Open64 (mfef90, whirl2f, and IR tools)
TAG: version-openad; SVN changeset: 916
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00001 /* 00002 00003 Copyright (C) 2000, 2001 Silicon Graphics, Inc. All Rights Reserved. 00004 00005 This program is free software; you can redistribute it and/or modify it 00006 under the terms of version 2.1 of the GNU Lesser General Public License 00007 as published by the Free Software Foundation. 00008 00009 This program is distributed in the hope that it would be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 00013 Further, this software is distributed without any warranty that it is 00014 free of the rightful claim of any third person regarding infringement 00015 or the like. Any license provided herein, whether implied or 00016 otherwise, applies only to this software file. Patent licenses, if 00017 any, provided herein do not apply to combinations of this program with 00018 other software, or any other product whatsoever. 00019 00020 You should have received a copy of the GNU Lesser General Public 00021 License along with this program; if not, write the Free Software 00022 Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, 00023 USA. 00024 00025 Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pky, 00026 Mountain View, CA 94043, or: 00027 00028 http://www.sgi.com 00029 00030 For further information regarding this notice, see: 00031 00032 http://oss.sgi.com/projects/GenInfo/NoticeExplan 00033 00034 */ 00035 00036 00037 /* $Header: /m_home/m_utkej/Argonne/cvs2svn/cvs/Open64/osprey1.0/libF77/main.c,v 1.1.1.1 2002-05-22 20:09:12 dsystem Exp $ */ 00038 /* 3.0 SID # 1.2 */ 00039 /* STARTUP PROCEDURE FOR UNIX FORTRAN PROGRAMS */ 00040 00041 #include <stdio.h> 00042 #include <signal.h> 00043 #include <stdlib.h> 00044 #include <ulocks.h> 00045 #include <unistd.h> 00046 #include "cmplrs/host.h" 00047 00048 int f77argc; 00049 char **f77argv; 00050 extern int __trap_fpe_override; 00051 extern void s_abort(void), MAIN__(void), f_exit(void); 00052 00053 /* To get a nice error instead of an RLD error */ 00054 #pragma weak MAIN__ = ___MAIN__ 00055 00056 extern void __mp_check_setup(void); 00057 #pragma weak __mp_check_setup 00058 static void (*__mp_ptr)() = __mp_check_setup; 00059 00060 static void sigdie(register char *, int32 ); 00061 00062 static void sigfdie(void), sigidie(void), sigqdie(void), sigindie(void), 00063 sigtdie(void); /* DAG */ 00064 00065 main(argc, argv, arge) 00066 int argc; 00067 char **argv; 00068 char **arge; 00069 { 00070 00071 f77argc = argc; 00072 f77argv = argv; 00073 #ifdef sgi 00074 /* do not override signal handling for trap handler, 00075 set by crt1text: readenv_sigfpe */ 00076 00077 if (! __trap_fpe_override ) 00078 signal(SIGFPE, sigfdie); /* ignore underflow, enable overflow */ 00079 #else 00080 signal(SIGFPE, sigfdie); /* ignore underflow, enable overflow */ 00081 #endif 00082 signal(SIGIOT, sigidie); 00083 if( signal(SIGQUIT,sigqdie) == SIG_IGN ) signal(SIGQUIT, SIG_IGN); /* DAG */ 00084 if( signal(SIGINT, sigindie) == SIG_IGN ) signal(SIGINT, SIG_IGN); 00085 signal(SIGTERM,sigtdie); 00086 00087 /* Unresolved weak symbols are given the value zero */ 00088 if (__mp_ptr != 0) (*__mp_ptr)(); 00089 00090 MAIN__(); 00091 #ifndef FTN90_IO 00092 f_exit(); 00093 #endif 00094 exit(0); 00095 return (0); /* make compiler shut up */ 00096 } 00097 00098 00099 static void /* DAG */ 00100 sigfdie(void) 00101 { 00102 sigdie("Floating Exception", 1); 00103 } 00104 00105 00106 00107 static void /* DAG */ 00108 sigidie(void) 00109 { 00110 sigdie("IOT Trap", 1); 00111 } 00112 00113 00114 static void /* DAG */ 00115 sigqdie(void) 00116 { 00117 sigdie("Quit signal", 1); 00118 } 00119 00120 00121 00122 static void /* DAG */ 00123 sigindie(void) 00124 { 00125 sigdie("Interrupt", 0); 00126 } 00127 00128 00129 00130 static void /* DAG */ 00131 sigtdie(void) 00132 { 00133 sigdie("Killed", 0); 00134 } 00135 00136 00137 00138 void 00139 sigdie(register char *s, int32 coredump) 00140 { 00141 /* print error message, then clear buffers */ 00142 fprintf(stderr, "%s\n", s); 00143 fflush(stderr); 00144 00145 if(coredump) 00146 { 00147 /* now get a core */ 00148 signal(SIGIOT, SIG_DFL); /* DAG */ 00149 abort(); 00150 } 00151 else 00152 { 00153 int gid; 00154 gid = getpgrp(); 00155 signal(SIGINT, SIG_IGN ); 00156 gid = kill( -gid, SIGINT ); 00157 #ifndef FTN90_IO 00158 f_exit(); 00159 #endif 00160 exit(1); 00161 } 00162 } 00163 00164 void 00165 f_abort(void) 00166 { 00167 s_abort(); 00168 } 00169 00170 00171 void ___MAIN__(void) 00172 { 00173 fprintf(stderr, "No Fortran MAIN program to execute.\n"); 00174 exit(1); 00175 }