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Diffstat (limited to 'bin/ps/fmt.c')
| -rw-r--r-- | bin/ps/fmt.c | 115 | 
1 files changed, 115 insertions, 0 deletions
| diff --git a/bin/ps/fmt.c b/bin/ps/fmt.c new file mode 100644 index 000000000000..3b6a1ec1c8b4 --- /dev/null +++ b/bin/ps/fmt.c @@ -0,0 +1,115 @@ +/*- + * Copyright (c) 1992, 1993, 1994 + *	The Regents of the University of California.  All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + *    notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + *    notice, this list of conditions and the following disclaimer in the + *    documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + *    must display the following acknowledgement: + *	This product includes software developed by the University of + *	California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + *    may be used to endorse or promote products derived from this software + *    without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)fmt.c	8.4 (Berkeley) 4/15/94"; +#endif /* not lint */ + +#include <sys/param.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <ctype.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <vis.h> +#include "ps.h" + +static char *cmdpart __P((char *)); +static char *shquote __P((char **)); + +/* + * XXX + * This is a stub until marc does the real one. + */ +static char * +shquote(argv) +	char **argv; +{ +	char **p, *dst, *src; +	static char buf[4096];		/* XXX */ + +	if (*argv == 0) { +		buf[0] = 0; +		return (buf); +	} +	dst = buf; +	for (p = argv; (src = *p++) != 0; ) { +		if (*src == 0) +			continue; +		strvis(dst, src, VIS_NL | VIS_CSTYLE); +		while (*dst) +			dst++; +		*dst++ = ' '; +	} +	*dst = '\0'; +	return (buf); +} + +static char * +cmdpart(arg0) +	char *arg0; +{ +	char *cp; + +	return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0); +} + +char * +fmt_argv(argv, cmd, maxlen) +	char **argv; +	char *cmd; +	int maxlen; +{ +	int len; +	char *ap, *cp; + +	if (argv == 0 || argv[0] == 0) { +		if (cmd == NULL) +			return (""); +		ap = NULL; +		len = maxlen + 3; +	} else { +		ap = shquote(argv); +		len = strlen(ap) + maxlen + 4; +	} +	if ((cp = malloc(len)) == NULL) +		return (NULL); +	if (ap == NULL) +		sprintf(cp, "(%.*s)", maxlen, cmd); +	else if (strncmp(cmdpart(argv[0]), cmd, maxlen) != 0) +		sprintf(cp, "%s (%.*s)", ap, maxlen, cmd); +	else +		(void) strcpy(cp, ap); +	return (cp); +} | 
