/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms * are also available at http://curl.haxx.se/docs/copyright.html. * * You may opt to use, copy, modify, merge, publish, distribute and/or sell * copies of the Software, and permit persons to whom the Software is * furnished to do so, under the terms of the COPYING file. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ***************************************************************************/ #include "tool_setup.h" #include <sys/stat.h> #ifdef HAVE_SIGNAL_H #include <signal.h> #endif #define ENABLE_CURLX_PRINTF /* use our own printf() functions */ #include "curlx.h" #include "tool_cfgable.h" #include "tool_convert.h" #include "tool_operate.h" #include "tool_panykey.h" #include "tool_vms.h" #include "tool_main.h" /* * This is low-level hard-hacking memory leak tracking and similar. Using * the library level code from this client-side is ugly, but we do this * anyway for convenience. */ #include "memdebug.h" /* keep this as LAST include */ #ifdef __VMS /* * vms_show is a global variable, used in main() as parameter for * function vms_special_exit() to allow proper curl tool exiting. * Its value may be set in other tool_*.c source files thanks to * forward declaration present in tool_vms.h */ static int vms_show = 0; #endif /* * Ensure that file descriptors 0, 1 and 2 (stdin, stdout, stderr) are * open before starting to run. Otherwise, the first three network * sockets opened by curl could be used for input sources, downloaded data * or error logs as they will effectively be stdin, stdout and/or stderr. */ static void main_checkfds(void) { #ifdef HAVE_PIPE int fd[2] = { STDIN_FILENO, STDIN_FILENO }; while(fd[0] == STDIN_FILENO || fd[0] == STDOUT_FILENO || fd[0] == STDERR_FILENO || fd[1] == STDIN_FILENO || fd[1] == STDOUT_FILENO || fd[1] == STDERR_FILENO) if(pipe(fd) < 0) return; /* Out of handles. This isn't really a big problem now, but will be when we try to create a socket later. */ close(fd[0]); close(fd[1]); #endif } /* ** curl tool main function. */ int main(int argc, char *argv[]) { int res; struct Configurable config; memset(&config, 0, sizeof(struct Configurable)); config.errors = stderr; /* default errors to stderr */ main_checkfds(); #if defined(HAVE_SIGNAL) && defined(SIGPIPE) (void)signal(SIGPIPE, SIG_IGN); #endif res = operate(&config, argc, argv); #ifdef __SYMBIAN32__ if(config.showerror) tool_pressanykey(); #endif free_config_fields(&config); #ifdef __NOVELL_LIBC__ if(getenv("_IN_NETWARE_BASH_") == NULL) tool_pressanykey(); #endif #ifdef __VMS vms_special_exit(res, vms_show); #else return res; #endif }