code: обработка ошибок

.gitignore

@@ -1,3 +1,5 @@
 /bin
 /obj
 /lab1.layout
+/curl
+/lab1.depend

lab1.cbp

@@ -31,7 +31,12 @@
 		<Compiler>
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
+			<Add directory="C:/Users/Professional/Desktop/cs-lab34/lab1/curl/include" />
 		</Compiler>
+		<Linker>
+			<Add library="C:/Users/Professional/Desktop/cs-lab34/lab1/curl/lib/libcurl.dll.a" />
+			<Add directory="C:/Users/Professional/Desktop/cs-lab34/lab1/curl/lib" />
+		</Linker>
 		<Unit filename="histogram.cpp" />
 		<Unit filename="histogram.h">
 			<Option target="&lt;{~None~}&gt;" />

lab1.depend

@@ -1,33 +1,85 @@
 # depslib dependency file v1.0
-1747403061 source:c:\users\professional\desktop\cs-lab34\lab1\histogram.cpp
+1747403716 source:c:\users\professional\desktop\cs-lab34\lab1\histogram.cpp
 	"histogram.h"
 
-1747403061 c:\users\professional\desktop\cs-lab34\lab1\histogram.h
+1747403716 c:\users\professional\desktop\cs-lab34\lab1\histogram.h
 	<vector>
 	<iostream>
 
-1746444035 source:c:\users\professional\desktop\cs-lab34\lab1\text.cpp
+1747403716 source:c:\users\professional\desktop\cs-lab34\lab1\text.cpp
 	"text.h"
-	"histogram.h"
-	<iostream>
-	<vector>
-	<string>
 
-1747403061 c:\users\professional\desktop\cs-lab34\lab1\text.h
+1747403716 c:\users\professional\desktop\cs-lab34\lab1\text.h
 	<iostream>
 	<vector>
 
-1747403061 source:c:\users\professional\desktop\cs-lab34\lab1\main.cpp
+1747651892 source:c:\users\professional\desktop\cs-lab34\lab1\main.cpp
+	<curl/curl.h>
 	"histogram.h"
 	"text.h"
 	"svg.h"
+	<iostream>
+	<vector>
 
-1747403061 c:\users\professional\desktop\cs-lab34\lab1\svg.h
+1747403716 c:\users\professional\desktop\cs-lab34\lab1\svg.h
 	<iostream>
 	<vector>
 	<string>
 	<math.h>
 
-1747403061 source:c:\users\professional\desktop\cs-lab34\lab1\svg.cpp
+1747403716 source:c:\users\professional\desktop\cs-lab34\lab1\svg.cpp
 	"svg.h"
 
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\curl.h
+	"curlver.h"
+	"system.h"
+	<stdio.h>
+	<limits.h>
+	<sys/param.h>
+	<sys/types.h>
+	<time.h>
+	<winsock2.h>
+	<ws2tcpip.h>
+	<sys/select.h>
+	<sys/socket.h>
+	<sys/time.h>
+	"easy.h"
+	"multi.h"
+	"urlapi.h"
+	"options.h"
+	"header.h"
+	"websockets.h"
+	"mprintf.h"
+	"typecheck-gcc.h"
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\curlver.h
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\system.h
+	<ConditionalMacros.h>
+	<inttypes.h>
+	<inttypes.h>
+	<sys/types.h>
+	<sys/socket.h>
+	<sys/poll.h>
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\easy.h
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\multi.h
+	"curl.h"
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\urlapi.h
+	"curl.h"
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\options.h
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\header.h
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\websockets.h
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\mprintf.h
+	<stdarg.h>
+	<stdio.h>
+	"curl.h"
+
+1743562062 c:\users\professional\desktop\cs-lab34\lab1\curl\include\curl\typecheck-gcc.h
+

main.cpp

@@ -1,28 +1,68 @@
+#include <iostream>
+#include <curl/curl.h>
 #include "histogram.h"
 #include "text.h"
 #include "svg.h"
+#include <vector>
+
+using namespace std;
 
 struct Input {
     vector<double> vec;
     size_t korz{};
 };
-Input input_data() {
-    Input in;
+
+Input input_data(istream &in, bool prompt) {
+    Input data;
     size_t n, korz;
 
-    cerr << "Number of elements: ";
-    cin >> n;
-    in.vec.resize(n);
-    cerr << "Elements: ";
-    for (size_t i = 0; i < n; i++)
-        cin >> in.vec[i];
-    cerr << "Enter bin count: ";
-    cin >> in.korz;
-    return in;
+    if (prompt) {
+        cerr << "Number of elements: ";
+    }
+    in >> n;
+    data.vec.resize(n);
+
+    if (prompt) {
+        cerr << "Elements: ";
+    }
+    for (size_t i = 0; i < n; i++) {
+        in >> data.vec[i];
+    }
+
+    if (prompt) {
+        cerr << "Enter bin count: ";
+    }
+    in >> korz;
+    data.korz = korz;
+
+    return data;
 }
 
-int main() {
-    auto in = input_data();
-    auto bins = make_histogram(in.korz, in.vec);
-    show_histogram_svg(bins);
+int main(int argc, char* argv[]) {
+    curl_global_init(CURL_GLOBAL_ALL);
+
+    if (argc > 1) {
+        const char *url = argv[1];
+
+        CURL *curl = curl_easy_init();
+        if (curl) {
+            curl_easy_setopt(curl, CURLOPT_URL, url);
+
+            CURLcode res = curl_easy_perform(curl);
+            if (res != CURLE_OK) {
+                cerr << "curl_easy_perform() failed: " << curl_easy_strerror(res) << endl;
+                exit(1);
+            }
+
+            curl_easy_cleanup(curl);
+        }
+
+        return 0;
+    }
+
+    auto in_with_prompt = input_data(cin, true);
+    auto bins_with_prompt = make_histogram(in_with_prompt.korz, in_with_prompt.vec);
+    show_histogram_svg(bins_with_prompt);
+
+    return 0;
 }