mirror of
https://git.FreeBSD.org/ports.git
synced 2024-11-08 23:06:56 +00:00
78 lines
2.0 KiB
C
78 lines
2.0 KiB
C
#include <dlfcn.h>
|
|
#include <nlist.h>
|
|
|
|
static int add_compile_args(ac, av, kflag) int ac; char *av[]; int kflag;
|
|
{
|
|
av[ac++] = "-fPIC";
|
|
av[ac++] = "-I/usr/local/include"; /* XXX GROSS - should use prefix */
|
|
return(ac);
|
|
}
|
|
|
|
|
|
static int add_link_args(ac, av, kflag) int ac; char *av[]; int kflag;
|
|
{
|
|
av[ac++] = findenv("CNETLD", CNETLD);
|
|
av[ac++] = "cc";
|
|
av[ac++] = "-Bshareable";
|
|
return(ac);
|
|
}
|
|
|
|
|
|
static void data_segments(n, handle, so_filenm)
|
|
int n; void *handle; char *so_filenm;
|
|
{
|
|
extern int nlist _PARAMS((const char *, struct nlist *));
|
|
|
|
typedef struct _c {
|
|
char *so_filenm;
|
|
unsigned long length_data;
|
|
char *incore_data;
|
|
char *original_data;
|
|
struct _c *next;
|
|
} CACHE;
|
|
|
|
static CACHE *chd = (CACHE *)NULL;
|
|
CACHE *cp = chd;
|
|
|
|
NODE *np = &NP[n];
|
|
struct nlist nls[3];
|
|
|
|
while(cp != (CACHE *)NULL) {
|
|
if(strcmp(cp->so_filenm, so_filenm) == 0)
|
|
goto found;
|
|
cp = cp->next;
|
|
}
|
|
|
|
nls[0].n_name = "__DYNAMIC";
|
|
nls[1].n_name = "_end";
|
|
nls[2].n_name = (char *)NULL;
|
|
|
|
if(nlist(so_filenm, nls) != 0) {
|
|
(void)fprintf(stderr,"%s: cannot load symbols from %s\n",
|
|
progname,so_filenm);
|
|
++nerrors;
|
|
return;
|
|
}
|
|
|
|
cp = (CACHE *)malloc(sizeof(CACHE));
|
|
cp->so_filenm = strdup(so_filenm);
|
|
cp->length_data = (nls[1].n_value - nls[0].n_value);
|
|
cp->incore_data = (char *)((long)dlsym(handle,"end") - cp->length_data);
|
|
cp->original_data = (char *)malloc(cp->length_data);
|
|
(void)memcpy(cp->original_data, cp->incore_data, cp->length_data);
|
|
cp->next = chd;
|
|
chd = cp;
|
|
|
|
if(vflag)
|
|
(void)fprintf(stderr,"%s dataseg=0x%08lx len(dataseg)=%ld\n",
|
|
so_filenm, (long)cp->incore_data, cp->length_data);
|
|
found:
|
|
|
|
np->length_data[0] = cp->length_data;
|
|
np->incore_data[0] = cp->incore_data;
|
|
np->original_data[0] = cp->original_data;
|
|
|
|
np->private_data[0] = (char *)malloc(cp->length_data);
|
|
(void)memcpy(np->private_data[0], cp->original_data, cp->length_data);
|
|
}
|