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author | Robert Ginda <rginda@google.com> | 2015-08-10 15:45:03 -0700 |
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committer | Robert Ginda <rginda@google.com> | 2015-08-10 15:45:03 -0700 |
commit | 4340b1831d360a440ab7bf5e1aa0170398437163 (patch) | |
tree | f5a90fac0006dada785191bc4e626982b62131e7 /libdaemon/dpid.h | |
parent | d012a8bd96e5ae970e89b181ae352c909adf506a (diff) | |
parent | 8d8ad60fce9134f31b233c78bd286d3f949aa3b8 (diff) | |
download | platform_external_libdaemon-4340b1831d360a440ab7bf5e1aa0170398437163.tar.gz platform_external_libdaemon-4340b1831d360a440ab7bf5e1aa0170398437163.tar.bz2 platform_external_libdaemon-4340b1831d360a440ab7bf5e1aa0170398437163.zip |
Import libdaemon into the Android tree.
Import libdaemon (a dep of external/avahi, which is a dep of
system/peerd).
At the time of the import the libdaemon HEAD was
0630da04e575213229f695bdc3dc90aa92ca4f55
Committed on 2012-09-03.
Bug: 22921222
Diffstat (limited to 'libdaemon/dpid.h')
-rw-r--r-- | libdaemon/dpid.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/libdaemon/dpid.h b/libdaemon/dpid.h new file mode 100644 index 0000000..66cdbb1 --- /dev/null +++ b/libdaemon/dpid.h @@ -0,0 +1,106 @@ +#ifndef foodaemonpidhfoo +#define foodaemonpidhfoo + +/*** + This file is part of libdaemon. + + Copyright 2003-2008 Lennart Poettering + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. + +***/ + +#include <sys/types.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/** \file + * + * Contains an API for manipulating PID files. + */ + +/** Prototype of a function for generating the name of a PID file. + */ +typedef const char* (*daemon_pid_file_proc_t)(void); + +/** Identification string for the PID file name, only used when + * daemon_pid_file_proc is set to daemon_pid_file_proc_default(). Use + * daemon_ident_from_argv0() to generate an identification string from + * argv[0] + */ +extern const char *daemon_pid_file_ident; + +/** A function pointer which is used to generate the name of the PID + * file to manipulate. Points to daemon_pid_file_proc_default() by + * default. + */ +extern daemon_pid_file_proc_t daemon_pid_file_proc; + +/** A function for creating a pid file name from + * daemon_pid_file_ident + * @return The PID file path + */ +const char *daemon_pid_file_proc_default(void); + +/** Creates PID pid file for the current process + * @return zero on success, nonzero on failure + */ +int daemon_pid_file_create(void); + +/** Removes the PID file of the current process + * @return zero on success, nonzero on failure + */ +int daemon_pid_file_remove(void); + +/** Returns the PID file of a running daemon, if available + * @return The PID or negative on failure + */ +pid_t daemon_pid_file_is_running(void); + +/** Kills a running daemon, if available + * @param s The signal to send + * @return zero on success, nonzero on failure + */ +int daemon_pid_file_kill(int s); + +/** This variable is defined to 1 iff daemon_pid_file_kill_wait() is supported. + * @since 0.3 + * @see daemon_pid_file_kill_wait() */ +#define DAEMON_PID_FILE_KILL_WAIT_AVAILABLE 1 + +/** Similar to daemon_pid_file_kill() but waits until the process + * died. This functions is new in libdaemon 0.3. The macro + * DAEMON_PID_FILE_KILL_WAIT_AVAILABLE is defined iff libdaemon + * supports this function. + * + * @param s The signal to send + * @param m Seconds to wait at maximum + * @return zero on success, nonzero on failure (timeout condition is considered a failure) + * @since 0.3 + * @see DAEMON_PID_FILE_KILL_WAIT_AVAILABLE + */ +int daemon_pid_file_kill_wait(int s, int m); + +#ifdef __cplusplus +} +#endif + +#endif |