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make 'typeset -p' (and soon ${foo@$}) output strings safe for re-entry

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into AT&T ksh93 (that we still must use octal, in this day and age,
because dgk’s \x is broken… tss…)

not round-trip, as ksh93 doesn’t encode hi-bit7 or \v, but safe
This commit is contained in:
tg 2012-07-20 21:18:45 +00:00
parent b90a11f6c5
commit 6724ba505d
1 changed files with 2 additions and 2 deletions
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4
misc.c
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@ -30,7 +30,7 @@
#include <grp.h>
#endif
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.195 2012/07/01 15:54:56 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.196 2012/07/20 21:18:45 tg Exp $");
#define KSH_CHVT_FLAG
#ifdef MKSH_SMALL
@ -1139,7 +1139,7 @@ print_value_quoted(struct shf *shf, const char *s)
if (c < 32 || c > 0x7E) {
/* FALLTHROUGH */
case '\'':
shf_fprintf(shf, "\\x%02X", c);
shf_fprintf(shf, "\\%03o", c);
break;
}