david/ipxe
david
/
ipxe
Archived
1
0
Fork 0
Code

Explicitly print out-of-memory message to avoid tricking the user into 

thinking that a command executed successfully.
This commit is contained in:
Michael Brown 2006-12-19 23:37:51 +00:00
parent 22289ca8f6
commit b613086bfe
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/hci/readline.c
View File

@ -85,7 +85,7 @@ char * readline ( const char *prompt ) {
.cursor = 0, .cursor = 0,
}; };
int key; int key;
char *line = NULL; char *line;
if ( prompt ) if ( prompt )
printf ( "%s", prompt ); printf ( "%s", prompt );
@ -97,17 +97,17 @@ char * readline ( const char *prompt ) {
switch ( key ) { switch ( key ) {
case 0x0d: /* Carriage return */ case 0x0d: /* Carriage return */
case 0x0a: /* Line feed */ case 0x0a: /* Line feed */
putchar ( '\n' );
line = strdup ( buf ); line = strdup ( buf );
goto out; if ( ! line )
printf ( "Out of memory\n" );
return line;
case 0x03: /* Ctrl-C */ case 0x03: /* Ctrl-C */
goto out; putchar ( '\n' );
return NULL;
default: default:
/* Do nothing */ /* Do nothing */
break; break;
} }
} }
out:
putchar ( '\n' );
return line;
} }