mirror of
https://github.com/reactos/ccache.git
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64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
/*
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Copyright (C) Andrew Tridgell 2002
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "ccache.h"
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/*
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execute a compiler backend, capturing all output to the given paths
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the full path to the compiler to run is in argv[0]
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*/
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int execute(char **argv,
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const char *path_stdout,
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const char *path_stderr)
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{
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pid_t pid;
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int status;
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pid = fork();
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if (pid == -1) fatal("Failed to fork");
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if (pid == 0) {
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int fd;
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unlink(path_stdout);
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fd = open(path_stdout, O_WRONLY|O_CREAT|O_TRUNC|O_EXCL, 0644);
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if (fd == -1) {
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exit(STATUS_NOCACHE);
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}
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dup2(fd, 1);
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close(fd);
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unlink(path_stderr);
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fd = open(path_stderr, O_WRONLY|O_CREAT|O_TRUNC|O_EXCL, 0644);
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if (fd == -1) {
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exit(STATUS_NOCACHE);
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}
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dup2(fd, 2);
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close(fd);
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exit(execv(argv[0], argv));
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}
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if (waitpid(pid, &status, 0) != pid) {
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fatal("waitpid failed");
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}
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return WEXITSTATUS(status);
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}
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