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Copy pathdosinst.h
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656 lines (583 loc) · 14.9 KB
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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* dosinst.h: Common code for dosinst.c and uninstal.c
*/
/* Visual Studio 2005 has 'deprecated' many of the standard CRT functions */
#if _MSC_VER >= 1400
# define _CRT_SECURE_NO_DEPRECATE
# define _CRT_NONSTDC_NO_DEPRECATE
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifndef UNIX_LINT
# include "vimio.h"
# include <ctype.h>
# ifndef __CYGWIN__
# include <direct.h>
# endif
# if defined(_WIN64) || defined(WIN32)
# define WIN3264
# include <windows.h>
# include <shlobj.h>
# else
# include <dir.h>
# include <bios.h>
# include <dos.h>
# endif
#endif
#ifdef UNIX_LINT
/* Running lint on Unix: Some things are missing. */
char *searchpath(char *name);
#endif
#if defined(UNIX_LINT)
# include <unistd.h>
# include <errno.h>
#endif
#include "version.h"
#if defined(UNIX_LINT)
# define vim_mkdir(x, y) mkdir((char *)(x), y)
#else
# if defined(WIN3264) && !defined(__BORLANDC__)
# define vim_mkdir(x, y) _mkdir((char *)(x))
# else
# define vim_mkdir(x, y) mkdir((char *)(x))
# endif
#endif
#define sleep(n) Sleep((n) * 1000)
/* ---------------------------------------- */
#define BUFSIZE 512 /* long enough to hold a file name path */
#define NUL 0
#define FAIL 0
#define OK 1
#ifndef FALSE
# define FALSE 0
#endif
#ifndef TRUE
# define TRUE 1
#endif
/*
* Modern way of creating registry entries, also works on 64 bit windows when
* compiled as a 32 bit program.
*/
# ifndef KEY_WOW64_64KEY
# define KEY_WOW64_64KEY 0x0100
# endif
#define VIM_STARTMENU "Programs\\Vim " VIM_VERSION_SHORT
int interactive; /* non-zero when running interactively */
/*
* Call malloc() and exit when out of memory.
*/
static void *
alloc(int len)
{
char *s;
s = malloc(len);
if (s == NULL)
{
printf("ERROR: out of memory\n");
exit(1);
}
return (void *)s;
}
/*
* The toupper() in Bcc 5.5 doesn't work, use our own implementation.
*/
static int
mytoupper(int c)
{
if (c >= 'a' && c <= 'z')
return c - 'a' + 'A';
return c;
}
static void
myexit(int n)
{
if (!interactive)
{
/* Present a prompt, otherwise error messages can't be read. */
printf("Press Enter to continue\n");
rewind(stdin);
(void)getchar();
}
exit(n);
}
#ifdef WIN3264
/* This symbol is not defined in older versions of the SDK or Visual C++ */
#ifndef VER_PLATFORM_WIN32_WINDOWS
# define VER_PLATFORM_WIN32_WINDOWS 1
#endif
static DWORD g_PlatformId;
/*
* Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or
* VER_PLATFORM_WIN32_WINDOWS (Win95).
*/
static void
PlatformId(void)
{
static int done = FALSE;
if (!done)
{
OSVERSIONINFO ovi;
ovi.dwOSVersionInfoSize = sizeof(ovi);
GetVersionEx(&ovi);
g_PlatformId = ovi.dwPlatformId;
done = TRUE;
}
}
# ifdef __BORLANDC__
/* Borland defines its own searchpath() in dir.h */
# include <dir.h>
# else
static char *
searchpath(char *name)
{
static char widename[2 * BUFSIZE];
static char location[2 * BUFSIZE + 2];
/* There appears to be a bug in FindExecutableA() on Windows NT.
* Use FindExecutableW() instead... */
PlatformId();
if (g_PlatformId == VER_PLATFORM_WIN32_NT)
{
MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)name, -1,
(LPWSTR)widename, BUFSIZE);
if (FindExecutableW((LPCWSTR)widename, (LPCWSTR)"",
(LPWSTR)location) > (HINSTANCE)32)
{
WideCharToMultiByte(CP_ACP, 0, (LPWSTR)location, -1,
(LPSTR)widename, 2 * BUFSIZE, NULL, NULL);
return widename;
}
}
else
{
if (FindExecutableA((LPCTSTR)name, (LPCTSTR)"",
(LPTSTR)location) > (HINSTANCE)32)
return location;
}
return NULL;
}
# endif
#endif
/*
* Call searchpath() and save the result in allocated memory, or return NULL.
*/
static char *
searchpath_save(char *name)
{
char *p;
char *s;
p = searchpath(name);
if (p == NULL)
return NULL;
s = alloc(strlen(p) + 1);
strcpy(s, p);
return s;
}
#ifdef WIN3264
#ifndef CSIDL_COMMON_PROGRAMS
# define CSIDL_COMMON_PROGRAMS 0x0017
#endif
#ifndef CSIDL_COMMON_DESKTOPDIRECTORY
# define CSIDL_COMMON_DESKTOPDIRECTORY 0x0019
#endif
/*
* Get the path to a requested Windows shell folder.
*
* Return FAIL on error, OK on success
*/
int
get_shell_folder_path(
char *shell_folder_path,
const char *shell_folder_name)
{
/*
* The following code was successfully built with make_mvc.mak.
* The resulting executable worked on Windows 95, Millennium Edition, and
* 2000 Professional. But it was changed after testing...
*/
LPITEMIDLIST pidl = 0; /* Pointer to an Item ID list allocated below */
LPMALLOC pMalloc; /* Pointer to an IMalloc interface */
int csidl;
int alt_csidl = -1;
static int desktop_csidl = -1;
static int programs_csidl = -1;
int *pcsidl;
int r;
if (strcmp(shell_folder_name, "desktop") == 0)
{
pcsidl = &desktop_csidl;
csidl = CSIDL_COMMON_DESKTOPDIRECTORY;
alt_csidl = CSIDL_DESKTOP;
}
else if (strncmp(shell_folder_name, "Programs", 8) == 0)
{
pcsidl = &programs_csidl;
csidl = CSIDL_COMMON_PROGRAMS;
alt_csidl = CSIDL_PROGRAMS;
}
else
{
printf("\nERROR (internal) unrecognised shell_folder_name: \"%s\"\n\n",
shell_folder_name);
return FAIL;
}
/* Did this stuff before, use the same ID again. */
if (*pcsidl >= 0)
{
csidl = *pcsidl;
alt_csidl = -1;
}
retry:
/* Initialize pointer to IMalloc interface */
if (NOERROR != SHGetMalloc(&pMalloc))
{
printf("\nERROR getting interface for shell_folder_name: \"%s\"\n\n",
shell_folder_name);
return FAIL;
}
/* Get an ITEMIDLIST corresponding to the folder code */
if (NOERROR != SHGetSpecialFolderLocation(0, csidl, &pidl))
{
if (alt_csidl < 0 || NOERROR != SHGetSpecialFolderLocation(0,
alt_csidl, &pidl))
{
printf("\nERROR getting ITEMIDLIST for shell_folder_name: \"%s\"\n\n",
shell_folder_name);
return FAIL;
}
csidl = alt_csidl;
alt_csidl = -1;
}
/* Translate that ITEMIDLIST to a string */
r = SHGetPathFromIDList(pidl, shell_folder_path);
/* Free the data associated with pidl */
pMalloc->lpVtbl->Free(pMalloc, pidl);
/* Release the IMalloc interface */
pMalloc->lpVtbl->Release(pMalloc);
if (!r)
{
if (alt_csidl >= 0)
{
/* We probably get here for Windows 95: the "all users"
* desktop/start menu entry doesn't exist. */
csidl = alt_csidl;
alt_csidl = -1;
goto retry;
}
printf("\nERROR translating ITEMIDLIST for shell_folder_name: \"%s\"\n\n",
shell_folder_name);
return FAIL;
}
/* If there is an alternative: verify we can write in this directory.
* This should cause a retry when the "all users" directory exists but we
* are a normal user and can't write there. */
if (alt_csidl >= 0)
{
char tbuf[BUFSIZE];
FILE *fd;
strcpy(tbuf, shell_folder_path);
strcat(tbuf, "\\vim write test");
fd = fopen(tbuf, "w");
if (fd == NULL)
{
csidl = alt_csidl;
alt_csidl = -1;
goto retry;
}
fclose(fd);
unlink(tbuf);
}
/*
* Keep the found csidl for next time, so that we don't have to do the
* write test every time.
*/
if (*pcsidl < 0)
*pcsidl = csidl;
if (strncmp(shell_folder_name, "Programs\\", 9) == 0)
strcat(shell_folder_path, shell_folder_name + 8);
return OK;
}
#endif
/*
* List of targets. The first one (index zero) is used for the default path
* for the batch files.
*/
#define TARGET_COUNT 9
struct
{
char *name; /* Vim exe name (without .exe) */
char *batname; /* batch file name */
char *lnkname; /* shortcut file name */
char *exename; /* exe file name */
char *exenamearg; /* exe file name when using exearg */
char *exearg; /* argument for vim.exe or gvim.exe */
char *oldbat; /* path to existing xxx.bat or NULL */
char *oldexe; /* path to existing xxx.exe or NULL */
char batpath[BUFSIZE]; /* path of batch file to create; not
created when it's empty */
} targets[TARGET_COUNT] =
{
{"all", "batch files"},
{"vim", "vim.bat", "Vim.lnk",
"vim.exe", "vim.exe", ""},
{"gvim", "gvim.bat", "gVim.lnk",
"gvim.exe", "gvim.exe", ""},
{"evim", "evim.bat", "gVim Easy.lnk",
"evim.exe", "gvim.exe", "-y"},
{"view", "view.bat", "Vim Read-only.lnk",
"view.exe", "vim.exe", "-R"},
{"gview", "gview.bat", "gVim Read-only.lnk",
"gview.exe", "gvim.exe", "-R"},
{"vimdiff", "vimdiff.bat", "Vim Diff.lnk",
"vimdiff.exe","vim.exe", "-d"},
{"gvimdiff","gvimdiff.bat", "gVim Diff.lnk",
"gvimdiff.exe","gvim.exe", "-d"},
{"vimtutor","vimtutor.bat", "Vim tutor.lnk",
"vimtutor.bat", "vimtutor.bat", ""},
};
#define ICON_COUNT 3
char *(icon_names[ICON_COUNT]) =
{"gVim " VIM_VERSION_SHORT,
"gVim Easy " VIM_VERSION_SHORT,
"gVim Read only " VIM_VERSION_SHORT};
char *(icon_link_names[ICON_COUNT]) =
{"gVim " VIM_VERSION_SHORT ".lnk",
"gVim Easy " VIM_VERSION_SHORT ".lnk",
"gVim Read only " VIM_VERSION_SHORT ".lnk"};
/* This is only used for dosinst.c when WIN3264 is defined and for uninstal.c
* when not being able to directly access registry entries. */
#if (defined(DOSINST) && defined(WIN3264)) \
|| (!defined(DOSINST) && !defined(WIN3264))
/*
* Run an external command and wait for it to finish.
*/
static void
run_command(char *cmd)
{
char *cmd_path;
char cmd_buf[BUFSIZE];
char *p;
/* On WinNT, 'start' is a shell built-in for cmd.exe rather than an
* executable (start.exe) like in Win9x. */
cmd_path = searchpath_save("cmd.exe");
if (cmd_path != NULL)
{
/* There is a cmd.exe, so this might be Windows NT. If it is,
* we need to call cmd.exe explicitly. If it is a later OS,
* calling cmd.exe won't hurt if it is present.
* Also, "start" on NT expects a window title argument.
*/
/* Replace the slashes with backslashes. */
while ((p = strchr(cmd_path, '/')) != NULL)
*p = '\\';
sprintf(cmd_buf, "%s /c start \"vimcmd\" /wait %s", cmd_path, cmd);
free(cmd_path);
}
else
{
/* No cmd.exe, just make the call and let the system handle it. */
sprintf(cmd_buf, "start /w %s", cmd);
}
system(cmd_buf);
}
#endif
/*
* Append a backslash to "name" if there isn't one yet.
*/
void
add_pathsep(char *name)
{
int len = strlen(name);
if (len > 0 && name[len - 1] != '\\' && name[len - 1] != '/')
strcat(name, "\\");
}
/*
* The normal chdir() does not change the default drive. This one does.
*/
/*ARGSUSED*/
int
change_drive(int drive)
{
#ifdef WIN3264
char temp[3] = "-:";
temp[0] = (char)(drive + 'A' - 1);
return !SetCurrentDirectory(temp);
#else
# ifndef UNIX_LINT
union REGS regs;
regs.h.ah = 0x0e;
regs.h.dl = drive - 1;
intdos(®s, ®s); /* set default drive */
regs.h.ah = 0x19;
intdos(®s, ®s); /* get default drive */
if (regs.h.al == drive - 1)
return 0;
# endif
return -1;
#endif
}
/*
* Change directory to "path".
* Return 0 for success, -1 for failure.
*/
int
mch_chdir(char *path)
{
if (path[0] == NUL) /* just checking... */
return 0;
if (path[1] == ':') /* has a drive name */
{
if (change_drive(mytoupper(path[0]) - 'A' + 1))
return -1; /* invalid drive name */
path += 2;
}
if (*path == NUL) /* drive name only */
return 0;
return chdir(path); /* let the normal chdir() do the rest */
}
/*
* Expand the executable name into a full path name.
*/
#if defined(__BORLANDC__) && !defined(WIN3264)
/* Only Borland C++ has this. */
# define my_fullpath(b, n, l) _fullpath(b, n, l)
#else
static char *
my_fullpath(char *buf, char *fname, int len)
{
# ifdef WIN3264
/* Only GetModuleFileName() will get the long file name path.
* GetFullPathName() may still use the short (FAT) name. */
DWORD len_read = GetModuleFileName(NULL, buf, (size_t)len);
return (len_read > 0 && len_read < (DWORD)len) ? buf : NULL;
# else
char olddir[BUFSIZE];
char *p, *q;
int c;
char *retval = buf;
if (strchr(fname, ':') != NULL) /* already expanded */
{
strncpy(buf, fname, len);
}
else
{
*buf = NUL;
/*
* change to the directory for a moment,
* and then do the getwd() (and get back to where we were).
* This will get the correct path name with "../" things.
*/
p = strrchr(fname, '/');
q = strrchr(fname, '\\');
if (q != NULL && (p == NULL || q > p))
p = q;
q = strrchr(fname, ':');
if (q != NULL && (p == NULL || q > p))
p = q;
if (p != NULL)
{
if (getcwd(olddir, BUFSIZE) == NULL)
{
p = NULL; /* can't get current dir: don't chdir */
retval = NULL;
}
else
{
if (p == fname) /* /fname */
q = p + 1; /* -> / */
else if (q + 1 == p) /* ... c:\foo */
q = p + 1; /* -> c:\ */
else /* but c:\foo\bar */
q = p; /* -> c:\foo */
c = *q; /* truncate at start of fname */
*q = NUL;
if (mch_chdir(fname)) /* change to the directory */
retval = NULL;
else
{
fname = q;
if (c == '\\') /* if we cut the name at a */
fname++; /* '\', don't add it again */
}
*q = c;
}
}
if (getcwd(buf, len) == NULL)
{
retval = NULL;
*buf = NUL;
}
/*
* Concatenate the file name to the path.
*/
if (strlen(buf) + strlen(fname) >= len - 1)
{
printf("ERROR: File name too long!\n");
myexit(1);
}
add_pathsep(buf);
strcat(buf, fname);
if (p)
mch_chdir(olddir);
}
/* Replace forward slashes with backslashes, required for the path to a
* command. */
while ((p = strchr(buf, '/')) != NULL)
*p = '\\';
return retval;
# endif
}
#endif
/*
* Remove the tail from a file or directory name.
* Puts a NUL on the last '/' or '\'.
*/
static void
remove_tail(char *path)
{
int i;
for (i = strlen(path) - 1; i > 0; --i)
if (path[i] == '/' || path[i] == '\\')
{
path[i] = NUL;
break;
}
}
char installdir[BUFSIZE]; /* top of the installation dir, where the
install.exe is located, E.g.:
"c:\vim\vim60" */
int runtimeidx; /* index in installdir[] where "vim60" starts */
char *sysdrive; /* system drive or "c:\" */
/*
* Setup for using this program.
* Sets "installdir[]".
*/
static void
do_inits(char **argv)
{
/* Find out the full path of our executable. */
if (my_fullpath(installdir, argv[0], BUFSIZE) == NULL)
{
printf("ERROR: Cannot get name of executable\n");
myexit(1);
}
/* remove the tail, the executable name "install.exe" */
remove_tail(installdir);
/* change to the installdir */
mch_chdir(installdir);
/* Find the system drive. Only used for searching the Vim executable, not
* very important. */
sysdrive = getenv("SYSTEMDRIVE");
if (sysdrive == NULL || *sysdrive == NUL)
sysdrive = "C:\\";
}