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e294acdba8
This confers an >10x speedup on t/z-t/cmd builds (12s -> 1.1s), gets rid of 23 redundant identical automake specs and gitignores, and groups the binaries with their common headers Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: John Kennedy <john.kennedy@delphix.com> Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz> Closes #13259
67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/*
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* This file and its contents are supplied under the terms of the
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* Common Development and Distribution License ("CDDL"), version 1.0.
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* You may only use this file in accordance with the terms of version
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* 1.0 of the CDDL.
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*
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* A full copy of the text of the CDDL should have accompanied this
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* source. A copy of the CDDL is also available via the Internet at
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* http://www.illumos.org/license/CDDL.
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*/
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/*
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* Copyright (c) 2016 by Delphix. All rights reserved.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/param.h>
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#define MAX_INT_LENGTH 10
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static void
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usage(char *msg, int exit_value)
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{
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(void) fprintf(stderr, "mkfiles basename max_file [min_file]\n");
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(void) fprintf(stderr, "%s\n", msg);
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exit(exit_value);
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}
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int
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main(int argc, char **argv)
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{
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unsigned int numfiles = 0;
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unsigned int first_file = 0;
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unsigned int i;
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char buf[MAXPATHLEN];
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if (argc < 3 || argc > 4)
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usage("Invalid number of arguments", -1);
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if (sscanf(argv[2], "%u", &numfiles) != 1)
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usage("Invalid maximum file", -2);
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if (argc == 4 && sscanf(argv[3], "%u", &first_file) != 1)
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usage("Invalid first file", -3);
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for (i = first_file; i < first_file + numfiles; i++) {
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int fd;
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(void) snprintf(buf, MAXPATHLEN, "%s%u", argv[1], i);
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if ((fd = open(buf, O_CREAT | O_EXCL, O_RDWR)) == -1) {
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(void) fprintf(stderr, "Failed to create %s %s\n", buf,
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strerror(errno));
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return (-4);
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} else if (fchown(fd, getuid(), getgid()) < 0) {
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(void) fprintf(stderr, "Failed to chown %s %s\n", buf,
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strerror(errno));
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return (-5);
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}
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(void) close(fd);
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}
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return (0);
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}
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