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sys_getrlimit: modified to return mcexec's RLIMIT_STACK

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NAKAMURA Gou
2013-10-11 20:27:17 +09:00
parent bc173baf13
commit 4fb6620f3a
7 changed files with 23 additions and 3 deletions
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2
executer/include/uprotocol.h
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@ -48,6 +48,8 @@ struct program_load_desc {
unsigned long args_len;
char *envs;
unsigned long envs_len;
unsigned long rlimit_stack_cur;
unsigned long rlimit_stack_max;
struct program_image_section sections[0];
};

11
executer/user/mcexec.c
View File

@ -491,6 +491,8 @@ int main(int argc, char **argv)
FILE *interp = NULL;
char *interp_path;
char *path;
int error;
struct rlimit rlim_stack;
#ifdef USE_SYSCALL_MOD_CALL
__glob_argc = argc;
@ -502,6 +504,12 @@ int main(int argc, char **argv)
altroot = "/usr/linux-k1om-4.7/linux-k1om";
}
error = getrlimit(RLIMIT_STACK, &rlim_stack);
if (error) {
fprintf(stderr, "Error: Failed to get stack limit.\n");
return 1;
}
strcpy(dev, "/dev/mcos0");
if(argv[1]){
for(p = argv[1]; *p && *p >= '0' && *p <= '9'; p++);
@ -562,6 +570,9 @@ int main(int argc, char **argv)
desc->args = args;
//print_flat(args);
desc->rlimit_stack_cur = rlim_stack.rlim_cur;
desc->rlimit_stack_max = rlim_stack.rlim_max;
fd = open(dev, O_RDWR);
if (fd < 0) {
fprintf(stderr, "Error: Failed to open %s.\n", dev);