// RemoveFileName returns the directory path with the filename removed.
// Example: FilePath("path/to/file").RemoveFileName() returns "path/to/".
// If the FilePath is "a_file" or "/a_file", RemoveFileName returns
// FilePath("./") or, on Windows, FilePath(".\\"). If the filepath does
// not have a file, like "just/a/dir/", it returns the FilePath unmodified.
// On Windows platform, '\' is the path separator, otherwise it is '/'.
FilePath FilePath::RemoveFileName() const {
const char* const last_sep = FindLastPathSeparator();
std::string dir;
if (last_sep) {
dir = std::string(c_str(), last_sep + 1 - c_str());
} else {
dir = kCurrentDirectoryString;
}
return FilePath(dir);
}
BOOL
SetupReadFile(
LPSTR pszdir,
LPSTR pszfile,
LPSTR pszCommentToEOL,
FILE **ppf
)
{
char path[DB_MAX_PATH_LENGTH];
assert(!Frb.fOpen);
assert(Frb.pf == NULL);
assert(Frb.pszFile == NULL);
Frb.fMakefile = strcmp(pszCommentToEOL, "#") == 0;
Frb.DateTime.value = 0;
strcpy(path, pszdir);
if (Frb.pfrbNext != NULL) { // if a nested open
LPSTR p;
if (Frb.fMakefile && !IsFullPath(pszfile)) {
// nmake handles relative includes in makefiles by
// attempting to locate the file relative to each makefile
// in the complete include chain.
FILEREADBUF *pfrb;
for (pfrb = Frb.pfrbNext; pfrb != NULL; pfrb = pfrb->pfrbNext) {
assert(pfrb->pszFile != NULL);
strcpy(path, pfrb->pszFile);
p = FindLastPathSeparator(path);
if (p != NULL) {
*p = '\0';
}
if (ProbeFile(path, pszfile) != -1) {
break;
}
}
if (pfrb == NULL) {
// Unable to find file anywhere along path.
return FALSE;
}
} else {
p = FindLastPathSeparator(path);
if (p != NULL) {
*p = '\0';
}
}
}
if (!MyOpenFile(path, pszfile, "rb", ppf, TRUE)) {
*ppf = NULL;
return(FALSE);
}
if (Frb.fMakefile) {
Frb.DateTime = (*pDateTimeFile)(path, pszfile);
}
Frb.cLine = 0;
Frb.cNull = 0;
Frb.cbTotal = 0;
Frb.pf = *ppf;
Frb.fEof = FALSE;
Frb.pszCommentToEOL = pszCommentToEOL;
Frb.cbCommentToEOL = strlen(pszCommentToEOL);
if (fseek(Frb.pf, 0L, SEEK_END) != -1) {
Frb.cbFile = ftell(Frb.pf);
if (fseek(Frb.pf, 0L, SEEK_SET) == -1) {
Frb.cbFile = 0;
}
} else {
Frb.cbFile = 0;
}
Frb.cbBuffer = BigBufSize;
if (Frb.pfrbNext != NULL) {
if (Frb.cbBuffer > Frb.cbFile + 1) {
Frb.cbBuffer = Frb.cbFile + 1;
}
AllocMem(Frb.cbBuffer, (VOID **) &Frb.pbBuffer, MT_IOBUFFER);
} else {
Frb.pbBuffer = BigBuf;
}
if (!ReadBuf(Frb.pf)) {
fclose(Frb.pf);
Frb.pf = *ppf = NULL;
if (Frb.pfrbNext != NULL) {
FreeMem((VOID **) &Frb.pbBuffer, MT_IOBUFFER);
}
return(FALSE); // zero byte file
}
if (path[0] != '\0') {
strcat(path, PATH_SEPARATOR);
}
strcat(path, pszfile);
MakeString(&Frb.pszFile, path, TRUE, MT_FRBSTRING);
Frb.fOpen = TRUE;
if (Frb.fMakefile && DEBUG_4) {
BuildError(
"Opening file: cbFile=%lu cbBuf=%lu\n",
Frb.cbTotal,
Frb.cbBuffer);
}
return(TRUE);
}
// Returns a copy of the FilePath with the directory part removed.
// Example: FilePath("path/to/file").RemoveDirectoryName() returns
// FilePath("file"). If there is no directory part ("just_a_file"), it returns
// the FilePath unmodified. If there is no file part ("just_a_dir/") it
// returns an empty FilePath ("").
// On Windows platform, '\' is the path separator, otherwise it is '/'.
FilePath FilePath::RemoveDirectoryName() const {
const char* const last_sep = FindLastPathSeparator();
return last_sep ? FilePath(last_sep + 1) : *this;
}
