/*
- lily-guile.cc -- implement assorted Guile bindings
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
-
- (c) 1998--2009 Jan Nieuwenhuizen <janneke@gnu.org>
+ Copyright (C) 1998--2009 Jan Nieuwenhuizen <janneke@gnu.org>
Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ LilyPond 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.
+
+ LilyPond 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 LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.hh"
#include <cstring> /* memset */
using namespace std;
+#include "dimensions.hh"
+#include "file-name.hh"
+#include "file-path.hh"
#include "international.hh"
#include "libc-extension.hh"
#include "lily-guile.hh"
-#include "misc.hh"
-#include "warn.hh"
-#include "version.hh"
-#include "dimensions.hh"
#include "main.hh"
-#include "file-path.hh"
+#include "misc.hh"
+#include "program-option.hh"
#include "relocate.hh"
-#include "file-name.hh"
#include "string-convert.hh"
+#include "version.hh"
+#include "warn.hh"
LY_DEFINE (ly_start_environment, "ly:start-environment",
0, 0, 0, (),
LY_ASSERT_TYPE (scm_is_number, size, 2);
sz = scm_to_int (size);
}
-
+
string contents = gulp_file_to_string (ly_scm2string (name), true, sz);
return scm_from_locale_stringn (contents.c_str (), contents.length ());
}
{
LY_ASSERT_TYPE (scm_is_string, str, 1);
str = scm_simple_format (SCM_BOOL_F, str, rest);
- programming_error (ly_scm2string (str));
+
+ if (get_program_option ("warning-as-error"))
+ error (ly_scm2string (str));
+ else
+ programming_error (ly_scm2string (str));
+
return SCM_UNSPECIFIED;
}
{
LY_ASSERT_TYPE (scm_is_string, str, 1);
str = scm_simple_format (SCM_BOOL_F, str, rest);
- warning (ly_scm2string (str));
+
+ if (get_program_option ("warning-as-error"))
+ error (ly_scm2string (str));
+ else
+ warning (ly_scm2string (str));
+
return SCM_UNSPECIFIED;
}
}
LY_DEFINE (ly_assoc_get, "ly:assoc-get",
- 2, 1, 0,
- (SCM key, SCM alist, SCM default_value),
- "Return value if @var{key} in @var{alist}, else @code{default-value}"
- " (or @code{#f} if not specified).")
+ 2, 2, 0,
+ (SCM key, SCM alist, SCM default_value, SCM strict_checking),
+ "Return value if @var{key} in @var{alist}, else @var{default-value}"
+ " (or @code{#f} if not specified). If @var{strict-checking} is set"
+ " to @code{#t} and @var{key} is not in @var{alist}, a programming_error"
+ " is output.")
{
LY_ASSERT_TYPE(ly_cheap_is_list, alist, 2);
-
+
SCM handle = scm_assoc (key, alist);
if (scm_is_pair (handle))
return scm_cdr (handle);
-
+
if (default_value == SCM_UNDEFINED)
default_value = SCM_BOOL_F;
+ if (strict_checking == SCM_BOOL_T)
+ {
+ string key_string = ly_scm2string
+ (scm_object_to_string (key, SCM_UNDEFINED));
+ string default_value_string = ly_scm2string
+ (scm_object_to_string (default_value,
+ SCM_UNDEFINED));
+ programming_error ("Cannot find key `" +
+ key_string +
+ "' in alist, setting to `" +
+ default_value_string + "'.");
+ }
+
return default_value;
}
string ss = ly_scm2string (s);
replace_all (&ss, ly_scm2string (a),
ly_scm2string (b));
-
+
return ly_string2scm (ss);
}
-
+
LY_DEFINE (ly_number_2_string, "ly:number->string",
1, 0, 0, (SCM s),
"Convert @var{num} to a string without generating many decimals.")
}
LY_DEFINE (ly_chain_assoc_get, "ly:chain-assoc-get",
- 2, 1, 0, (SCM key, SCM achain, SCM val),
+ 2, 2, 0, (SCM key, SCM achain, SCM default_value, SCM strict_checking),
"Return value for @var{key} from a list of alists @var{achain}."
- " If no entry is found, return @var{val} or @code{#f} if"
- " @var{val} is not specified.")
+ " If no entry is found, return @var{default-value} or @code{#f} if"
+ " @var{default-value} is not specified. With @var{strict-checking}"
+ " set to @code{#t}, a programming_error is output in such cases.")
{
if (scm_is_pair (achain))
{
if (scm_is_pair (handle))
return scm_cdr (handle);
else
- return ly_chain_assoc_get (key, scm_cdr (achain), val);
+ return ly_chain_assoc_get (key, scm_cdr (achain), default_value);
+ }
+
+ if (strict_checking == SCM_BOOL_T)
+ {
+ string key_string = ly_scm2string
+ (scm_object_to_string (key, SCM_UNDEFINED));
+ string default_value_string = ly_scm2string
+ (scm_object_to_string (default_value,
+ SCM_UNDEFINED));
+ programming_error ("Cannot find key `" +
+ key_string +
+ "' in achain, setting to `" +
+ default_value_string + "'.");
}
- return val == SCM_UNDEFINED ? SCM_BOOL_F : val;
+
+ return default_value == SCM_UNDEFINED ? SCM_BOOL_F : default_value;
}
m = ly_scm2string (mode);
/* dup2 and (fileno (current-error-port)) do not work with mingw'c
gcc -mwindows. */
- fflush (stderr);
+ fflush (stderr);
freopen (ly_scm2string (file_name).c_str (), m.c_str (), stderr);
return SCM_UNSPECIFIED;
}
"Convert @code{FooBar_Bla} to @code{foo-bar-bla} style symbol.")
{
LY_ASSERT_TYPE (ly_is_symbol, name_sym, 1);
-
+
/*
TODO: should use strings instead?
*/
-
+
const string in = ly_symbol2string (name_sym);
string result = camel_case_to_lisp_identifier (in);
return ly_string2scm (expand_environment_variables (ly_scm2string (str)));
}
-
+
LY_DEFINE (ly_truncate_list_x, "ly:truncate-list!",
2, 0, 0, (SCM lst, SCM i),
ly_progress (scm_from_locale_string ("Unsupported SCM value for format: ~a"),
scm_list_1 (arg));
}
-
-
- return "";
+
+
+ return "";
}
LY_DEFINE (ly_format, "ly:format",
if (tilde == NPOS)
break ;
-
+
tilde ++;
char spec = format.at (tilde ++);
{
if (!scm_is_pair (rest))
{
- programming_error (string (__FUNCTION__)
+ programming_error (string (__FUNCTION__)
+ ": not enough arguments for format.");
return ly_string2scm ("");
}
-
+
SCM arg = scm_car (rest);
rest = scm_cdr (rest);
int precision = 8;
-
+
if (spec == '$')
precision = 2;
else if (isdigit (spec))
precision = spec - '0';
spec = format.at (tilde ++);
}
-
+
if (spec == 'a' || spec == 'A' || spec == 'f' || spec == '$')
results.push_back (format_single_argument (arg, precision));
else if (spec == 's' || spec == 'S')
if (s != SCM_EOL)
results.push_back (format_single_argument (s, precision));
-
+
}
}
vsize len = 0;
for (vsize i = 0; i < results.size (); i++)
len += results[i].size ();
-
+
char *result = (char*) scm_malloc (len + 1);
char *ptr = result;
for (vsize i = 0; i < results.size (); i++)
ptr += results[i].size ();
}
*ptr = '\0';
-
+
return scm_take_locale_stringn (result, len);
}