diff options
author | Daniel Stenberg <daniel@haxx.se> | 2017-01-08 16:38:54 +0100 |
---|---|---|
committer | Daniel Stenberg <daniel@haxx.se> | 2017-01-08 16:39:41 +0100 |
commit | a41e8592d6b3e58311e628c5a34bc53776b93e16 (patch) | |
tree | 8770956444ed6fc7e47cdee3ba41adcc34206618 /docs/examples/htmltitle.cpp | |
parent | ed2fcd54283179dfb2fa52c6c4b08e1f4db9632d (diff) |
examples: make the C++ examples follow our code style too
At least mostly, not counting // comments.
Diffstat (limited to 'docs/examples/htmltitle.cpp')
-rw-r--r-- | docs/examples/htmltitle.cpp | 63 |
1 files changed, 21 insertions, 42 deletions
diff --git a/docs/examples/htmltitle.cpp b/docs/examples/htmltitle.cpp index 5e6b4a003..8148888a4 100644 --- a/docs/examples/htmltitle.cpp +++ b/docs/examples/htmltitle.cpp @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -22,14 +22,14 @@ /* <DESC> * Get a web page, extract the title with libxml. * </DESC> - */ -// Written by Lars Nilsson -// -// GNU C++ compile command line suggestion (edit paths accordingly): -// -// g++ -Wall -I/opt/curl/include -I/opt/libxml/include/libxml2 htmltitle.cpp \ -// -o htmltitle -L/opt/curl/lib -L/opt/libxml/lib -lcurl -lxml2 + Written by Lars Nilsson + + GNU C++ compile command line suggestion (edit paths accordingly): + + g++ -Wall -I/opt/curl/include -I/opt/libxml/include/libxml2 htmltitle.cpp \ + -o htmltitle -L/opt/curl/lib -L/opt/libxml/lib -lcurl -lxml2 +*/ #include <stdio.h> #include <string.h> #include <stdlib.h> @@ -72,7 +72,7 @@ static std::string buffer; static int writer(char *data, size_t size, size_t nmemb, std::string *writerData) { - if (writerData == NULL) + if(writerData == NULL) return 0; writerData->append(data, size*nmemb); @@ -90,50 +90,38 @@ static bool init(CURL *&conn, char *url) conn = curl_easy_init(); - if (conn == NULL) - { + if(conn == NULL) { fprintf(stderr, "Failed to create CURL connection\n"); - exit(EXIT_FAILURE); } code = curl_easy_setopt(conn, CURLOPT_ERRORBUFFER, errorBuffer); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to set error buffer [%d]\n", code); - return false; } code = curl_easy_setopt(conn, CURLOPT_URL, url); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to set URL [%s]\n", errorBuffer); - return false; } code = curl_easy_setopt(conn, CURLOPT_FOLLOWLOCATION, 1L); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to set redirect option [%s]\n", errorBuffer); - return false; } code = curl_easy_setopt(conn, CURLOPT_WRITEFUNCTION, writer); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to set writer [%s]\n", errorBuffer); - return false; } code = curl_easy_setopt(conn, CURLOPT_WRITEDATA, &buffer); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to set write data [%s]\n", errorBuffer); - return false; } @@ -150,8 +138,7 @@ static void StartElement(void *voidContext, { Context *context = (Context *)voidContext; - if (COMPARE((char *)name, "TITLE")) - { + if(COMPARE((char *)name, "TITLE")) { context->title = ""; context->addTitle = true; } @@ -167,7 +154,7 @@ static void EndElement(void *voidContext, { Context *context = (Context *)voidContext; - if (COMPARE((char *)name, "TITLE")) + if(COMPARE((char *)name, "TITLE")) context->addTitle = false; } @@ -179,7 +166,7 @@ static void handleCharacters(Context *context, const xmlChar *chars, int length) { - if (context->addTitle) + if(context->addTitle) context->title.append((char *)chars, length); } @@ -273,10 +260,8 @@ int main(int argc, char *argv[]) // Ensure one argument is given - if (argc != 2) - { + if(argc != 2) { fprintf(stderr, "Usage: %s <url>\n", argv[0]); - exit(EXIT_FAILURE); } @@ -284,10 +269,8 @@ int main(int argc, char *argv[]) // Initialize CURL connection - if (!init(conn, argv[1])) - { + if(!init(conn, argv[1])) { fprintf(stderr, "Connection initializion failed\n"); - exit(EXIT_FAILURE); } @@ -296,19 +279,15 @@ int main(int argc, char *argv[]) code = curl_easy_perform(conn); curl_easy_cleanup(conn); - if (code != CURLE_OK) - { + if(code != CURLE_OK) { fprintf(stderr, "Failed to get '%s' [%s]\n", argv[1], errorBuffer); - exit(EXIT_FAILURE); } // Parse the (assumed) HTML code - parseHtml(buffer, title); // Display the extracted title - printf("Title: %s\n", title.c_str()); return EXIT_SUCCESS; |