+++ /dev/null
-//========================================================================
-//
-// gfile.cc
-//
-// Miscellaneous file and directory name manipulation.
-//
-// Copyright 1996-2003 Glyph & Cog, LLC
-//
-//========================================================================
-
-#include <aconf.h>
-
-#ifndef WIN32
-# if defined(MACOS)
-# include <sys/stat.h>
-# elif !defined(ACORN)
-# include <sys/types.h>
-# include <sys/stat.h>
-# include <fcntl.h>
-# endif
-# include <limits.h>
-# include <string.h>
-# if !defined(VMS) && !defined(ACORN) && !defined(MACOS)
-# include <pwd.h>
-# endif
-# if defined(VMS) && (__DECCXX_VER < 50200000)
-# include <unixlib.h>
-# endif
-#endif // WIN32
-#include "GString.h"
-#include "gfile.h"
-
-// Some systems don't define this, so just make it something reasonably
-// large.
-#ifndef PATH_MAX
-#define PATH_MAX 1024
-#endif
-
-//------------------------------------------------------------------------
-
-GString *getHomeDir() {
-#ifdef VMS
- //---------- VMS ----------
- return new GString("SYS$LOGIN:");
-
-#elif defined(__EMX__) || defined(WIN32)
- //---------- OS/2+EMX and Win32 ----------
- char *s;
- GString *ret;
-
- if ((s = getenv("HOME")))
- ret = new GString(s);
- else
- ret = new GString(".");
- return ret;
-
-#elif defined(ACORN)
- //---------- RISCOS ----------
- return new GString("@");
-
-#elif defined(MACOS)
- //---------- MacOS ----------
- return new GString(":");
-
-#else
- //---------- Unix ----------
- char *s;
- struct passwd *pw;
- GString *ret;
-
- if ((s = getenv("HOME"))) {
- ret = new GString(s);
- } else {
- if ((s = getenv("USER")))
- pw = getpwnam(s);
- else
- pw = getpwuid(getuid());
- if (pw)
- ret = new GString(pw->pw_dir);
- else
- ret = new GString(".");
- }
- return ret;
-#endif
-}
-
-GString *getCurrentDir() {
- char buf[PATH_MAX+1];
-
-#if defined(__EMX__)
- if (_getcwd2(buf, sizeof(buf)))
-#elif defined(WIN32)
- if (GetCurrentDirectory(sizeof(buf), buf))
-#elif defined(ACORN)
- if (strcpy(buf, "@"))
-#elif defined(MACOS)
- if (strcpy(buf, ":"))
-#else
- if (getcwd(buf, sizeof(buf)))
-#endif
- return new GString(buf);
- return new GString();
-}
-
-GString *appendToPath(GString *path, char *fileName) {
-#if defined(VMS)
- //---------- VMS ----------
- //~ this should handle everything necessary for file
- //~ requesters, but it's certainly not complete
- char *p0, *p1, *p2;
- char *q1;
-
- p0 = path->getCString();
- p1 = p0 + path->getLength() - 1;
- if (!strcmp(fileName, "-")) {
- if (*p1 == ']') {
- for (p2 = p1; p2 > p0 && *p2 != '.' && *p2 != '['; --p2) ;
- if (*p2 == '[')
- ++p2;
- path->del(p2 - p0, p1 - p2);
- } else if (*p1 == ':') {
- path->append("[-]");
- } else {
- path->clear();
- path->append("[-]");
- }
- } else if ((q1 = strrchr(fileName, '.')) && !strncmp(q1, ".DIR;", 5)) {
- if (*p1 == ']') {
- path->insert(p1 - p0, '.');
- path->insert(p1 - p0 + 1, fileName, q1 - fileName);
- } else if (*p1 == ':') {
- path->append('[');
- path->append(']');
- path->append(fileName, q1 - fileName);
- } else {
- path->clear();
- path->append(fileName, q1 - fileName);
- }
- } else {
- if (*p1 != ']' && *p1 != ':')
- path->clear();
- path->append(fileName);
- }
- return path;
-
-#elif defined(WIN32)
- //---------- Win32 ----------
- GString *tmp;
- char buf[256];
- char *fp;
-
- tmp = new GString(path);
- tmp->append('/');
- tmp->append(fileName);
- GetFullPathName(tmp->getCString(), sizeof(buf), buf, &fp);
- delete tmp;
- path->clear();
- path->append(buf);
- return path;
-
-#elif defined(ACORN)
- //---------- RISCOS ----------
- char *p;
- int i;
-
- path->append(".");
- i = path->getLength();
- path->append(fileName);
- for (p = path->getCString() + i; *p; ++p) {
- if (*p == '/') {
- *p = '.';
- } else if (*p == '.') {
- *p = '/';
- }
- }
- return path;
-
-#elif defined(MACOS)
- //---------- MacOS ----------
- char *p;
- int i;
-
- path->append(":");
- i = path->getLength();
- path->append(fileName);
- for (p = path->getCString() + i; *p; ++p) {
- if (*p == '/') {
- *p = ':';
- } else if (*p == '.') {
- *p = ':';
- }
- }
- return path;
-
-#elif defined(__EMX__)
- //---------- OS/2+EMX ----------
- int i;
-
- // appending "." does nothing
- if (!strcmp(fileName, "."))
- return path;
-
- // appending ".." goes up one directory
- if (!strcmp(fileName, "..")) {
- for (i = path->getLength() - 2; i >= 0; --i) {
- if (path->getChar(i) == '/' || path->getChar(i) == '\\' ||
- path->getChar(i) == ':')
- break;
- }
- if (i <= 0) {
- if (path->getChar(0) == '/' || path->getChar(0) == '\\') {
- path->del(1, path->getLength() - 1);
- } else if (path->getLength() >= 2 && path->getChar(1) == ':') {
- path->del(2, path->getLength() - 2);
- } else {
- path->clear();
- path->append("..");
- }
- } else {
- if (path->getChar(i-1) == ':')
- ++i;
- path->del(i, path->getLength() - i);
- }
- return path;
- }
-
- // otherwise, append "/" and new path component
- if (path->getLength() > 0 &&
- path->getChar(path->getLength() - 1) != '/' &&
- path->getChar(path->getLength() - 1) != '\\')
- path->append('/');
- path->append(fileName);
- return path;
-
-#else
- //---------- Unix ----------
- int i;
-
- // appending "." does nothing
- if (!strcmp(fileName, "."))
- return path;
-
- // appending ".." goes up one directory
- if (!strcmp(fileName, "..")) {
- for (i = path->getLength() - 2; i >= 0; --i) {
- if (path->getChar(i) == '/')
- break;
- }
- if (i <= 0) {
- if (path->getChar(0) == '/') {
- path->del(1, path->getLength() - 1);
- } else {
- path->clear();
- path->append("..");
- }
- } else {
- path->del(i, path->getLength() - i);
- }
- return path;
- }
-
- // otherwise, append "/" and new path component
- if (path->getLength() > 0 &&
- path->getChar(path->getLength() - 1) != '/')
- path->append('/');
- path->append(fileName);
- return path;
-#endif
-}
-
-GString *grabPath(char *fileName) {
-#ifdef VMS
- //---------- VMS ----------
- char *p;
-
- if ((p = strrchr(fileName, ']')))
- return new GString(fileName, p + 1 - fileName);
- if ((p = strrchr(fileName, ':')))
- return new GString(fileName, p + 1 - fileName);
- return new GString();
-
-#elif defined(__EMX__) || defined(WIN32)
- //---------- OS/2+EMX and Win32 ----------
- char *p;
-
- if ((p = strrchr(fileName, '/')))
- return new GString(fileName, p - fileName);
- if ((p = strrchr(fileName, '\\')))
- return new GString(fileName, p - fileName);
- if ((p = strrchr(fileName, ':')))
- return new GString(fileName, p + 1 - fileName);
- return new GString();
-
-#elif defined(ACORN)
- //---------- RISCOS ----------
- char *p;
-
- if ((p = strrchr(fileName, '.')))
- return new GString(fileName, p - fileName);
- return new GString();
-
-#elif defined(MACOS)
- //---------- MacOS ----------
- char *p;
-
- if ((p = strrchr(fileName, ':')))
- return new GString(fileName, p - fileName);
- return new GString();
-
-#else
- //---------- Unix ----------
- char *p;
-
- if ((p = strrchr(fileName, '/')))
- return new GString(fileName, p - fileName);
- return new GString();
-#endif
-}
-
-GBool isAbsolutePath(char *path) {
-#ifdef VMS
- //---------- VMS ----------
- return strchr(path, ':') ||
- (path[0] == '[' && path[1] != '.' && path[1] != '-');
-
-#elif defined(__EMX__) || defined(WIN32)
- //---------- OS/2+EMX and Win32 ----------
- return path[0] == '/' || path[0] == '\\' || path[1] == ':';
-
-#elif defined(ACORN)
- //---------- RISCOS ----------
- return path[0] == '$';
-
-#elif defined(MACOS)
- //---------- MacOS ----------
- return path[0] != ':';
-
-#else
- //---------- Unix ----------
- return path[0] == '/';
-#endif
-}
-
-GString *makePathAbsolute(GString *path) {
-#ifdef VMS
- //---------- VMS ----------
- char buf[PATH_MAX+1];
-
- if (!isAbsolutePath(path->getCString())) {
- if (getcwd(buf, sizeof(buf))) {
- path->insert(0, buf);
- }
- }
- return path;
-
-#elif defined(WIN32)
- //---------- Win32 ----------
- char buf[_MAX_PATH];
- char *fp;
-
- buf[0] = '\0';
- if (!GetFullPathName(path->getCString(), _MAX_PATH, buf, &fp)) {
- path->clear();
- return path;
- }
- path->clear();
- path->append(buf);
- return path;
-
-#elif defined(ACORN)
- //---------- RISCOS ----------
- path->insert(0, '@');
- return path;
-
-#elif defined(MACOS)
- //---------- MacOS ----------
- path->del(0, 1);
- return path;
-
-#else
- //---------- Unix and OS/2+EMX ----------
- struct passwd *pw;
- char buf[PATH_MAX+1];
- GString *s;
- char *p1, *p2;
- int n;
-
- if (path->getChar(0) == '~') {
- if (path->getChar(1) == '/' ||
-#ifdef __EMX__
- path->getChar(1) == '\\' ||
-#endif
- path->getLength() == 1) {
- path->del(0, 1);
- s = getHomeDir();
- path->insert(0, s);
- delete s;
- } else {
- p1 = path->getCString() + 1;
-#ifdef __EMX__
- for (p2 = p1; *p2 && *p2 != '/' && *p2 != '\\'; ++p2) ;
-#else
- for (p2 = p1; *p2 && *p2 != '/'; ++p2) ;
-#endif
- if ((n = p2 - p1) > PATH_MAX)
- n = PATH_MAX;
- strncpy(buf, p1, n);
- buf[n] = '\0';
- if ((pw = getpwnam(buf))) {
- path->del(0, p2 - p1 + 1);
- path->insert(0, pw->pw_dir);
- }
- }
- } else if (!isAbsolutePath(path->getCString())) {
- if (getcwd(buf, sizeof(buf))) {
-#ifndef __EMX__
- path->insert(0, '/');
-#endif
- path->insert(0, buf);
- }
- }
- return path;
-#endif
-}
-
-time_t getModTime(char *fileName) {
-#ifdef WIN32
- //~ should implement this, but it's (currently) only used in xpdf
- return 0;
-#else
- struct stat statBuf;
-
- if (stat(fileName, &statBuf)) {
- return 0;
- }
- return statBuf.st_mtime;
-#endif
-}
-
-GBool openTempFile(GString **name, FILE **f, char *mode, char *ext) {
-#if defined(WIN32)
- //---------- Win32 ----------
- char *s;
-
- if (!(s = _tempnam(getenv("TEMP"), NULL))) {
- return gFalse;
- }
- *name = new GString(s);
- free(s);
- if (ext) {
- (*name)->append(ext);
- }
- if (!(*f = fopen((*name)->getCString(), mode))) {
- delete (*name);
- return gFalse;
- }
- return gTrue;
-#elif defined(VMS) || defined(__EMX__) || defined(ACORN) || defined(MACOS)
- //---------- non-Unix ----------
- char *s;
-
- // There is a security hole here: an attacker can create a symlink
- // with this file name after the tmpnam call and before the fopen
- // call. I will happily accept fixes to this function for non-Unix
- // OSs.
- if (!(s = tmpnam(NULL))) {
- return gFalse;
- }
- *name = new GString(s);
- if (ext) {
- (*name)->append(ext);
- }
- if (!(*f = fopen((*name)->getCString(), mode))) {
- delete (*name);
- return gFalse;
- }
- return gTrue;
-#else
- //---------- Unix ----------
- char *s;
- int fd;
-
- if (ext) {
-#if HAVE_MKSTEMPS
- if ((s = getenv("TMPDIR"))) {
- *name = new GString(s);
- } else {
- *name = new GString("/tmp");
- }
- (*name)->append("/XXXXXX")->append(ext);
- fd = mkstemps((*name)->getCString(), strlen(ext));
-#else
- if (!(s = tmpnam(NULL))) {
- return gFalse;
- }
- *name = new GString(s);
- (*name)->append(ext);
- fd = open((*name)->getCString(), O_WRONLY | O_CREAT | O_EXCL, 0600);
-#endif
- } else {
-#if HAVE_MKSTEMP
- if ((s = getenv("TMPDIR"))) {
- *name = new GString(s);
- } else {
- *name = new GString("/tmp");
- }
- (*name)->append("/XXXXXX");
- fd = mkstemp((*name)->getCString());
-#else // HAVE_MKSTEMP
- if (!(s = tmpnam(NULL))) {
- return gFalse;
- }
- *name = new GString(s);
- fd = open((*name)->getCString(), O_WRONLY | O_CREAT | O_EXCL, 0600);
-#endif // HAVE_MKSTEMP
- }
- if (fd < 0 || !(*f = fdopen(fd, mode))) {
- delete *name;
- return gFalse;
- }
- return gTrue;
-#endif
-}
-
-GBool executeCommand(char *cmd) {
-#ifdef VMS
- return system(cmd) ? gTrue : gFalse;
-#else
- return system(cmd) ? gFalse : gTrue;
-#endif
-}
-
-char *getLine(char *buf, int size, FILE *f) {
- int c, i;
-
- i = 0;
- while (i < size - 1) {
- if ((c = fgetc(f)) == EOF) {
- break;
- }
- buf[i++] = (char)c;
- if (c == '\x0a') {
- break;
- }
- if (c == '\x0d') {
- c = fgetc(f);
- if (c == '\x0a' && i < size - 1) {
- buf[i++] = (char)c;
- } else if (c != EOF) {
- ungetc(c, f);
- }
- break;
- }
- }
- buf[i] = '\0';
- if (i == 0) {
- return NULL;
- }
- return buf;
-}
-
-//------------------------------------------------------------------------
-// GDir and GDirEntry
-//------------------------------------------------------------------------
-
-GDirEntry::GDirEntry(char *dirPath, char *nameA, GBool doStat) {
-#ifdef VMS
- char *p;
-#elif defined(WIN32)
- int fa;
- GString *s;
-#elif defined(ACORN)
-#else
- struct stat st;
- GString *s;
-#endif
-
- name = new GString(nameA);
- dir = gFalse;
- if (doStat) {
-#ifdef VMS
- if (!strcmp(nameA, "-") ||
- ((p = strrchr(nameA, '.')) && !strncmp(p, ".DIR;", 5)))
- dir = gTrue;
-#elif defined(ACORN)
-#else
- s = new GString(dirPath);
- appendToPath(s, nameA);
-#ifdef WIN32
- fa = GetFileAttributes(s->getCString());
- dir = (fa != 0xFFFFFFFF && (fa & FILE_ATTRIBUTE_DIRECTORY));
-#else
- if (stat(s->getCString(), &st) == 0)
- dir = S_ISDIR(st.st_mode);
-#endif
- delete s;
-#endif
- }
-}
-
-GDirEntry::~GDirEntry() {
- delete name;
-}
-
-GDir::GDir(char *name, GBool doStatA) {
- path = new GString(name);
- doStat = doStatA;
-#if defined(WIN32)
- GString *tmp;
-
- tmp = path->copy();
- tmp->append("/*.*");
- hnd = FindFirstFile(tmp->getCString(), &ffd);
- delete tmp;
-#elif defined(ACORN)
-#elif defined(MACOS)
-#else
- dir = opendir(name);
-#ifdef VMS
- needParent = strchr(name, '[') != NULL;
-#endif
-#endif
-}
-
-GDir::~GDir() {
- delete path;
-#if defined(WIN32)
- if (hnd) {
- FindClose(hnd);
- hnd = NULL;
- }
-#elif defined(ACORN)
-#elif defined(MACOS)
-#else
- if (dir)
- closedir(dir);
-#endif
-}
-
-GDirEntry *GDir::getNextEntry() {
- GDirEntry *e;
-
-#if defined(WIN32)
- if (hnd) {
- e = new GDirEntry(path->getCString(), ffd.cFileName, doStat);
- if (hnd && !FindNextFile(hnd, &ffd)) {
- FindClose(hnd);
- hnd = NULL;
- }
- } else {
- e = NULL;
- }
-#elif defined(ACORN)
-#elif defined(MACOS)
-#elif defined(VMS)
- struct dirent *ent;
- e = NULL;
- if (dir) {
- if (needParent) {
- e = new GDirEntry(path->getCString(), "-", doStat);
- needParent = gFalse;
- return e;
- }
- ent = readdir(dir);
- if (ent) {
- e = new GDirEntry(path->getCString(), ent->d_name, doStat);
- }
- }
-#else
- struct dirent *ent;
- e = NULL;
- if (dir) {
- ent = readdir(dir);
- if (ent && !strcmp(ent->d_name, ".")) {
- ent = readdir(dir);
- }
- if (ent) {
- e = new GDirEntry(path->getCString(), ent->d_name, doStat);
- }
- }
-#endif
-
- return e;
-}
-
-void GDir::rewind() {
-#ifdef WIN32
- GString *tmp;
-
- if (hnd)
- FindClose(hnd);
- tmp = path->copy();
- tmp->append("/*.*");
- hnd = FindFirstFile(tmp->getCString(), &ffd);
- delete tmp;
-#elif defined(ACORN)
-#elif defined(MACOS)
-#else
- if (dir)
- rewinddir(dir);
-#ifdef VMS
- needParent = strchr(path->getCString(), '[') != NULL;
-#endif
-#endif
-}
git.asbjorn.biz / swftools.git / blobdiff