SAP CHECK_SOURCE Function Module for
CHECK_SOURCE is a standard check source SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, 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 check source FM, simply by entering the name CHECK_SOURCE into the relevant SAP transaction such as SE37 or SE38.
Function Group: S38E
Program Name: SAPLS38E
Main Program: SAPLS38E
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function CHECK_SOURCE 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 'CHECK_SOURCE'".
EXPORTING
* ALL_ERRORS = ' ' "
* P_ENH_HANDLER = "
* GLOBAL_PROGRAM = ' ' "
* GLOBAL_CHECK = ' ' "
SOURCE_NAME = "
* R2_CHECK = ' ' "
CORE_EDITOR = "
* NEW_SYNTAX_CHECK = ' ' "Single-Character Flag
* RFC_SYNTAX_CHECK = ' ' "Single-Character Flag
* I_40B_DESTINATION = ' ' "Single-Character Flag
IMPORTING
O_ERROR_INCLUDE = "
O_ERROR_LINE = "
O_ERROR_MESSAGE = "
O_ERROR_OFFSET = "
O_ERROR_SUBRC = "
O_ERROR_WORD = "
O_MESSAGE_ID = "
O_EXTERNAL_ERROR = "
O_ERROR_DESCRIPTIONS = "Long Text Table for Syntax Error Messages
TABLES
WARNINGS_TABLE = "
CORRECTION_TABLE = "
ERROR_TABLE = "
SOURCE = "
ENVIRONMENT = "
Customer Function user exits
Below is a list of CUSTOMER FUNCTION exit user exits that are available within this program and maybe relevant for this FM.EXIT_SAPLS38E_001 Exit for ABAP Editor
IMPORTING Parameters details for CHECK_SOURCE
ALL_ERRORS -
Data type: CHAR1Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
P_ENH_HANDLER -
Data type: CL_WB_ED_ENHANCEMENT_HANDLEROptional: Yes
Call by Reference: Yes
GLOBAL_PROGRAM -
Data type: SY-REPIDDefault: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
GLOBAL_CHECK -
Data type: CHAR1Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
SOURCE_NAME -
Data type: SY-REPIDOptional: No
Call by Reference: No ( called with pass by value option)
R2_CHECK -
Data type:Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
CORE_EDITOR -
Data type: CL_WB_EDITOROptional: No
Call by Reference: No ( called with pass by value option)
NEW_SYNTAX_CHECK - Single-Character Flag
Data type: CHAR1Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
RFC_SYNTAX_CHECK - Single-Character Flag
Data type: CHAR1Default: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
I_40B_DESTINATION - Single-Character Flag
Data type: RFCDESTDefault: SPACE
Optional: Yes
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for CHECK_SOURCE
O_ERROR_INCLUDE -
Data type: SY-REPIDOptional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_LINE -
Data type: SY-INDEXOptional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_MESSAGE -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_OFFSET -
Data type: SY-TABIXOptional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_SUBRC -
Data type: SY-SUBRCOptional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_WORD -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
O_MESSAGE_ID -
Data type: SEDI_INTERNAL_IDOptional: No
Call by Reference: No ( called with pass by value option)
O_EXTERNAL_ERROR -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
O_ERROR_DESCRIPTIONS - Long Text Table for Syntax Error Messages
Data type: RSLINLTABOptional: No
Call by Reference: No ( called with pass by value option)
TABLES Parameters details for CHECK_SOURCE
WARNINGS_TABLE -
Data type: RSLINLMSGOptional: No
Call by Reference: No ( called with pass by value option)
CORRECTION_TABLE -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
ERROR_TABLE -
Data type: RSLINLMSGOptional: No
Call by Reference: No ( called with pass by value option)
SOURCE -
Data type: SEDI_SOURCEOptional: No
Call by Reference: No ( called with pass by value option)
ENVIRONMENT -
Data type: SEDI_SOURCEOptional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for CHECK_SOURCE 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_all_errors | TYPE CHAR1, " SPACE | |||
| lt_warnings_table | TYPE STANDARD TABLE OF RSLINLMSG, " | |||
| lv_o_error_include | TYPE SY-REPID, " | |||
| lv_p_enh_handler | TYPE CL_WB_ED_ENHANCEMENT_HANDLER, " | |||
| lv_o_error_line | TYPE SY-INDEX, " | |||
| lv_global_program | TYPE SY-REPID, " SPACE | |||
| lt_correction_table | TYPE STANDARD TABLE OF SY, " | |||
| lt_error_table | TYPE STANDARD TABLE OF RSLINLMSG, " | |||
| lv_global_check | TYPE CHAR1, " SPACE | |||
| lv_o_error_message | TYPE CHAR1, " | |||
| lt_source | TYPE STANDARD TABLE OF SEDI_SOURCE, " | |||
| lv_source_name | TYPE SY-REPID, " | |||
| lv_o_error_offset | TYPE SY-TABIX, " | |||
| lv_r2_check | TYPE SY, " SPACE | |||
| lt_environment | TYPE STANDARD TABLE OF SEDI_SOURCE, " | |||
| lv_o_error_subrc | TYPE SY-SUBRC, " | |||
| lv_core_editor | TYPE CL_WB_EDITOR, " | |||
| lv_o_error_word | TYPE CL_WB_EDITOR, " | |||
| lv_o_message_id | TYPE SEDI_INTERNAL_ID, " | |||
| lv_new_syntax_check | TYPE CHAR1, " SPACE | |||
| lv_o_external_error | TYPE CHAR1, " | |||
| lv_rfc_syntax_check | TYPE CHAR1, " SPACE | |||
| lv_i_40b_destination | TYPE RFCDEST, " SPACE | |||
| lv_o_error_descriptions | TYPE RSLINLTAB. " |
|   CALL FUNCTION 'CHECK_SOURCE' " |
| EXPORTING | ||
| ALL_ERRORS | = lv_all_errors | |
| P_ENH_HANDLER | = lv_p_enh_handler | |
| GLOBAL_PROGRAM | = lv_global_program | |
| GLOBAL_CHECK | = lv_global_check | |
| SOURCE_NAME | = lv_source_name | |
| R2_CHECK | = lv_r2_check | |
| CORE_EDITOR | = lv_core_editor | |
| NEW_SYNTAX_CHECK | = lv_new_syntax_check | |
| RFC_SYNTAX_CHECK | = lv_rfc_syntax_check | |
| I_40B_DESTINATION | = lv_i_40b_destination | |
| IMPORTING | ||
| O_ERROR_INCLUDE | = lv_o_error_include | |
| O_ERROR_LINE | = lv_o_error_line | |
| O_ERROR_MESSAGE | = lv_o_error_message | |
| O_ERROR_OFFSET | = lv_o_error_offset | |
| O_ERROR_SUBRC | = lv_o_error_subrc | |
| O_ERROR_WORD | = lv_o_error_word | |
| O_MESSAGE_ID | = lv_o_message_id | |
| O_EXTERNAL_ERROR | = lv_o_external_error | |
| O_ERROR_DESCRIPTIONS | = lv_o_error_descriptions | |
| TABLES | ||
| WARNINGS_TABLE | = lt_warnings_table | |
| CORRECTION_TABLE | = lt_correction_table | |
| ERROR_TABLE | = lt_error_table | |
| SOURCE | = lt_source | |
| ENVIRONMENT | = lt_environment | |
| . " CHECK_SOURCE | ||
ABAP code using 7.40 inline data declarations to call FM CHECK_SOURCE
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.| DATA(ld_all_errors) | = ' '. | |||
| "SELECT single REPID FROM SY INTO @DATA(ld_o_error_include). | ||||
| "SELECT single INDEX FROM SY INTO @DATA(ld_o_error_line). | ||||
| "SELECT single REPID FROM SY INTO @DATA(ld_global_program). | ||||
| DATA(ld_global_program) | = ' '. | |||
| DATA(ld_global_check) | = ' '. | |||
| "SELECT single REPID FROM SY INTO @DATA(ld_source_name). | ||||
| "SELECT single TABIX FROM SY INTO @DATA(ld_o_error_offset). | ||||
| DATA(ld_r2_check) | = ' '. | |||
| "SELECT single SUBRC FROM SY INTO @DATA(ld_o_error_subrc). | ||||
| DATA(ld_new_syntax_check) | = ' '. | |||
| DATA(ld_rfc_syntax_check) | = ' '. | |||
| DATA(ld_i_40b_destination) | = ' '. | |||
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