diff options
Diffstat (limited to 'shell/ash.c')
-rw-r--r-- | shell/ash.c | 47 |
1 files changed, 12 insertions, 35 deletions
diff --git a/shell/ash.c b/shell/ash.c index 2ed802d..a7767b4 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -12225,7 +12225,7 @@ parseredir: { np = stzalloc(sizeof(struct nfile)); if (c == '>') { np->nfile.fd = 1; - c = pgetc(); + c = pgetc_eatbnl(); if (c == '>') np->type = NAPPEND; else if (c == '|') @@ -12247,7 +12247,7 @@ parseredir: { #endif else { /* c == '<' */ /*np->nfile.fd = 0; - stzalloc did it */ - c = pgetc(); + c = pgetc_eatbnl(); switch (c) { case '<': if (sizeof(struct nfile) != sizeof(struct nhere)) { @@ -12257,7 +12257,7 @@ parseredir: { np->type = NHERE; heredoc = stzalloc(sizeof(struct heredoc)); heredoc->here = np; - c = pgetc(); + c = pgetc_eatbnl(); if (c == '-') { heredoc->striptabs = 1; } else { @@ -12487,23 +12487,13 @@ parsebackq: { int pc; setprompt_if(needprompt, 2); - pc = pgetc(); + pc = pgetc_eatbnl(); switch (pc) { case '`': goto done; case '\\': - pc = pgetc(); - if (pc == '\n') { - nlprompt(); - /* - * If eating a newline, avoid putting - * the newline into the new character - * stream (via the STPUTC after the - * switch). - */ - continue; - } + pc = pgetc(); /* or pgetc_eatbnl()? why (example)? */ if (pc != '\\' && pc != '`' && pc != '$' && (!dblquote || pc != '"') ) { @@ -12635,7 +12625,7 @@ xxreadtoken(void) } setprompt_if(needprompt, 2); for (;;) { /* until token or start of word found */ - c = pgetc(); + c = pgetc_eatbnl(); if (c == ' ' || c == '\t' IF_ASH_ALIAS( || c == PEOA)) continue; @@ -12644,11 +12634,7 @@ xxreadtoken(void) continue; pungetc(); } else if (c == '\\') { - if (pgetc() != '\n') { - pungetc(); - break; /* return readtoken1(...) */ - } - nlprompt(); + break; /* return readtoken1(...) */ } else { const char *p; @@ -12695,7 +12681,7 @@ xxreadtoken(void) } setprompt_if(needprompt, 2); for (;;) { /* until token or start of word found */ - c = pgetc(); + c = pgetc_eatbnl(); switch (c) { case ' ': case '\t': IF_ASH_ALIAS(case PEOA:) @@ -12705,30 +12691,23 @@ xxreadtoken(void) continue; pungetc(); continue; - case '\\': - if (pgetc() == '\n') { - nlprompt(); - continue; - } - pungetc(); - goto breakloop; case '\n': nlnoprompt(); RETURN(TNL); case PEOF: RETURN(TEOF); case '&': - if (pgetc() == '&') + if (pgetc_eatbnl() == '&') RETURN(TAND); pungetc(); RETURN(TBACKGND); case '|': - if (pgetc() == '|') + if (pgetc_eatbnl() == '|') RETURN(TOR); pungetc(); RETURN(TPIPE); case ';': - if (pgetc() == ';') + if (pgetc_eatbnl() == ';') RETURN(TENDCASE); pungetc(); RETURN(TSEMI); @@ -12736,11 +12715,9 @@ xxreadtoken(void) RETURN(TLP); case ')': RETURN(TRP); - default: - goto breakloop; } + break; } - breakloop: return readtoken1(c, BASESYNTAX, (char *)NULL, 0); #undef RETURN } |