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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
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/*
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* spawnvp function
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*
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* Copyright 2003 Dimitrie O. Paun
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <errno.h>
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#ifdef HAVE_SYS_WAIT_H
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#include <sys/wait.h>
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#endif
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#include <sys/stat.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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int spawnvp(int mode, const char *cmdname, char *const argv[])
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{
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#ifndef HAVE__SPAWNVP
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int pid = 0, status, wret;
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if (mode != _P_OVERLAY) pid = fork();
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if (pid == 0) pid = execvp(argv[0], argv);
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if (pid < 0) return -1;
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if (mode != _P_WAIT) return pid;
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while (pid != (wret = waitpid(pid, &status, 0)))
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if (wret == -1 && errno != EINTR) break;
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if (pid == wret && WIFEXITED(status)) return WEXITSTATUS(status);
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return 255; /* abnormal exit with an abort or an interrupt */
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#else /* HAVE__SPAWNVP */
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return _spawnvp(mode, cmdname, argv);
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#endif /* HAVE__SPAWNVP */
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}
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