mirror of https://github.com/fltk/fltk
Add NULL check to UNIX save_file() (#945)
This commit is contained in:
parent
f779097c96
commit
06e495f262
|
@ -312,6 +312,7 @@ const char* ExternalCodeEditor::tmp_filename() {
|
|||
\return -1 on error (posts dialog with reason)
|
||||
*/
|
||||
static int save_file(const char *filename, const char *code) {
|
||||
if ( code == 0 ) code = ""; // NULL? write an empty file
|
||||
int fd = open(filename, O_WRONLY|O_CREAT, 0666);
|
||||
if ( fd == -1 ) {
|
||||
fl_alert("ERROR: open() '%s': %s", filename, strerror(errno));
|
||||
|
@ -460,6 +461,7 @@ int ExternalCodeEditor::reap_editor(pid_t *pid_reaped) {
|
|||
Open external editor using 'editor_cmd' to edit 'code'.
|
||||
|
||||
'code' contains multiline code to be edited as a temp file.
|
||||
'code' can be NULL -- edits an empty file if so.
|
||||
|
||||
\return 0 if succeeds
|
||||
\return -1 if can't open editor (already open, etc),
|
||||
|
|
|
@ -544,8 +544,10 @@ int ExternalCodeEditor::reap_editor(DWORD *pid_reaped) {
|
|||
return -1; // any other return unexpected
|
||||
}
|
||||
|
||||
// [Public] Open external editor using 'editor_cmd' to edit 'code'
|
||||
// [Public] Open external editor using 'editor_cmd' to edit 'code'.
|
||||
//
|
||||
// 'code' contains multiline code to be edited as a temp file.
|
||||
// 'code' can be NULL -- edits an empty file if so.
|
||||
//
|
||||
// Returns:
|
||||
// 0 if succeeds
|
||||
|
|
Loading…
Reference in New Issue