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Diffstat (limited to 'usr.bin/xlint/lint2/msg.c')
| -rw-r--r-- | usr.bin/xlint/lint2/msg.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/usr.bin/xlint/lint2/msg.c b/usr.bin/xlint/lint2/msg.c new file mode 100644 index 0000000..c55ba96 --- /dev/null +++ b/usr.bin/xlint/lint2/msg.c @@ -0,0 +1,157 @@ +/* $NetBSD: msg.c,v 1.2 1995/07/03 21:24:56 cgd Exp $ */ + +/* + * Copyright (c) 1994, 1995 Jochen Pohl + * 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 Jochen Pohl for + * The NetBSD Project. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 rcsid[] = "$NetBSD: msg.c,v 1.2 1995/07/03 21:24:56 cgd Exp $"; +#endif + +#include <string.h> + +#include <stdio.h> +#ifdef __STDC__ +#include <stdarg.h> +#else +#include <varargs.h> +#endif + +#include "lint2.h" + + +static const char *msgs[] = { + "%s used( %s ), but not defined", /* 0 */ + "%s defined( %s ), but never used", /* 1 */ + "%s declared( %s ), but never used or defined", /* 2 */ + "%s multiply defined \t%s :: %s", /* 3 */ + "%s value used inconsistently \t%s :: %s", /* 4 */ + "%s value declared inconsistently \t%s :: %s", /* 5 */ + "%s, arg %d used inconsistently \t%s :: %s", /* 6 */ + "%s: variable # of args \t%s :: %s", /* 7 */ + "%s returns value which is always ignored", /* 8 */ + "%s returns value which is sometimes ignored", /* 9 */ + "%s value is used( %s ), but none returned", /* 10 */ + "%s, arg %d declared inconsistently \t%s :: %s", /* 11 */ + "%s: variable # of args declared \t%s :: %s", /* 12 */ + "%s: malformed format string \t%s", /* 13 */ + "%s, arg %d inconsistent with format \t%s", /* 14 */ + "%s: too few args for format \t%s", /* 15 */ + "%s: too many args for format \t%s", /* 16 */ + "%s function value must be declared before use \t%s :: %s",/* 17 */ +}; + +static const char *basename __P((const char *)); + +#ifdef __STDC__ +void +msg(int n, ...) +{ +#else +void +msg(va_alist) + va_dcl + int n; +{ +#endif + va_list ap; + +#ifdef __STDC__ + va_start(ap, n); +#else + va_start(ap); + n = va_arg(ap, int); +#endif + + (void)vprintf(msgs[n], ap); + (void)printf("\n"); + + va_end(ap); +} + +/* + * Return a pointer to the last component of a path. + */ +static const char * +basename(path) + const char *path; +{ + const char *cp, *cp1, *cp2; + + if (Fflag) + return (path); + + cp = cp1 = cp2 = path; + while (*cp != '\0') { + if (*cp++ == '/') { + cp2 = cp1; + cp1 = cp; + } + } + return (*cp1 == '\0' ? cp2 : cp1); +} + +/* + * Create a string which describes a position in a source file. + */ +const char * +mkpos(posp) + pos_t *posp; +{ + size_t len; + const char *fn; + static char *buf; + static size_t blen = 0; + int qm, src, line; + + if (Hflag && posp->p_src != posp->p_isrc) { + src = posp->p_isrc; + line = posp->p_iline; + } else { + src = posp->p_src; + line = posp->p_line; + } + qm = !Hflag && posp->p_src != posp->p_isrc; + + len = strlen(fn = basename(fnames[src])); + len += 3 * sizeof (u_short) + 4; + + if (len > blen) + buf = xrealloc(buf, blen = len); + if (line != 0) { + (void)sprintf(buf, "%s%s(%hu)", + fn, qm ? "?" : "", line); + } else { + (void)sprintf(buf, "%s", fn); + } + + return (buf); +} + |
