Run `make grand-replace'.

[lilypond.git] / lily / main.cc

diff --git a/lily/main.cc b/lily/main.cc
index 6019678ae8818e7fa54e8a9fda787c257fe82a4c..ba8c3acbbc7d21c7003493ac3f335c578b440c06 100644 (file)
--- a/lily/main.cc
+++ b/lily/main.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "main.hh"
@@ -156,9 +156,7 @@ static Long_option_init options_static[]
   {_i ("USER, GROUP, JAIL, DIR"), "jail", 'j', _i ("chroot to JAIL, become USER:GROUP\n"
                                                "and cd into DIR")},
 #endif
-  {0, "no-print", 0, _i ("do not generate printed output")},
   {_i ("FILE"), "output", 'o',  _i ("write output to FILE (suffix will be added)")},
-  {0, "preview", 'p',  _i ("generate a preview of the first system")},
   {0, "relocate", 0, _i ("relocate using directory of lilypond program")},
   {0, "version", 'v',  _i ("show version number and exit")},
   {0, "verbose", 'V', _i ("be verbose")},
@@ -168,6 +166,29 @@ static Long_option_init options_static[]
 
 char const *LILYPOND_DATADIR = PACKAGE_DATADIR "/" TOPLEVEL_VERSION;
 
+
+/* x86 defaults to using 80-bit extended precision arithmetic. This can cause
+   problems because the truncation from 80 bits to 64 bits can occur in
+   unpredictable places. To get around this, we tell the x87 FPU to use only
+   double precision. Note that this is not needed for x86_64 because that uses
+   the SSE unit by default instead of the x87 FPU. */
+#if ((defined(__x86__) || defined(__i386__)) \
+  && defined(HAVE_FPU_CONTROL_H) && (HAVE_FPU_CONTROL_H == 1))
+
+#include <fpu_control.h>
+static void configure_fpu() {
+  fpu_control_t fpu_control = 0x027f;
+  _FPU_SETCW (fpu_control);
+}
+
+#else
+
+static void configure_fpu() {
+}
+
+#endif /* defined(__x86__) || defined(__i386__) */
+
+
 static void
 env_var_info (FILE *out, char const *key)
 {
@@ -203,7 +224,7 @@ static void
 copyright ()
 {
   printf (_f ("Copyright (c) %s by\n%s  and others.",
-             "1996--2007",
+             "1996--2008",
              AUTHORS).c_str ());
   printf ("\n");
 }
@@ -219,9 +240,10 @@ static void
 notice ()
 {
   identify (stdout);
-  puts (_f (NOTICE, PROGRAM_NAME).c_str ());
   printf ("\n");
   copyright ();
+  printf ("\n");
+  puts (_f (NOTICE, PROGRAM_NAME).c_str ());
 }
 
 LY_DEFINE (ly_usage, "ly:usage",
@@ -536,7 +558,6 @@ parse_argv (int argc, char **argv)
 
   if (show_help)
     {
-      identify (stdout);
       ly_usage ();
       if (be_verbose_global)
        dir_info (stdout);
@@ -566,9 +587,16 @@ setup_guile_env ()
               "104857600", overwrite);
 }
 
+vector<string> start_environment_global;
+ 
 int
-main (int argc, char **argv)
+main (int argc, char **argv, char **envp)
 {
+  configure_fpu();
+
+  for (char **p = envp; *p; p++)
+    start_environment_global.push_back(*p);
+  
   if (getenv ("LILYPOND_VERBOSE"))
     be_verbose_global = true;
 
@@ -597,25 +625,3 @@ main (int argc, char **argv)
   /* Only reachable if GUILE exits.  That is an error.  */
   return 1;
 }
-
-SCM atexit_list = SCM_EOL;
-
-LY_DEFINE (ly_atexit, "ly:atexit",
-          2, 0, 0, (SCM proc, SCM args),
-          "Just before exiting, call the procedure given. "
-"If this is called multiple times, the procedures are called "
-"in LIFO order.")
-{
-  atexit_list = scm_cons (scm_cons (proc, args), atexit_list);
-  scm_gc_protect_object (atexit_list);
-  return SCM_UNSPECIFIED;
-}
-
-LY_DEFINE (ly_do_atexit, "ly:do-atexit",
-          0, 0, 0, (),
-          "Call the atexit procedures.")
-{
-  for (SCM s = atexit_list; scm_is_pair (s); s = scm_cdr (s))
-    scm_apply_0 (scm_caar (s), scm_cdar (s));
-  return SCM_UNSPECIFIED;
-}