get rid of some obsolete zombies.

1 files changed, 0 insertions, 242 deletions

diff --git a/quickexec/johns/qinit_srv.c b/quickexec/johns/qinit_srv.c
deleted file mode 100644
index 03c6cd3..0000000
--- a/quickexec/johns/qinit_srv.c
+++ b/dev/null
@@ -1,242 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <signal.h>
-#include <unistd.h>
-#include <dlfcn.h>
-
-
-#define PID_FILE    "/tmp/qinit1.pid"
-#define CMD_FILE    "/tmp/qinit1.cmd"
-#define RET_FILE    "/tmp/qinit1.ret"
-
-
-static int librariesFinishedLoading = 0; 
-static void **handles = NULL;
-static int handleCount = 0;
-
-
-static void savePid( void );
-static int loadPid( void );
-void saveRetVal( int retVal );
-int loadRetVal( void );
-static void saveCmd( int callingPid, int argc, char *argv[] );
-static int execCmd( void );
-static void loadLibraries( char *listFile );
-static void signalHandler( int signal );
-static void finishedHandler( int signal );
-static void cleanUpHandler( int signal );
-static void cleanUp( void );
-
-
-int main( int argc, char *argv[] ) {
-    FILE *fh;
-
-    // See if there is already a server running
-    if ( ( fh = fopen( PID_FILE, "r" ) ) != NULL ) {
-	// There appears to already be a server running
-	fclose( fh );
-	// Install handler that tells us when the process created by the server has finished
-	signal( SIGUSR2, finishedHandler );
-	// Send our command to the server (saved to a file)
-	saveCmd( getpid(), argc, argv );
-	// Send a signal to the server to run our command 
-	kill( loadPid(), SIGUSR1 );
-	// Wait for the process created by the server to terminate
-	for (;;)
-	    sleep( 1 ); // Will eventually terminate when the SIGUSER2 signal is sent to us by the server
-    }
-
-    // Send the server to the background
-    daemon( 1, 1 );
-
-    // Save the process number of this process somewhere (in a file)
-    savePid();
-
-    // Wait for signal used to let us know when to fork to run commands
-    signal( SIGUSR1, signalHandler );
-    signal( SIGTERM, cleanUpHandler );
-    signal( SIGINT,  cleanUpHandler );
-    signal( SIGABRT, cleanUpHandler );
-    signal( SIGQUIT, cleanUpHandler );
-
-    // Iterate library list file and dynamically load at runtime
-    // the library files from the list
-    if ( argc > 1 )
-	loadLibraries( argv[1] ); // Use a library list file specified from command line
-    else
-	loadLibraries( "library.lst" ); // Use the default library list file
-
-    // Run the given command
-    signalHandler( SIGUSR1 );
- 
-    // Keep waiting for signals infinitely that tell us to fork
-    for (;;)
-	wait( NULL ); // Wait for child processes to die or signals to be sent to us
-
-    cleanUp();
-
-    return 0;
-}
-
-
-void cleanUp( void ) {
-    int i;
-
-    // Close the shared libraries we opened
-    for ( i = 0; i < handleCount; i++ )
-	dlclose( handles[ i ] );
-    free( handles );
-
-    // Unlink the PID_FILE file
-    remove( PID_FILE );
-}
-
-
-void savePid( void ) {
-    int pid = getpid();
-    FILE *fh = fopen( PID_FILE, "w");
-    if ( !fh )
-	fputs("error writing pid to file " PID_FILE, stderr), exit(1);
-    fprintf( fh, "%i", pid );
-    fclose( fh );
-}
-
-
-int loadPid( void ) {
-    int pid;
-    FILE *fh = fopen( PID_FILE, "r" );
-    if ( !fh )
-	fputs("error loading pid from file " PID_FILE, stderr), exit(1);
-    fscanf( fh, "%i", &pid );
-    fclose( fh );
-    return pid;
-}
-
-
-void saveRetVal( int retVal ) {
-    FILE *fh = fopen( RET_FILE, "w");
-    if ( !fh )
-	fputs("error writing retVal to file " RET_FILE, stderr), exit(1);
-    fprintf( fh, "%i", retVal );
-    fclose( fh );
-}
-
-
-int loadRetVal( void ) {
-    int retVal;
-    FILE *fh = fopen( RET_FILE, "r" );
-    if ( !fh )
-	fputs("error loading retVal from file " RET_FILE, stderr), exit(1);
-    fscanf( fh, "%i", &retVal );
-    fclose( fh );
-    return retVal;
-}
-
-
-void saveCmd( int callingPid, int argc, char *argv[] ) {
-    int i;
-    FILE *fh = fopen( CMD_FILE, "w" );
-    if ( !fh )
-	fputs("error saving arg list to file " CMD_FILE, stderr), exit(1);
-    fprintf( fh, "%i\n", callingPid );
-    fprintf( fh, "%s.so", argv[0] );
-    for ( i = 0; i < argc; i++ )
-	fprintf( fh, "\n%s", argv[i] );
-    fclose( fh ); 
-}
-
-
-int execCmd( void ) {
-    int callingPid;
-    char sharedObject[128];
-    int argc;
-    char argv[128][128];
-    int (*childMain)( int argc, char *argv[] );
-    char *error;
-    void *handle;
-    int retVal = 0;
-
-    // Get the name of the file to dlopen and the arguments to pass (from a file)
-    FILE *fh = fopen( CMD_FILE, "r" );
-    fscanf( fh, "%i\n", &callingPid );
-    fgets( sharedObject, 128, fh );
-    sharedObject[strlen( sharedObject ) - 1] = '\0';	
-    for ( argc = 0; fgets( argv[argc], 128, fh ); argc++)
-	argv[argc][strlen( argv[argc] ) - 1] = '\0';	
-    fclose( fh );
-
-    // Open the shared object of what we want to execute
-    handle = dlopen( sharedObject, RTLD_LAZY );
-    if ( !handle )
-	fputs( dlerror(), stderr ), kill( callingPid, SIGUSR2 ), exit( 1 );
-
-    // Find main symbol and jump to it
-    childMain = dlsym( handle, "main" );
-    if ( ( error = dlerror() ) != NULL )
-	fputs( error, stderr ), kill( callingPid, SIGUSR2 ), exit( 1 );
-    retVal = (*childMain)( argc, (char**)argv );
-
-    // Notify caller that we have finished
-    saveRetVal( retVal );
-    kill( callingPid, SIGUSR2 );
-
-    // When we are done, close the shared object
-    dlclose( handle );
-    return retVal;
-}
-
-
-void finishedHandler( int signal ) {
-    // We have been notified of the completion of the task
-    exit( loadRetVal() );
-}
-
-
-void cleanUpHandler( int signal ) {
-    // Cleanup and exit if we have been told to quit
-    cleanUp();
-    exit(1);
-}
-
-
-void signalHandler( int signal ) {
-    //printf("got a signal of %i\n", signal );
-
-    if ( fork() == 0 ) {
-	// We are the child process
-
-/*
-	while ( librariesFinishedLoading != 1 ) {
-	    printf("waiting for libraries to load\n");
-	    sleep(1);
-	}
-*/
-	// Close file handles and open others etc
-
-	// Execute the command and return when done
-	exit( execCmd() );
-    }
- 
-    // Parent process, just continue
-    sleep( 1 ); // Need to yield to child process
-}
-
-
-void loadLibraries( char *listFile ) {
-    FILE *fh = fopen( listFile, "r" );
-    char line[1024];
-    if ( !fh )
-	fputs("error opening library list file", stderr), exit(1);
-    while ( fgets( line, 1024, fh ) ) {
-	line[strlen( line ) - 1] = '\0';
-	printf("loading library: --%s--\n", line);
-	handleCount++;
-	handles = realloc( handles, handleCount * sizeof( void * ) );
-	handles[ handleCount - 1 ] = dlopen( line, RTLD_NOW );
-	if ( !handles[ handleCount - 1 ] )
-	    fputs( dlerror(), stderr ), exit( 1 );
-    }
-    fclose( fh );
-    librariesFinishedLoading = 1;
-}
-