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(svn r11099) -Codechange: allow on opening of a file via FioFOpenFile to request the size of the file, so we can keep that in mind

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truelight
2007-09-13 18:46:29 +00:00
parent c0c12bca3d
commit 3d0ac92267
4 changed files with 19 additions and 9 deletions
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12
src/fileio.cpp
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@@ -267,7 +267,7 @@ char *FioGetDirectory(char *buf, size_t buflen, Subdirectory subdir)
return buf;
}
FILE *FioFOpenFileSp(const char *filename, const char *mode, Searchpath sp, Subdirectory subdir)
FILE *FioFOpenFileSp(const char *filename, const char *mode, Searchpath sp, Subdirectory subdir, size_t *filesize)
{
#if defined(WIN32) && defined(UNICODE)
/* fopen is implemented as a define with ellipses for
@@ -293,11 +293,17 @@ FILE *FioFOpenFileSp(const char *filename, const char *mode, Searchpath sp, Subd
f = fopen(buf, mode);
}
#endif
if (f != NULL && filesize != NULL) {
/* Find the size of the file */
fseek(f, 0, SEEK_END);
*filesize = ftell(f);
fseek(f, 0, SEEK_SET);
}
return f;
}
/** Opens OpenTTD files somewhere in a personal or global directory */
FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir)
FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir, size_t *size)
{
FILE *f = NULL;
Searchpath sp;
@@ -305,7 +311,7 @@ FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir)
assert(subdir < NUM_SUBDIRS || subdir == NO_DIRECTORY);
FOR_ALL_SEARCHPATHS(sp) {
f = FioFOpenFileSp(filename, mode, sp, subdir);
f = FioFOpenFileSp(filename, mode, sp, subdir, size);
if (f != NULL || subdir == NO_DIRECTORY) break;
}