SAP SAPWL_HOST_LONG Function Module for Extends the Host Name
SAPWL_HOST_LONG is a standard sapwl host long SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Extends the Host Name processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.
See here to view full function module documentation and code listing for sapwl host long FM, simply by entering the name SAPWL_HOST_LONG into the relevant SAP transaction such as SE37 or SE38.
Function Group: STUJ
Program Name: SAPLSTUJ
Main Program: SAPLSTUJ
Appliation area: S
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function SAPWL_HOST_LONG pattern details
In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.CALL FUNCTION 'SAPWL_HOST_LONG'"Extends the Host Name.
EXPORTING
HOST_SHORT = "Abbreviated Name
IMPORTING
HOST_LONG = "Long Name
EXCEPTIONS
COULD_NOT_DETERMINE_LONG_NAME = 1
IMPORTING Parameters details for SAPWL_HOST_LONG
HOST_SHORT - Abbreviated Name
Data type: SAPWLSERV-HOSTSHORTOptional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for SAPWL_HOST_LONG
HOST_LONG - Long Name
Data type: SAPWLSERV-HOSTOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
COULD_NOT_DETERMINE_LONG_NAME -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for SAPWL_HOST_LONG Function Module
The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.| DATA: | ||||
| lv_host_long | TYPE SAPWLSERV-HOST, " | |||
| lv_host_short | TYPE SAPWLSERV-HOSTSHORT, " | |||
| lv_could_not_determine_long_name | TYPE SAPWLSERV. " |
|   CALL FUNCTION 'SAPWL_HOST_LONG' "Extends the Host Name |
| EXPORTING | ||
| HOST_SHORT | = lv_host_short | |
| IMPORTING | ||
| HOST_LONG | = lv_host_long | |
| EXCEPTIONS | ||
| COULD_NOT_DETERMINE_LONG_NAME = 1 | ||
| . " SAPWL_HOST_LONG | ||
ABAP code using 7.40 inline data declarations to call FM SAPWL_HOST_LONG
The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.| "SELECT single HOST FROM SAPWLSERV INTO @DATA(ld_host_long). | ||||
| "SELECT single HOSTSHORT FROM SAPWLSERV INTO @DATA(ld_host_short). | ||||
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