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-rw-r--r--docs/examples/fopen.c20
-rw-r--r--docs/examples/imap-multi.c20
-rw-r--r--docs/examples/multi-app.c20
-rw-r--r--docs/examples/multi-debugcallback.c20
-rw-r--r--docs/examples/multi-double.c20
-rw-r--r--docs/examples/multi-post.c20
-rw-r--r--docs/examples/multi-single.c20
-rw-r--r--docs/examples/pop3-multi.c20
-rw-r--r--docs/examples/smtp-multi.c20
9 files changed, 108 insertions, 72 deletions
diff --git a/docs/examples/fopen.c b/docs/examples/fopen.c
index c26c0de04..3d2a81773 100644
--- a/docs/examples/fopen.c
+++ b/docs/examples/fopen.c
@@ -168,20 +168,24 @@ static int fill_buffer(URL_FILE *file, size_t want)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/imap-multi.c b/docs/examples/imap-multi.c
index c8c67ff87..c7dc13071 100644
--- a/docs/examples/imap-multi.c
+++ b/docs/examples/imap-multi.c
@@ -120,20 +120,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/multi-app.c b/docs/examples/multi-app.c
index bf0f11ad5..b8258975e 100644
--- a/docs/examples/multi-app.c
+++ b/docs/examples/multi-app.c
@@ -109,20 +109,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/multi-debugcallback.c b/docs/examples/multi-debugcallback.c
index 31dec5472..5fb86bea1 100644
--- a/docs/examples/multi-debugcallback.c
+++ b/docs/examples/multi-debugcallback.c
@@ -183,20 +183,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/multi-double.c b/docs/examples/multi-double.c
index df0922a1c..0d8d0de4f 100644
--- a/docs/examples/multi-double.c
+++ b/docs/examples/multi-double.c
@@ -98,20 +98,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/multi-post.c b/docs/examples/multi-post.c
index a6cc8683c..f511d66fd 100644
--- a/docs/examples/multi-post.c
+++ b/docs/examples/multi-post.c
@@ -119,20 +119,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/multi-single.c b/docs/examples/multi-single.c
index 3d80c655f..1c62f1b26 100644
--- a/docs/examples/multi-single.c
+++ b/docs/examples/multi-single.c
@@ -96,20 +96,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/pop3-multi.c b/docs/examples/pop3-multi.c
index 42142f954..435308623 100644
--- a/docs/examples/pop3-multi.c
+++ b/docs/examples/pop3-multi.c
@@ -120,20 +120,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
diff --git a/docs/examples/smtp-multi.c b/docs/examples/smtp-multi.c
index 998f69e3f..4098c7d18 100644
--- a/docs/examples/smtp-multi.c
+++ b/docs/examples/smtp-multi.c
@@ -187,20 +187,24 @@ int main(void)
}
/* On success the value of maxfd is guaranteed to be >= -1. We call
- select(maxfd + 1, ...); specially in case of (maxfd == -1) we call
- select(0, ...), which is basically equal to sleeping the timeout. On
- Windows we can't sleep via select without a dummy socket and instead
- we Sleep() for 100ms which is the minimum suggested value in the
+ select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+ no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+ to sleep 100ms, which is the minimum suggested value in the
curl_multi_fdset() doc. */
-#ifdef _WIN32
if(maxfd == -1) {
+#ifdef _WIN32
Sleep(100);
rc = 0;
- }
- else
+#else
+ /* Portable sleep for platforms other than Windows. */
+ struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+ rc = select(0, NULL, NULL, NULL, &wait);
#endif
- {
+ }
+ else {
+ /* Note that on some platforms 'timeout' may be modified by select().
+ If you need access to the original value save a copy beforehand. */
rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 01:09:10 +0000