JehanneOS/mksh
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• use a flag for determining here strings, don’t parse delimiter every time

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• don’t leak memory parsing possible I/O redirection tokens
• get rid of volatile by using more const (also helps codegen, methinks)
• support empty here document markers (mksh extension)
• pimp the manpage
This commit is contained in:
tg
2011-05-05 00:05:01 +00:00
parent 4345dd1fb8
commit c021aa4cad
6 changed files with 120 additions and 50 deletions
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8
tree.c
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@ -22,7 +22,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.46 2011/05/04 22:38:27 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.47 2011/05/05 00:05:01 tg Exp $");
#define INDENT 8
@ -198,12 +198,12 @@ ptree(struct op *t, int indent, struct shf *shf)
struct ioword *iop = *ioact++;
/* heredoc is 0 when tracing (set -x) */
if ((iop->flag & IOTYPE) == IOHERE && iop->heredoc &&
/* iop->delim[1] == '<' means here string */
(!iop->delim || iop->delim[1] != '<')) {
if ((iop->flag & (IOTYPE | IOHERESTR)) == IOHERE &&
iop->heredoc) {
shf_putc('\n', shf);
shf_puts(iop->heredoc, shf);
fptreef(shf, indent, "%s",
iop->flag & IONDELIM ? "<<" :
evalstr(iop->delim, 0));
need_nl = true;
}