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Diffstat (limited to 'gnu/usr.bin/cvs/lib/argmatch.c')
-rw-r--r-- | gnu/usr.bin/cvs/lib/argmatch.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/gnu/usr.bin/cvs/lib/argmatch.c b/gnu/usr.bin/cvs/lib/argmatch.c deleted file mode 100644 index cc360ee..0000000 --- a/gnu/usr.bin/cvs/lib/argmatch.c +++ /dev/null @@ -1,89 +0,0 @@ -/* argmatch.c -- find a match for a string in an array - Copyright (C) 1990 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* Written by David MacKenzie <djm@ai.mit.edu> */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <sys/types.h> - -#include <stdio.h> -#ifdef STDC_HEADERS -#include <string.h> -#endif - -extern char *program_name; - -/* If ARG is an unambiguous match for an element of the - null-terminated array OPTLIST, return the index in OPTLIST - of the matched element, else -1 if it does not match any element - or -2 if it is ambiguous (is a prefix of more than one element). */ - -int -argmatch (arg, optlist) - char *arg; - char **optlist; -{ - int i; /* Temporary index in OPTLIST. */ - size_t arglen; /* Length of ARG. */ - int matchind = -1; /* Index of first nonexact match. */ - int ambiguous = 0; /* If nonzero, multiple nonexact match(es). */ - - arglen = strlen (arg); - - /* Test all elements for either exact match or abbreviated matches. */ - for (i = 0; optlist[i]; i++) - { - if (!strncmp (optlist[i], arg, arglen)) - { - if (strlen (optlist[i]) == arglen) - /* Exact match found. */ - return i; - else if (matchind == -1) - /* First nonexact match found. */ - matchind = i; - else - /* Second nonexact match found. */ - ambiguous = 1; - } - } - if (ambiguous) - return -2; - else - return matchind; -} - -/* Error reporting for argmatch. - KIND is a description of the type of entity that was being matched. - VALUE is the invalid value that was given. - PROBLEM is the return value from argmatch. */ - -void -invalid_arg (kind, value, problem) - char *kind; - char *value; - int problem; -{ - fprintf (stderr, "%s: ", program_name); - if (problem == -1) - fprintf (stderr, "invalid"); - else /* Assume -2. */ - fprintf (stderr, "ambiguous"); - fprintf (stderr, " %s `%s'\n", kind, value); -} |