2 relocate.cc -- implement relocation based on argv0
4 source file of the GNU LilyPond music typesetter
6 (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
10 #include "relocate.hh"
21 #include "file-name.hh"
22 #include "file-path.hh"
23 #include "lily-guile.hh"
24 #include "lily-version.hh"
31 sane_putenv (char const *key, String value, bool overwrite)
33 if (overwrite || !getenv (key))
35 String combine = String (key) + "=" + value;
36 char *s = strdup (combine.to_str0 ());
44 set_env_file (char const *key, String value)
47 return sane_putenv (key, value, false);
48 else if (be_verbose_global)
49 warning (_f ("no such file: %s", value));
54 prepend_env_path (char const *key, String value)
58 if (be_verbose_global)
59 progress_indication (_f ("%s=%s\n", key, value.to_str0 ()));
61 if (char const *cur = getenv (key))
62 value += to_string (PATHSEP) + cur;
64 return sane_putenv (key, value.to_str0 (), true);
66 else if (be_verbose_global)
67 warning (_f ("no such directory: %s for %s", value, key));
72 dir_name (String const file_name)
75 s.substitute ('\\', '/');
76 s = s.left_string (s.index_last ('/'));
85 set_relocation (String bindir, String prefix)
87 if (be_verbose_global)
88 warning (_f ("Relocation: compile prefix=%s, new prefix=%s",
92 String datadir = prefix + "/share";
93 String libdir = prefix + "/lib";
94 String localedir = datadir + "/locale";
95 String sysconfdir = prefix + "/etc";
96 String lilypond_datadir = datadir + "/lilypond/" TOPLEVEL_VERSION;
98 if (is_dir (lilypond_datadir))
99 prefix_directory = lilypond_datadir;
102 if (is_dir (localedir))
103 bindtextdomain ("lilypond", localedir.to_str0 ());
106 set_env_file ("FONTCONFIG_FILE", sysconfdir + "/fonts/fonts.conf");
108 char font_dir[PATH_MAX];
109 ExpandEnvironmentStrings ("%windir%/fonts", font_dir, sizeof (font_dir));
110 prepend_env_path ("GS_FONTPATH", font_dir);
113 /* FIXME: *cough* 8.15 *cough* */
114 prepend_env_path ("GS_FONTPATH", datadir + "/ghostscript/8.15/fonts");
115 prepend_env_path ("GS_LIB", datadir + "/ghostscript/8.15/Resource");
116 prepend_env_path ("GS_LIB", datadir + "/ghostscript/8.15/lib");
118 prepend_env_path ("GS_FONTPATH", datadir + "/gs/fonts");
119 prepend_env_path ("GS_LIB", datadir + "/gs/Resource");
120 prepend_env_path ("GS_LIB", datadir + "/gs/lib");
122 /* need otherwise dynamic .so's aren't found. */
123 prepend_env_path ("DYLD_LIBRARY_PATH", libdir);
125 prepend_env_path ("GUILE_LOAD_PATH", datadir
126 + to_string ("/guile/%d.%d",
127 SCM_MAJOR_VERSION, SCM_MINOR_VERSION));
128 set_env_file ("PANGO_RC_FILE", sysconfdir + "/pango/pangorc");
129 prepend_env_path ("PATH", bindir);
133 get_working_directory ()
136 getcwd (cwd, PATH_MAX);
142 setup_paths (char const *argv0)
144 prefix_directory = LILYPOND_DATADIR;
147 && getenv ("LILYPOND_RELOCATE_PREFIX"))
149 String prefix = getenv ("LILYPOND_RELOCATE_PREFIX");
151 fixme: need different sep for mingw?
153 set_relocation (prefix + "/bin", prefix);
155 else if (relocate_binary)
157 #if defined (__CYGWIN__) || defined (__MINGW32__)
159 s.substitute ('\\', '/');
160 argv0 = s.to_str0 ();
161 #endif /* __CYGWIN__ || __MINGW32__ */
166 /* FIXME, this is broken.
167 what is this supposed to do?
169 argv0[0]==/ is not a universal test for absolute files, see
170 below for File_name.dir_[0] .
173 /* if name contains slashes, we should not look in $PATH */
176 argv0_abs = argv0_abs;
177 else if (String (argv0).index ('/') > 0)
178 argv0_abs = get_working_directory () + "/" + String (argv0);
182 /* Find absolute ARGV0 name, using PATH. */
184 path.parse_path (getenv ("PATH"));
188 String argv0_abs = path.find (argv0);
189 #else /* __MINGW32__ */
190 char const *ext[] = {"exe", "", 0 };
191 String argv0_abs = path.find (argv0, ext);
192 #endif /* __MINGW32__ */
194 if (argv0_abs.is_empty ())
196 File_name name (argv0);
197 /* If NAME contains slashes and its DIR is not absolute, it can
198 only be referenced from CWD. */
199 if (name.to_string ().index ('/') >= 0 && name.dir_[0] != '/')
201 argv0_abs = get_working_directory () + "/" + argv0;
204 programming_error ("can't find absolute argv0");
208 String bindir = dir_name (argv0_abs);
209 String argv0_prefix = dir_name (bindir);
210 if (argv0_prefix != dir_name (dir_name (dir_name (prefix_directory))))
211 set_relocation (bindir, argv0_prefix);
216 /* FIXME: use LILYPOND_DATADIR. */
217 if (char const *env = getenv ("LILYPONDPREFIX"))
220 /* Normalize file name. */
221 env = File_name (env).to_string ().get_copy_str0 ();
223 prefix_directory = env;
226 global_path.append ("");
230 When running from build dir, a full LILYPOND_PREFIX is set-up at
232 $(OUTBASE)/share/lilypond/TOPLEVEL_VERSION
234 This historical hack will allow the shorthand
236 LILYPONDPREFIX=out lily/out/lilypond ...
241 String build_prefix = prefix_directory + "/share/lilypond/" TOPLEVEL_VERSION;
242 if (stat (build_prefix.to_str0 (), &statbuf) == 0)
243 prefix_directory = build_prefix;
246 /* Adding mf/out make lilypond unchanged source directory, when setting
247 LILYPONDPREFIX to lilypond-x.y.z */
248 char *suffixes[] = {"ly", "ps", "scm", 0 };
252 for (char **s = suffixes; *s; s++)
254 String path = prefix_directory + to_string ('/') + String (*s);
259 dirs.push (prefix_directory + "/fonts/otf/");
260 dirs.push (prefix_directory + "/fonts/type1/");
261 dirs.push (prefix_directory + "/fonts/svg/");
263 for (int i = 0; i < dirs.size (); i++)
264 global_path.prepend (dirs[i]);