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Diffstat (limited to 'lib/init.c')
| -rw-r--r-- | lib/init.c | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/lib/init.c b/lib/init.c deleted file mode 100644 index 678714a5..00000000 --- a/lib/init.c +++ /dev/null @@ -1,249 +0,0 @@ -/* Copyright (C) 1998-99 Martin Baulig - This file is part of LibGTop 1.0. - - Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998. - - LibGTop is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - LibGTop is distributed in the hope that it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - for more details. - - You should have received a copy of the GNU General Public License - along with LibGTop; see the file COPYING. If not, write to the - Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. -*/ - -#include <config.h> -#include <glibtop.h> -#include <glibtop/error.h> -#include <glibtop/sysdeps.h> -#include <glibtop/open.h> -#include <glibtop/parameter.h> -#include <glibtop/init_hooks.h> - -#ifndef DEFAULT_PORT -#define DEFAULT_PORT 42800 -#endif - -static glibtop _glibtop_global_server = { 0 }; -glibtop *glibtop_global_server = &_glibtop_global_server; - -static void -_init_server (glibtop *server, const unsigned features) -{ - char *command, *temp; - - /* Try to get server command, but don't override if already - * set via glibtop_set_parameter () */ - - if (server->server_command == NULL) { - const char *temp = getenv ("LIBGTOP_SERVER") ? - getenv ("LIBGTOP_SERVER") : LIBGTOP_SERVER; - - server->server_command = g_strdup (temp); - } - - if (server->server_rsh == NULL) { - const char *temp = getenv ("LIBGTOP_RSH") ? - getenv ("LIBGTOP_RSH") : "/usr/bin/ssh"; - - server->server_rsh = g_strdup (temp); - } - - /* Try to get server method, but don't override if already - * set via glibtop_set_parameter () */ - - if (server->method) return; - - /* If server->command doesn't start with a colon, then it is - * the full pathname of the server executable. */ - - if (server->server_command [0] != ':') { - if (features & glibtop_server_features) { - /* We really need the server. */ - server->method = GLIBTOP_METHOD_PIPE; - } else { - /* Fine. No server is needed, so we call the - * sysdeps functions directly. */ - server->method = GLIBTOP_METHOD_DIRECT; - } - - return; - } - - - /* If the first character of 'server_command' is a colon, - * the first field is the method to connect to the server. */ - - /* Everything up to the next colon is the method. */ - - command = g_strdup (server->server_command+1); - temp = strstr (command, ":"); - if (temp) *temp = 0; - - /* Dispatch method. */ - - if (!strcmp (command, "direct")) { - /* Use sysdeps dir instead of connecting to server - * even if using the server would be required on - * the current system. */ - server->method = GLIBTOP_METHOD_DIRECT; - - } else if (!strcmp (command, "inet")) { - - server->method = GLIBTOP_METHOD_INET; - - /* Connect to internet server. */ - - if (temp == NULL) { - /* If no value was set, we use 'localhost'. */ - if (server->server_host == NULL) - server->server_host = g_strdup ("localhost"); - } else { - char *temp2 = strstr (temp+1, ":"); - if (temp2) *temp2 = 0; - - /* Override default. */ - if (server->server_host) - g_free ((char *) server->server_host); - - server->server_host = g_strdup (temp+1); - - temp = temp2; - } - - if (temp == NULL) { - /* If no value was set, we use DEFAULT_PORT. */ - if (server->server_port == 0) - server->server_port = DEFAULT_PORT; - } else { - char *temp2 = strstr (temp+1, ":"); - if (temp2) *temp2 = 0; - - if (sscanf (temp+1, "%ld", &server->server_port) != 1) - server->server_port = DEFAULT_PORT; - - temp = temp2 ? temp2 + 1 : temp2; - } - - } else if (!strcmp (command, "unix")) { - - /* Connect to unix domain socket. */ - server->method = GLIBTOP_METHOD_UNIX; - - } else if (!strcmp (command, "pipe")) { - - /* Open pipe to server. */ - server->method = GLIBTOP_METHOD_PIPE; - - } else { - - glibtop_error_r (server, "Unknown server method '%s'", - server->server_command+1); - - } - - g_free (command); -} - -glibtop * -glibtop_init_r (glibtop **server_ptr, unsigned long features, unsigned flags) -{ - glibtop *server; - - if (server_ptr == NULL) - return NULL; - - if (*server_ptr == NULL) - *server_ptr = glibtop_global_server; - - server = *server_ptr; - - /* Should we do the initialization? */ - - if (flags & GLIBTOP_INIT_NO_INIT) - return server; - - /* Do the initialization, but only if not already initialized. */ - - if ((server->flags & _GLIBTOP_INIT_STATE_INIT) == 0) { - if (flags & GLIBTOP_FEATURES_EXCEPT) - features = ~features & GLIBTOP_SYSDEPS_ALL; - - if (features == 0) - features = GLIBTOP_SYSDEPS_ALL; - - if (flags & GLIBTOP_FEATURES_NO_SERVER) { - server->method = GLIBTOP_METHOD_DIRECT; - features = 0; - } - - server->features = features; - - _init_server (server, features); - - server->flags |= _GLIBTOP_INIT_STATE_INIT; - - switch (server->method) { - case GLIBTOP_METHOD_PIPE: - case GLIBTOP_METHOD_UNIX: - if (glibtop_server_features & features) - break; - - server->method = GLIBTOP_METHOD_DIRECT; - break; - } - } - - /* Should we open the server? */ - - if (flags & GLIBTOP_INIT_NO_OPEN) - return server; - - /* Open server, but only if not already opened. */ - - if ((server->flags & _GLIBTOP_INIT_STATE_OPEN) == 0) - glibtop_open_l (glibtop_global_server, "glibtop", - features, flags); - - return server; -} - -glibtop * -glibtop_init_s (glibtop **server_ptr, unsigned long features, unsigned flags) -{ - glibtop *server; - const _glibtop_init_func_t *init_fkt; - - if (server_ptr == NULL) - return NULL; - - if (*server_ptr == NULL) - *server_ptr = glibtop_global_server; - - server = *server_ptr; - - /* Should we do the initialization? */ - - if (flags & GLIBTOP_INIT_NO_INIT) - return server; - - /* Do the initialization, but only if not already initialized. */ - - if ((server->flags & _GLIBTOP_INIT_STATE_SYSDEPS) == 0) { - glibtop_open_s (server, "glibtop", features, flags); - - for (init_fkt = _glibtop_init_hook_s; *init_fkt; init_fkt++) - (*init_fkt) (server); - - server->flags |= _GLIBTOP_INIT_STATE_SYSDEPS; - } - - return server; -} |