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authorRoland McGrath <roland@gnu.org>2003-01-04 21:30:10 +0000
committerRoland McGrath <roland@gnu.org>2003-01-04 21:30:10 +0000
commit36b96b6d2c1aa23a5fe2fdd07cf943c58707e4bf (patch)
treed65883b0cb90ff4894bd6292e50cbf0e3a814f26 /boot/boot_script.c
parenta3e035495c07bdcd55e5cc5e5019256a372041dc (diff)
2003-01-04 Roland McGrath <roland@frob.com>
* boot_script.c (boot_script_parse_line): Copy the file name into malloc'd storage. (add_arg): New arg TEXTLEN. Store malloc'd copy of TEXT. (boot_script_parse_line): Update callers.
Diffstat (limited to 'boot/boot_script.c')
-rw-r--r--boot/boot_script.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/boot/boot_script.c b/boot/boot_script.c
index cfc19c2b..6fd449b2 100644
--- a/boot/boot_script.c
+++ b/boot/boot_script.c
@@ -175,14 +175,14 @@ add_list (void *ptr, void ***ptr_list, int *alloc, int *index, int incr)
/* Create an argument with TEXT, value type TYPE, and value VAL.
Add the argument to the argument list of CMD. */
static struct arg *
-add_arg (struct cmd *cmd, char *text, int type, int val)
+add_arg (struct cmd *cmd, const char *text, int textlen, int type, int val)
{
struct arg *arg;
- arg = boot_script_malloc (sizeof (struct arg));
+ arg = boot_script_malloc (sizeof (struct arg) + textlen);
if (arg)
{
- arg->text = text;
+ arg->text = text == 0 ? 0 : memcpy (arg + 1, text, textlen);
arg->type = type;
arg->val = val;
if (add_list (arg, (void ***) &cmd->args,
@@ -255,16 +255,16 @@ boot_script_parse_line (void *hook, char *cmdline)
if (p == q)
return 0;
- *q = '\0';
+ *q++ = '\0';
/* Allocate a command structure. */
- cmd = boot_script_malloc (sizeof (struct cmd));
+ cmd = boot_script_malloc (sizeof (struct cmd) + (q - p));
if (! cmd)
return BOOT_SCRIPT_NOMEM;
memset (cmd, 0, sizeof (struct cmd));
cmd->hook = hook;
- cmd->path = p;
- p = q + 1;
+ cmd->path = memcpy (cmd + 1, p, q - p);
+ p = q;
for (arg = 0;;)
{
@@ -408,7 +408,7 @@ boot_script_parse_line (void *hook, char *cmdline)
associated with an argument. */
if (! arg && end_char == '}')
{
- if (! add_arg (cmd, 0, type, val))
+ if (! add_arg (cmd, 0, 0, type, val))
{
error = BOOT_SCRIPT_NOMEM;
goto bad;
@@ -437,7 +437,7 @@ boot_script_parse_line (void *hook, char *cmdline)
*q = '\0';
/* Add argument to list. */
- arg = add_arg (cmd, p, VAL_NONE, 0);
+ arg = add_arg (cmd, p, q + 1 - p, VAL_NONE, 0);
if (! arg)
{
error = BOOT_SCRIPT_NOMEM;