# SPDX-License-Identifier: CC0-1.0 # Cache system paths libcamera_datadir = get_option('datadir') / 'libcamera' libcamera_libdir = get_option('libdir') / 'libcamera' libcamera_sysconfdir = get_option('sysconfdir') / 'libcamera' config_h.set('LIBCAMERA_DATA_DIR', '"' + get_option('prefix') / libcamera_datadir + '"') config_h.set('LIBCAMERA_SYSCONF_DIR', '"' + get_option('prefix') / libcamera_sysconfdir + '"') summary({ 'LIBCAMERA_DATA_DIR' : config_h.get('LIBCAMERA_DATA_DIR'), 'LIBCAMERA_SYSCONF_DIR' : config_h.get('LIBCAMERA_SYSCONF_DIR'), }, section : 'Paths') # Module Signing openssl = find_program('openssl', required : true) if openssl.found() ipa_priv_key = custom_target('ipa-priv-key', output : ['ipa-priv-key.pem'], command : [gen_ipa_priv_key, '@OUTPUT@']) config_h.set('HAVE_IPA_PUBKEY', 1) ipa_sign_module = true else ipa_sign_module = false endif # libcamera must be built first as a dependency to the other components. subdir('libcamera') subdir('android') subdir('ipa') subdir('lc-compliance') subdir('cam') subdir('qcam') subdir('gstreamer') subdir('py') subdir('v4l2') xtensible-format-v9'>imx8mp/extensible-format-v9 Jacopo Mondi's clone of libcameragit repository hosting on libcamera.org
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path: root/include/libcamera/base/utils.h
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2018, Google Inc.
 *
 * utils.h - Miscellaneous utility functions
 */

#pragma once

#include <algorithm>
#include <chrono>
#include <iterator>
#include <memory>
#include <ostream>
#include <sstream>
#include <string>
#include <string.h>
#include <sys/time.h>
#include <type_traits>
#include <utility>
#include <vector>

#include <libcamera/base/private.h>

#ifndef __DOXYGEN__

/* uClibc and uClibc-ng don't provide O_TMPFILE */
#ifndef O_TMPFILE
#define O_TMPFILE (020000000 | O_DIRECTORY)
#endif

#endif

namespace libcamera {

namespace utils {

const char *basename(const char *path);

char *secure_getenv(const char *name);
std::string dirname(const std::string &path);

template<typename T>
std::vector<typename T::key_type> map_keys(const T &map)
{
	std::vector<typename T::key_type> keys;
	std::transform(map.begin(), map.end(), std::back_inserter(keys),
		       [](const auto &value) { return value.first; });
	return keys;
}

template<class InputIt1, class InputIt2>
unsigned int set_overlap(InputIt1 first1, InputIt1 last1,
			 InputIt2 first2, InputIt2 last2)
{
	unsigned int count = 0;

	while (first1 != last1 && first2 != last2) {
		if (*first1 < *first2) {
			++first1;