mirror of https://github.com/tstack/lnav
[build] some tidying up of the headers
parent
8df83d562a
commit
0361ed5700
@ -0,0 +1,41 @@
|
||||
/**
|
||||
* Copyright (c) 2023, Timothy Stack
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice, this
|
||||
* list of conditions and the following disclaimer.
|
||||
* * 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.
|
||||
* * Neither the name of Timothy Stack 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 REGENTS 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 REGENTS 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.
|
||||
*/
|
||||
|
||||
#ifndef lnav_ansi_vars_hh
|
||||
#define lnav_ansi_vars_hh
|
||||
|
||||
#include "shlex.resolver.hh"
|
||||
|
||||
/**
|
||||
* Populate a variable map with strings that contain escape sequences that
|
||||
* might be useful to script writers.
|
||||
*/
|
||||
void add_ansi_vars(std::map<std::string, scoped_value_t>& vars);
|
||||
|
||||
#endif
|
@ -0,0 +1,206 @@
|
||||
/**
|
||||
* Copyright (c) 2023, Timothy Stack
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice, this
|
||||
* list of conditions and the following disclaimer.
|
||||
* * 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.
|
||||
* * Neither the name of Timothy Stack 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 REGENTS 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 REGENTS 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.
|
||||
*
|
||||
* @file auto_fd.cc
|
||||
*/
|
||||
|
||||
#include "auto_fd.hh"
|
||||
|
||||
#include <fcntl.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#include "lnav_log.hh"
|
||||
|
||||
int
|
||||
auto_fd::pipe(auto_fd* af)
|
||||
{
|
||||
int retval, fd[2];
|
||||
|
||||
require(af != nullptr);
|
||||
|
||||
if ((retval = ::pipe(fd)) == 0) {
|
||||
af[0] = fd[0];
|
||||
af[1] = fd[1];
|
||||
}
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
auto_fd
|
||||
auto_fd::dup_of(int fd)
|
||||
{
|
||||
if (fd == -1) {
|
||||
return auto_fd{};
|
||||
}
|
||||
|
||||
auto new_fd = ::dup(fd);
|
||||
|
||||
if (new_fd == -1) {
|
||||
throw std::bad_alloc();
|
||||
}
|
||||
|
||||
return auto_fd(new_fd);
|
||||
}
|
||||
|
||||
auto_fd::auto_fd(int fd) : af_fd(fd)
|
||||
{
|
||||
require(fd >= -1);
|
||||
}
|
||||
|
||||
auto_fd::auto_fd(auto_fd&& af) noexcept : af_fd(af.release()) {}
|
||||
|
||||
auto_fd
|
||||
auto_fd::dup() const
|
||||
{
|
||||
int new_fd;
|
||||
|
||||
if (this->af_fd == -1 || (new_fd = ::dup(this->af_fd)) == -1) {
|
||||
throw std::bad_alloc();
|
||||
}
|
||||
|
||||
return auto_fd{new_fd};
|
||||
}
|
||||
|
||||
auto_fd::~auto_fd()
|
||||
{
|
||||
this->reset();
|
||||
}
|
||||
|
||||
void
|
||||
auto_fd::reset(int fd)
|
||||
{
|
||||
require(fd >= -1);
|
||||
|
||||
if (this->af_fd != fd) {
|
||||
if (this->af_fd != -1) {
|
||||
switch (this->af_fd) {
|
||||
case STDIN_FILENO:
|
||||
case STDOUT_FILENO:
|
||||
case STDERR_FILENO:
|
||||
break;
|
||||
default:
|
||||
close(this->af_fd);
|
||||
break;
|
||||
}
|
||||
}
|
||||
this->af_fd = fd;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
auto_fd::close_on_exec() const
|
||||
{
|
||||
if (this->af_fd == -1) {
|
||||
return;
|
||||
}
|
||||
log_perror(fcntl(this->af_fd, F_SETFD, FD_CLOEXEC));
|
||||
}
|
||||
|
||||
auto_fd&
|
||||
auto_fd::operator=(int fd)
|
||||
{
|
||||
require(fd >= -1);
|
||||
|
||||
this->reset(fd);
|
||||
return *this;
|
||||
}
|
||||
|
||||
Result<auto_pipe, std::string>
|
||||
auto_pipe::for_child_fd(int child_fd)
|
||||
{
|
||||
auto_pipe retval(child_fd);
|
||||
|
||||
if (retval.open() == -1) {
|
||||
return Err(std::string(strerror(errno)));
|
||||
}
|
||||
|
||||
return Ok(std::move(retval));
|
||||
}
|
||||
|
||||
auto_pipe::auto_pipe(int child_fd, int child_flags)
|
||||
: ap_child_flags(child_flags), ap_child_fd(child_fd)
|
||||
{
|
||||
switch (child_fd) {
|
||||
case STDIN_FILENO:
|
||||
this->ap_child_flags = O_RDONLY;
|
||||
break;
|
||||
case STDOUT_FILENO:
|
||||
case STDERR_FILENO:
|
||||
this->ap_child_flags = O_WRONLY;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
auto_pipe::after_fork(pid_t child_pid)
|
||||
{
|
||||
int new_fd;
|
||||
|
||||
switch (child_pid) {
|
||||
case -1:
|
||||
this->close();
|
||||
break;
|
||||
case 0:
|
||||
if (this->ap_child_flags == O_RDONLY) {
|
||||
this->write_end().reset();
|
||||
if (this->read_end().get() == -1) {
|
||||
this->read_end() = ::open("/dev/null", O_RDONLY);
|
||||
}
|
||||
new_fd = this->read_end().get();
|
||||
} else {
|
||||
this->read_end().reset();
|
||||
if (this->write_end().get() == -1) {
|
||||
this->write_end() = ::open("/dev/null", O_WRONLY);
|
||||
}
|
||||
new_fd = this->write_end().get();
|
||||
}
|
||||
if (this->ap_child_fd != -1) {
|
||||
if (new_fd != this->ap_child_fd) {
|
||||
dup2(new_fd, this->ap_child_fd);
|
||||
this->close();
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
if (this->ap_child_flags == O_RDONLY) {
|
||||
this->read_end().reset();
|
||||
} else {
|
||||
this->write_end().reset();
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
auto_pipe::open()
|
||||
{
|
||||
int retval = auto_fd::pipe(this->ap_fd);
|
||||
this->ap_fd[0].close_on_exec();
|
||||
this->ap_fd[1].close_on_exec();
|
||||
return retval;
|
||||
}
|
@ -0,0 +1,35 @@
|
||||
/**
|
||||
* Copyright (c) 2023, Timothy Stack
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice, this
|
||||
* list of conditions and the following disclaimer.
|
||||
* * 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.
|
||||
* * Neither the name of Timothy Stack 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 REGENTS 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 REGENTS 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.
|
||||
*/
|
||||
|
||||
#ifndef lnav_base_types_hh
|
||||
#define lnav_base_types_hh
|
||||
|
||||
struct null_value_t {};
|
||||
|
||||
#endif
|
@ -0,0 +1,47 @@
|
||||
/**
|
||||
* Copyright (c) 2023, Timothy Stack
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice, this
|
||||
* list of conditions and the following disclaimer.
|
||||
* * 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.
|
||||
* * Neither the name of Timothy Stack 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 REGENTS 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 REGENTS 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.
|
||||
*/
|
||||
|
||||
#ifndef lnav_sql_execute_hh
|
||||
#define lnav_sql_execute_hh
|
||||
|
||||
#include <vector>
|
||||
|
||||
#include <sqlite3.h>
|
||||
|
||||
#include "base/lnav.console.hh"
|
||||
#include "shlex.resolver.hh"
|
||||
|
||||
void sql_execute_script(
|
||||
sqlite3* db,
|
||||
const std::map<std::string, scoped_value_t>& global_vars,
|
||||
const char* src_name,
|
||||
const char* script,
|
||||
std::vector<lnav::console::user_message>& errors);
|
||||
|
||||
#endif
|
Loading…
Reference in New Issue