b1887360a84;p=features.git

PATH_MAX is not guaranteed by POSIX (fixes bug #6906).
Patch from Samuel Thibault.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@35452 a592a061-630c-0410-9148-cb99ea01b6c8
---

diff --git a/src/support/os_unix.cpp b/src/support/os_unix.cpp
index 337f728d5c..9663d98b64 100644
--- a/src/support/os_unix.cpp
+++ b/src/support/os_unix.cpp
@@ -297,9 +297,16 @@ bool autoOpenFile(string const & filename, auto_open_mode const mode)
 
 string real_path(string const & path)
 {
+#ifdef __GLIBC__
+	char * result = realpath(path.c_str(), NULL);
+	string ret = FileName::fromFilesystemEncoding(result ? result : path).absFileName();
+	free(result);
+	return ret;
+#else
 	char rpath[PATH_MAX + 1];
 	char * result = realpath(path.c_str(), rpath);
 	return FileName::fromFilesystemEncoding(result ? rpath : path).absFileName();
+#endif
 }
 
 } // namespace os