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| author | James Peach <jpeach@samba.org> | 2006-05-05 05:39:57 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 11:16:46 -0500 |
| commit | 584ac985ec203f171367dec336ab8c828e31a442 (patch) | |
| tree | 13855f12705ff0c8b7c9b48888bd873c45f64aed | |
| parent | 78359305491f869af13622153bdf21cdb0cc2459 (diff) | |
| download | samba-584ac985ec203f171367dec336ab8c828e31a442.tar.gz samba-584ac985ec203f171367dec336ab8c828e31a442.tar.bz2 samba-584ac985ec203f171367dec336ab8c828e31a442.zip | |
r15448: New autoconf macro to test for sysconf variables.
(This used to be commit a19d4f2bb4aa94ab40e371efbad9f17e38e3bbc4)
| -rw-r--r-- | source3/aclocal.m4 | 18 | ||||
| -rw-r--r-- | source3/client/smbspool.c | 1 | ||||
| -rw-r--r-- | source3/configure.in | 19 | ||||
| -rw-r--r-- | source3/tdb/spinlock.c | 10 |
4 files changed, 31 insertions, 17 deletions
diff --git a/source3/aclocal.m4 b/source3/aclocal.m4 index 91611233ca..67b7017a91 100644 --- a/source3/aclocal.m4 +++ b/source3/aclocal.m4 @@ -770,3 +770,21 @@ AC_DEFUN( [AC_TRY_RUN_STRICT], old_LDFLAGS=""; export LDFLAGS; ]) + +dnl SMB_CHECK_SYSCONF(varname) +dnl Tests whether the sysconf(3) variable "varname" is available. +AC_DEFUN([SMB_CHECK_SYSCONF], +[ + AC_CACHE_CHECK([for sysconf($1)], + samba_cv_SYSCONF$1, + [ + AC_TRY_LINK([#include <unistd.h>], + [ return sysconf($1) == -1 ? 1 : 0; ], + [ samba_cv_SYSCONF$1=yes ], + [ samba_cv_SYSCONF$1=no ]) + ]) + + if test x"$samba_cv_SYSCONF$1" = x"yes" ; then + AC_DEFINE(SYSCONF$1, 1, [Whether sysconf($1) is available]) + fi +]) diff --git a/source3/client/smbspool.c b/source3/client/smbspool.c index af2f7e9180..20ce06a8da 100644 --- a/source3/client/smbspool.c +++ b/source3/client/smbspool.c @@ -23,7 +23,6 @@ #include "includes.h" -#define PW_MAX_BUF_SIZE sysconf(_SC_GETPW_R_SIZE_MAX) #define TICKET_CC_DIR "/tmp" #define CC_PREFIX "krb5cc_" /* prefix of the ticket cache */ #define CC_MAX_FILE_LEN 24 diff --git a/source3/configure.in b/source3/configure.in index fc5bad6dab..bf6841bdf4 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -2702,21 +2702,10 @@ if test x"$samba_cv_REPLACE_READDIR" = x"yes"; then AC_DEFINE(REPLACE_READDIR,1,[replace readdir]) fi -AC_CACHE_CHECK([for sysconf(_SC_NGROUPS_MAX)],samba_cv_SYSCONF_SC_NGROUPS_MAX,[ -AC_TRY_RUN([#include <unistd.h> -main() { exit(sysconf(_SC_NGROUPS_MAX) == -1 ? 1 : 0); }], -samba_cv_SYSCONF_SC_NGROUPS_MAX=yes,samba_cv_SYSCONF_SC_NGROUPS_MAX=no,samba_cv_SYSCONF_SC_NGROUPS_MAX=cross)]) -if test x"$samba_cv_SYSCONF_SC_NGROUPS_MAX" = x"yes"; then - AC_DEFINE(SYSCONF_SC_NGROUPS_MAX,1,[Whether sysconf(_SC_NGROUPS_MAX) is available]) -fi - -AC_CACHE_CHECK([for sysconf(_SC_NPROC_ONLN)],samba_cv_SYSCONF_SC_NPROC_ONLN,[ -AC_TRY_RUN([#include <unistd.h> -main() { exit(sysconf(_SC_NPROC_ONLN) == -1 ? 1 : 0); }], -samba_cv_SYSCONF_SC_NPROC_ONLN=yes,samba_cv_SYSCONF_SC_NPROC_ONLN=no,samba_cv_SYSCONF_SC_NPROC_ONLN=cross)]) -if test x"$samba_cv_SYSCONF_SC_NPROC_ONLN" = x"yes"; then - AC_DEFINE(SYSCONF_SC_NPROC_ONLN,1,[Whether sysconf(_SC_NPROC_ONLN) is available]) -fi +SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX) +SMB_CHECK_SYSCONF(_SC_NPROC_ONLN) +SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN) +SMB_CHECK_SYSCONF(_SC_PAGESIZE) AC_CACHE_CHECK([for root],samba_cv_HAVE_ROOT,[ AC_TRY_RUN([main() { exit(getuid() != 0); }], diff --git a/source3/tdb/spinlock.c b/source3/tdb/spinlock.c index a487ee2a10..e6abb3a0bc 100644 --- a/source3/tdb/spinlock.c +++ b/source3/tdb/spinlock.c @@ -268,8 +268,16 @@ static void yield_cpu(void) static int this_is_smp(void) { -#if defined(HAVE_SYSCONF) && defined(SYSCONF_SC_NPROC_ONLN) +#if defined(HAVE_SYSCONF) + +#if defined(SYSCONF_SC_NPROC_ONLN) return (sysconf(_SC_NPROC_ONLN) > 1) ? 1 : 0; +#elif defined(SYSCONF_SC_NPROCESSORS_ONLN) + return (sysconf(_SC_NPROCESSORS_ONLN) > 1) ? 1 : 0; +#else + return 0; +#endif + #else return 0; #endif |