bl/path.c
author ali <ali@juiblex.co.uk>
Tue Feb 14 19:31:55 2012 +0000 (2012-02-14)
changeset 22 52e61d5db08c
permissions -rw-r--r--
Testcases for individual character checks
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#ifdef WIN32
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#include <windows.h>
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#endif
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#include <stdlib.h>
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#include <glib.h>
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#include <bl/bl.h>
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/*
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 * Return an absolute path to <path>.
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 * Note that this function makes no attempt to return a unique path, or
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 * to remove "." or ".." entries. It simply returns a path which will
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 * be unaffected by subsequent calls to chdir().
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 */
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char *path_to_absolute(const char *path)
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{
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#ifdef WIN32
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    long len;
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    gunichar2 *path2;
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    gunichar2 *abs2;
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    char *abs;
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    path2=g_utf8_to_utf16(path,-1,NULL,NULL,NULL);
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    if (!path2)
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	return NULL;
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    len=GetFullPathNameW(path2,0,NULL,NULL);	/* len includes nul */
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    if (!len)
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    {
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	g_free(path2);
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	return NULL;
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    }
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    abs2=g_new(gunichar2,len);
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    len=GetFullPathNameW(path2,len,abs2,NULL);	/* len excludes nul */
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    g_free(path2);
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    if (!len)
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    {
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	g_free(abs2);
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	return NULL;
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    }
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    abs=g_utf16_to_utf8(abs2,len,NULL,NULL,NULL);
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    g_free(abs2);
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    return abs;
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#else
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    char *s,*abs;
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    if (*path=='/')
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	abs=g_strdup(path);
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    else
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    {
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	s=g_get_current_dir();
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	abs=g_build_filename(s,path,NULL);
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	g_free(s);
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    }
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    return abs;
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#endif
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}