JehanneOS/mksh
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use setresuid(2) and friends instead, saves 88t 4d 1i

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XXX revisit this if we encounter systems without at least
XXX one of setresuid, setresgid, setgroups - only tested on BSD
This commit is contained in:
tg
2006-11-10 06:27:09 +00:00
parent c942031805
commit a199d23dfa
3 changed files with 10 additions and 17 deletions
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11
main.c
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@ -13,7 +13,7 @@
#include <locale.h>
#endif
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.56 2006/11/10 05:27:43 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.57 2006/11/10 06:27:09 tg Exp $");
extern char **environ;
@ -224,12 +224,7 @@ main(int argc, char *argv[])
;
}
ksheuid = geteuid();
kshuid = getuid();
kshegid = getegid();
kshgid = getgid();
safe_prompt = ksheuid ? "$ " : "# ";
safe_prompt = (ksheuid = geteuid()) ? "$ " : "# ";
vp = global("PS1");
/* Set PS1 if unset or we are root and prompt doesn't contain a # */
if (!(vp->flag & ISSET) ||
@ -238,7 +233,7 @@ main(int argc, char *argv[])
setstr(vp, safe_prompt, KSH_RETURN_ERROR);
/* Set this before parsing arguments */
Flag(FPRIVILEGED) = kshuid != ksheuid || kshgid != kshegid;
Flag(FPRIVILEGED) = getuid() != ksheuid || getgid() != getegid();
/* this to note if monitor is set on command line (see below) */
Flag(FMONITOR) = 127;