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Diffstat (limited to 'erts/etc/common/run_erl_common.h')
-rw-r--r-- | erts/etc/common/run_erl_common.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/erts/etc/common/run_erl_common.h b/erts/etc/common/run_erl_common.h new file mode 100644 index 0000000000..dca1af93f2 --- /dev/null +++ b/erts/etc/common/run_erl_common.h @@ -0,0 +1,95 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2013. All Rights Reserved. + * + * The contents of this file are subject to the Erlang Public License, + * Version 1.1, (the "License"); you may not use this file except in + * compliance with the License. You should have received a copy of the + * Erlang Public License along with this software. If not, it can be + * retrieved online at http://www.erlang.org/. + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * %CopyrightEnd% + */ +/* + * Functions that are common to both OSE and unix implementations of run_erl + */ +#ifndef ERL_RUN_ERL_LOG_H +#define ERL_RUN_ERL_LOG_H + +#include <stdio.h> +#include <time.h> +#include <unistd.h> + +#include "run_erl_vsn.h" + +/* Log handling */ +int erts_run_erl_log_init(int run_daemon, char* logdir); +int erts_run_erl_log_open(void); +int erts_run_erl_log_close(void); +int erts_run_erl_log_write(char *buff, size_t len); +int erts_run_erl_log_activity(int timeout, time_t now, time_t last_activity); + +void erts_run_erl_log_status(const char *format,...); +void erts_run_erl_log_error(int priority, int line, const char *format,...); + +int erts_run_erl_open_fifo(char *pipename,char *w_pipename,char *r_pipename); +int erts_run_erl_log_alive_minutes(void); +int erts_run_erl_extract_ctrl_seq(char* buf, int len); + +/* File operations */ +ssize_t sf_read(int fd, void *buffer, size_t len); +ssize_t sf_write(int fd, const void *buffer, size_t len); +int sf_open(const char *path, int type, mode_t mode); +int sf_close(int fd); +int erts_run_erl_write_all(int fd, const char* buf, int len); +char *simple_basename(char *path); + +#ifndef LOG_ERR +#define LOG_ERR NULL +#endif + +#define ERROR0(Prio,Format) erts_run_erl_log_error(Prio,__LINE__,Format"\n") +#define ERROR1(Prio,Format,A1) erts_run_erl_log_error(Prio,__LINE__,Format"\n",A1) +#define ERROR2(Prio,Format,A1,A2) erts_run_erl_log_error(Prio,__LINE__,Format"\n",A1,A2) + +#ifdef HAVE_STRERROR +# define ADD_ERRNO(Format) "errno=%d '%s'\n"Format"\n",errno,strerror(errno) +#else +# define ADD_ERRNO(Format) "errno=%d\n"Format"\n",errno +#endif +#define ERRNO_ERR0(Prio,Format) erts_run_erl_log_error(Prio,__LINE__,ADD_ERRNO(Format)) +#define ERRNO_ERR1(Prio,Format,A1) erts_run_erl_log_error(Prio,__LINE__,ADD_ERRNO(Format),A1) +#define ERRNO_ERR2(Prio,Format,A1,A2) erts_run_erl_log_error(Prio,__LINE__,ADD_ERRNO(Format),A1,A2) + +/* defined in run_common.c */ +extern int erts_run_erl_log_alive_minutes; + +#define RUN_ERL_USAGE \ + "%s (pipe_name|pipe_dir/) log_dir \"command [parameters ...]\"" \ + "\n\nDESCRIPTION:\n" \ + "You may also set the environment variables RUN_ERL_LOG_GENERATIONS\n" \ + "and RUN_ERL_LOG_MAXSIZE to the number of log files to use and the\n" \ + "size of the log file when to switch to the next log file\n" + +#ifndef FILENAME_MAX +#define FILENAME_MAX 250 +#endif + +#define FILENAME_BUFSIZ FILENAME_MAX + +#ifdef O_NONBLOCK +# define DONT_BLOCK_PLEASE O_NONBLOCK +#else +# define DONT_BLOCK_PLEASE O_NDELAY +# ifndef EAGAIN +# define EAGAIN -3898734 +# endif +#endif + +#endif |