/*
- relocate.cc -- implement relocation based on argv0
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2005--2006 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 "relocate.hh"
#define FRAMEWORKDIR ".."
-
int
sane_putenv (char const *key, string value, bool overwrite)
{
{
string combine = string (key) + "=" + value;
char *s = strdup (combine.c_str ());
- return putenv (s);
+
+ if (be_verbose_global)
+ progress_indication (_f ("Setting %s to %s" , key, value.c_str ())
+ + "\n");
+
+ int retval = putenv (s);
+ /*
+ unfortunately, we can't portably free S here,
+ due to various bugs in glibc prior to 2.1.1
+ */
+ return retval;
}
return -1;
#include <winbase.h>
#endif
-void
+static void
prefix_relocation (string prefix)
{
- if (be_verbose_global)
- warning (_f ("Relocation: compile prefix=%s, new prefix=%s",
- prefix_directory,
- prefix.c_str ()));
-
string bindir = prefix + "/bin";
string datadir = prefix + "/share";
string localedir = datadir + "/locale";
- string lilypond_datadir = datadir + "/lilypond/";
-
- if (is_dir (lilypond_datadir + "/" + TOPLEVEL_VERSION))
- prefix_directory = lilypond_datadir + "/" + TOPLEVEL_VERSION;
- else if (is_dir (lilypond_datadir + "/current"))
- prefix_directory = lilypond_datadir + "/current";
-
+ string package_datadir = datadir + "/lilypond/";
+ string old_lilypond_datadir = lilypond_datadir;
+
+ if (is_dir (package_datadir + "/" + TOPLEVEL_VERSION))
+ lilypond_datadir = package_datadir + "/" + TOPLEVEL_VERSION;
+ else if (is_dir (package_datadir + "/current"))
+ lilypond_datadir = package_datadir + "/current";
+ else
+ warning (_f ("not relocating, no %s/ or current/ found under %s",
+ TOPLEVEL_VERSION, package_datadir.c_str ()));
+
#if HAVE_GETTEXT
if (is_dir (localedir))
bindtextdomain ("lilypond", localedir.c_str ());
#endif
prepend_env_path ("PATH", bindir);
+
+ if (be_verbose_global)
+ warning (_f ("Relocation: compile datadir=%s, new datadir=%s",
+ old_lilypond_datadir.c_str (),
+ lilypond_datadir.c_str ()));
}
-void
+/*
+ UGH : this is a complete mess.
+*/
+
+static void
framework_relocation (string prefix)
{
if (be_verbose_global)
read_relocation_dir (prefix + "/etc/relocate/");
string bindir = prefix + "/bin";
-
-#ifdef OLD_RELOCATION
- string datadir = prefix + "/share";
- string libdir = prefix + "/lib";
- string sysconfdir = prefix + "/etc";
-
- /* need otherwise dynamic .so's aren't found. */
- prepend_env_path ("DYLD_LIBRARY_PATH", libdir);
-
- set_env_file ("FONTCONFIG_FILE", sysconfdir + "/fonts/fonts.conf", true);
- set_env_dir ("FONTCONFIG_PATH", sysconfdir + "/fonts");
-
-#ifdef __MINGW32__
- char font_dir[PATH_MAX];
- ExpandEnvironmentStrings ("%windir%/fonts", font_dir, sizeof (font_dir));
- prepend_env_path ("GS_FONTPATH", font_dir);
-#endif
-
- string gs_version =
-#ifdef GHOSTSCRIPT_VERSION
- GHOSTSCRIPT_VERSION
-#else
- "ghostscript-version-undefined"
-#endif
- ;
-
- if (char const *cur = getenv ("LILYPOND_GS_VERSION"))
- gs_version = cur;
-
- prepend_env_path ("GS_FONTPATH", datadir + "/ghostscript/" + gs_version + "/fonts");
- prepend_env_path ("GS_LIB", datadir + "/ghostscript/" + gs_version + "/Resource");
- prepend_env_path ("GS_LIB", datadir + "/ghostscript/" + gs_version + "/lib");
-
- prepend_env_path ("GS_FONTPATH", datadir + "/gs/fonts");
- prepend_env_path ("GS_LIB", datadir + "/gs/Resource");
- prepend_env_path ("GS_LIB", datadir + "/gs/lib");
-
- prepend_env_path ("GUILE_LOAD_PATH", datadir
- + to_string ("/guile/%d.%d",
- SCM_MAJOR_VERSION, SCM_MINOR_VERSION));
- set_env_file ("PANGO_RC_FILE", sysconfdir + "/pango/pangorc");
- set_env_dir ("PANGO_PREFIX", prefix);
-
-#endif
-
prepend_env_path ("PATH", bindir);
}
+/*
+ UGH : this is a complete mess.
+*/
void
setup_paths (char const *argv0_ptr)
{
File_name argv0_filename (argv0_ptr);
- prefix_directory = LILYPOND_DATADIR;
- if (relocate_binary
- && getenv ("LILYPOND_RELOCATE_PREFIX"))
+ if (relocate_binary)
{
- string prefix = getenv ("LILYPOND_RELOCATE_PREFIX");
+ string prefix_directory;
+ if (getenv ("LILYPOND_RELOCATE_PREFIX"))
+ {
+ prefix_directory = getenv ("LILYPOND_RELOCATE_PREFIX");
#ifdef __MINGW32__
- /* Normalize file name. */
- prefix = File_name (prefix).to_string ();
+ /* Normalize file name. */
+ prefix_directory = File_name (prefix_directory).to_string ();
#endif /* __MINGW32__ */
- prefix_relocation (prefix);
- string bindir = prefix + "/bin";
- framework_relocation (bindir);
- }
- else if (relocate_binary)
- {
- string argv0_abs;
- if (argv0_filename.is_absolute ())
- {
- argv0_abs = argv0_filename.to_string ();
- if (be_verbose_global)
- warning (_f ("Relocation: is absolute: argv0=%s", argv0_ptr));
+
+ prefix_relocation (prefix_directory);
+ string bindir = prefix_directory + "/bin";
+ framework_relocation (bindir);
}
- else if (argv0_filename.dir_.length ())
+ else if (relocate_binary)
{
- argv0_abs = get_working_directory ()
- + "/" + string (argv0_filename.to_string ());
- if (be_verbose_global)
- warning (_f ("Relocation: from cwd: argv0=%s", argv0_ptr));
- }
- else
- {
- /* Find absolute ARGV0 name, using PATH. */
- File_path path;
- path.parse_path (getenv ("PATH"));
-
- if (be_verbose_global)
- warning (_f ("Relocation: from PATH=%s\nargv0=%s",
- path.to_string ().c_str (), argv0_ptr));
+ string argv0_abs;
+ if (argv0_filename.is_absolute ())
+ {
+ argv0_abs = argv0_filename.to_string ();
+ if (be_verbose_global)
+ warning (_f ("Relocation: is absolute: argv0=%s", argv0_ptr));
+ }
+ else if (argv0_filename.dir_.length ())
+ {
+ argv0_abs = get_working_directory ()
+ + "/" + string (argv0_filename.to_string ());
+ if (be_verbose_global)
+ warning (_f ("Relocation: from cwd: argv0=%s", argv0_ptr));
+ }
+ else
+ {
+ /* Find absolute ARGV0 name, using PATH. */
+ File_path path;
+ path.parse_path (getenv ("PATH"));
#ifndef __MINGW32__
- argv0_abs = path.find (argv0_filename.to_string ());
+ argv0_abs = path.find (argv0_filename.to_string ());
#else /* __MINGW32__ */
- char const *ext[] = {"exe", "", 0 };
- argv0_abs = path.find (argv0_filename.to_string (), ext);
+ path.prepend (get_working_directory ());
+ char const *ext[] = {"exe", "", 0 };
+ argv0_abs = path.find (argv0_filename.to_string (), ext);
#endif /* __MINGW32__ */
- if (argv0_abs.empty ())
- programming_error ("can't find absolute argv0.");
+ if (be_verbose_global)
+ warning (_f ("Relocation: from PATH=%s\nargv0=%s",
+ path.to_string ().c_str (), argv0_ptr));
+
+ if (argv0_abs.empty ())
+ programming_error ("cannot find absolute argv0");
+ }
+
+ string bindir = dir_name (argv0_abs);
+ string argv0_prefix = dir_name (bindir);
+ string compile_prefix = dir_name (dir_name (dir_name (lilypond_datadir)));
+ if (argv0_prefix != compile_prefix)
+ {
+ prefix_relocation (argv0_prefix);
+ prefix_directory = argv0_prefix;
+ }
+ if (argv0_prefix != compile_prefix || string (FRAMEWORKDIR) != "..")
+ {
+ framework_relocation (bindir + "/" + FRAMEWORKDIR);
+ prefix_directory = bindir + "/" + FRAMEWORKDIR;
+ }
}
- string bindir = dir_name (argv0_abs);
- string argv0_prefix = dir_name (bindir);
- string compile_prefix = dir_name (dir_name (dir_name (prefix_directory)));
- if (argv0_prefix != compile_prefix)
- prefix_relocation (argv0_prefix);
- if (argv0_prefix != compile_prefix || string (FRAMEWORKDIR) != "..")
- framework_relocation (bindir + "/" + FRAMEWORKDIR);
+ lilypond_datadir = prefix_directory
+ + "/share/lilypond/" TOPLEVEL_VERSION;
}
- /* FIXME: use LILYPOND_DATADIR. */
- if (char const *env = getenv ("LILYPONDPREFIX"))
- {
+ if (getenv ("LILYPONDPREFIX"))
+ error (_ ("LILYPONDPREFIX is obsolete, use LILYPOND_DATADIR"));
-#ifdef __MINGW32__
+ if (char const *env = getenv ("LILYPOND_DATADIR"))
+ {
/* Normalize file name. */
- prefix_directory = File_name (env).to_string ();
-#else
- prefix_directory = env;
-#endif
+ lilypond_datadir = File_name (env).to_string ();
}
- global_path.append ("");
-
-
- /*
- When running from build dir, a full LILYPOND_PREFIX is set-up at
+ /* When running from build dir, a full LILYPOND_DATADIR is set-up at
+ $(OUTBASE)/{share, lib}/lilypond/current. Configure lily using
+ ./configure --prefix=$(pwd)/out */
+ string build_datadir_current = dir_name (lilypond_datadir) + "/current";
+ if (!is_dir (lilypond_datadir.c_str ())
+ && is_dir (build_datadir_current.c_str ()))
+ lilypond_datadir = build_datadir_current;
- $(OUTBASE)/share/lilypond/TOPLEVEL_VERSION
- This historical hack will allow the shorthand
-
- LILYPONDPREFIX=out lily/out/lilypond ...
-
- */
-
- string build_prefix_current = prefix_directory + "/share/lilypond/" "current";
- string build_prefix_version = prefix_directory + "/share/lilypond/" TOPLEVEL_VERSION;
- if (is_dir (build_prefix_version.c_str ()))
- prefix_directory = build_prefix_version;
- else if (is_dir (build_prefix_current.c_str ()))
- prefix_directory = build_prefix_current;
+ lilypond_datadir = File_name (lilypond_datadir).canonicalized().to_string();
+ global_path.append ("");
+
/* Adding mf/out make lilypond unchanged source directory, when setting
LILYPONDPREFIX to lilypond-x.y.z */
char const *suffixes[] = {"ly", "ps", "scm", 0 };
vector<string> dirs;
for (char const **s = suffixes; *s; s++)
{
- string path = prefix_directory + to_string ('/') + string (*s);
+ string path = lilypond_datadir + to_string ('/') + string (*s);
dirs.push_back (path);
}
- dirs.push_back (prefix_directory + "/fonts/otf/");
- dirs.push_back (prefix_directory + "/fonts/type1/");
- dirs.push_back (prefix_directory + "/fonts/svg/");
+ dirs.push_back (lilypond_datadir + "/fonts/otf/");
+ dirs.push_back (lilypond_datadir + "/fonts/type1/");
+ dirs.push_back (lilypond_datadir + "/fonts/svg/");
for (vsize i = 0; i < dirs.size (); i++)
global_path.prepend (dirs[i]);
}
-
-
string
expand_environment_variables (string orig)
{
- const char *start_ptr = orig.c_str();
- const char *ptr = orig.c_str();
- size_t len = orig.length();
+ char const *start_ptr = orig.c_str ();
+ char const *ptr = orig.c_str ();
+ size_t len = orig.length ();
string out;
while (ptr < start_ptr + len)
{
- char *dollar = strchr (ptr, '$');
+ char const *dollar = strchr (ptr, '$');
if (dollar != NULL)
{
- char *start_var = dollar + 1;
- char *end_var = start_var;
- char *start_next = end_var;
+ char const *start_var = dollar + 1;
+ char const *end_var = start_var;
+ char const *start_next = end_var;
out += string (ptr, dollar - ptr);
ptr = dollar;
{
/*
Hmm. what to do for $1 , $~ etc.?
- */
+ */
do
{
end_var ++;
if (start_var < end_var)
{
string var_name (start_var, end_var - start_var);
- const char *value = getenv (var_name.c_str());
+ char const *value = getenv (var_name.c_str ());
if (value != NULL)
out += string (value);
return out;
}
-
-string
+// Ugh - very inefficient, but safer than fgets.
+static string
read_line (FILE *f)
{
string out;
int c = 0;
while ((c = fgetc (f)) != EOF && c != '\n')
- out += c;
+ out += char(c);
return out;
}
read_relocation_file (string filename)
{
if (be_verbose_global)
- progress_indication (_f ("Relocation file %s", filename.c_str ()));
+ progress_indication (_f ("Relocation file: %s", filename.c_str ())
+ + "\n");
char const *cname = filename.c_str ();
FILE *f = fopen (cname, "r");
if (!f)
- error (_f ("can't open file %s", cname));
+ error (_f ("cannot open file: `%s'", cname));
while (!feof (f))
{
value = expand_environment_variables (value);
if (command == "set")
- sane_putenv (variable.c_str(), value, true);
+ sane_putenv (variable.c_str (), value, true);
else if (command == "setdir")
- set_env_dir (variable.c_str(), value);
+ set_env_dir (variable.c_str (), value);
else if (command == "setfile")
- set_env_file (variable.c_str(), value);
+ set_env_file (variable.c_str (), value);
else if (command == "prependdir")
prepend_env_path (variable.c_str (), value);
else
- error ( _f("Unknown relocation command %s", command));
+ error (_f ("Unknown relocation command %s", command));
}
fclose (f);
void
read_relocation_dir (string dirname)
{
- DIR *dir = opendir (dirname.c_str ());
-
- while (struct dirent *ent = readdir (dir))
- {
- File_name name (ent->d_name);
- if (name.ext_ == "reloc")
- {
+ if (DIR *dir = opendir (dirname.c_str ()))
+ while (struct dirent *ent = readdir (dir))
+ {
+ File_name name (ent->d_name);
+ if (name.ext_ == "reloc")
read_relocation_file (dirname + "/" + name.to_string ());
- }
- }
+ }
}