code: Работа с curl

.gitignore

@@ -1,3 +1,6 @@
+/curl.h
+/Debug
+/curl/
 /03-scaling.actual.txt
 /03-scaling.expected.txt
 /03-scaling.input.txt

histogram.cpp

@@ -4,7 +4,7 @@
 #include "histogram.h"
 using namespace std;
 
-void find_minmax(const vector<double>& numbers, double& min, double& max) {
+bool find_minmax(const vector<double>& numbers, double& min, double& max) {
     if (numbers.size() != 0)
     {
         min = numbers[0];
@@ -20,7 +20,9 @@ void find_minmax(const vector<double>& numbers, double& min, double& max) {
                 max = x;
             }
         }
+        return true;
     }
+    return false;
 }
 
 void find_max_capacity(const vector<size_t>& bins, size_t& max_bin_capacity)

histogram_internal.h

@@ -1,4 +1,4 @@
 #pragma once
 #include <vector>
 
-void find_minmax(const std::vector<double>& numbers, double& min, double& max);
+bool find_minmax(const std::vector<double>& numbers, double& min, double& max);

lab03.vcxproj

@@ -85,16 +85,24 @@
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
   <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LibraryPath>$(VC_LibraryPath_x64);$(WindowsSDK_LibraryPath_x64)</LibraryPath>
+    <IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath)</IncludePath>
+    <ExternalIncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath)</ExternalIncludePath>
+  </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalIncludeDirectories>D:/prg/lab03/curl/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>D:\prg\lab03\curl\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>$(CoreLibraryDependencies);libcurl.dll.a;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -105,12 +113,15 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalIncludeDirectories>D:/prg/lab03/curl/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>D:\prg\lab03\curl\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>$(CoreLibraryDependencies);libcurl.dll.a;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -119,10 +130,13 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalIncludeDirectories>D:/prg/lab03/curl/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>D:\prg\lab03\curl\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>$(CoreLibraryDependencies);libcurl.dll.a;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -133,13 +147,25 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalModuleDependencies>
+      </AdditionalModuleDependencies>
+      <AdditionalIncludeDirectories>D:/prg/lab03/curl/include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>D:\prg\lab03\curl\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>$(CoreLibraryDependencies);libcurl.dll.a;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
+    <CustomBuildStep>
+      <Inputs>
+      </Inputs>
+    </CustomBuildStep>
+    <ProjectReference>
+      <UseLibraryDependencyInputs>true</UseLibraryDependencyInputs>
+    </ProjectReference>
   </ItemDefinitionGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">

lab1.cpp

@@ -4,29 +4,54 @@
 #include "histogram.h"
 #include "text.h"
 #include "svg.h"
+#include <curl/curl.h>
 using namespace std;
 struct Input {
     vector<double> numbers;
     size_t bin_count{};
 };
 
-Input input_data() {
+Input input_data(istream& in_stream, bool prompt) {
     Input in;
     size_t number_count;
-    cin >> number_count;
+    if (prompt) {
+        cerr << "Введите количество значений";
+    }
+    in_stream >> number_count;
     in.numbers.resize(number_count);
+    if (prompt) {
+        cerr << "Введите значения";
+    }
     for (size_t i = 0; i < number_count; i++) {
-        cin >> in.numbers[i];
+        in_stream >> in.numbers[i];
     }
-    cin >> in.bin_count;
+    if (prompt) {
+        cerr << "Введите количество столбцов гистограммы";
+    }
+    in_stream >> in.bin_count;
     return in;
 }
 
-int main()
+int main(int argc, char* argv[])
 {
+    if (argc > 1) {
+        CURL* curl = curl_easy_init();
+        if (curl) {
+            CURLcode res;
+            curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
+            res = curl_easy_perform(curl);
+            if (res != 0) {
+                cerr << curl_easy_strerror(res);
+                exit(1);
+            }
+        }
+        curl_easy_cleanup(curl);
+        return 0;
+    }
+    curl_global_init(CURL_GLOBAL_ALL);
     const size_t SCREEN_WIDTH = 80;
     const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
-    auto in = input_data();
+    auto in = input_data(cin, false);
     vector<double> numbers_data = in.numbers;
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins, in.numbers, in.bin_count);

unittest.cpp

@@ -15,9 +15,7 @@ TEST_CASE("distinct positive numbers") {
 TEST_CASE("empty vector") {
     double min = 0;
     double max = 0;
-    find_minmax({}, min, max);
-    CHECK(min == 0);
-    CHECK(max == 0);
+    CHECK(!find_minmax({}, min, max));
 }
 
 TEST_CASE("negative values") {