diff options
Diffstat (limited to 'posix/getconf.c')
| -rw-r--r-- | posix/getconf.c | 69 |
1 files changed, 37 insertions, 32 deletions
diff --git a/posix/getconf.c b/posix/getconf.c index 699cf67bfe..6d78205a88 100644 --- a/posix/getconf.c +++ b/posix/getconf.c @@ -16,18 +16,19 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <ansidecl.h> #include <unistd.h> #include <errno.h> +#include <error.h> +#include <libintl.h> #include <string.h> #include <stdlib.h> #include <stdio.h> struct conf { - CONST char *name; - CONST int call_name; - CONST enum { SYSCONF, CONFSTR, PATHCONF } call; + const char *name; + const int call_name; + const enum { SYSCONF, CONFSTR, PATHCONF } call; }; static struct conf vars[] = @@ -82,31 +83,43 @@ static struct conf vars[] = { "_POSIX_PII_OSI_CLTS", _SC_PII_OSI_CLTS, SYSCONF }, { "_POSIX_PII_OSI_M", _SC_PII_OSI_M, SYSCONF }, { "_T_IOV_MAX", _SC_T_IOV_MAX, SYSCONF }, + /* POSIX.2 */ + { "BC_BASE_MAX", _SC_BC_BASE_MAX, SYSCONF }, + { "BC_DIM_MAX", _SC_BC_DIM_MAX, SYSCONF }, + { "BC_SCALE_MAX", _SC_BC_SCALE_MAX, SYSCONF }, + { "BC_STRING_MAX", _SC_BC_STRING_MAX, SYSCONF }, + { "COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX, SYSCONF }, + { "EQUIV_CLASS_MAX", _SC_EQUIV_CLASS_MAX, SYSCONF }, + { "EXPR_NEST_MAX", _SC_EXPR_NEST_MAX, SYSCONF }, + { "LINE_MAX", _SC_LINE_MAX, SYSCONF }, + { "RE_DUP_MAX", _SC_RE_DUP_MAX, SYSCONF }, + { "CHARCLASS_NAME_MAX", _SC_CHARCLASS_NAME_MAX }, + { "POSIX2_C_BIND", _SC_2_C_BIND, SYSCONF }, + { "POSIX2_C_DEV", _SC_2_C_DEV, SYSCONF }, + { "POSIX2_FORT_DEV", _SC_2_FORT_DEV, SYSCONF }, + { "POSIX2_FORT_RUN", _SC_2_FORT_RUN, SYSCONF }, + { "POSIX2_LOCALEDEF", _SC_2_LOCALEDEF, SYSCONF }, + { "POSIX2_SW_DEV", _SC_2_SW_DEV, SYSCONF }, { "PATH", _CS_PATH, CONFSTR }, { NULL, 0, SYSCONF } }; -static CONST char *program; +extern const char *__progname; + static void -DEFUN_VOID(usage) +usage (void) { - fprintf (stderr, _("Usage: %s variable_name [pathname]\n"), program); + fprintf (stderr, _("Usage: %s variable_name [pathname]\n"), __progname); exit (2); } int -DEFUN(main, (argc, argv), int argc AND char **argv) +main (int argc, char *argv[]) { - register CONST struct conf *c; - - program = strrchr (argv[0], '/'); - if (program == NULL) - program = argv[0]; - else - ++program; + register const struct conf *c; if (argc < 2 || argc > 3) usage (); @@ -124,11 +137,8 @@ DEFUN(main, (argc, argv), int argc AND char **argv) usage (); value = pathconf (argv[2], c->call_name); if (value == -1) - { - fprintf (stderr, "%s: pathconf: %s: %s\n", - program, argv[2], strerror (errno)); - exit (3); - } + error (3, errno, "pathconf: %s", argv[2]); + printf ("%ld\n", value); exit (0); @@ -145,22 +155,17 @@ DEFUN(main, (argc, argv), int argc AND char **argv) clen = confstr (c->call_name, (char *) NULL, 0); cvalue = (char *) malloc (clen); if (cvalue == NULL) - { - fprintf (stderr, "%s: malloc: %s\n", - program, strerror (errno)); - exit (3); - } + error (3, 0, _("memory exhausted")); + if (confstr (c->call_name, cvalue, clen) != clen) - { - fprintf (stderr, "%s: confstr: %s\n", - program, strerror (errno)); - exit (3); - } + error (3, errno, "confstr"); + printf ("%.*s\n", (int) clen, cvalue); exit (0); } } - fprintf (stderr, _("%s: Unrecognized variable `%s'\n"), program, argv[1]); - exit (2); + error (2, 0, _("Unrecognized variable `%s'"), argv[1]); + /* NOTREACHED */ + return 2; } |