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define PATH_MAX when missing from limits.h

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Some non-Linux systems do not define PATH_MAX (Hurd). Since I have no
interest in supporting a fully dynamic PATH_MAX in AppArmor, work around
this by just defining a static value that matches Linux's limits.h value.

Signed-off-by: Kees Cook <kees.cook@canonical.com>
Acked-By: Steve Beattie <sbeattie@ubuntu.com>
This commit is contained in:
Kees Cook 2011-05-27 14:20:03 -07:00
parent b9bfc10d0f
commit e9d5d491b8
1 changed files with 5 additions and 0 deletions
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5
libraries/libapparmor/src/kernel_interface.c
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@ -27,6 +27,11 @@
#include <limits.h>
#include <stdarg.h>
/* some non-Linux systems do not define a static value */
#ifndef PATH_MAX
# define PATH_MAX 4096
#endif
#define symbol_version(real, name, version) \
__asm__ (".symver " #real "," #name "@" #version)
#define default_symbol_version(real, name, version) \