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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:38:56 +0000
commit6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 (patch)
treef63ce19d57fad3ac4a15bc26dbfbfa2b834111b5 /builtins/times.def
parentInitial commit. (diff)
downloadbash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.tar.xz
bash-6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321.zip
Adding upstream version 5.2.15.upstream/5.2.15upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+This file is times.def, from which is created times.c.
+It implements the builtin "times" in Bash.
+
+Copyright (C) 1987-2009 Free Software Foundation, Inc.
+
+This file is part of GNU Bash, the Bourne Again SHell.
+
+Bash is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Bash is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Bash. If not, see <http://www.gnu.org/licenses/>.
+
+$PRODUCES times.c
+
+$BUILTIN times
+$FUNCTION times_builtin
+$SHORT_DOC times
+Display process times.
+
+Prints the accumulated user and system times for the shell and all of its
+child processes.
+
+Exit Status:
+Always succeeds.
+$END
+
+#include <config.h>
+
+#if defined (HAVE_UNISTD_H)
+# ifdef _MINIX
+# include <sys/types.h>
+# endif
+# include <unistd.h>
+#endif
+
+#include <stdio.h>
+#include "../bashtypes.h"
+#include "../shell.h"
+
+#include <posixtime.h>
+
+#if defined (HAVE_SYS_TIMES_H)
+# include <sys/times.h>
+#endif /* HAVE_SYS_TIMES_H */
+
+#if defined (HAVE_SYS_RESOURCE_H) && !defined (RLIMTYPE)
+# include <sys/resource.h>
+#endif
+
+#include "common.h"
+
+/* Print the totals for system and user time used. */
+int
+times_builtin (list)
+ WORD_LIST *list;
+{
+#if defined (HAVE_GETRUSAGE) && defined (HAVE_TIMEVAL) && defined (RUSAGE_SELF)
+ struct rusage self, kids;
+
+ USE_VAR(list);
+
+ if (no_options (list))
+ return (EX_USAGE);
+
+ getrusage (RUSAGE_SELF, &self);
+ getrusage (RUSAGE_CHILDREN, &kids); /* terminated child processes */
+
+ print_timeval (stdout, &self.ru_utime);
+ putchar (' ');
+ print_timeval (stdout, &self.ru_stime);
+ putchar ('\n');
+ print_timeval (stdout, &kids.ru_utime);
+ putchar (' ');
+ print_timeval (stdout, &kids.ru_stime);
+ putchar ('\n');
+
+#else
+# if defined (HAVE_TIMES)
+ /* This uses the POSIX.1/XPG5 times(2) interface, which fills in a
+ `struct tms' with values of type clock_t. */
+ struct tms t;
+
+ USE_VAR(list);
+
+ if (no_options (list))
+ return (EX_USAGE);
+
+ times (&t);
+
+ print_clock_t (stdout, t.tms_utime);
+ putchar (' ');
+ print_clock_t (stdout, t.tms_stime);
+ putchar ('\n');
+ print_clock_t (stdout, t.tms_cutime);
+ putchar (' ');
+ print_clock_t (stdout, t.tms_cstime);
+ putchar ('\n');
+
+# else /* !HAVE_TIMES */
+
+ USE_VAR(list);
+
+ if (no_options (list))
+ return (EX_USAGE);
+ printf ("0.00 0.00\n0.00 0.00\n");
+
+# endif /* HAVE_TIMES */
+#endif /* !HAVE_TIMES */
+
+ return (sh_chkwrite (EXECUTION_SUCCESS));
+}