JehanneOS/mksh
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re-implement "set -o posix" which doesn't do much ;)

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but turns off 'braceexpand' when turned on as side effect,
just like oksh/pdksh.
document "set -o sh" too.
This commit is contained in:
tg
2006-08-09 20:44:16 +00:00
parent e62ca90db2
commit 1100be9300
6 changed files with 30 additions and 22 deletions
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17
misc.c
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@ -3,7 +3,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.12 2006/08/01 13:43:28 tg Exp $"
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.13 2006/08/09 20:44:15 tg Exp $"
"\t" MKSH_SH_H_ID);
short chtypes[UCHAR_MAX+1]; /* type bits for unsigned char */
@ -248,8 +248,8 @@ change_flag(enum sh_flag f,
{
int oldval;
/* disabled functionality */
if ((f == FPOSIX) || (f == FSH))
/* limited pdksh compatibility (FSH stays always off) */
if (f == FSH)
return;
oldval = Flag(f);
@ -257,18 +257,17 @@ change_flag(enum sh_flag f,
if (f == FMONITOR) {
if (what != OF_CMDLINE && newval != oldval)
j_change();
} else if (f == FVI || f == FEMACS || f == FGMACS) {
if (newval) {
Flag(FVI) = 0;
Flag(FEMACS) = Flag(FGMACS) = 0;
Flag(f) = newval;
}
} else if ((f == FVI || f == FEMACS || f == FGMACS) && newval) {
Flag(FVI) = Flag(FEMACS) = Flag(FGMACS) = 0;
Flag(f) = newval;
} else if (f == FPRIVILEGED && oldval && !newval) {
/* Turning off -p? */
seteuid(ksheuid = kshuid = getuid());
setuid(ksheuid);
setegid(kshegid = kshgid = getgid());
setgid(kshegid);
} else if (f == FPOSIX && newval) {
Flag(FBRACEEXPAND) = 0;
}
/* Changing interactive flag? */
if (f == FTALKING) {