source file of the GNU LilyPond music typesetter
- (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
- Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1998--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+ Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include <math.h> /* isinf */
+#include "config.hh"
+#include <math.h> /* isinf */
+#include <stdio.h>
+#include <string.h> /* memset */
+
+#include "international.hh"
+#include "libc-extension.hh"
#include "lily-guile.hh"
#include "string.hh"
#include "misc.hh"
#include "version.hh"
#include "dimensions.hh"
#include "main.hh"
+#include "file-path.hh"
/* MacOS S fix:
source-file.hh includes cmath which undefines isinf and isnan
inline int my_isnan (Real r) { return isnan (r); }
#endif
+LY_DEFINE (ly_find_file, "ly:find-file",
+ 1, 0, 0, (SCM name),
+ "Return the absolute file name of @var{name}, "
+ "or @code{#f} if not found.")
+{
+ SCM_ASSERT_TYPE (scm_is_string (name), name, SCM_ARG1, __FUNCTION__, "string");
+
+ String nm = ly_scm2string (name);
+ String file_name = global_path.find (nm);
+ if (file_name.is_empty ())
+ return SCM_BOOL_F;
+ return scm_makfrom0str (file_name.to_str0 ());
+}
+
+/*
+ Ugh. Gulped file is copied twice. (maybe thrice if you count stdio
+ buffering.)
+*/
LY_DEFINE (ly_gulp_file, "ly:gulp-file",
1, 0, 0, (SCM name),
"Read the file @var{name}, and return its contents in a string. "
return scm_from_locale_stringn (contents.get_str0 (), contents.length ());
}
-LY_DEFINE (ly_warn, "ly:warn",
+LY_DEFINE (ly_error, "ly:error",
1, 0, 1, (SCM str, SCM rest),
- "Scheme callable function to issue the warning @code{msg}. "
+ "Scheme callable function to issue the error @code{msg}. "
+ "The error is formatted with @code{format} and @code{rest}.")
+{
+ SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
+ str = scm_simple_format (SCM_BOOL_F, str, rest);
+ error (ly_scm2string (str));
+ return SCM_UNSPECIFIED;
+}
+
+LY_DEFINE (ly_message, "ly:message",
+ 1, 0, 1, (SCM str, SCM rest),
+ "Scheme callable function to issue the message @code{msg}. "
"The message is formatted with @code{format} and @code{rest}.")
{
SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
- progress_indication ("\n");
+ str = scm_simple_format (SCM_BOOL_F, str, rest);
+ message (ly_scm2string (str));
+ return SCM_UNSPECIFIED;
+}
+LY_DEFINE (ly_progress, "ly:progress",
+ 1, 0, 1, (SCM str, SCM rest),
+ "Scheme callable function to print progress @code{str}. "
+ "The message is formatted with @code{format} and @code{rest}.")
+{
+ SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
str = scm_simple_format (SCM_BOOL_F, str, rest);
- warning (ly_scm2string (str));
+ progress_indication (ly_scm2string (str));
return SCM_UNSPECIFIED;
}
"The message is formatted with @code{format} and @code{rest}.")
{
SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
- progress_indication ("\n");
-
str = scm_simple_format (SCM_BOOL_F, str, rest);
programming_error (ly_scm2string (str));
return SCM_UNSPECIFIED;
}
+LY_DEFINE (ly_warning, "ly:warning",
+ 1, 0, 1, (SCM str, SCM rest),
+ "Scheme callable function to issue the warning @code{str}. "
+ "The message is formatted with @code{format} and @code{rest}.")
+{
+ SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
+ str = scm_simple_format (SCM_BOOL_F, str, rest);
+ warning (ly_scm2string (str));
+ return SCM_UNSPECIFIED;
+}
+
LY_DEFINE (ly_dir_p, "ly:dir?",
1, 0, 0, (SCM s),
- "type predicate. A direction is @code{-1}, @code{0} or "
+ "type predicate. A direction is @code{-1}, @code{0} or "
"@code{1}, where @code{-1} represents "
- "left or down and @code{1} represents right or up.")
+ "left or down and @code{1} represents right or up.")
{
if (scm_is_number (s))
{
int i = scm_to_int (s);
- return (i>= -1 && i <= 1) ? SCM_BOOL_T : SCM_BOOL_F;
+ return (i >= -1 && i <= 1) ? SCM_BOOL_T : SCM_BOOL_F;
}
return SCM_BOOL_F;
}
if (default_value == SCM_UNDEFINED)
default_value = SCM_BOOL_F;
-
+
if (scm_is_pair (handle))
return scm_cdr (handle);
else
return default_value;
}
-
LY_DEFINE (ly_number2string, "ly:number->string",
1, 0, 0, (SCM s),
"Convert @var{num} to a string without generating many decimals.")
#ifdef __APPLE__
if (my_isinf (r) || my_isnan (r))
#else
- if (isinf (r) || isnan (r))
+ if (isinf (r) || isnan (r))
#endif
- {
- programming_error ("Infinity or NaN encountered while converting Real number; setting to zero.");
- r = 0.0;
- }
-
- sprintf (str, "%08.4f", r);
+ {
+ programming_error (_ ("infinity or NaN encountered while converting Real number"));
+ programming_error (_ ("setting to zero"));
+
+ r = 0.0;
+ }
+
+ snprintf (str, sizeof (str), "%08.4f", r);
}
else
- sprintf (str, "%d", scm_to_int (s));
+ snprintf (str, sizeof (str), "%d", scm_to_int (s));
return scm_makfrom0str (str);
}
-
-
-LY_DEFINE (ly_version, "ly:version", 0, 0, 0, (),
- "Return the current lilypond version as a list, e.g. @code{(1 3 127 uu1)}. ")
+LY_DEFINE (ly_version, "ly:version", 0, 0, 0, (),
+ "Return the current lilypond version as a list, e.g. @code{(1 3 127 uu1)}. ")
{
- char const* vs = "\'(" MAJOR_VERSION " " MINOR_VERSION " " PATCH_LEVEL " " MY_PATCH_LEVEL ")" ;
-
- return scm_c_eval_string ((char*)vs);
+ char const *vs = "\'(" MAJOR_VERSION " " MINOR_VERSION " " PATCH_LEVEL " " MY_PATCH_LEVEL ")";
+
+ return scm_c_eval_string ((char *)vs);
}
-LY_DEFINE (ly_unit, "ly:unit", 0, 0, 0, (),
- "Return the unit used for lengths as a string.")
+LY_DEFINE (ly_unit, "ly:unit", 0, 0, 0, (),
+ "Return the unit used for lengths as a string.")
{
return scm_makfrom0str (INTERNAL_UNIT);
}
-
-
-LY_DEFINE (ly_dimension_p, "ly:dimension?", 1, 0, 0, (SCM d),
- "Return @var{d} is a number. Used to distinguish length "
- "variables from normal numbers.")
+LY_DEFINE (ly_dimension_p, "ly:dimension?", 1, 0, 0, (SCM d),
+ "Return @var{d} is a number. Used to distinguish length "
+ "variables from normal numbers.")
{
return scm_number_p (d);
}
/*
Debugging mem leaks:
- */
+*/
LY_DEFINE (ly_protects, "ly:protects",
0, 0, 0, (),
- "Return hash of protected objects.")
+ "Return hash of protected objects.")
{
return scm_protects;
}
{
SCM_ASSERT_TYPE (scm_is_string (string), string, SCM_ARG1,
__FUNCTION__, "string");
- return scm_makfrom0str (gettext (scm_i_string_chars (string)));
+ return scm_makfrom0str (_ (scm_i_string_chars (string)).to_str0 ());
}
-
-
-
LY_DEFINE (ly_output_backend, "ly:output-backend",
- 0, 0, 0, (),
- "Return name of output backend.")
+ 0, 0, 0, (),
+ "Return name of output backend.")
{
return scm_makfrom0str (output_backend_global.to_str0 ());
}
-
LY_DEFINE (ly_output_formats, "ly:output-formats",
- 0, 0, 0, (),
- "Formats passed to --format as a list of strings, "
- "used for the output.")
+ 0, 0, 0, (),
+ "Formats passed to --format as a list of strings, "
+ "used for the output.")
{
Array<String> output_formats = split_string (output_format_global, ',');
return lst;
}
+
+LY_DEFINE (ly_wchar_to_utf_8, "ly:wide-char->utf-8",
+ 1, 0, 0, (SCM wc),
+ "Encode the Unicode codepoint @var{wc} as UTF-8")
+{
+ char buf[5];
+
+ SCM_ASSERT_TYPE (scm_is_integer (wc), wc, SCM_ARG1, __FUNCTION__, "integer");
+ unsigned wide_char = (unsigned) scm_to_int (wc);
+ char * p = buf;
+
+ if (wide_char < 0x0080) {
+ *p++ = (char)wide_char;
+ } else if (wide_char < 0x0800) {
+ *p++ = (char)(((wide_char >> 6) ) | 0xC0);
+ *p++ = (char)(((wide_char ) & 0x3F) | 0x80);
+ } else if (wide_char < 0x10000) {
+ *p++ = (char)(((wide_char >> 12) ) | 0xE0);
+ *p++ = (char)(((wide_char >> 6) & 0x3F) | 0x80);
+ *p++ = (char)(((wide_char ) & 0x3F) | 0x80);
+ } else {
+ *p++ = (char)(((wide_char >> 18) ) | 0xF0);
+ *p++ = (char)(((wide_char >> 12) & 0x3F) | 0x80);
+ *p++ = (char)(((wide_char >> 6) & 0x3F) | 0x80);
+ *p++ = (char)(((wide_char ) & 0x3F) | 0x80);
+ }
+ *p = 0;
+
+ return scm_makfrom0str (buf);
+}
+
+LY_DEFINE (ly_effective_prefix, "ly:effective-prefix",
+ 0, 0, 0, (),
+ "Return effective prefix.")
+{
+ return scm_makfrom0str (prefix_directory.to_str0 ());
+}
+
+LY_DEFINE (ly_chain_assoc_get, "ly:chain-assoc-get",
+ 2, 1, 0, (SCM key, SCM achain, SCM dfault),
+ "Return value for @var{key} from a list of alists @var{achain}. Return @var{dfault} "
+ "if no entry is found, or #f if not specified. ")
+{
+ if (scm_is_pair (achain))
+ {
+ SCM handle = scm_assoc (key, scm_car (achain));
+ if (scm_is_pair (handle))
+ return scm_cdr (handle);
+ else
+ return ly_chain_assoc_get (key, scm_cdr (achain), dfault);
+ }
+ else
+ return dfault == SCM_UNDEFINED ? SCM_BOOL_F : dfault;
+}
+
+LY_DEFINE (ly_port_move, "ly:port-move",
+ 2, 0, 0, (SCM fd, SCM port),
+ "Move file descriptor FD to PORT.")
+{
+ SCM_ASSERT_TYPE (scm_port_p (port), port, SCM_ARG1, __FUNCTION__, "port");
+ SCM_ASSERT_TYPE (scm_integer_p (fd), fd, SCM_ARG1, __FUNCTION__, "fd");
+ freopen (ly_scm2newstr (scm_port_filename (port), 0), "a",
+ fdopen (scm_to_int (fd), "a"));
+ return SCM_UNSPECIFIED;
+}