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newlib/winsup/utils/cygcheck.cc

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/* cygcheck.cc
Copyright 1998 Cygnus Solutions.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <windows.h>
#include <sys/cygwin.h>
#include <mntent.h>
#include <time.h>
int verbose = 0;
int registry = 0;
int sysinfo = 0;
int givehelp = 0;
#ifdef __GNUC__
typedef long long longlong;
#else
typedef __int64 longlong;
#endif
const char *known_env_vars[] =
{
"c_include_path",
"compiler_path",
"cxx_include_path",
"cygwin",
"cygwin32",
"dejagnu",
"expect",
"gcc_default_options",
"gcc_exec_prefix",
"home",
"ld_library_path",
"library_path",
"login",
"lpath",
"make_mode",
"makeflags",
"path",
"pwd",
"strace",
"tcl_library",
"user",
0
};
struct {
const char *name;
int missing_is_good;
} common_apps[] = {
{ "bash", 0 },
{ "cat", 0 },
{ "cpp", 1 },
{ "find", 0 },
{ "gcc", 0 },
{ "gdb", 0 },
{ "ld", 0 },
{ "ls", 0 },
{ "make", 0 },
{ "sh", 0 },
{ 0, 0 }
};
int num_paths = 0, max_paths = 0;
char **paths = 0;
void
add_path (char *s, int maxlen)
{
if (num_paths >= max_paths)
{
max_paths += 10;
if (paths)
paths = (char **) realloc (paths, max_paths * sizeof (char *));
else
paths = (char **) malloc (max_paths * sizeof (char *));
}
paths[num_paths] = (char *) malloc (maxlen + 1);
memcpy (paths[num_paths], s, maxlen);
paths[num_paths][maxlen] = 0;
char *e = paths[num_paths] + strlen (paths[num_paths]);
if (e[-1] == '\\' && e[-2] != ':')
*--e = 0;
for (int i = 1; i < num_paths; i++)
if (strcasecmp (paths[num_paths], paths[i]) == 0)
return;
num_paths++;
}
void
init_paths ()
{
char tmp[4000], *sl;
add_path ((char *) ".", 1); /* to be replaced later */
add_path ((char *) ".", 1); /* the current directory */
GetSystemDirectory (tmp, 4000);
add_path (tmp, strlen (tmp));
sl = strrchr (tmp, '\\');
if (sl)
{
strcpy (sl, "\\SYSTEM");
add_path (tmp, strlen (tmp));
}
GetWindowsDirectory (tmp, 4000);
add_path (tmp, strlen (tmp));
char *path = getenv ("PATH");
if (path)
{
char wpath[4000];
cygwin_posix_to_win32_path_list (path, wpath);
char *b, *e, sep = ':';
if (strchr (wpath, ';'))
sep = ';';
b = wpath;
while (1)
{
for (e = b; *e && *e != sep; e++);
add_path (b, e - b);
if (!*e)
break;
b = e + 1;
}
}
else
printf ("WARNING: PATH is not set at all!\n");
}
char *
find_on_path (char *file, char *default_extension,
int showall = 0, int search_sysdirs = 0)
{
static char rv[4000];
char tmp[4000], *ptr = rv;
if (strchr (file, ':') || strchr (file, '\\') || strchr (file, '/'))
return file;
if (strchr (file, '.'))
default_extension = (char *)"";
for (int i = 0; i < num_paths; i++)
{
if (!search_sysdirs && (i == 0 || i == 2 || i == 3))
continue;
if (i == 0 || !search_sysdirs || strcasecmp (paths[i], paths[0]))
{
sprintf (ptr, "%s\\%s%s", paths[i], file, default_extension);
if (GetFileAttributes (ptr) != (DWORD) -1)
{
if (showall)
printf ("Found: %s\n", ptr);
if (ptr == tmp && verbose)
printf ("Warning: %s hides %s\n", rv, ptr);
ptr = tmp;
}
}
}
if (ptr == tmp)
return rv;
return 0;
}
#define DID_NEW 1
#define DID_ACTIVE 2
#define DID_INACTIVE 3
struct Did
{
Did *next;
char *file;
int state;
};
Did *did = 0;
Did *
already_did (char *file)
{
Did *d;
for (d = did; d; d = d->next)
if (strcasecmp (d->file, file) == 0)
return d;
d = new Did;
d->file = strdup (file);
d->next = did;
d->state = DID_NEW;
did = d;
return d;
}
int
get_word (HANDLE fh, int offset)
{
short rv;
unsigned r;
SetFilePointer (fh, offset, 0, FILE_BEGIN);
ReadFile (fh, &rv, 2, (DWORD *) &r, 0);
return rv;
}
int
get_dword (HANDLE fh, int offset)
{
int rv;
unsigned r;
SetFilePointer (fh, offset, 0, FILE_BEGIN);
ReadFile (fh, &rv, 4, (DWORD *) &r, 0);
return rv;
}
struct Section
{
char name[8];
int virtual_size;
int virtual_address;
int size_of_raw_data;
int pointer_to_raw_data;
};
int
rva_to_offset (int rva, char *sections, int nsections, int *sz)
{
int i;
for (i = 0; i < nsections; i++)
{
Section *s = (Section *) (sections + i * 40);
#if 0
printf ("%08x < %08x < %08x ? %08x\n",
s->virtual_address, rva,
s->virtual_address + s->virtual_size, s->pointer_to_raw_data);
#endif
if (rva >= s->virtual_address
&& rva < s->virtual_address + s->virtual_size)
{
if (sz)
*sz = s->virtual_address + s->virtual_size - rva;
return rva - s->virtual_address + s->pointer_to_raw_data;
}
}
return 0; /* punt */
}
struct ExpDirectory
{
int flags;
int timestamp;
short major_ver;
short minor_ver;
int name_rva;
};
struct ImpDirectory
{
unsigned characteristics;
unsigned timestamp;
unsigned forwarder_chain;
unsigned name_rva;
unsigned iat_rva;
};
void track_down (char *file, char *suffix, int lvl);
#define CYGPREFIX (sizeof ("%%% Cygwin ") - 1)
static void
cygwin_info (HANDLE h)
{
char *buf, *bufend;
char *major, *minor;
const char *hello = " Cygwin DLL version info:\n";
DWORD size = GetFileSize (h, NULL);
DWORD n;
if (size == 0xffffffff)
return;
buf = (char *) malloc (size);
if (!buf)
return;
(void) SetFilePointer (h, 0, NULL, FILE_BEGIN);
if (!ReadFile (h, buf, size, &n, NULL))
return;
bufend = buf + size;
major = minor = NULL;
while (buf < bufend)
if ((buf = (char *) memchr (buf, '%', bufend - buf)) == NULL)
break;
else if (strncmp ("%%% Cygwin ", buf, CYGPREFIX) != 0)
buf++;
else
{
char *p = strchr (buf += CYGPREFIX, '\n');
fputs (hello, stdout);
fputs (" ", stdout);
fwrite (buf, 1 + p - buf, 1, stdout);
hello = "";
}
if (!*hello)
puts ("");
return;
}
void
dll_info (const char *path, HANDLE fh, int lvl, int recurse)
{
DWORD junk;
int i;
int pe_header_offset = get_dword (fh, 0x3c);
int opthdr_ofs = pe_header_offset + 4 + 20;
unsigned short v[6];
SetFilePointer (fh, opthdr_ofs + 40, 0, FILE_BEGIN);
ReadFile (fh, &v, sizeof (v), &junk, 0);
if (verbose)
printf (" - os=%d.%d img=%d.%d sys=%d.%d\n",
v[0], v[1], v[2], v[3], v[4], v[5]);
else
printf ("\n");
int num_entries = get_dword (fh, opthdr_ofs + 92);
int export_rva = get_dword (fh, opthdr_ofs + 96);
int export_size = get_dword (fh, opthdr_ofs + 100);
int import_rva = get_dword (fh, opthdr_ofs + 104);
int import_size = get_dword (fh, opthdr_ofs + 108);
int nsections = get_word (fh, pe_header_offset + 4 + 2);
char *sections = (char *) malloc (nsections * 40);
SetFilePointer (fh, pe_header_offset + 4 + 20 + get_word (fh, pe_header_offset + 4 + 16),
0, FILE_BEGIN);
ReadFile (fh, sections, nsections * 40, &junk, 0);
if (verbose && num_entries >= 1 && export_size > 0)
{
int expsz;
int expbase = rva_to_offset (export_rva, sections, nsections, &expsz);
if (expbase)
{
SetFilePointer (fh, expbase, 0, FILE_BEGIN);
unsigned char *exp = (unsigned char *) malloc (expsz);
ReadFile (fh, exp, expsz, &junk, 0);
ExpDirectory *ed = (ExpDirectory *) exp;
int ofs = ed->name_rva - export_rva;
struct tm *tm = localtime ((const time_t *) &(ed->timestamp));
if (tm->tm_year < 60)
tm->tm_year += 2000;
if (tm->tm_year < 200)
tm->tm_year += 1900;
printf ("%*c", lvl + 2, ' ');
printf ("\"%s\" v%d.%d ts=", exp + ofs,
ed->major_ver, ed->minor_ver);
printf ("%d/%d/%d %d:%02d\n",
tm->tm_year, tm->tm_mon + 1, tm->tm_mday,
tm->tm_hour, tm->tm_min);
}
}
if (num_entries >= 2 && import_size > 0 && recurse)
{
int impsz;
int impbase = rva_to_offset (import_rva, sections, nsections, &impsz);
if (impbase)
{
SetFilePointer (fh, impbase, 0, FILE_BEGIN);
unsigned char *imp = (unsigned char *) malloc (impsz);
ReadFile (fh, imp, impsz, &junk, 0);
ImpDirectory *id = (ImpDirectory *) imp;
for (i = 0; id[i].name_rva; i++)
{
/* int ofs = id[i].name_rva - import_rva; */
track_down ((char *) imp + id[i].name_rva - import_rva,
(char *) ".dll", lvl + 2);
}
}
}
if (strstr (path, "\\cygwin1.dll"))
cygwin_info (fh);
}
void
track_down (char *file, char *suffix, int lvl)
{
char *path = find_on_path (file, suffix, 0, 1);
if (!path)
{
printf ("Error: could not find %s\n", file);
return;
}
Did *d = already_did (file);
switch (d->state)
{
case DID_NEW:
break;
case DID_ACTIVE:
if (verbose)
{
if (lvl)
printf ("%*c", lvl, ' ');
printf ("%s", path);
printf (" (recursive)\n");
}
return;
case DID_INACTIVE:
if (verbose)
{
if (lvl)
printf ("%*c", lvl, ' ');
printf ("%s", path);
printf (" (already done)\n");
}
return;
}
if (lvl)
printf ("%*c", lvl, ' ');
if (!path)
{
printf ("%s not found\n", file);
return;
}
printf ("%s", path);
HANDLE fh = CreateFile (path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (fh == INVALID_HANDLE_VALUE)
{
printf (" - Cannot open\n");
return;
}
d->state = DID_ACTIVE;
dll_info (path, fh, lvl, 1);
d->state = DID_INACTIVE;
CloseHandle (fh);
}
void
ls (char *f)
{
HANDLE h = CreateFile (f, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
BY_HANDLE_FILE_INFORMATION info;
GetFileInformationByHandle (h, &info);
SYSTEMTIME systime;
FileTimeToSystemTime (&info.ftLastWriteTime, &systime);
printf ("%5dk %04d/%02d/%02d %s",
(((int) info.nFileSizeLow) + 512) / 1024,
systime.wYear, systime.wMonth, systime.wDay,
f);
dll_info (f, h, 16, 0);
CloseHandle (h);
}
void
cygcheck (char *app)
{
char *papp = find_on_path (app, (char *) ".exe", 1, 0);
if (!papp)
{
printf ("Error: could not find %s\n", app);
return;
}
char *s = strdup (papp);
char *sl = 0, *t;
for (t = s; *t; t++)
if (*t == '/' || *t == '\\' || *t == ':')
sl = t;
if (sl == 0)
paths[0] = (char *) ".";
else
{
*sl = 0;
paths[0] = s;
}
did = 0;
track_down (papp, (char *) ".exe", 0);
}
extern char **environ;
struct RegInfo
{
RegInfo *prev;
char *name;
HKEY key;
};
void
show_reg (RegInfo * ri, int nest)
{
if (!ri)
return;
show_reg (ri->prev, 1);
if (nest)
printf ("%s\\", ri->name);
else
printf ("%s\n", ri->name);
}
void
scan_registry (RegInfo * prev, HKEY hKey, char *name, int cygnus)
{
RegInfo ri;
ri.prev = prev;
ri.name = name;
ri.key = hKey;
char *cp;
for (cp = name; *cp; cp++)
if (strncasecmp (cp, "cygnus", 6) == 0)
cygnus = 1;
DWORD num_subkeys, max_subkey_len, num_values;
DWORD max_value_len, max_valdata_len, i;
if (RegQueryInfoKey (hKey, 0, 0, 0, &num_subkeys, &max_subkey_len, 0,
&num_values, &max_value_len, &max_valdata_len, 0, 0)
!= ERROR_SUCCESS)
{
#if 0
char tmp[400];
FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM, 0, GetLastError (),
MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT), tmp,
400, 0);
printf ("RegQueryInfoKey: %s\n", tmp);
#endif
return;
}
if (cygnus)
{
show_reg (&ri, 0);
char *value_name = (char *) malloc (max_value_len + 1);
char *value_data = (char *) malloc (max_valdata_len + 1);
for (i = 0; i < num_values; i++)
{
DWORD dlen = max_valdata_len + 1;
DWORD nlen = max_value_len + 1;
DWORD type;
RegEnumValue (hKey, i, value_name, &nlen, 0,
&type, (BYTE *) value_data, &dlen);
{
printf (" %s = ", i ? value_name : "(default)");
switch (type)
{
case REG_DWORD:
printf ("0x%08x\n", *(unsigned *) value_data);
break;
case REG_EXPAND_SZ:
case REG_SZ:
printf ("`%s'\n", value_data);
break;
default:
printf ("(unsupported type)\n");
break;
}
}
#if 0
else
{
char tmp[400];
FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM, 0, GetLastError (),
MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT), tmp,
400, 0);
printf ("RegEnumValue: %s\n", tmp);
}
#endif
}
free (value_name);
free (value_data);
}
char *subkey_name = (char *) malloc (max_subkey_len + 1);
for (i = 0; i < num_subkeys; i++)
{
if (RegEnumKey (hKey, i, subkey_name, max_subkey_len + 1) == ERROR_SUCCESS)
{
HKEY sKey;
if (RegOpenKeyEx (hKey, subkey_name, 0, KEY_ALL_ACCESS, &sKey)
== ERROR_SUCCESS)
{
scan_registry (&ri, sKey, subkey_name, cygnus);
RegCloseKey (sKey);
}
}
}
free (subkey_name);
}
void
dump_sysinfo ()
{
int i, j;
char tmp[4000];
time_t now;
char *found_cygwin_dll;
printf ("\nCygnus Win95/NT Configuration Diagnostics\n");
time (&now);
printf ("Current System Time: %s\n", ctime (&now));
OSVERSIONINFO osversion;
osversion.dwOSVersionInfoSize = sizeof (osversion);
GetVersionEx (&osversion);
char *osname = (char *) "unknown OS";
switch (osversion.dwPlatformId)
{
case VER_PLATFORM_WIN32s:
osname = (char *) "win32s";
break;
case VER_PLATFORM_WIN32_WINDOWS:
switch (osversion.dwMinorVersion)
{
case 0:
osname = (char *) "Win95";
break;
case 1:
osname = (char *) "Win98";
break;
default:
osname = (char *) "Win9X";
break;
}
break;
case VER_PLATFORM_WIN32_NT:
osname = (char *) "WinNT";
break;
default:
osname = (char *) "uknown-os";
break;
}
printf ("%s Ver %d.%d build %d %s\n\n", osname,
(int) osversion.dwMajorVersion, (int) osversion.dwMinorVersion,
(int) osversion.dwBuildNumber, osversion.szCSDVersion);
printf ("Path:");
char *s = getenv ("PATH"), *e;
char sep = strchr (s, ';') ? ';' : ':';
int count_path_items = 0;
while (1)
{
for (e = s; *e && *e != sep; e++);
printf ("\t%.*s\n", e - s, s);
count_path_items++;
if (!*e)
break;
s = e + 1;
}
GetSystemDirectory (tmp, 4000);
printf ("\nSysDir: %s\n", tmp);
GetWindowsDirectory (tmp, 4000);
printf ("WinDir: %s\n\n", tmp);
if (givehelp)
printf ("Here's some environment variables that may affect cygwin:\n");
for (i = 0; environ[i]; i++)
{
char *eq = strchr (environ[i], '=');
if (!eq)
continue;
/* int len = eq - environ[i]; */
for (j = 0; known_env_vars[j]; j++)
{
*eq = 0;
if (strcmp (environ[i], "PATH") == 0)
continue; /* we handle this one specially */
if (strcasecmp (environ[i], known_env_vars[j]) == 0)
printf ("%s = `%s'\n", environ[i], eq + 1);
*eq = '=';
}
}
printf ("\n");
if (verbose)
{
if (givehelp)
printf ("Here's the rest of your environment variables:\n");
for (i = 0; environ[i]; i++)
{
int found = 0;
char *eq = strchr (environ[i], '=');
if (!eq)
continue;
/* int len = eq - environ[i]; */
for (j = 0; known_env_vars[j]; j++)
{
*eq = 0;
if (strcasecmp (environ[i], known_env_vars[j]) == 0)
found = 1;
*eq = '=';
}
if (!found)
{
*eq = 0;
printf ("%s = `%s'\n", environ[i], eq + 1);
*eq = '=';
}
}
printf ("\n");
}
if (registry)
{
if (givehelp)
printf ("Scanning registry for keys with `Cygnus' in them...\n");
#if 0
/* big and not generally useful */
scan_registry (0, HKEY_CLASSES_ROOT, (char *) "HKEY_CLASSES_ROOT", 0);
#endif
scan_registry (0, HKEY_CURRENT_CONFIG,
(char *) "HKEY_CURRENT_CONFIG", 0);
scan_registry (0, HKEY_CURRENT_USER, (char *) "HKEY_CURRENT_USER", 0);
scan_registry (0, HKEY_LOCAL_MACHINE, (char *) "HKEY_LOCAL_MACHINE", 0);
#if 0
/* the parts we need are duplicated in HKEY_CURRENT_USER anyway */
scan_registry (0, HKEY_USERS, (char *) "HKEY_USERS", 0);
#endif
printf ("\n");
}
else
printf ("Use `-r' to scan registry\n\n");
if (givehelp)
{
printf ("Listing available drives...\n");
printf ("Drv Type Size Free Flags Name\n");
}
int prev_mode = SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
int drivemask = GetLogicalDrives ();
HINSTANCE k32 = LoadLibrary ("kernel32.dll");
BOOL (WINAPI *gdfse) (LPCSTR, long long *, long long *, long long *) =
(BOOL (WINAPI *) (LPCSTR, long long *, long long *, long long *))
GetProcAddress (k32, "GetDiskFreeSpaceExA");
for (i = 0; i < 26; i++)
{
if (!(drivemask & (1 << i)))
continue;
char drive[4], name[200], fsname[200];
DWORD serno = 0, maxnamelen = 0, flags = 0;
name[0] = name[0] = fsname[0] = 0;
sprintf (drive, "%c:\\", i + 'a');
GetVolumeInformation (drive, name, sizeof (name), &serno, &maxnamelen,
&flags, fsname, sizeof (fsname));
int dtype = GetDriveType (drive);
char drive_type[4] = "unk";
switch (dtype)
{
case DRIVE_REMOVABLE:
strcpy (drive_type, "fd ");
break;
case DRIVE_FIXED:
strcpy (drive_type, "hd ");
break;
case DRIVE_REMOTE:
strcpy (drive_type, "net");
break;
case DRIVE_CDROM:
strcpy (drive_type, "cd ");
break;
case DRIVE_RAMDISK:
strcpy (drive_type, "ram");
break;
}
long capacity_mb = -1;
int percent_full = -1;
long long free_me = 0ULL, free_bytes = 0ULL, total_bytes = 1ULL;
if (gdfse != NULL
&& gdfse (drive, & free_me, & total_bytes, & free_bytes))
{
capacity_mb = total_bytes / (1024L * 1024L);
percent_full = 100 - (int) ((100.0 * free_me) / total_bytes);
}
else
{
DWORD spc = 0, bps = 0, fc = 0, tc = 1;
if (GetDiskFreeSpace (drive, &spc, &bps, &fc, &tc))
{
capacity_mb = (spc * bps * tc) / (1024 * 1024);
percent_full = 100 - (int) ((100.0 * fc) / tc);
}
}
printf ("%.2s %s %-6s ", drive, drive_type, fsname);
if (capacity_mb >= 0)
printf ("%5dMb %3d%% ", (int) capacity_mb, (int) percent_full);
else
printf (" N/A N/A ");
printf ("%s %s %s %s %s %s %s\n",
flags & FS_CASE_IS_PRESERVED ? "CP" : " ",
flags & FS_CASE_SENSITIVE ? "CS" : " ",
flags & FS_UNICODE_STORED_ON_DISK ? "UN" : " ",
flags & FS_PERSISTENT_ACLS ? "PA" : " ",
flags & FS_FILE_COMPRESSION ? "FC" : " ",
flags & FS_VOL_IS_COMPRESSED ? "VC" : " ",
#if 0
flags & FILE_SUPPORTS_ENCRYPTION ? "EN" : " ",
flags & FILE_SUPPORTS_OBJECT_IDS ? "OI" : " ",
flags & FILE_SUPPORTS_REPARSE_POINTS ? "RP" : " ",
flags & FILE_SUPPORTS_SPARSE_FILES ? "SP" : " ",
flags & FILE_VOLUME_QUOTAS ? "QU" : " ",
#endif
name);
}
FreeLibrary (k32);
SetErrorMode (prev_mode);
if (givehelp)
{
printf ("fd=floppy, hd=hard drive, cd=CD-ROM, net=Network Share\n");
printf ("CP=Case Preserving, CS=Case Sensitive, UN=Unicode\n");
printf ("PA=Persistent ACLS, FC=File Compression, VC=Volume Compression\n");
}
printf ("\n");
unsigned int ml_fsname = 4, ml_dir = 7, ml_type = 6;
if (givehelp)
{
printf ("Mount entries: these map POSIX directories to your NT drives.\n");
printf ("%-*s %-*s %-*s %s\n",
ml_fsname, "-NT-",
ml_dir, "-POSIX-",
ml_type, "-Type-", "-Flags-");
}
struct mntent *mnt;
setmntent (0, 0);
while ((mnt = getmntent (0)))
{
printf ("%-*s %-*s %-*s %s\n",
ml_fsname, mnt->mnt_fsname,
ml_dir, mnt->mnt_dir,
ml_type, mnt->mnt_type,
mnt->mnt_opts);
}
printf ("\n");
add_path ((char *) "\\bin", 4); /* just in case */
if (givehelp)
printf ("Looking to see where common programs can be found, if at all...\n");
for (i = 0; common_apps[i].name; i++)
if (!find_on_path ((char *) common_apps[i].name, (char *) ".exe", 1, 0))
{
if (common_apps[i].missing_is_good)
printf ("Not Found: %s (good!)\n", common_apps[i].name);
else
printf ("Not Found: %s\n", common_apps[i].name);
}
printf ("\n");
if (givehelp)
printf ("Looking for various Cygnus DLLs... (-v gives version info)\n");
for (i = 0; i < num_paths; i++)
{
WIN32_FIND_DATA ffinfo;
sprintf (tmp, "%s/*.*", paths[i]);
HANDLE ff = FindFirstFile (tmp, &ffinfo);
int found = (ff != INVALID_HANDLE_VALUE);
found_cygwin_dll = NULL;
while (found)
{
char *f = ffinfo.cFileName;
if (strcasecmp (f + strlen (f) - 4, ".dll") == 0)
{
if (strncasecmp (f, "cyg", 3) == 0)
{
sprintf (tmp, "%s\\%s", paths[i], f);
if (strcasecmp (f, "cygwin1.dll") == 0)
found_cygwin_dll = strdup (tmp);
else
ls (tmp);
}
}
found = FindNextFile (ff, &ffinfo);
}
if (found_cygwin_dll)
{
ls (found_cygwin_dll);
free (found_cygwin_dll);
}
FindClose (ff);
}
}
void
usage ()
{
fprintf (stderr, "Usage: cygcheck [-s] [-v] [-r] [-h] [program ...]\n");
fprintf (stderr, " -s = system information\n");
fprintf (stderr, " -v = verbose output (indented) (for -s or programs)\n");
fprintf (stderr, " -r = registry search (requires -s)\n");
fprintf (stderr, " -h = give help about the info\n");
fprintf (stderr, "You must at least give either -s or a program name\n");
exit (1);
}
int
main (int argc, char **argv)
{
int i;
while (argc > 1 && argv[1][0] == '-')
{
if (strcmp (argv[1], "-v") == 0)
verbose = 1;
if (strcmp (argv[1], "-r") == 0)
registry = 1;
if (strcmp (argv[1], "-s") == 0)
sysinfo = 1;
if (strcmp (argv[1], "-h") == 0)
givehelp = 1;
argc--;
argv++;
}
if (argc == 1 && !sysinfo)
usage ();
init_paths ();
if (argc > 1 && givehelp)
{
if (argc == 2)
{
printf ("Here is where the OS will find your program, and which dlls\n");
printf ("will be used for it. Use -v to see DLL version info\n");
}
else
{
printf ("Here is where the OS will find your programs, and which dlls\n");
printf ("will be used for them. Use -v to see DLL version info\n");
}
if (!sysinfo)
printf ("\n");
}
for (i = 1; i < argc; i++)
{
cygcheck (argv[i]);
printf ("\n");
}
if (sysinfo)
dump_sysinfo ();
if (!givehelp)
printf ("Use -h to see help about each section\n");
return 0;
}
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