restore a part of coreutils-getgrouplist.patch which has been lost during

rediff
This commit is contained in:
Kamil Dudka 2010-05-14 12:36:48 +00:00
parent 5408b3bda3
commit 2fb3ab2d41

View File

@ -1,6 +1,7 @@
diff -urp coreutils-6.10-orig/lib/getugroups.c coreutils-6.10/lib/getugroups.c diff --git a/lib/getugroups.c b/lib/getugroups.c
--- coreutils-6.10-orig/lib/getugroups.c 2007-10-17 15:47:25.000000000 +0200 index 299bae6..8ece29b 100644
+++ coreutils-6.10/lib/getugroups.c 2008-01-24 16:37:04.000000000 +0100 --- a/lib/getugroups.c
+++ b/lib/getugroups.c
@@ -19,6 +19,9 @@ @@ -19,6 +19,9 @@
#include <config.h> #include <config.h>
@ -11,15 +12,71 @@ diff -urp coreutils-6.10-orig/lib/getugroups.c coreutils-6.10/lib/getugroups.c
#include "getugroups.h" #include "getugroups.h"
#include <errno.h> #include <errno.h>
@@ -123,3 +126,4 @@ getugroups (int maxcount, GETGROUPS_T *g @@ -123,3 +126,4 @@ getugroups (int maxcount, gid_t *grouplist, char const *username,
} }
#endif /* HAVE_GRP_H */ #endif /* HAVE_GRP_H */
+#endif /* have getgrouplist */ +#endif /* have getgrouplist */
diff -urp coreutils-6.10-orig/m4/jm-macros.m4 coreutils-6.10/m4/jm-macros.m4 diff --git a/lib/mgetgroups.c b/lib/mgetgroups.c
--- coreutils-6.10-orig/m4/jm-macros.m4 2007-11-25 14:23:31.000000000 +0100 index 76474c2..0a9d221 100644
+++ coreutils-6.10/m4/jm-macros.m4 2008-01-24 16:42:00.000000000 +0100 --- a/lib/mgetgroups.c
@@ -52,6 +52,7 @@ AC_DEFUN([coreutils_MACROS], +++ b/lib/mgetgroups.c
@@ -115,9 +115,17 @@ mgetgroups (char const *username, gid_t gid, gid_t **groups)
/* else no username, so fall through and use getgroups. */
#endif
- max_n_groups = (username
- ? getugroups (0, NULL, username, gid)
- : getgroups (0, NULL));
+ if (!username)
+ max_n_groups = getgroups(0, NULL);
+ else
+ {
+#ifdef HAVE_GETGROUPLIST
+ max_n_groups = 0;
+ getgrouplist (username, gid, NULL, &max_n_groups);
+#else
+ max_n_groups = getugroups (0, NULL, username, gid);
+#endif
+ }
/* If we failed to count groups because there is no supplemental
group support, then return an array containing just GID.
@@ -139,10 +147,25 @@ mgetgroups (char const *username, gid_t gid, gid_t **groups)
if (g == NULL)
return -1;
- ng = (username
- ? getugroups (max_n_groups, g, username, gid)
- : getgroups (max_n_groups - (gid != (gid_t) -1),
- g + (gid != (gid_t) -1)));
+ if (!username)
+ ng = getgroups (max_n_groups, g);
+ else
+ {
+#ifdef HAVE_GETGROUPLIST
+ int e;
+ ng = max_n_groups;
+ while ((e = getgrouplist (username, gid, g, &ng)) == -1
+ && ng > max_n_groups)
+ {
+ max_n_groups = ng;
+ g = xrealloc (g, max_n_groups * sizeof (GETGROUPS_T));
+ }
+ if (e == -1)
+ ng = -1;
+#else
+ ng = getugroups (max_n_groups, g, username, gid);
+#endif
+ }
if (ng < 0)
{
diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 62777c7..5180243 100644
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -78,6 +78,7 @@ AC_DEFUN([coreutils_MACROS],
fchown \ fchown \
fchmod \ fchmod \
ftruncate \ ftruncate \