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build-sys: make the dynamic UID range, and the container UID range configurable

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Also, export these ranges in our pkg-config files.
This commit is contained in:
Lennart Poettering
2017-12-06 12:55:37 +01:00
parent 6a483c5b2f
commit 87d5e4f286
6 changed files with 39 additions and 18 deletions
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src/nspawn/nspawn-def.h
-6
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@@ -21,12 +21,6 @@
#include <sys/types.h>
/* Note that devpts's gid= parameter parses GIDs as signed values, hence we stay away from the upper half of the 32bit
* UID range here. We leave a bit of room at the lower end and a lot of room at the upper end, so that other subsystems
* may have their own allocation ranges too. */
#define UID_SHIFT_PICK_MIN ((uid_t) UINT32_C(0x00080000))
#define UID_SHIFT_PICK_MAX ((uid_t) UINT32_C(0x6FFF0000))
/* While we are chmod()ing a directory tree, we set the top-level UID base to this "busy" base, so that we can always
* recognize trees we are were chmod()ing recursively and got interrupted in */
#define UID_BUSY_BASE ((uid_t) UINT32_C(0xFFFE0000))