#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <alloca.h>
#include "javaexec.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "execute.h"
#include "classpath.h"
#include "xsetenv.h"
#include "sh-quote.h"
#include "pathname.h"
#include "xalloc.h"
#include "error.h"
#include "gettext.h"
#define _(str) gettext (str)
bool
execute_java_class (const char *class_name,
const char * const *classpaths,
unsigned int classpaths_count,
bool use_minimal_classpath,
const char *exe_dir,
const char * const *args,
bool verbose, bool quiet,
execute_fn *executer, void *private_data)
{
bool err = false;
unsigned int nargs;
char *old_JAVA_HOME;
{
const char * const *arg;
for (nargs = 0, arg = args; *arg != NULL; nargs++, arg++)
;
}
if (exe_dir != NULL)
{
char *exe_pathname = concatenated_pathname (exe_dir, class_name, EXEEXT);
char *old_classpath;
char **argv = (char **) alloca ((1 + nargs + 1) * sizeof (char *));
unsigned int i;
old_classpath =
set_classpath (classpaths, classpaths_count, use_minimal_classpath,
verbose);
argv[0] = exe_pathname;
for (i = 0; i <= nargs; i++)
argv[1 + i] = (char *) args[i];
if (verbose)
{
char *command = shell_quote_argv (argv);
printf ("%s\n", command);
free (command);
}
err = executer (class_name, exe_pathname, argv, private_data);
reset_classpath (old_classpath);
goto done1;
}
{
const char *java = getenv ("JAVA");
if (java != NULL && java[0] != '\0')
{
char *old_classpath;
unsigned int command_length;
char *command;
char *argv[4];
const char * const *arg;
char *p;
old_classpath =
set_classpath (classpaths, classpaths_count, false,
verbose);
command_length = strlen (java);
command_length += 1 + shell_quote_length (class_name);
for (arg = args; *arg != NULL; arg++)
command_length += 1 + shell_quote_length (*arg);
command_length += 1;
command = (char *) alloca (command_length);
p = command;
memcpy (p, java, strlen (java));
p += strlen (java);
*p++ = ' ';
p = shell_quote_copy (p, class_name);
for (arg = args; *arg != NULL; arg++)
{
*p++ = ' ';
p = shell_quote_copy (p, *arg);
}
*p++ = '\0';
if (p - command > command_length)
abort ();
if (verbose)
printf ("%s\n", command);
argv[0] = "/bin/sh";
argv[1] = "-c";
argv[2] = command;
argv[3] = NULL;
err = executer (java, "/bin/sh", argv, private_data);
reset_classpath (old_classpath);
goto done1;
}
}
old_JAVA_HOME = getenv ("JAVA_HOME");
if (old_JAVA_HOME != NULL)
{
old_JAVA_HOME = xstrdup (old_JAVA_HOME);
unsetenv ("JAVA_HOME");
}
{
static bool gij_tested;
static bool gij_present;
if (!gij_tested)
{
char *argv[3];
int exitstatus;
argv[0] = "gij";
argv[1] = "--version";
argv[2] = NULL;
exitstatus = execute ("gij", "gij", argv, false, true, true, true,
false);
gij_present = (exitstatus == 0);
gij_tested = true;
}
if (gij_present)
{
char *old_classpath;
char **argv = (char **) alloca ((2 + nargs + 1) * sizeof (char *));
unsigned int i;
old_classpath =
set_classpath (classpaths, classpaths_count, use_minimal_classpath,
verbose);
argv[0] = "gij";
argv[1] = (char *) class_name;
for (i = 0; i <= nargs; i++)
argv[2 + i] = (char *) args[i];
if (verbose)
{
char *command = shell_quote_argv (argv);
printf ("%s\n", command);
free (command);
}
err = executer ("gij", "gij", argv, private_data);
reset_classpath (old_classpath);
goto done2;
}
}
{
static bool java_tested;
static bool java_present;
if (!java_tested)
{
char *argv[3];
int exitstatus;
argv[0] = "java";
argv[1] = "-version";
argv[2] = NULL;
exitstatus = execute ("java", "java", argv, false, true, true, true,
false);
java_present = (exitstatus == 0);
java_tested = true;
}
if (java_present)
{
char *old_classpath;
char **argv = (char **) alloca ((2 + nargs + 1) * sizeof (char *));
unsigned int i;
old_classpath =
set_classpath (classpaths, classpaths_count, use_minimal_classpath,
verbose);
argv[0] = "java";
argv[1] = (char *) class_name;
for (i = 0; i <= nargs; i++)
argv[2 + i] = (char *) args[i];
if (verbose)
{
char *command = shell_quote_argv (argv);
printf ("%s\n", command);
free (command);
}
err = executer ("java", "java", argv, private_data);
reset_classpath (old_classpath);
goto done2;
}
}
{
static bool jre_tested;
static bool jre_present;
if (!jre_tested)
{
char *argv[2];
int exitstatus;
argv[0] = "jre";
argv[1] = NULL;
exitstatus = execute ("jre", "jre", argv, false, true, true, true,
false);
jre_present = (exitstatus == 0 || exitstatus == 1);
jre_tested = true;
}
if (jre_present)
{
char *old_classpath;
char **argv = (char **) alloca ((2 + nargs + 1) * sizeof (char *));
unsigned int i;
old_classpath =
set_classpath (classpaths, classpaths_count, use_minimal_classpath,
verbose);
argv[0] = "jre";
argv[1] = (char *) class_name;
for (i = 0; i <= nargs; i++)
argv[2 + i] = (char *) args[i];
if (verbose)
{
char *command = shell_quote_argv (argv);
printf ("%s\n", command);
free (command);
}
err = executer ("jre", "jre", argv, private_data);
reset_classpath (old_classpath);
goto done2;
}
}
#if defined _WIN32 || defined __WIN32__
{
static bool jview_tested;
static bool jview_present;
if (!jview_tested)
{
char *argv[3];
int exitstatus;
argv[0] = "jview";
argv[1] = "-?";
argv[2] = NULL;
exitstatus = execute ("jview", "jview", argv, false, true, true, true,
false);
jview_present = (exitstatus == 0 || exitstatus == 1);
jview_tested = true;
}
if (jview_present)
{
char *old_classpath;
char **argv = (char **) alloca ((2 + nargs + 1) * sizeof (char *));
unsigned int i;
old_classpath =
set_classpath (classpaths, classpaths_count, use_minimal_classpath,
verbose);
argv[0] = "jview";
argv[1] = (char *) class_name;
for (i = 0; i <= nargs; i++)
argv[2 + i] = (char *) args[i];
if (verbose)
{
char *command = shell_quote_argv (argv);
printf ("%s\n", command);
free (command);
}
err = executer ("jview", "jview", argv, private_data);
reset_classpath (old_classpath);
goto done2;
}
}
#endif
if (!quiet)
error (0, 0, _("Java virtual machine not found, try installing gij or set $JAVA"));
err = true;
done2:
if (old_JAVA_HOME != NULL)
{
xsetenv ("JAVA_HOME", old_JAVA_HOME, 1);
free (old_JAVA_HOME);
}
done1:
return err;
}