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"
13 #include "file-name.hh"
14 #include "file-path.hh"
20 #include "lily-guile.hh"
21 #include "lily-version.hh"
27 sane_putenv (char const *key, String value, bool overwrite)
29 if (overwrite || !getenv (key))
31 String combine = String (key) + "=" + value;
32 char *s = strdup (combine.to_str0 ());
40 set_env_file (char const *key, String value)
43 return sane_putenv (key, value, false);
44 else if (be_verbose_global)
45 warning (_f ("no such file: %s", value));
50 prepend_env_path (char const *key, String value)
54 if (be_verbose_global)
55 progress_indication (_f ("%s=%s\n", key, value.to_str0 ()));
57 if (char const *cur = getenv (key))
58 value += to_string (PATHSEP) + cur;
60 return sane_putenv (key, value.to_str0 (), true);
62 else if (be_verbose_global)
63 warning (_f ("no such directory: %s for %s", value, key));
68 dir_name (String const file_name)
71 s.substitute ('\\', '/');
72 s = s.left_string (s.index_last ('/'));
81 set_relocation (String bindir, String prefix)
83 if (be_verbose_global)
84 warning (_f ("Relocation: compile prefix=%s, new prefix=%s",
88 String datadir = prefix + "/share";
89 String libdir = prefix + "/lib";
90 String localedir = datadir + "/locale";
91 String sysconfdir = prefix + "/etc";
92 String lilypond_datadir = datadir + "/lilypond/" TOPLEVEL_VERSION;
94 if (is_dir (lilypond_datadir))
95 prefix_directory = lilypond_datadir;
98 if (is_dir (localedir))
99 bindtextdomain ("lilypond", localedir.to_str0 ());
102 set_env_file ("FONTCONFIG_FILE", sysconfdir + "/fonts/fonts.conf");
104 char font_dir[PATH_MAX];
105 ExpandEnvironmentStrings ("%windir%/fonts", font_dir, sizeof (font_dir));
106 prepend_env_path ("GS_FONTPATH", font_dir);
109 /* FIXME: *cough* 8.15 *cough* */
110 prepend_env_path ("GS_FONTPATH", datadir + "/ghostscript/8.15/fonts");
111 prepend_env_path ("GS_LIB", datadir + "/ghostscript/8.15/Resource");
112 prepend_env_path ("GS_LIB", datadir + "/ghostscript/8.15/lib");
114 prepend_env_path ("GS_FONTPATH", datadir + "/gs/fonts");
115 prepend_env_path ("GS_LIB", datadir + "/gs/Resource");
116 prepend_env_path ("GS_LIB", datadir + "/gs/lib");
118 /* need otherwise dynamic .so's aren't found. */
119 prepend_env_path ("DYLD_LIBRARY_PATH", libdir);
121 prepend_env_path ("GUILE_LOAD_PATH", datadir
122 + to_string ("/guile/%d.%d",
123 SCM_MAJOR_VERSION, SCM_MINOR_VERSION));
124 set_env_file ("PANGO_RC_FILE", sysconfdir + "/pango/pangorc");
125 prepend_env_path ("PATH", bindir);
129 get_working_directory ()
132 getcwd (cwd, PATH_MAX);
138 setup_paths (char const *argv0)
140 prefix_directory = LILYPOND_DATADIR;
143 && getenv ("LILYPOND_RELOCATE_PREFIX"))
145 String prefix = getenv ("LILYPOND_RELOCATE_PREFIX");
147 fixme: need different sep for mingw?
149 set_relocation (prefix + "/bin", prefix);
151 else if (relocate_binary)
153 #if defined (__CYGWIN__) || defined (__MINGW32__)
155 s.substitute ('\\', '/');
156 argv0 = s.to_str0 ();
157 #endif /* __CYGWIN__ || __MINGW32__ */
160 /* if name contains slashes, we should not look in $PATH */
163 argv0_abs = argv0_abs;
164 else if (String (argv0).index ('/') > 0)
165 argv0_abs = get_working_directory () + "/" + String (argv0);
168 /* Find absolute ARGV0 name, using PATH. */
170 path.parse_path (getenv ("PATH"));
174 String argv0_abs = path.find (argv0);
175 #else /* __MINGW32__ */
176 char const *ext[] = {"exe", "", 0 };
177 String argv0_abs = path.find (argv0, ext);
178 #endif /* __MINGW32__ */
180 if (argv0_abs.is_empty ())
182 File_name name (argv0);
183 /* If NAME contains slashes and its DIR is not absolute, it can
184 only be referenced from CWD. */
185 if (name.to_string ().index ('/') >= 0 && name.dir_[0] != '/')
187 argv0_abs = get_working_directory () + "/" + argv0;
190 programming_error ("can't find absolute argv0");
194 String bindir = dir_name (argv0_abs);
195 String argv0_prefix = dir_name (bindir);
196 if (argv0_prefix != dir_name (dir_name (dir_name (prefix_directory))))
197 set_relocation (bindir, argv0_prefix);
202 /* FIXME: use LILYPOND_DATADIR. */
203 if (char const *env = getenv ("LILYPONDPREFIX"))
206 /* Normalize file name. */
207 env = File_name (env).to_string ().get_copy_str0 ();
209 prefix_directory = env;
212 global_path.append ("");
216 When running from build dir, a full LILYPOND_PREFIX is set-up at
218 $(OUTBASE)/share/lilypond/TOPLEVEL_VERSION
220 This historical hack will allow the shorthand
222 LILYPONDPREFIX=out lily/out/lilypond ...
227 String build_prefix = prefix_directory + "/share/lilypond/" TOPLEVEL_VERSION;
228 if (stat (build_prefix.to_str0 (), &statbuf) == 0)
229 prefix_directory = build_prefix;
232 /* Adding mf/out make lilypond unchanged source directory, when setting
233 LILYPONDPREFIX to lilypond-x.y.z */
234 char *suffixes[] = {"ly", "ps", "scm", 0 };
238 for (char **s = suffixes; *s; s++)
240 String path = prefix_directory + to_string ('/') + String (*s);
245 dirs.push (prefix_directory + "/fonts/otf/");
246 dirs.push (prefix_directory + "/fonts/type1/");
247 dirs.push (prefix_directory + "/fonts/svg/");
249 for (int i = 0; i < dirs.size (); i++)
250 global_path.prepend (dirs[i]);