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libc and csu updates for ELF

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This commit is contained in:
Arun Thomas 2010-12-10 23:04:04 +00:00
parent d824b54d82
commit 4fe0dfa9aa
2 changed files with 27 additions and 0 deletions
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4
lib/csu/i386-elf/crt1_c.c
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@ -54,6 +54,8 @@ extern int etext;
char **environ; char **environ;
const char *__progname = ""; const char *__progname = "";
char ***_penviron;
__dead void _start1(fptr, int, char *[]); __dead void _start1(fptr, int, char *[]);
/* The entry function, C part. */ /* The entry function, C part. */
@ -63,6 +65,8 @@ _start1(fptr cleanup, int argc, char *argv[])
char **env; char **env;
const char *s; const char *s;
_penviron = &environ;
env = argv + argc + 1; env = argv + argc + 1;
environ = env; environ = env;
if (argc > 0 && argv[0] != NULL) { if (argc > 0 && argv[0] != NULL) {

23
lib/libc/other/getprogname.c
View File

@ -44,6 +44,28 @@ __RCSID("$NetBSD: getprogname.c,v 1.3 2003/07/26 19:24:42 salo Exp $");
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#if defined(__ELF__)
extern const char *__progname;
const char *
getprogname(void)
{
return (__progname);
}
void
setprogname(const char *progname)
{
const char *p;
p = strrchr(progname, '/');
if (p != NULL)
__progname = p + 1;
else
__progname = progname;
}
#else
static const char *theprogname = NULL; static const char *theprogname = NULL;
extern const char **__prognamep; /* Copy of argv[]. */ extern const char **__prognamep; /* Copy of argv[]. */
extern int __argc; /* Copy of argc. */ extern int __argc; /* Copy of argc. */
@ -69,3 +91,4 @@ setprogname(const char *newprogname)
{ {
theprogname = newprogname; theprogname = newprogname;
} }
#endif