sh: Remove EXP_REDIR.
EXP_REDIR was supposed to generate pathnames in redirection if exactly one file matches, as permitted but not required by POSIX in interactive mode. It is unlikely this will be implemented. No functional change is intended. MFC after: 1 week
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c18b81e54b
commit
f649ab8b15
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=276037
@ -539,13 +539,13 @@ expredir(union node *n)
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case NFROMTO:
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case NAPPEND:
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case NCLOBBER:
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expandarg(redir->nfile.fname, &fn, EXP_TILDE | EXP_REDIR);
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expandarg(redir->nfile.fname, &fn, EXP_TILDE);
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redir->nfile.expfname = fn.list->text;
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break;
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case NFROMFD:
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case NTOFD:
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if (redir->ndup.vname) {
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expandarg(redir->ndup.vname, &fn, EXP_TILDE | EXP_REDIR);
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expandarg(redir->ndup.vname, &fn, EXP_TILDE);
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fixredir(redir, fn.list->text, 1);
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}
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break;
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@ -171,17 +171,12 @@ expandarg(union node *arg, struct arglist *arglist, int flag)
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STPUTC('\0', expdest);
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p = grabstackstr(expdest);
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exparg.lastp = &exparg.list;
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/*
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* TODO - EXP_REDIR
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*/
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if (flag & EXP_FULL) {
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ifsbreakup(p, &exparg);
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*exparg.lastp = NULL;
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exparg.lastp = &exparg.list;
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expandmeta(exparg.list, flag);
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} else {
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if (flag & EXP_REDIR) /*XXX - for now, just remove escapes */
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rmescapes(p);
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sp = (struct strlist *)stalloc(sizeof (struct strlist));
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sp->text = p;
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*exparg.lastp = sp;
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@ -209,7 +204,7 @@ expandarg(union node *arg, struct arglist *arglist, int flag)
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* expansion, and tilde expansion if requested via EXP_TILDE/EXP_VARTILDE.
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* Processing ends at a CTLENDVAR or CTLENDARI character as well as '\0'.
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* This is used to expand word in ${var+word} etc.
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* If EXP_FULL, EXP_CASE or EXP_REDIR are set, keep and/or generate CTLESC
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* If EXP_FULL or EXP_CASE are set, keep and/or generate CTLESC
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* characters to allow for further processing.
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* If EXP_FULL is set, also preserve CTLQUOTEMARK characters.
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*/
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@ -217,7 +212,7 @@ static char *
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argstr(char *p, int flag)
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{
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char c;
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int quotes = flag & (EXP_FULL | EXP_CASE | EXP_REDIR); /* do CTLESC */
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int quotes = flag & (EXP_FULL | EXP_CASE); /* do CTLESC */
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int firsteq = 1;
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int split_lit;
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int lit_quoted;
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@ -303,7 +298,7 @@ exptilde(char *p, int flag)
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char c, *startp = p;
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struct passwd *pw;
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char *home;
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int quotes = flag & (EXP_FULL | EXP_CASE | EXP_REDIR);
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int quotes = flag & (EXP_FULL | EXP_CASE);
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while ((c = *p) != '\0') {
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switch(c) {
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@ -437,7 +432,7 @@ expbackq(union node *cmd, int quoted, int flag)
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char lastc;
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int startloc = dest - stackblock();
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char const *syntax = quoted? DQSYNTAX : BASESYNTAX;
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int quotes = flag & (EXP_FULL | EXP_CASE | EXP_REDIR);
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int quotes = flag & (EXP_FULL | EXP_CASE);
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size_t nnl;
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INTOFF;
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@ -637,7 +632,7 @@ evalvar(char *p, int flag)
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int varlen;
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int varlenb;
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int easy;
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int quotes = flag & (EXP_FULL | EXP_CASE | EXP_REDIR);
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int quotes = flag & (EXP_FULL | EXP_CASE);
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varflags = (unsigned char)*p++;
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subtype = varflags & VSTYPE;
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@ -862,7 +857,7 @@ varisset(const char *name, int nulok)
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static void
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strtodest(const char *p, int flag, int subtype, int quoted)
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{
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if (flag & (EXP_FULL | EXP_CASE | EXP_REDIR) && subtype != VSLENGTH)
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if (flag & (EXP_FULL | EXP_CASE) && subtype != VSLENGTH)
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STPUTS_QUOTES(p, quoted ? DQSYNTAX : BASESYNTAX, expdest);
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else
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STPUTS(p, expdest);
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@ -1104,7 +1099,6 @@ expandmeta(struct strlist *str, int flag __unused)
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struct strlist **savelastp;
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struct strlist *sp;
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char c;
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/* TODO - EXP_REDIR */
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while (str) {
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savelastp = exparg.lastp;
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@ -50,7 +50,6 @@ struct arglist {
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#define EXP_FULL 0x1 /* perform word splitting & file globbing */
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#define EXP_TILDE 0x2 /* do normal tilde expansion */
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#define EXP_VARTILDE 0x4 /* expand tildes in an assignment */
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#define EXP_REDIR 0x8 /* file glob for a redirection (1 match only) */
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#define EXP_CASE 0x10 /* keeps quotes around for CASE pattern */
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#define EXP_SPLIT_LIT 0x20 /* IFS split literal text ${v+-a b c} */
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#define EXP_LIT_QUOTED 0x40 /* for EXP_SPLIT_LIT, start off quoted */
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