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authorXanadu <none@none>2010-07-20 02:49:28 +0200
committerXanadu <none@none>2010-07-20 02:49:28 +0200
commit79622802f397258ee0f34327ba3ae6977ca3e7ff (patch)
tree1868946c234ab9ee256a6b7766a15713eae94235 /externals/mysql/mysys/mf_path.c
parent7dd2dc91816ab8b3bc3b99a1b1c99c7ea314d5a8 (diff)
parentf906976837502fa5aa81b982b901d1509f5aa0c4 (diff)
Merge. Revision history for source files should be all back now.
--HG-- branch : trunk rename : sql/CMakeLists.txt => sql/tools/CMakeLists.txt rename : src/server/game/Pools/PoolHandler.cpp => src/server/game/Pools/PoolMgr.cpp rename : src/server/game/Pools/PoolHandler.h => src/server/game/Pools/PoolMgr.h rename : src/server/game/PrecompiledHeaders/NixCorePCH.cpp => src/server/game/PrecompiledHeaders/gamePCH.cpp rename : src/server/game/PrecompiledHeaders/NixCorePCH.h => src/server/game/PrecompiledHeaders/gamePCH.h
Diffstat (limited to 'externals/mysql/mysys/mf_path.c')
-rw-r--r--externals/mysql/mysys/mf_path.c123
1 files changed, 123 insertions, 0 deletions
diff --git a/externals/mysql/mysys/mf_path.c b/externals/mysql/mysys/mf_path.c
new file mode 100644
index 00000000000..d51cac732f5
--- /dev/null
+++ b/externals/mysql/mysys/mf_path.c
@@ -0,0 +1,123 @@
+/* Copyright (C) 2000 MySQL AB
+
+ This program 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; version 2 of the License.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
+#include "mysys_priv.h"
+#include <m_string.h>
+
+static char *find_file_in_path(char *to,const char *name);
+
+ /* Finds where program can find it's files.
+ pre_pathname is found by first locking at progname (argv[0]).
+ if progname contains path the path is returned.
+ else if progname is found in path, return it
+ else if progname is given and POSIX environment variable "_" is set
+ then path is taken from "_".
+ If filename doesn't contain a path append MY_BASEDIR_VERSION or
+ MY_BASEDIR if defined, else append "/my/running".
+ own_path_name_part is concatinated to result.
+ my_path puts result in to and returns to */
+
+char * my_path(char * to, const char *progname,
+ const char *own_pathname_part)
+{
+ char *start, *end, *prog;
+ size_t to_length;
+ DBUG_ENTER("my_path");
+
+ start=to; /* Return this */
+ if (progname && (dirname_part(to, progname, &to_length) ||
+ find_file_in_path(to,progname) ||
+ ((prog=getenv("_")) != 0 &&
+ dirname_part(to, prog, &to_length))))
+ {
+ (void) intern_filename(to,to);
+ if (!test_if_hard_path(to))
+ {
+ if (!my_getwd(curr_dir,FN_REFLEN,MYF(0)))
+ bchange((uchar*) to, 0, (uchar*) curr_dir, strlen(curr_dir), strlen(to)+1);
+ }
+ }
+ else
+ {
+ if ((end = getenv("MY_BASEDIR_VERSION")) == 0 &&
+ (end = getenv("MY_BASEDIR")) == 0)
+ {
+#ifdef DEFAULT_BASEDIR
+ end= (char*) DEFAULT_BASEDIR;
+#else
+ end= (char*) "/my/";
+#endif
+ }
+ (void) intern_filename(to,end);
+ to=strend(to);
+ if (to != start && to[-1] != FN_LIBCHAR)
+ *to++ = FN_LIBCHAR;
+ (void) strmov(to,own_pathname_part);
+ }
+ DBUG_PRINT("exit",("to: '%s'",start));
+ DBUG_RETURN(start);
+} /* my_path */
+
+
+ /* test if file without filename is found in path */
+ /* Returns to if found and to has dirpart if found, else NullS */
+
+#if defined(__WIN__)
+#define F_OK 0
+#define PATH_SEP ';'
+#define PROGRAM_EXTENSION ".exe"
+#elif defined(__NETWARE__)
+#define PATH_SEP ';'
+#define PROGRAM_EXTENSION ".nlm"
+#else
+#define PATH_SEP ':'
+#endif
+
+static char *find_file_in_path(char *to, const char *name)
+{
+ char *path,*pos,dir[2];
+ const char *ext="";
+
+ if (!(path=getenv("PATH")))
+ return NullS;
+ dir[0]=FN_LIBCHAR; dir[1]=0;
+#ifdef PROGRAM_EXTENSION
+ if (!fn_ext(name)[0])
+ ext=PROGRAM_EXTENSION;
+#endif
+
+ for (pos=path ; (pos=strchr(pos,PATH_SEP)) ; path= ++pos)
+ {
+ if (path != pos)
+ {
+ strxmov(strnmov(to,path,(uint) (pos-path)),dir,name,ext,NullS);
+ if (!access(to,F_OK))
+ {
+ to[(uint) (pos-path)+1]=0; /* Return path only */
+ return to;
+ }
+ }
+ }
+#ifdef __WIN__
+ to[0]=FN_CURLIB;
+ strxmov(to+1,dir,name,ext,NullS);
+ if (!access(to,F_OK)) /* Test in current dir */
+ {
+ to[2]=0; /* Leave ".\" */
+ return to;
+ }
+#endif
+ return NullS; /* File not found */
+}