/* print_command -- A way to make readable commands from a command tree. */
-/* Copyright (C) 1989 Free Software Foundation, Inc.
-This file is part of GNU Bash, the Bourne Again SHell.
+/* Copyright (C) 1989-2010 Free Software Foundation, Inc.
-Bash is free software; you can redistribute it and/or modify it under
-the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
-version.
+ This file is part of GNU Bash, the Bourne Again SHell.
-Bash is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY; without even the implied warranty of MERCHANTABILITY or
-FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-for more details.
+ Bash is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
-You should have received a copy of the GNU General Public License along
-with Bash; see the file COPYING. If not, write to the Free Software
-Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
+ Bash is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bash. If not, see <http://www.gnu.org/licenses/>.
+*/
#include "config.h"
#endif
#include "bashansi.h"
+#include "bashintl.h"
#include "shell.h"
#include "flags.h"
#include <y.tab.h> /* use <...> so we pick it up from the build directory */
+
+#include "shmbutil.h"
+
#include "builtins/common.h"
#if !HAVE_DECL_PRINTF
static void print_case_clauses __P((PATTERN_LIST *));
static void print_redirection_list __P((REDIRECT *));
static void print_redirection __P((REDIRECT *));
+static void print_heredoc_header __P((REDIRECT *));
+static void print_heredoc_body __P((REDIRECT *));
+static void print_heredocs __P((REDIRECT *));
+static void print_deferred_heredocs __P((const char *));
static void print_for_command __P((FOR_COM *));
#if defined (ARITH_FOR_COMMAND)
static void print_until_command __P((WHILE_COM *));
static void print_until_or_while __P((WHILE_COM *, char *));
static void print_if_command __P((IF_COM *));
-#if defined (DPAREN_ARITHMETIC)
-static void print_arith_command __P((ARITH_COM *));
-#endif
#if defined (COND_COMMAND)
static void print_cond_node __P((COND_COM *));
-static void print_cond_command __P((COND_COM *));
#endif
static void print_function_def __P((FUNCTION_DEF *));
int the_printed_command_size = 0;
int command_string_index = 0;
+int xtrace_fd = -1;
+FILE *xtrace_fp = 0;
+
+#define CHECK_XTRACE_FP xtrace_fp = (xtrace_fp ? xtrace_fp : stderr)
+
+#define PRINT_DEFERRED_HEREDOCS(x) \
+ do { \
+ if (deferred_heredocs) \
+ print_deferred_heredocs (x); \
+ } while (0)
+
/* Non-zero means the stuff being printed is inside of a function def. */
static int inside_function_def;
static int skip_this_indent;
static int was_heredoc;
+static int printing_connection;
+static REDIRECT *deferred_heredocs;
/* The depth of the group commands that we are currently printing. This
includes the group command that is a function body. */
COMMAND *command;
{
command_string_index = was_heredoc = 0;
+ deferred_heredocs = 0;
make_command_string_internal (command);
return (the_printed_command);
}
make_command_string_internal (command)
COMMAND *command;
{
+ char s[3];
+
if (command == 0)
cprintf ("");
else
#if defined (DPAREN_ARITHMETIC)
case cm_arith:
- print_arith_command (command->value.Arith);
+ print_arith_command (command->value.Arith->exp);
break;
#endif
case cm_connection:
skip_this_indent++;
+ printing_connection++;
make_command_string_internal (command->value.Connection->first);
switch (command->value.Connection->connector)
case '|':
{
char c = command->value.Connection->connector;
- cprintf (" %c", c);
+
+ s[0] = ' ';
+ s[1] = c;
+ s[2] = '\0';
+
+ print_deferred_heredocs (s);
+
if (c != '&' || command->value.Connection->second)
{
cprintf (" ");
break;
case AND_AND:
- cprintf (" && ");
+ print_deferred_heredocs (" && ");
if (command->value.Connection->second)
skip_this_indent++;
break;
case OR_OR:
- cprintf (" || ");
+ print_deferred_heredocs (" || ");
if (command->value.Connection->second)
skip_this_indent++;
break;
case ';':
- if (was_heredoc == 0)
- cprintf (";");
+ if (deferred_heredocs == 0)
+ {
+ if (was_heredoc == 0)
+ cprintf (";");
+ else
+ was_heredoc = 0;
+ }
else
- was_heredoc = 0;
+ print_deferred_heredocs (inside_function_def ? "" : ";");
if (inside_function_def)
cprintf ("\n");
break;
default:
- cprintf ("print_command: bad connector `%d'",
+ cprintf (_("print_command: bad connector `%d'"),
command->value.Connection->connector);
break;
}
make_command_string_internal (command->value.Connection->second);
+ PRINT_DEFERRED_HEREDOCS ("");
+ printing_connection--;
break;
case cm_function_def:
cprintf (" )");
break;
+ case cm_coproc:
+ cprintf ("coproc %s ", command->value.Coproc->name);
+ skip_this_indent++;
+ make_command_string_internal (command->value.Coproc->command);
+ break;
+
default:
command_error ("print_command", CMDERR_BADTYPE, command->type, 0);
break;
_print_word_list (list, separator, xprintf);
}
+void
+xtrace_set (fd, fp)
+ int fd;
+ FILE *fp;
+{
+ if (fd >= 0 && sh_validfd (fd) == 0)
+ {
+ internal_error (_("xtrace_set: %d: invalid file descriptor"), fd);
+ return;
+ }
+ if (fp == 0)
+ {
+ internal_error (_("xtrace_set: NULL file pointer"));
+ return;
+ }
+ if (fd >= 0 && fileno (fp) != fd)
+ internal_warning (_("xtrace fd (%d) != fileno xtrace fp (%d)"), fd, fileno (fp));
+
+ xtrace_fd = fd;
+ xtrace_fp = fp;
+}
+
+void
+xtrace_init ()
+{
+ xtrace_set (-1, stderr);
+}
+
+void
+xtrace_reset ()
+{
+ if (xtrace_fd >= 0 && xtrace_fp)
+ {
+ fflush (xtrace_fp);
+ fclose (xtrace_fp);
+ }
+ else if (xtrace_fd >= 0)
+ close (xtrace_fd);
+
+ xtrace_fd = -1;
+ xtrace_fp = stderr;
+}
+
+void
+xtrace_fdchk (fd)
+ int fd;
+{
+ if (fd == xtrace_fd)
+ xtrace_reset ();
+}
+
/* Return a string denoting what our indirection level is. */
char *
{
register int i, j;
char *ps4;
+ char ps4_firstc[MB_LEN_MAX+1];
+ int ps4_firstc_len, ps4_len;
indirection_string[0] = '\0';
ps4 = get_string_value ("PS4");
ps4 = decode_prompt_string (ps4);
change_flag ('x', FLAG_ON);
- for (i = 0; *ps4 && i < indirection_level && i < 99; i++)
- indirection_string[i] = *ps4;
+ if (ps4 == 0 || *ps4 == '\0')
+ return (indirection_string);
+
+#if defined (HANDLE_MULTIBYTE)
+ ps4_len = strnlen (ps4, MB_CUR_MAX);
+ ps4_firstc_len = MBLEN (ps4, ps4_len);
+ if (ps4_firstc_len == 1 || ps4_firstc_len == 0 || MB_INVALIDCH (ps4_firstc_len))
+ {
+ ps4_firstc[0] = ps4[0];
+ ps4_firstc[ps4_firstc_len = 1] = '\0';
+ }
+ else
+ memcpy (ps4_firstc, ps4, ps4_firstc_len);
+#else
+ ps4_firstc[0] = ps4[0];
+ ps4_firstc[ps4_firstc_len = 1] = '\0';
+#endif
+
+ for (i = j = 0; ps4_firstc[0] && j < indirection_level && i < 99; i += ps4_firstc_len, j++)
+ {
+ if (ps4_firstc_len == 1)
+ indirection_string[i] = ps4_firstc[0];
+ else
+ memcpy (indirection_string+i, ps4_firstc, ps4_firstc_len);
+ }
- for (j = 1; *ps4 && ps4[j] && i < 99; i++, j++)
+ for (j = ps4_firstc_len; *ps4 && ps4[j] && i < 99; i++, j++)
indirection_string[i] = ps4[j];
indirection_string[i] = '\0';
return (indirection_string);
}
+void
+xtrace_print_assignment (name, value, assign_list, xflags)
+ char *name, *value;
+ int assign_list, xflags;
+{
+ char *nval;
+
+ CHECK_XTRACE_FP;
+
+ if (xflags)
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+
+ /* VALUE should not be NULL when this is called. */
+ if (*value == '\0' || assign_list)
+ nval = value;
+ else if (sh_contains_shell_metas (value))
+ nval = sh_single_quote (value);
+ else if (ansic_shouldquote (value))
+ nval = ansic_quote (value, 0, (int *)0);
+ else
+ nval = value;
+
+ if (assign_list)
+ fprintf (xtrace_fp, "%s=(%s)\n", name, nval);
+ else
+ fprintf (xtrace_fp, "%s=%s\n", name, nval);
+
+ if (nval != value)
+ FREE (nval);
+
+ fflush (xtrace_fp);
+}
+
/* A function to print the words of a simple command when set -x is on. */
void
-xtrace_print_word_list (list)
+xtrace_print_word_list (list, xtflags)
WORD_LIST *list;
+ int xtflags;
{
WORD_LIST *w;
char *t, *x;
- fprintf (stderr, "%s", indirection_level_string ());
+ CHECK_XTRACE_FP;
+
+ if (xtflags)
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+
for (w = list; w; w = w->next)
{
t = w->word->word;
if (t == 0 || *t == '\0')
- fprintf (stderr, "''%s", w->next ? " " : "");
+ fprintf (xtrace_fp, "''%s", w->next ? " " : "");
else if (sh_contains_shell_metas (t))
{
x = sh_single_quote (t);
- fprintf (stderr, "%s%s", x, w->next ? " " : "");
+ fprintf (xtrace_fp, "%s%s", x, w->next ? " " : "");
free (x);
}
else if (ansic_shouldquote (t))
{
x = ansic_quote (t, 0, (int *)0);
- fprintf (stderr, "%s%s", x, w->next ? " " : "");
+ fprintf (xtrace_fp, "%s%s", x, w->next ? " " : "");
free (x);
}
else
- fprintf (stderr, "%s%s", t, w->next ? " " : "");
+ fprintf (xtrace_fp, "%s%s", t, w->next ? " " : "");
}
- fprintf (stderr, "\n");
+ fprintf (xtrace_fp, "\n");
+ fflush (xtrace_fp);
}
static void
_print_word_list (list, separator, cprintf);
}
-static void
-print_for_command (for_command)
+void
+print_for_command_head (for_command)
FOR_COM *for_command;
{
cprintf ("for %s in ", for_command->name->word);
command_print_word_list (for_command->map_list, " ");
+}
+
+void
+xtrace_print_for_command_head (for_command)
+ FOR_COM *for_command;
+{
+ CHECK_XTRACE_FP;
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+ fprintf (xtrace_fp, "for %s in ", for_command->name->word);
+ xtrace_print_word_list (for_command->map_list, 0);
+}
+
+static void
+print_for_command (for_command)
+ FOR_COM *for_command;
+{
+ print_for_command_head (for_command);
cprintf (";");
newline ("do\n");
+
indentation += indentation_amount;
make_command_string_internal (for_command->action);
+ PRINT_DEFERRED_HEREDOCS ("");
semicolon ();
indentation -= indentation_amount;
+
newline ("done");
}
print_arith_for_command (arith_for_command)
ARITH_FOR_COM *arith_for_command;
{
- cprintf ("for (( ");
+ cprintf ("for ((");
command_print_word_list (arith_for_command->init, " ");
- cprintf (" ; ");
+ cprintf ("; ");
command_print_word_list (arith_for_command->test, " ");
- cprintf (" ; ");
+ cprintf ("; ");
command_print_word_list (arith_for_command->step, " ");
- cprintf (" ))");
+ cprintf ("))");
newline ("do\n");
indentation += indentation_amount;
make_command_string_internal (arith_for_command->action);
#endif /* ARITH_FOR_COMMAND */
#if defined (SELECT_COMMAND)
-static void
-print_select_command (select_command)
+void
+print_select_command_head (select_command)
SELECT_COM *select_command;
{
cprintf ("select %s in ", select_command->name->word);
command_print_word_list (select_command->map_list, " ");
+}
+
+void
+xtrace_print_select_command_head (select_command)
+ SELECT_COM *select_command;
+{
+ CHECK_XTRACE_FP;
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+ fprintf (xtrace_fp, "select %s in ", select_command->name->word);
+ xtrace_print_word_list (select_command->map_list, 0);
+}
+
+static void
+print_select_command (select_command)
+ SELECT_COM *select_command;
+{
+ print_select_command_head (select_command);
+
cprintf (";");
newline ("do\n");
indentation += indentation_amount;
make_command_string_internal (select_command->action);
+ PRINT_DEFERRED_HEREDOCS ("");
semicolon ();
indentation -= indentation_amount;
newline ("done");
group_command_nesting--;
}
+void
+print_case_command_head (case_command)
+ CASE_COM *case_command;
+{
+ cprintf ("case %s in ", case_command->word->word);
+}
+
+void
+xtrace_print_case_command_head (case_command)
+ CASE_COM *case_command;
+{
+ CHECK_XTRACE_FP;
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+ fprintf (xtrace_fp, "case %s in\n", case_command->word->word);
+}
+
static void
print_case_command (case_command)
CASE_COM *case_command;
{
- cprintf ("case %s in ", case_command->word->word);
+ print_case_command_head (case_command);
+
if (case_command->clauses)
print_case_clauses (case_command->clauses);
newline ("esac");
indentation += indentation_amount;
make_command_string_internal (clauses->action);
indentation -= indentation_amount;
- newline (";;");
+ PRINT_DEFERRED_HEREDOCS ("");
+ if (clauses->flags & CASEPAT_FALLTHROUGH)
+ newline (";&");
+ else if (clauses->flags & CASEPAT_TESTNEXT)
+ newline (";;&");
+ else
+ newline (";;");
clauses = clauses->next;
}
indentation -= indentation_amount;
cprintf ("%s ", which);
skip_this_indent++;
make_command_string_internal (while_command->test);
+ PRINT_DEFERRED_HEREDOCS ("");
semicolon ();
cprintf (" do\n"); /* was newline ("do\n"); */
indentation += indentation_amount;
make_command_string_internal (while_command->action);
+ PRINT_DEFERRED_HEREDOCS ("");
indentation -= indentation_amount;
semicolon ();
newline ("done");
cprintf (" then\n");
indentation += indentation_amount;
make_command_string_internal (if_command->true_case);
+ PRINT_DEFERRED_HEREDOCS ("");
indentation -= indentation_amount;
if (if_command->false_case)
newline ("else\n");
indentation += indentation_amount;
make_command_string_internal (if_command->false_case);
+ PRINT_DEFERRED_HEREDOCS ("");
indentation -= indentation_amount;
}
semicolon ();
}
#if defined (DPAREN_ARITHMETIC)
-static void
-print_arith_command (arith_command)
- ARITH_COM *arith_command;
+void
+print_arith_command (arith_cmd_list)
+ WORD_LIST *arith_cmd_list;
{
- cprintf ("(( ");
- command_print_word_list (arith_command->exp, " ");
- cprintf (" ))");
+ cprintf ("((");
+ command_print_word_list (arith_cmd_list, " ");
+ cprintf ("))");
}
#endif
}
}
-static void
+void
print_cond_command (cond)
COND_COM *cond;
{
WORD_DESC *op;
char *arg1, *arg2;
{
+ CHECK_XTRACE_FP;
command_string_index = 0;
- fprintf (stderr, "%s", indirection_level_string ());
- fprintf (stderr, "[[ ");
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+ fprintf (xtrace_fp, "[[ ");
if (invert)
- fprintf (stderr, "! ");
+ fprintf (xtrace_fp, "! ");
if (type == COND_UNARY)
{
- fprintf (stderr, "%s ", op->word);
- fprintf (stderr, "%s", (arg1 && *arg1) ? arg1 : "''");
+ fprintf (xtrace_fp, "%s ", op->word);
+ fprintf (xtrace_fp, "%s", (arg1 && *arg1) ? arg1 : "''");
}
else if (type == COND_BINARY)
{
- fprintf (stderr, "%s", (arg1 && *arg1) ? arg1 : "''");
- fprintf (stderr, " %s ", op->word);
- fprintf (stderr, "%s", (arg2 && *arg2) ? arg2 : "''");
+ fprintf (xtrace_fp, "%s", (arg1 && *arg1) ? arg1 : "''");
+ fprintf (xtrace_fp, " %s ", op->word);
+ fprintf (xtrace_fp, "%s", (arg2 && *arg2) ? arg2 : "''");
}
- fprintf (stderr, " ]]\n");
+ fprintf (xtrace_fp, " ]]\n");
+
+ fflush (xtrace_fp);
}
#endif /* COND_COMMAND */
{
WORD_LIST *w;
- fprintf (stderr, "%s", indirection_level_string ());
- fprintf (stderr, "(( ");
+ CHECK_XTRACE_FP;
+ fprintf (xtrace_fp, "%s", indirection_level_string ());
+ fprintf (xtrace_fp, "(( ");
for (w = list; w; w = w->next)
- fprintf (stderr, "%s%s", w->word->word, w->next ? " " : "");
- fprintf (stderr, " ))\n");
+ fprintf (xtrace_fp, "%s%s", w->word->word, w->next ? " " : "");
+ fprintf (xtrace_fp, " ))\n");
+
+ fflush (xtrace_fp);
}
#endif
}
static void
+print_heredocs (heredocs)
+ REDIRECT *heredocs;
+{
+ REDIRECT *hdtail;
+
+ cprintf (" ");
+ for (hdtail = heredocs; hdtail; hdtail = hdtail->next)
+ {
+ print_redirection (hdtail);
+ cprintf ("\n");
+ }
+ was_heredoc = 1;
+}
+
+/* Print heredocs that are attached to the command before the connector
+ represented by CSTRING. The parsing semantics require us to print the
+ here-doc delimiters, then the connector (CSTRING), then the here-doc
+ bodies. We don't print the connector if it's a `;', but we use it to
+ note not to print an extra space after the last heredoc body and
+ newline. */
+static void
+print_deferred_heredocs (cstring)
+ const char *cstring;
+{
+ REDIRECT *hdtail;
+
+ for (hdtail = deferred_heredocs; hdtail; hdtail = hdtail->next)
+ {
+ cprintf (" ");
+ print_heredoc_header (hdtail);
+ }
+ if (cstring[0] && (cstring[0] != ';' || cstring[1]))
+ cprintf ("%s", cstring);
+ if (deferred_heredocs)
+ cprintf ("\n");
+ for (hdtail = deferred_heredocs; hdtail; hdtail = hdtail->next)
+ {
+ print_heredoc_body (hdtail);
+ cprintf ("\n");
+ }
+ if (deferred_heredocs)
+ {
+ if (cstring && cstring[0] && (cstring[0] != ';' || cstring[1]))
+ cprintf (" "); /* make sure there's at least one space */
+ dispose_redirects (deferred_heredocs);
+ was_heredoc = 1;
+ }
+ deferred_heredocs = (REDIRECT *)NULL;
+}
+
+static void
print_redirection_list (redirects)
REDIRECT *redirects;
{
else
hdtail = heredocs = newredir;
}
+ else if (redirects->instruction == r_duplicating_output_word && redirects->redirector.dest == 1)
+ {
+ /* Temporarily translate it as the execution code does. */
+ redirects->instruction = r_err_and_out;
+ print_redirection (redirects);
+ redirects->instruction = r_duplicating_output_word;
+ }
else
print_redirection (redirects);
/* Now that we've printed all the other redirections (on one line),
print the here documents. */
- if (heredocs)
+ if (heredocs && printing_connection)
+ deferred_heredocs = heredocs;
+ else if (heredocs)
{
- cprintf (" ");
- for (hdtail = heredocs; hdtail; hdtail = hdtail->next)
- {
- print_redirection (hdtail);
- cprintf ("\n");
- }
+ print_heredocs (heredocs);
dispose_redirects (heredocs);
- was_heredoc = 1;
}
}
static void
+print_heredoc_header (redirect)
+ REDIRECT *redirect;
+{
+ int kill_leading;
+ char *x;
+
+ kill_leading = redirect->instruction == r_deblank_reading_until;
+
+ /* Here doc header */
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redirect->redirector.filename->word);
+ else if (redirect->redirector.dest != 0)
+ cprintf ("%d", redirect->redirector.dest);
+
+ /* If the here document delimiter is quoted, single-quote it. */
+ if (redirect->redirectee.filename->flags & W_QUOTED)
+ {
+ x = sh_single_quote (redirect->here_doc_eof);
+ cprintf ("<<%s%s", kill_leading ? "-" : "", x);
+ free (x);
+ }
+ else
+ cprintf ("<<%s%s", kill_leading ? "-" : "", redirect->here_doc_eof);
+}
+
+static void
+print_heredoc_body (redirect)
+ REDIRECT *redirect;
+{
+ /* Here doc body */
+ cprintf ("%s%s", redirect->redirectee.filename->word, redirect->here_doc_eof);
+}
+
+static void
print_redirection (redirect)
REDIRECT *redirect;
{
- int kill_leading, redirector, redir_fd;
- WORD_DESC *redirectee;
+ int redirector, redir_fd;
+ WORD_DESC *redirectee, *redir_word;
- kill_leading = 0;
redirectee = redirect->redirectee.filename;
- redirector = redirect->redirector;
redir_fd = redirect->redirectee.dest;
+ redir_word = redirect->redirector.filename;
+ redirector = redirect->redirector.dest;
+
switch (redirect->instruction)
{
- case r_output_direction:
- if (redirector != 1)
+ case r_input_direction:
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 0)
cprintf ("%d", redirector);
- cprintf (">%s", redirectee->word);
+ cprintf ("< %s", redirectee->word);
break;
- case r_input_direction:
- if (redirector != 0)
+ case r_output_direction:
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 1)
cprintf ("%d", redirector);
- cprintf ("<%s", redirectee->word);
+ cprintf ("> %s", redirectee->word);
break;
case r_inputa_direction: /* Redirection created by the shell. */
cprintf ("&");
break;
+ case r_output_force:
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 1)
+ cprintf ("%d", redirector);
+ cprintf (">|%s", redirectee->word);
+ break;
+
case r_appending_to:
- if (redirector != 1)
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 1)
cprintf ("%d", redirector);
- cprintf (">>%s", redirectee->word);
+ cprintf (">> %s", redirectee->word);
+ break;
+
+ case r_input_output:
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 1)
+ cprintf ("%d", redirector);
+ cprintf ("<> %s", redirectee->word);
break;
case r_deblank_reading_until:
- kill_leading++;
- /* ... */
case r_reading_until:
- if (redirector != 0)
- cprintf ("%d", redirector);
- /* If the here document delimiter is quoted, single-quote it. */
- if (redirect->redirectee.filename->flags & W_QUOTED)
- {
- char *x;
- x = sh_single_quote (redirect->here_doc_eof);
- cprintf ("<<%s%s\n", kill_leading? "-" : "", x);
- free (x);
- }
- else
- cprintf ("<<%s%s\n", kill_leading? "-" : "", redirect->here_doc_eof);
- cprintf ("%s%s",
- redirect->redirectee.filename->word, redirect->here_doc_eof);
+ print_heredoc_header (redirect);
+ cprintf ("\n");
+ print_heredoc_body (redirect);
break;
case r_reading_string:
- if (redirector != 0)
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}", redir_word->word);
+ else if (redirector != 0)
cprintf ("%d", redirector);
+#if 0
+ /* Don't need to check whether or not to requote, since original quotes
+ are still intact. The only thing that has happened is that $'...'
+ has been replaced with 'expanded ...'. */
if (ansic_shouldquote (redirect->redirectee.filename->word))
{
char *x;
free (x);
}
else
+#endif
cprintf ("<<< %s", redirect->redirectee.filename->word);
break;
case r_duplicating_input:
- cprintf ("%d<&%d", redirector, redir_fd);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}<&%d", redir_word->word, redir_fd);
+ else
+ cprintf ("%d<&%d", redirector, redir_fd);
break;
case r_duplicating_output:
- cprintf ("%d>&%d", redirector, redir_fd);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}>&%d", redir_word->word, redir_fd);
+ else
+ cprintf ("%d>&%d", redirector, redir_fd);
break;
case r_duplicating_input_word:
- cprintf ("%d<&%s", redirector, redirectee->word);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}<&%s", redir_word->word, redirectee->word);
+ else
+ cprintf ("%d<&%s", redirector, redirectee->word);
break;
case r_duplicating_output_word:
- cprintf ("%d>&%s", redirector, redirectee->word);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}>&%s", redir_word->word, redirectee->word);
+ else
+ cprintf ("%d>&%s", redirector, redirectee->word);
break;
case r_move_input:
- cprintf ("%d<&%d-", redirector, redir_fd);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}<&%d-", redir_word->word, redir_fd);
+ else
+ cprintf ("%d<&%d-", redirector, redir_fd);
break;
case r_move_output:
- cprintf ("%d>&%d-", redirector, redir_fd);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}>&%d-", redir_word->word, redir_fd);
+ else
+ cprintf ("%d>&%d-", redirector, redir_fd);
break;
case r_move_input_word:
- cprintf ("%d<&%s-", redirector, redirectee->word);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}<&%s-", redir_word->word, redirectee->word);
+ else
+ cprintf ("%d<&%s-", redirector, redirectee->word);
break;
case r_move_output_word:
- cprintf ("%d>&%s-", redirector, redirectee->word);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}>&%s-", redir_word->word, redirectee->word);
+ else
+ cprintf ("%d>&%s-", redirector, redirectee->word);
break;
case r_close_this:
- cprintf ("%d>&-", redirector);
+ if (redirect->rflags & REDIR_VARASSIGN)
+ cprintf ("{%s}>&-", redir_word->word);
+ else
+ cprintf ("%d>&-", redirector);
break;
case r_err_and_out:
- cprintf (">&%s", redirectee->word);
- break;
-
- case r_input_output:
- if (redirector != 1)
- cprintf ("%d", redirector);
- cprintf ("<>%s", redirectee->word);
+ cprintf ("&>%s", redirectee->word);
break;
- case r_output_force:
- if (redirector != 1)
- cprintf ("%d", redirector);
- cprintf (">|%s", redirectee->word);
+ case r_append_err_and_out:
+ cprintf ("&>>%s", redirectee->word);
break;
}
}
{
inside_function_def = 0;
indentation = 0;
+ printing_connection = 0;
+ deferred_heredocs = 0;
}
static void
/* Return the string representation of the named function.
NAME is the name of the function.
COMMAND is the function body. It should be a GROUP_COM.
- MULTI_LINE is non-zero to pretty-print, or zero for all on one line.
+ flags&FUNC_MULTILINE is non-zero to pretty-print, or zero for all on one line.
+ flags&FUNC_EXTERNAL means convert from internal to external form
*/
char *
-named_function_string (name, command, multi_line)
+named_function_string (name, command, flags)
char *name;
COMMAND *command;
- int multi_line;
+ int flags;
{
char *result;
int old_indent, old_amount;
old_indent = indentation;
old_amount = indentation_amount;
command_string_index = was_heredoc = 0;
+ deferred_heredocs = 0;
if (name && *name)
cprintf ("%s ", name);
cprintf ("() ");
- if (multi_line == 0)
+ if ((flags & FUNC_MULTILINE) == 0)
{
indentation = 1;
indentation_amount = 0;
inside_function_def++;
- cprintf (multi_line ? "{ \n" : "{ ");
+ cprintf ((flags & FUNC_MULTILINE) ? "{ \n" : "{ ");
cmdcopy = copy_command (command);
/* Take any redirections specified in the function definition (which should
result = the_printed_command;
- if (!multi_line)
+ if ((flags & FUNC_MULTILINE) == 0)
{
#if 0
register int i;
dispose_command (cmdcopy);
+ if (flags & FUNC_EXTERNAL)
+ result = remove_quoted_escapes (result);
+
return (result);
}
{
if (command_string_index > 0 &&
(the_printed_command[command_string_index - 1] == '&' ||
- the_printed_command[command_string_index - 1] == '\n'))
+ the_printed_command[command_string_index - 1] == '\n'))
return;
cprintf (";");
}
argp = intbuf;
}
else
- argp = inttostr (digit_arg, intbuf, sizeof (intbuf));
+ argp = inttostr (digit_arg, intbuf, sizeof (intbuf));
arg_len = strlen (argp);
break;
break;
default:
- programming_error ("cprintf: bad `%%' argument (%c)", c);
+ programming_error (_("cprintf: `%c': invalid format character"), c);
/*NOTREACHED*/
}
}