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(UT_USER): Parenthesize properly.

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(UT_USER_SIZE): New constant.
(read_utmp): Don't assume that the number of users is less than
INT_MAX.
This commit is contained in:
Paul Eggert
2004-08-02 20:54:45 +00:00
parent e71e29e309
commit 6517d85e05
1 changed files with 6 additions and 4 deletions
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lib/readutmp.h
+6 -4
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@@ -1,7 +1,7 @@
/* Declarations for GNU's read utmp module.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2001, 2002, 2003 Free Software Foundation, Inc.
2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -116,11 +116,11 @@
# else
# if HAVE_STRUCT_UTMP_UT_USER
# define UT_USER(Utmp) Utmp->ut_user
# define UT_USER(Utmp) ((Utmp)->ut_user)
# endif
# if HAVE_STRUCT_UTMP_UT_NAME
# undef UT_USER
# define UT_USER(Utmp) Utmp->ut_name
# define UT_USER(Utmp) ((Utmp)->ut_name)
# endif
# endif
@@ -143,6 +143,8 @@
typedef struct UTMP_STRUCT_NAME STRUCT_UTMP;
enum { UT_USER_SIZE = sizeof UT_USER ((STRUCT_UTMP *) 0) };
# include <time.h>
# ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
@@ -180,6 +182,6 @@ extern int errno;
# endif
char *extract_trimmed_name (const STRUCT_UTMP *ut);
int read_utmp (const char *filename, int *n_entries, STRUCT_UTMP **utmp_buf);
int read_utmp (const char *filename, size_t *n_entries, STRUCT_UTMP **utmp_buf);
#endif /* __READUTMP_H__ */