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Optimize libnss_files initialization

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This commit is contained in:
Ulrich Drepper 2011-09-28 10:01:13 -04:00
parent 68822d7426
commit 6857791843
2 changed files with 22 additions and 34 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2011-09-28 Ulrich Drepper <drepper@gmail.com>
* nss/nss_files/files-init.c (_nss_files_init): Use static
initialization for all the *_traced_file variables.
2011-09-28 Andreas Schwab <schwab@redhat.com> 2011-09-28 Andreas Schwab <schwab@redhat.com>
* sysdeps/powerpc/fpu/libm-test-ulps: Adjust ULPs for jn tests. * sysdeps/powerpc/fpu/libm-test-ulps: Adjust ULPs for jn tests.

51
nss/nss_files/files-init.c
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@ -20,53 +20,36 @@
#include <nscd/nscd.h> #include <nscd/nscd.h>
static union #define TF(id, filename, ...) \
{ static union \
struct traced_file file; { \
char buf[sizeof (struct traced_file) + sizeof ("/etc/passwd")]; struct traced_file file; \
} pwd_traced_file; char buf[sizeof (struct traced_file) + sizeof (filename)]; \
} id##_traced_file = \
{ \
.file = \
{ \
.fname = filename, ## __VA_ARGS__ \
} \
}
static union TF (pwd, "/etc/passwd");
{ TF (grp, "/etc/group");
struct traced_file file; TF (hst, "/etc/hosts");
char buf[sizeof (struct traced_file) + sizeof ("/etc/group")]; TF (resolv, "/etc/resolv.conf", .call_res_init = 1);
} grp_traced_file; TF (serv, "/etc/services");
static union
{
struct traced_file file;
char buf[sizeof (struct traced_file) + sizeof ("/etc/hosts")];
} hst_traced_file;
static union
{
struct traced_file file;
char buf[sizeof (struct traced_file) + sizeof ("/etc/resolv.conf")];
} resolv_traced_file;
static union
{
struct traced_file file;
char buf[sizeof (struct traced_file) + sizeof ("/etc/services")];
} serv_traced_file;
void void
_nss_files_init (void (*cb) (size_t, struct traced_file *)) _nss_files_init (void (*cb) (size_t, struct traced_file *))
{ {
strcpy (pwd_traced_file.file.fname, "/etc/passwd");
cb (pwddb, &pwd_traced_file.file); cb (pwddb, &pwd_traced_file.file);
strcpy (grp_traced_file.file.fname, "/etc/group");
cb (grpdb, &grp_traced_file.file); cb (grpdb, &grp_traced_file.file);
strcpy (hst_traced_file.file.fname, "/etc/hosts");
cb (hstdb, &hst_traced_file.file); cb (hstdb, &hst_traced_file.file);
resolv_traced_file.file.call_res_init = 1;
strcpy (resolv_traced_file.file.fname, "/etc/resolv.conf");
cb (hstdb, &resolv_traced_file.file); cb (hstdb, &resolv_traced_file.file);
strcpy (serv_traced_file.file.fname, "/etc/services");
cb (servdb, &serv_traced_file.file); cb (servdb, &serv_traced_file.file);
} }