opencv/3rdparty/zlib-ng/win32/depcheck.cpp

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/* depcheck.cpp - Dependency checker for NMake Makefiles
* Copyright (c) 2024 Mika T. Lindqvist
*/
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
int main(int argc, char* argv[]) {
if (argc != 3) {
printf("Usage: depcheck Makefile <top_directory>\n");
return -1;
}
std::filebuf fb;
if (fb.open (argv[1],std::ios::in)) {
std::istream is(&fb);
std::string makefile = argv[1];
std::string l, tmp, tmp2;
while (is) {
std::getline(is, l);
while (l.back() == '\\') {
std::getline(is, tmp);
l.replace(l.length() - 1, 1, tmp);
}
size_t pos = l.find("obj:");
if (pos != std::string::npos) {
std::string objfile = l.substr(0, pos+3);
printf("File: %s\n", objfile.c_str());
std::vector<std::string> files;
std::stringstream ss(l.substr(pos+4));
while(getline(ss, tmp, ' ')){
if (tmp != "" && tmp != "/") {
files.push_back(tmp);
}
}
for (auto it = files.begin(); it != files.end(); ++it) {
printf("Dependency: %s\n", (*it).c_str());
}
if (!files.empty()) {
std::filebuf fb2;
std::string src = files[0];
size_t pos2 = src.find("$(TOP)");
if (pos2 != std::string::npos) {
src.replace(pos2, 6, argv[2]);
}
printf("Source: %s\n", src.c_str());
if (fb2.open(src.c_str(),std::ios::in)) {
std::istream is2(&fb2);
std::vector<std::string> includes;
while (is2) {
std::getline(is2, l);
pos = l.find("#");
if (pos != std::string::npos) {
pos2 = l.find("include");
size_t pos3 = l.find("\"");
if (pos2 != std::string::npos && pos3 != std::string::npos && pos2 > pos && pos3 > pos2) {
tmp = l.substr(pos3 + 1);
pos2 = tmp.find("\"");
if (pos2 != std::string::npos) {
tmp = tmp.substr(0, pos2);
}
pos2 = tmp.find("../");
if (pos2 != std::string::npos) {
tmp = tmp.substr(3);
}
printf("Line: %s\n", tmp.c_str());
int found = 0;
for (size_t i = 1; i < files.size(); i++) {
pos3 = files[i].find("$(SUFFIX)");
if (pos3 != std::string::npos) {
tmp2 = files[i].substr(0, pos3).append(files[i].substr(pos3 + 9));
printf("Comparing dependency \"%s\" and \"%s\"\n", tmp2.c_str(), tmp.c_str());
if (tmp2 == tmp) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/%s\"\n", tmp2.c_str(), tmp.c_str());
if (tmp2 == std::string("$(TOP)/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
tmp2 = files[i].substr(0, pos3).append("-ng").append(files[i].substr(pos3 + 9));
printf("Comparing dependency \"%s\" and \"%s\"\n", tmp2.c_str(), tmp.c_str());
if (tmp2 == tmp) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/%s\"\n", tmp2.c_str(), tmp.c_str());
if (tmp2 == std::string("$(TOP)/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
} else {
printf("Comparing dependency \"%s\" and \"%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == tmp) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/arch/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/arch/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/arch/generic/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/arch/generic/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/arch/arm/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/arch/arm/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/arch/x86/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/arch/x86/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
printf("Comparing dependency \"%s\" and \"$(TOP)/test/%s\"\n", files[i].c_str(), tmp.c_str());
if (files[i] == std::string("$(TOP)/test/").append(tmp)) {
printf("Dependency %s OK\n", tmp.c_str());
found = 1;
includes.push_back(tmp);
break;
}
}
}
// Skip irrelevant dependencies
if (tmp.substr(0, 9) == "arch/s390") found = 1;
if (tmp == "zlib-ng.h" && std::find(includes.begin(), includes.end(), "zlib.h") != includes.end()) found = 1;
if (found == 0) {
printf("%s: Dependency %s missing for %s!\n", makefile.c_str(), tmp.c_str(), objfile.c_str());
return -1;
}
}
}
}
for (size_t i = 1; i < files.size(); i++) {
int found = 0;
tmp = files[i];
printf("Dependency: %s\n", tmp.c_str());
pos2 = tmp.find("$(TOP)");
if (pos2 != std::string::npos) {
tmp = tmp.substr(7);
}
for (size_t j = 0; j < includes.size(); j++) {
pos2 = tmp.find("$(SUFFIX)");
if (pos2 != std::string::npos) {
std::string tmp1 = tmp.substr(0, pos2).append(tmp.substr(pos2 + 9));
printf("[%zd/%zd] Comparing dependency \"%s\" and \"%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == includes[j]) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/generic/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/generic/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/arm/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/arm/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/x86/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/x86/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"test/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("test/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
tmp1 = tmp.substr(0, pos2).append("-ng").append(tmp.substr(pos2 + 9));
printf("[%zd/%zd] Comparing dependency \"%s\" and \"%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == includes[j]) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/generic/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/generic/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/arm/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/arm/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/x86/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("arch/x86/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"test/%s\"\n", j, includes.size(), tmp1.c_str(), includes[j].c_str());
if (tmp1 == std::string("test/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
} else {
printf("[%zd/%zd] Comparing dependency \"%s\" and \"%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == includes[j]) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == std::string("arch/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/generic/%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == std::string("arch/generic/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/arm/%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == std::string("arch/arm/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"arch/x86/%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == std::string("arch/x86/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
printf("[%zd/%zd] Comparing dependency \"%s\" and \"test/%s\"\n", j, includes.size(), tmp.c_str(), includes[j].c_str());
if (tmp == std::string("test/").append(includes[j])) {
printf("Dependency %s OK\n", files[i].c_str());
found = 1;
break;
}
}
}
// Skip indirect dependencies
if (tmp.find("arm_features.h") != std::string::npos
&& std::find(includes.begin(), includes.end(), "cpu_features.h") != includes.end()
&& (makefile.find(".arm") != std::string::npos
|| makefile.find(".a64") != std::string::npos)) found = 1;
if (tmp.find("x86_features.h") != std::string::npos
&& std::find(includes.begin(), includes.end(), "cpu_features.h") != includes.end()
&& makefile.find(".msc") != std::string::npos) found = 1;
//
if (tmp.find("generic_functions.h") != std::string::npos
&& std::find(includes.begin(), includes.end(), "arch_functions.h") != includes.end()) found = 1;
if (tmp.find("arm_functions.h") != std::string::npos
&& std::find(includes.begin(), includes.end(), "arch_functions.h") != includes.end()
&& (makefile.find(".arm") != std::string::npos
|| makefile.find(".a64") != std::string::npos)) found = 1;
if (tmp.find("x86_functions.h") != std::string::npos
&& std::find(includes.begin(), includes.end(), "arch_functions.h") != includes.end()
&& makefile.find(".msc") != std::string::npos) found = 1;
if (found == 0) {
printf("%s: Dependency %s not needed for %s\n", makefile.c_str(), files[i].c_str(), objfile.c_str());
return -1;
}
}
fb2.close();
}
}
}
}
fb.close();
}
return 0;
}