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platform_system_core
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Enable property expansion for insmod 

Useful for dynamic kernel module location.
This permits to use init rule like:

  insmod ${persist.modules.location}/<module_name>

Change-Id: If7479bdcb4e69ea7666f52a0075c785be025c2e9
Signed-off-by: Emmanuel Berthier <emmanuel.berthier@intel.com>
This commit is contained in:
Emmanuel Berthier 2015-04-27 13:50:09 +02:00
parent 9c9280d863
commit ac41230cbc
1 changed files with 10 additions and 1 deletions
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11
init/builtins.cpp
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@ -58,7 +58,16 @@ extern "C" int init_module(void *, unsigned long, const char *);
static int insmod(const char *filename, char *options)
{
std::string module;
if (!read_file(filename, &module)) {
char filename_val[PROP_VALUE_MAX];
int ret;
ret = expand_props(filename_val, filename, sizeof(filename_val));
if (ret) {
ERROR("insmod: cannot expand '%s'\n", filename);
return -EINVAL;
}
if (!read_file(filename_val, &module)) {
return -1;
}