diff options
Diffstat (limited to 'lib/sh/shquote.c')
| -rw-r--r-- | lib/sh/shquote.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/sh/shquote.c b/lib/sh/shquote.c index 713f481..aac2d34 100644 --- a/lib/sh/shquote.c +++ b/lib/sh/shquote.c @@ -83,6 +83,8 @@ sh_double_quote (string) { if (sh_syntaxtab[c] & CBSDQUOTE) *r++ = '\\'; + else if (c == CTLESC || c == CTLNUL) + *r++ = CTLESC; /* could be '\\'? */ *r++ = c; } @@ -94,7 +96,8 @@ sh_double_quote (string) } /* Remove backslashes that are quoting characters that are special between - double quotes. Return a new string. */ + double quotes. Return a new string. XXX - should this handle CTLESC + and CTLNUL? */ char * sh_un_double_quote (string) char *string; @@ -158,6 +161,11 @@ sh_backslash_quote (string) *r++ = c; break; #endif + case CTLESC: case CTLNUL: /* internal quoting characters */ + *r++ = CTLESC; /* could be '\\'? */ + *r++ = c; + break; + case '#': /* comment char */ if (s == string) *r++ = '\\'; @@ -188,6 +196,9 @@ sh_backslash_quote_for_double_quotes (string) { if (sh_syntaxtab[c] & CBSDQUOTE) *r++ = '\\'; + /* I should probably add flags for these to sh_syntaxtab[] */ + else if (c == CTLESC || c == CTLNUL) + *r++ = CTLESC; /* could be '\\'? */ *r++ = c; } |