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* cygcheck.cc (load_cygwin): Make half-hearted attempt to work with older DLLs. 

* strace.cc (load_cygwin): Ditto.
This commit is contained in:
Christopher Faylor 2005-05-27 15:45:53 +00:00
parent 720c77ee72
commit cba3b11fc5
3 changed files with 39 additions and 34 deletions
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6
winsup/utils/ChangeLog
View File

@ -1,3 +1,9 @@
2005-05-27 Christopher Faylor <cgf@timesys.com>
* cygcheck.cc (load_cygwin): Make half-hearted attempt to work with
older DLLs.
* strace.cc (load_cygwin): Ditto.
2005-05-22 Brian Dessent <brian@dessent.net>
* cygcheck.cc (dump_sysinfo_services): Add new function that uses

65
winsup/utils/cygcheck.cc
View File

@ -160,12 +160,12 @@ init_paths ()
{
char tmp[4000], *sl;
add_path ((char *) ".", 1); /* to be replaced later */
if (GetCurrentDirectory (4000, tmp))
add_path (tmp, strlen (tmp));
else
display_error ("init_paths: GetCurrentDirectory()");
display_error ("init_paths: GetCurrentDirectory()");
if (GetSystemDirectory (tmp, 4000))
add_path (tmp, strlen (tmp));
else
@ -878,15 +878,15 @@ dump_sysinfo_services ()
char buf[1024];
char buf2[1024];
FILE *f;
if (givehelp)
printf ("\nChecking for any Cygwin services... %s\n\n",
verbose ? "" : "(use -v for more detail)");
printf ("\nChecking for any Cygwin services... %s\n\n",
verbose ? "" : "(use -v for more detail)");
else
fputc ('\n', stdout);
/* find the location of cygrunsrv.exe */
char *cygrunsrv = cygpath ("/bin/cygrunsrv.exe", NULL);
char *cygrunsrv = cygpath ("/bin/cygrunsrv.exe", NULL);
for (char *p = cygrunsrv; (p = strchr (p, '/')); p++)
*p = '\\';
@ -895,10 +895,10 @@ dump_sysinfo_services ()
puts ("Can't find the cygrunsrv utility, skipping services check.\n");
return;
}
/* check for a recent cygrunsrv */
snprintf (buf, sizeof (buf), "%s --version", cygrunsrv);
if ((f = popen (buf, "rt")) == NULL)
if ((f = popen (buf, "rt")) == NULL)
{
printf ("Failed to execute '%s', skipping services check.\n", buf);
return;
@ -911,7 +911,7 @@ dump_sysinfo_services ()
return;
}
fclose (f);
/* run cygrunsrv --list */
snprintf (buf, sizeof (buf), "%s --list", cygrunsrv);
if ((f = popen (buf, "rt")) == NULL)
@ -921,40 +921,39 @@ dump_sysinfo_services ()
}
size_t nchars = fread ((void *) buf, 1, sizeof (buf), f);
pclose (f);
/* were any services found? */
if (nchars < 1)
{
puts ("No Cygwin services found.\n");
return;
}
/* In verbose mode, just run 'cygrunsrv --list --verbose' and copy the
/* In verbose mode, just run 'cygrunsrv --list --verbose' and copy the
entire output. Otherwise run 'cygrunsrv --query' for each service. */
for (char *srv = strtok (buf, "\n"); srv; srv = strtok (NULL, "\n"))
{
if (verbose)
snprintf (buf2, sizeof (buf2), "%s --list --verbose", cygrunsrv);
snprintf (buf2, sizeof (buf2), "%s --list --verbose", cygrunsrv);
else
snprintf (buf2, sizeof (buf2), "%s --query %s", cygrunsrv, srv);
snprintf (buf2, sizeof (buf2), "%s --query %s", cygrunsrv, srv);
if ((f = popen (buf2, "rt")) == NULL)
{
printf ("Failed to execute '%s', skipping services check.\n", buf2);
return;
}
{
printf ("Failed to execute '%s', skipping services check.\n", buf2);
return;
}
/* copy output to stdout */
do
{
nchars = fread ((void *)buf2, 1, sizeof (buf2), f);
fwrite ((void *)buf2, 1, nchars, stdout);
}
{
nchars = fread ((void *)buf2, 1, sizeof (buf2), f);
fwrite ((void *)buf2, 1, nchars, stdout);
}
while (!feof (f) && !ferror (f));
pclose (f);
if (verbose)
break;
break;
}
}
@ -1552,15 +1551,15 @@ load_cygwin (int& argc, char **&argv)
return;
char **av = (char **) cygwin_internal (CW_ARGV);
if (av)
if (av && ((DWORD) av != (DWORD) -1))
for (argc = 0, argv = av; *av; av++)
argc++;
char **envp = (char **) cygwin_internal (CW_ENVP);
if (envp)
if (envp && ((DWORD) envp != (DWORD) -1))
{
/* Store path and revert to this value, otherwise path gets overwritten
by the POSIXy Cygwin variation, which breaks cygcheck.
by the POSIXy Cygwin variation, which breaks cygcheck.
Another approach would be to use the Cygwin PATH and convert it to
Win32 again. */
char *path = NULL;
@ -1570,7 +1569,7 @@ load_cygwin (int& argc, char **&argv)
if (strncmp (*env, "PATH=", 5) == 0)
path = strdup (*env);
nuke (*env);
}
}
for (char **ev = envp; *ev; ev++)
if (strncmp (*ev, "PATH=", 5) != 0)
putenv (*ev);

2
winsup/utils/strace.cc
View File

@ -909,7 +909,7 @@ main (int argc, char **argv)
if (load_cygwin ())
{
char **av = (char **) cygwin_internal (CW_ARGV);
if (av)
if (av && (DWORD) av != (DWORD) -1)
for (argc = 0, argv = av; *av; av++)
argc++;
}