From d33b44b63f1928f62d4adaf4fa108d47c09273ce Mon Sep 17 00:00:00 2001 From: Heimdal Developers Date: Thu, 2 Dec 2010 00:27:55 -0500 Subject: [PATCH] Import of code from heimdal This commit updates the code imported from heimdal to 42f9c644cf00be752f09d85a9664bf2e3502101c (switch-from-svn-to-git-1962-g42f9c64) New files are: roken/write_pid.c Change-Id: I7b48eae393b26c6afe9e9b7dd9f26d8db2d1c6fc Reviewed-on: http://gerrit.openafs.org/3421 Reviewed-by: Derrick Brashear Tested-by: Derrick Brashear --- src/external/heimdal-files | 1 + src/external/heimdal/roken/write_pid.c | 90 ++++++++++++++++++++++++++ 2 files changed, 91 insertions(+) create mode 100644 src/external/heimdal/roken/write_pid.c diff --git a/src/external/heimdal-files b/src/external/heimdal-files index 999d57aca..d1998da60 100644 --- a/src/external/heimdal-files +++ b/src/external/heimdal-files @@ -85,4 +85,5 @@ lib/roken/vwarnx.c roken/vwarnx.c lib/roken/warn.c roken/warn.c lib/roken/warnx.c roken/warnx.c lib/roken/warnerr.c roken/warnerr.c +lib/roken/write_pid.c roken/write_pid.c diff --git a/src/external/heimdal/roken/write_pid.c b/src/external/heimdal/roken/write_pid.c new file mode 100644 index 000000000..505936984 --- /dev/null +++ b/src/external/heimdal/roken/write_pid.c @@ -0,0 +1,90 @@ +/* + * Copyright (c) 1999 - 2001 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include + +#include "roken.h" + +ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL +pid_file_write (const char *progname) +{ + char *ret = NULL; + FILE *fp; + + if (asprintf (&ret, "%s%s.pid", _PATH_VARRUN, progname) < 0 || ret == NULL) + return NULL; + fp = fopen (ret, "w"); + if (fp == NULL) { + free (ret); + return NULL; + } + fprintf (fp, "%u", (unsigned)getpid()); + fclose (fp); + return ret; +} + +ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL +pid_file_delete (char **filename) +{ + if (*filename != NULL) { + unlink (*filename); + free (*filename); + *filename = NULL; + } +} + +#ifndef HAVE_PIDFILE +static char *pidfile_path; + +static void +pidfile_cleanup(void) +{ + if(pidfile_path != NULL) + pid_file_delete(&pidfile_path); +} + +ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL +pidfile(const char *basename) +{ + if(pidfile_path != NULL) + return; + if(basename == NULL) + basename = getprogname(); + pidfile_path = pid_file_write(basename); +#if defined(HAVE_ATEXIT) + atexit(pidfile_cleanup); +#elif defined(HAVE_ON_EXIT) + on_exit(pidfile_cleanup); +#endif +} +#endif -- 2.39.5