107 lines
3 KiB
C
107 lines
3 KiB
C
/*
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* (c) 2005 Nico Schottelius (nico-linux at schottelius.org)
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*/
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#ifndef _CINIT_H
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#define _CINIT_H
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/* includes */
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#include <sys/types.h> /* pid_t */
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#include "config.h" /* paths, socket options, etc. */
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/***********************************************************************
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* Defines
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*/
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#define SLASH "/"
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#define CINIT_CONFDIR CINIT_DIR SLASH C_CONFDIR
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#define CINIT_PANIC CINIT_CONFDIR SLASH C_PANIC
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enum { /* FIXME: there are some default defines somewhere for that */
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FD_IN=0,
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FD_OUT=1,
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FD_ERR=2
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};
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enum { /* returns of openreadclose */
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ORC_OK, /* everything went fine */
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ORC_ERR_NONEXISTENT, /* file does not exist */
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ORC_ERR_OPEN, /* error opening the file */
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ORC_ERR_READ,
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ORC_ERR_CLOSE,
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ORC_ERR_MEM
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};
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/* values for execute_sth:
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* STRICT: print and error, if .../on does not exist
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* NOSTRICT: no .../on is fine
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*/
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enum {
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EXEC_STRICT,
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EXEC_NOSTRICT
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};
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enum {
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FE_FILE, /* file exists and is a file */
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FE_OTHER, /* file exists, but is no file */
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FE_NOT, /* file does not exist */
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FE_NOLINK, /* file is a broken symbolic link*/
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FE_ERR /* some error occured */
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};
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/***********************************************************************
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* Paths
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*/
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#define CINIT_SVCDIR CINIT_DIR SLASH SVCDIR
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#define CINIT_INIT CINIT_SVCDIR SLASH C_INIT
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#define CINIT_TMNT CINIT_DIR SLASH C_TMP
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#define CINIT_SOCK CINIT_TMNT SLASH C_SOCK
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#define CINIT_BIN PREFIX SLASH "sbin" SLASH "cinit"
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#define CINIT_CONFDIR CINIT_DIR SLASH C_CONFDIR
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#define CINIT_PANIC CINIT_CONFDIR SLASH C_PANIC
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#define CINIT_LAST CINIT_CONFDIR SLASH C_LAST
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#define CINIT_SLEEPFILE CINIT_CONFDIR SLASH SLEEP_BEFORE_KILL
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/* actions for i/o handlers (see comm/do_*) */
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#define ACT_SERV 0
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#define ACT_CLIENT 1
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/* functions (used by server and client) */
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int run_svc(char *rpath);
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void mini_printf(char *str, int fd);
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void set_signals(int action);
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void usage(char *banner, char *stext);
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int do_svc_name(int sock2, char *svc, int action);
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int do_change_status(char *svc, char *status, pid_t *pid, int sock2, int action);
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char do_result(int sock2, char *value);
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/* core functions */
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void panic(void);
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void sig_child(int signal);
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/* client / message functions */
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int msg_svc_on_off(char *svc, char action);
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int msg_change_status(char *svc, char status, pid_t pid);
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int begin_msg(char cmd);
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/* client functions */
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pid_t respawn_svc(char *abspath);
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char **read_file(char *file);
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void sig_terminate(int signal);
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/* generic */
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void execute_sth(char *basename);
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int execute_and_wait(char *svc);
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int path_append(char *path, char *append);
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int path_absolute(char *relpath, char *buf, size_t size);
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int openreadclose(char *filename, char **where);
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char *strip_final_newline(char *str);
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int file_exists(char *filename);
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void sleep_before_kill();
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/* util */
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//int msg_reboot(char cmd);
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void print_errno(char *text);
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#endif /* _CINIT_H */
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