diff options
Diffstat (limited to 'docs/libcurl/curl_getenv.3')
-rw-r--r-- | docs/libcurl/curl_getenv.3 | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/docs/libcurl/curl_getenv.3 b/docs/libcurl/curl_getenv.3 index d8b458254..1ec6c66d4 100644 --- a/docs/libcurl/curl_getenv.3 +++ b/docs/libcurl/curl_getenv.3 @@ -19,7 +19,7 @@ .\" * KIND, either express or implied. .\" * .\" ************************************************************************** -.TH curl_getenv 3 "December 31, 2020" "libcurl 7.78.0" "libcurl Manual" +.TH curl_getenv 3 "October 31, 2021" "libcurl 7.80.0" "libcurl Manual" .SH NAME curl_getenv - return value for environment name @@ -33,7 +33,15 @@ curl_getenv() is a portable wrapper for the getenv() function, meant to emulate its behavior and provide an identical interface for all operating systems libcurl builds on (including win32). -You must \fIcurl_free(3)\fP the returned string when you're done with it. +You must \fIcurl_free(3)\fP the returned string when you are done with it. +.SH EXAMPLE +.nf + char *width = curl_getenv("COLUMNS"); + if(width) { + /* it was set! */ + curl_free(width); + } +.fi .SH AVAILABILITY This function will be removed from the public libcurl API in a near future. It will instead be made "available" by source code access only, and then as @@ -42,8 +50,8 @@ curlx_getenv(). A pointer to a null-terminated string or NULL if it failed to find the specified name. .SH NOTE -Under unix operating systems, there isn't any point in returning an allocated -memory, although other systems won't work properly if this isn't done. The +Under unix operating systems, there is no point in returning an allocated +memory, although other systems will not work properly if this is not done. The unix implementation thus has to suffer slightly from the drawbacks of other systems. .SH "SEE ALSO" |