JehanneOS/mksh
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use less stack storage, prefer .bss storage (saves us a memset() call)

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and .data instead of another initialisation; this was prompted by a bug
in scan-build (the value can never be NULL, but it doesn’t realise it),
although this doesn’t fix it, but less stack usage is always good
This commit is contained in:
tg
2008-10-15 10:25:01 +00:00
parent 7daf3f0b59
commit 9be489ea90
3 changed files with 9 additions and 9 deletions
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8
main.c
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@ -13,7 +13,7 @@
#include <locale.h>
#endif
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.102 2008/09/17 19:31:29 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.103 2008/10/15 10:25:01 tg Exp $");
extern char **environ;
@ -57,6 +57,9 @@ static const char *initcoms[] = {
static int initio_done;
static struct env env;
struct env *e = &env;
int
main(int argc, const char *argv[])
{
@ -65,7 +68,6 @@ main(int argc, const char *argv[])
struct block *l;
int restricted, errexit;
const char **wp;
struct env env;
pid_t ppid;
struct tbl *vp;
struct stat s_stdin;
@ -88,10 +90,8 @@ main(int argc, const char *argv[])
ainit(&aperm); /* initialise permanent Area */
/* set up base environment */
memset(&env, 0, sizeof(env));
env.type = E_NONE;
ainit(&env.area);
e = &env;
newblock(); /* set up global l->vars and l->funs */
/* Do this first so output routines (eg, errorf, shellf) can work */