+++ /dev/null
-/* Various utilities - OS/2 versions
- Copyright (C) 1994, 1995, 1996 the Free Software Foundation.
-
- Written 1994, 1995, 1996 by:
- Juan Grigera, Miguel de Icaza, Janne Kukonlehto, Dugan Porter,
- Jakub Jelinek, Mauricio Plaza.
-
- 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; either version 2 of the License, or
- (at your option) any later version.
-
- 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-#include <config.h>
-
-#define INCL_DOS
-#define INCL_PM
-#define INCL_DOSPROCESS
-#define INCL_DOSFILEMGR
-#define INCL_DOSDEVICES /* Device values */
-#define INCL_DOSDATETIME
-#define INCL_DOSERRORS
-#include <os2.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <ctype.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <io.h>
-#include <fcntl.h>
-#include <signal.h> /* my_system */
-#include <limits.h> /* INT_MAX */
-#include <sys/time.h> /* select: timeout */
-#include <sys/param.h>
-#include <sys/stat.h>
-#include <stdarg.h>
-#include <process.h>
-#include "../src/fs.h"
-#include "../src/util.h"
-#include "../src/dialog.h"
-
-#ifndef ENOTEMPTY
-#define ENOTEMPTY ERROR_DIR_NOT_EMPTY
-#endif
-
-char *
-get_owner (int uid)
-{
- return "none";
-}
-
-char *
-get_group (int gid)
-{
- return "none";
-}
-
-/* Pipes are guaranteed to be able to hold at least 4096 bytes */
-/* More than that would be unportable */
-#define MAX_PIPE_SIZE 4096
-
-static int error_pipe[2]; /* File descriptors of error pipe */
-static int old_error; /* File descriptor of old standard error */
-
-/* Creates a pipe to hold standard error for a later analysis. */
-/* The pipe can hold 4096 bytes. Make sure no more is written */
-/* or a deadlock might occur. */
-void
-open_error_pipe (void)
-{
- return;
-}
-
-void
-close_error_pipe (int error, char *text)
-{
- return;
-}
-
-void
-check_error_pipe (void)
-{
- char error[MAX_PIPE_SIZE];
- int len = 0;
- if (old_error >= 0){
- while (len < MAX_PIPE_SIZE)
- {
- int rvalue;
-
- rvalue = read (error_pipe[0], error + len, 1);
- len ++;
- if (rvalue <= 0)
- break;
- }
- error[len] = 0;
- close (error_pipe[0]);
- }
- if (len > 0)
- message (0, " Warning ", error);
-}
-
-
-static int
-StartWindowsProg (char *name, SHORT type)
-{
-#if 0 /* FIXME: PM DDL's should be loaded (or not loaded) at run time */
- PROGDETAILS pDetails;
-
- memset(&pDetails, 0, sizeof(PROGDETAILS)) ;
- pDetails.Length = sizeof(pDetails);
- pDetails.pszExecutable = name; /* program name */
- pDetails.pszStartupDir = NULL; /* default directory for new app. */
- pDetails.pszParameters = NULL; /* command line */
- pDetails.progt.fbVisible = SHE_VISIBLE ;
- pDetails.pszEnvironment = NULL;
-
- switch (type) {
- case 0:
- /* Win Standard */
- pDetails.progt.progc = PROG_31_ENHSEAMLESSCOMMON ;
- break;
- case 1:
- /* Win 3.1 Protect */
- pDetails.progt.progc = PROG_31_ENHSEAMLESSCOMMON ;
- break;
- case 2:
- /* Win 3.1 Enh. Protect */
- pDetails.progt.progc = PROG_31_ENHSEAMLESSCOMMON ;
- break;
- default:
- pDetails.progt.progc = PROG_31_ENHSEAMLESSCOMMON ;
- break;
- }
- WinStartApp(NULLHANDLE,
- &pDetails,
- NULL,
- NULL,
- SAF_INSTALLEDCMDLINE|SAF_STARTCHILDAPP) ;
-#endif
- return 0;
-}
-
-
-static int
-os2_system (int as_shell_command, const char *shell, const char *command, char *parm);
-
-/*
- as_shell_command = 1: If a program is started during input line, CTRL-O
- or RETURN
- = 0: F3, F4
-*/
-int
-my_system (int as_shell_command, const char *shell, const char *command)
-{
- char *sh; /* This is the shell -- always! */
- char *cmd; /* This is the command (only the command) */
- char *parm; /* This is the parameter (can be more than one) */
- register int length, i;
- char temp[4096]; /* That's enough! */
-
- sh = get_default_shell();
- if (strcmp(sh, shell)) {
- /*
- Not equal -- That means: shell is the program and command is the
- parameter
- */
- cmd = (char *) shell;
- parm = (char *) command;
- } else {
- /* look into the command and take out the program */
- if (command) {
- strcpy(temp, command);
- length = strlen(command);
- for (i=length-1; i>=0; i--) {
- if (command[i] == ' ') {
- temp[i] = (char) 0;
- length--;
- } else
- break;
- }
- if (i==-1) {
- /* only blanks */
- return -1;
- }
- if (parm = strchr(temp, (char) ' ')) {
- *parm = (char) 0;
- parm++;
- }
- cmd = (char *) temp;
- } else {
- /* command is NULL */
- cmd = parm = NULL;
- }
- }
- return os2_system (as_shell_command, sh, cmd, parm);
-}
-
-static int
-ux_startp (const char *shell, const char *command, const char *parm)
-{
- if (parm) {
- spawnlp (P_WAIT,
- (char *) shell,
- (char *) shell,
- "/c",
- (char *) command,
- (char *) parm,
- (char *) 0);
- } else {
- spawnlp (P_WAIT,
- (char *) shell,
- (char *) shell,
- "/c",
- (char *) command,
- (char *) 0);
- }
- return 0;
-}
-
-
-static int
-os2_system (int as_shell_command, const char *shell, const char *command, char *parm)
-{
- register int i, j;
- ULONG AppType = 0; /* Application type flags (returned) */
- APIRET rc = NO_ERROR; /* Return Code */
- char pathValue[5] = "PATH"; /* For DosSearchPath */
- UCHAR searchResult[MC_MAXPATHLEN * 2 + 1]; /* For DosSearchPath */
-
- char *cmdString;
- char *postFix[3];
- char *line;
- /* ------------------------------------------------------- */
- STARTDATA StartData;
- CHAR ObjBuf[100];
- ULONG SessionID;
- PID pid;
-
- if (command == NULL) {
- /* .ado: just start a shell, we don't need the parameter */
- spawnl (P_WAIT,
- (char *) shell,
- (char *) shell,
- (char *) command, (char *) 0);
- return 0;
- }
-
- memset(&StartData, 0, sizeof(StartData)) ;
- StartData.Length = sizeof(StartData);
- StartData.Related = SSF_RELATED_CHILD;
- StartData.FgBg = SSF_FGBG_BACK;
- StartData.TraceOpt = SSF_TRACEOPT_NONE;
- StartData.PgmTitle = NULL;
- StartData.TermQ = NULL;
- StartData.InheritOpt = SSF_INHERTOPT_PARENT;
- StartData.IconFile = 0;
- StartData.PgmHandle = 0;
- StartData.PgmControl = SSF_CONTROL_VISIBLE ;
- StartData.ObjectBuffer = ObjBuf;
- StartData.ObjectBuffLen = 100;
- StartData.PgmInputs = parm;
-
- postFix[0] = ".exe";
- postFix[1] = ".cmd";
- postFix[2] = ".bat";
-
- i = strlen(command);
- if (command[i-1] == ' ') {
- /* The user has used ALT-RETURN */
- i--;
- }
- cmdString = (char *) malloc(i+1);
- for (j=0; j<i; j++) {
- cmdString[j] = command[j];
- }
- cmdString[j] = (char) 0;
-
- if ((i < 5) || ((i > 4) && (cmdString[i-4]) != '.')) {
- /* without Extension */
- line = (char *) malloc(i+5);
- rc = 1;
- for (i=0; (i<3 && rc); i++) {
- /* Search for the file */
- strcpy(line, cmdString);
- strcat(line, postFix[i]);
- rc = DosSearchPath((SEARCH_IGNORENETERRS | SEARCH_ENVIRONMENT | SEARCH_CUR_DIRECTORY),
- (PSZ) pathValue,
- line,
- searchResult,
- sizeof(searchResult));
- }
- free (line);
- } else {
- /* Just search */
- rc = DosSearchPath((SEARCH_IGNORENETERRS | SEARCH_ENVIRONMENT | SEARCH_CUR_DIRECTORY),
- (PSZ) pathValue,
- cmdString,
- searchResult,
- sizeof(searchResult));
- }
- free(cmdString);
- if (rc != 0) {
- /* Internal command or the program was written with absolut path */
- return ux_startp(shell, command, parm);
- }
-
- /* Application to be started */
- StartData.PgmName = searchResult;
- StartData.Environment = NULL;
- rc = DosQueryAppType(searchResult, &AppType);
- if (rc == NO_ERROR) {
- StartData.SessionType = PROG_WINDOWABLEVIO;
- if ((AppType & 0x00000007) == FAPPTYP_WINDOWAPI) {
- /* Window API */
- StartData.SessionType = PROG_PM;
- return DosStartSession(&StartData, &SessionID, &pid);
- }
- if ((AppType & 0x00000007) == FAPPTYP_WINDOWCOMPAT) {
- /* Window compat */
- return ux_startp(shell, command, parm);
- }
- if (AppType & 0x0000ffff & FAPPTYP_DOS) {
- /* PC/DOS Format */
- StartData.SessionType = PROG_WINDOWEDVDM;
- return DosStartSession(&StartData, &SessionID, &pid);
- }
- if (AppType & 0x0000ffff & FAPPTYP_WINDOWSREAL) {
- /* Windows real mode app */
- return StartWindowsProg(searchResult, 0);
- }
- if (AppType & 0x0000ffff & FAPPTYP_WINDOWSPROT) {
- /* Windows Protect mode app*/
- return StartWindowsProg(searchResult, 1);
- }
- if (AppType & 0x0000ffff & FAPPTYP_WINDOWSPROT31) {
- /* Windows 3.1 Protect mode app*/
- return StartWindowsProg(searchResult, 2);
- }
- rc = DosStartSession(&StartData, &SessionID, &pid) ;
- } else {
- /* It's not a known exe type or it's a CMD/BAT file */
- i = strlen(searchResult);
- if ((toupper(searchResult[--i]) == 'T') &&
- (toupper(searchResult[--i]) == 'A') &&
- (toupper(searchResult[--i]) == 'B') &&
- (searchResult[--i] == '.') ) {
- StartData.SessionType = PROG_WINDOWEDVDM;
- rc = DosStartSession(&StartData, &SessionID, &pid) ;
- } else {
- rc = ux_startp (shell, command, parm);
- }
- }
- return rc;
-}
-
-char *tilde_expand (char *directory)
-{
- return strdup (directory);
-}
-
-
-/* Canonicalize path, and return a new path. Do everything in situ.
- The new path differs from path in:
- Multiple BACKSLASHs are collapsed to a single BACKSLASH.
- Leading `./'s and trailing `/.'s are removed.
- Trailing BACKSLASHs are removed.
- Non-leading `../'s and trailing `..'s are handled by removing
- portions of the path. */
-char *
-canonicalize_pathname (char *path)
-{
- int i, start;
- char stub_char;
-
- stub_char = (*path == PATH_SEP) ? PATH_SEP : '.';
-
- /* Walk along path looking for things to compact. */
- i = 0;
- for (;;) {
- if (!path[i])
- break;
-
- while (path[i] && path[i] != PATH_SEP)
- i++;
-
- start = i++;
-
- /* If we didn't find any slashes, then there is nothing left to do. */
- if (!path[start])
- break;
-
- /* Handle multiple BACKSLASHs in a row. */
- while (path[i] == PATH_SEP)
- i++;
-
- if ((start + 1) != i) {
- strcpy (path + start + 1, path + i);
- i = start + 1;
- }
-
- /* Handle backquoted BACKSLASH. */
-/* if (start > 0 && path[start - 1] == '\\')
- continue; */
-
- /* Check for trailing BACKSLASH. */
- if (start && !path[i]) {
- zero_last:
- path[--i] = '\0';
- break;
- }
-
- /* Check for `../', `./' or trailing `.' by itself. */
- if (path[i] == '.') {
- /* Handle trailing `.' by itself. */
- if (!path[i + 1])
- goto zero_last;
-
- /* Handle `./'. */
- if (path[i + 1] == PATH_SEP) {
- strcpy (path + i, path + i + 1);
- i = start;
- continue;
- }
-
- /* Handle `../' or trailing `..' by itself.
- Remove the previous ?/ part with the exception of
- ../, which we should leave intact. */
- if (path[i + 1] == '.' && (path[i + 2] == PATH_SEP || !path[i + 2])) {
- while (--start > -1 && path[start] != PATH_SEP);
- if (!strncmp (path + start + 1, "..\\", 3))
- continue;
- strcpy (path + start + 1, path + i + 2);
- i = start;
- continue;
- }
- }
- }
-
- if (!*path) {
- *path = stub_char;
- path[1] = '\0';
- }
- return path;
-}
-
-
-void
-my_statfs (struct my_statfs *myfs_stats, char *path)
-{
- PFSALLOCATE pBuf;
- PFSINFO pFsInfo;
- ULONG lghBuf;
-
- ULONG diskNum = 0;
- ULONG logical = 0;
-
- UCHAR szDeviceName[3] = "A:";
- PBYTE pszFSDName = NULL; /* pointer to FS name */
- APIRET rc = NO_ERROR; /* Return code */
- BYTE fsqBuffer[sizeof(FSQBUFFER2) + (3 * CCHMAXPATH)] = {0};
- ULONG cbBuffer = sizeof(fsqBuffer); /* Buffer length) */
- PFSQBUFFER2 pfsqBuffer = (PFSQBUFFER2) fsqBuffer;
-
- int i, len = 0;
-
- /* ------------------------------------------------------------------ */
-
- lghBuf = sizeof(FSALLOCATE);
- pBuf = (PFSALLOCATE) malloc(lghBuf);
-
- /* Get the free number of Bytes */
- rc = DosQueryFSInfo(0L, FSIL_ALLOC, (PVOID) pBuf, lghBuf);
- /* KBytes available */
- myfs_stats->avail = pBuf->cSectorUnit * pBuf->cUnitAvail * pBuf->cbSector / 1024;
- /* KBytes total */
- myfs_stats->total = pBuf->cSectorUnit * pBuf->cUnit * pBuf->cbSector / 1024;
- myfs_stats->nfree = pBuf->cUnitAvail;
- myfs_stats->nodes = pBuf->cbSector;
-
- lghBuf = sizeof(FSINFO);
- pFsInfo = (PFSINFO) malloc(lghBuf);
- rc = DosQueryFSInfo(0L,
- FSIL_VOLSER,
- (PVOID) pFsInfo,
- lghBuf);
- /* Get name */
- myfs_stats->device = strdup(pFsInfo->vol.szVolLabel); /* Label of the Disk */
-
- /* Get the current disk for DosQueryFSAttach */
- rc = DosQueryCurrentDisk(&diskNum, &logical);
-
- szDeviceName[0] = (UCHAR) (diskNum + (ULONG) 'A' - 1);
- /* Now get the type of the disk */
- rc = DosQueryFSAttach(szDeviceName,
- 0L,
- FSAIL_QUERYNAME,
- pfsqBuffer,
- &cbBuffer);
-
- pszFSDName = pfsqBuffer->szName + pfsqBuffer->cbName + 1;
- myfs_stats->mpoint = strdup(pszFSDName); /* FAT, HPFS ... */
-
- myfs_stats->type = pBuf->idFileSystem;
- /* What is about 3 ?*/
- if (myfs_stats->type == 0) {
- myfs_stats->typename = (char *) malloc(11);
- strcpy(myfs_stats->typename, "Local Disk");
- } else {
- myfs_stats->typename = (char *) malloc(13);
- strcpy(myfs_stats->typename, "Other Device");
- }
-
- free(pBuf);
- free(pFsInfo);
-}
-
-int
-gettimeofday (struct timeval* tvp, void *p)
-{
- DATETIME pdt = {0};
- if (p != NULL) /* what is "p"? */
- return 0;
-
- /* Since MC only calls this func from get_random_hint we return
- * some value, not exactly the "correct" one
- */
- DosGetDateTime(&pdt);
- tvp->tv_usec = (pdt.hours * 60 + pdt.minutes) * 60 + pdt.seconds;
- /* Number of milliseconds since Windows started */
- tvp->tv_sec = tvp->tv_usec * 1000 + pdt.hundredths * 10;
- return 0;
-}
-
-/* FAKE functions */
-
-int
-look_for_exe(const char* pathname)
-{
- int j;
- char *p;
- int lgh = strlen(pathname);
-
- if (lgh < 4) {
- return 0;
- } else {
- p = (char *) pathname;
- for (j=0; j<lgh-4; j++) {
- p++;
- }
- if (!stricmp(p, ".exe") ||
- !stricmp(p, ".bat") ||
- !stricmp(p, ".com") ||
- !stricmp(p, ".cmd")) {
- return 1;
- }
- }
- return 0;
-}
-
-int
-lstat (const char* pathname, struct stat *buffer)
-{
- int rc = stat (pathname, buffer);
-#ifdef __BORLANDC__
- if (rc == 0) {
- if (!(buffer->st_mode & S_IFDIR)) {
- if (!look_for_exe(pathname)) {
- buffer->st_mode &= !S_IXUSR & !S_IXGRP & !S_IXOTH;
- }
- }
- }
-#endif
- return rc;
-}
-
-int
-getuid ()
-{
- return 0;
-}
-
-int
-getgid ()
-{
- return 0;
-}
-
-int
-readlink (char* path, char* buf, int size)
-{
- return -1;
-}
-
-int
-symlink (char *n1, char *n2)
-{
- return -1;
-}
-
-int
-link (char *p1, char *p2)
-{
- return -1;
-}
-
-int
-chown (char *path, int owner, int group)
-{
- return -1;
-}
-
-int
-mknod (char *path, int mode, int dev)
-{
- return -1;
-}
-
-void
-init_uid_gid_cache (void)
-{
- return;
-}
-
-int
-mc_doublepopen (int inhandle, int inlen, pid_t *the_pid, char *command, ...)
-{
- return 0;
-}
-
-int
-mc_doublepclose (int pipe, pid_t pid)
-{
- return 0;
-}
-
-/*hacks to get it compile, remove these after vfs works */
-char *
-vfs_get_current_dir (void)
-{
- return NULL;
-}
-
-int
-vfs_current_is_extfs (void)
-{
- return 0;
-}
-
-int
-vfs_file_is_ftp (char *filename)
-{
- return 0;
-}
-
-int
-mc_utime (char *path, void *times)
-{
- return 0;
-}
-
-
-void
-extfs_run (char *file)
-{
- return;
-}
-
-int
-geteuid(void)
-{
- return 0;
-}
-
-
-int
-mc_chdir(char *pathname)
-{
- APIRET ret;
- register int lgh = strlen(pathname);
-
- /* Set the current drive */
- if (lgh == 0) {
- return -1;
- } else {
- /* First set the default drive */
- if (lgh > 1) {
- if (pathname[1] == ':') {
- ret = DosSetDefaultDisk(toupper(pathname[0]) - 'A' + 1);
- }
- }
- /* After that, set the current dir! */
- ret = DosSetCurrentDir(pathname);
- }
- return ret;
-}
-
-int
-mc_chmod(char *pathName, int unxmode)
-{
- /* OS/2 does not need S_REG */
- int os2Mode = unxmode & 0x0FFF;
- return chmod(pathName, os2Mode);
-}
-
-static int
-conv_os2_unx_rc(int os2rc)
-{
- int errCode;
- switch (os2rc) {
- case ERROR_FILE_NOT_FOUND:
- case ERROR_PATH_NOT_FOUND:
- case ERROR_FILENAME_EXCED_RANGE:
- errCode = ENOENT;
- break;
- case ERROR_NOT_DOS_DISK:
- case ERROR_SHARING_VIOLATION:
- case ERROR_SHARING_BUFFER_EXCEEDED:
- case ERROR_ACCESS_DENIED:
- errCode = EACCES;
- break;
- case ERROR_INVALID_PARAMETER:
- errCode = EINVAL;
- break;
- default:
- errCode = EINVAL;
- break;
- }
- return errCode;
-}
-
-int
-mc_open (char *file, int flags, int pmode)
-{
- return open(file, (flags | O_BINARY), pmode);
-}
-
-int
-mc_unlink(char *pathName)
-{
- /* Use OS/2 API to delete a file, if the file is set as read-only,
- the file will be deleted without asking the user! */
- APIRET rc;
- rc = DosDelete(pathName);
- if (!rc) {
- return 0;
- }
- if (rc == ERROR_ACCESS_DENIED) {
- chmod(pathName, (S_IREAD|S_IWRITE));
- rc = DosDelete(pathName);
- if (rc) {
- errno = conv_os2_unx_rc(rc) ;
- return -1;
- } else {
- return 0;
- }
- } else {
- errno = conv_os2_unx_rc(rc) ;
- return -1;
- }
-}
-
-char *
-get_default_editor (void)
-{
- char *tmp;
- APIRET rc;
- char pathValue[5] = "PATH";
- UCHAR searchResult[MC_MAXPATHLEN + 1];
-
- /* EPM is not always be installed */
- rc = DosSearchPath((SEARCH_IGNORENETERRS | SEARCH_ENVIRONMENT | SEARCH_CUR_DIRECTORY),
- (PSZ) pathValue,
- "EPM.EXE",
- searchResult,
- sizeof(searchResult));
- if (rc != 0) {
- /* The system editor is always there */
- return strdup("e.exe");
- } else {
- /* Let it be searched from my_system */
- return strdup("epm.exe");
- }
-}
-
-/* get_default_shell
- Get the default shell for the current hardware platform
- TODO: Get the value of %OS2_SHELL% or %SHELL%: which one?
-*/
-char *
-get_default_shell()
-{
- return getenv ("COMSPEC");
-}
-
-int
-errno_dir_not_empty (int err)
-{
- if (err == ENOTEMPTY)
- return 1;
- return 0;
-}
-
-/* The MC library directory is by default the directory where mc.exe
- is situated. It is recommended to specify this directory via MCHOME
- environment variable, otherwise you will be unable to rename mc.exe */
-char *
-get_mc_lib_dir ()
-{
- HMODULE mc_hm;
- int rc;
- char *cur = NULL;
- char *mchome = getenv("MCHOME");
-
- if (mchome && *mchome)
- return mchome;
- mchome = malloc(MC_MAXPATHLEN);
- rc = DosQueryModuleHandle ("MC.EXE", &mc_hm);
- if (!rc)
- rc = DosQueryModuleName (mc_hm, MC_MAXPATHLEN, mchome);
- if (!rc)
- {
- for (cur = mchome + strlen(mchome); \
- (cur > mchome) && (*cur != PATH_SEP); cur--);
- *cur = 0;
- cur = strdup(mchome);
- free(mchome);
- }
- if (!cur || !*cur) {
- free(cur);
- return "C:\\MC";
- }
- return cur;
-}
-
-int get_user_rights (struct stat *buf)
-{
- return 2;
-}
-void init_groups (void)
-{
-}
-void delete_groups (void)
-{
-}
projects / reactos.git / blobdiff