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-rw-r--r--gnu/usr.bin/groff/libgroff/searchpath.cc117
1 files changed, 0 insertions, 117 deletions
diff --git a/gnu/usr.bin/groff/libgroff/searchpath.cc b/gnu/usr.bin/groff/libgroff/searchpath.cc
deleted file mode 100644
index eb7a6690cd3b..000000000000
--- a/gnu/usr.bin/groff/libgroff/searchpath.cc
+++ /dev/null
@@ -1,117 +0,0 @@
-// -*- C++ -*-
-/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
- Written by James Clark (jjc@jclark.com)
-
-This file is part of groff.
-
-groff 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.
-
-groff 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 groff; see the file COPYING. If not, write to the Free Software
-Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <assert.h>
-
-#include "lib.h"
-#include "searchpath.h"
-
-search_path::search_path(const char *envvar, const char *standard)
-{
- char *e = envvar ? getenv(envvar) : 0;
- if (e && standard) {
- dirs = new char[strlen(e) + strlen(standard) + 2];
- strcpy(dirs, e);
- strcat(dirs, ":");
- strcat(dirs, standard);
- }
- else
- dirs = strsave(e ? e : standard);
- init_len = dirs ? strlen(dirs) : 0;
-}
-
-search_path::~search_path()
-{
- if (dirs)
- a_delete dirs;
-}
-
-void search_path::command_line_dir(const char *s)
-{
- if (!dirs)
- dirs = strsave(s);
- else {
- char *old = dirs;
- unsigned old_len = strlen(old);
- unsigned slen = strlen(s);
- dirs = new char[old_len + 1 + slen + 1];
- memcpy(dirs, old, old_len - init_len);
- char *p = dirs;
- p += old_len - init_len;
- if (init_len == 0)
- *p++ = ':';
- memcpy(p, s, slen);
- p += slen;
- if (init_len > 0) {
- *p++ = ':';
- memcpy(p, old + old_len - init_len, init_len);
- p += init_len;
- }
- *p++ = '\0';
- a_delete old;
- }
-}
-
-FILE *search_path::open_file(const char *name, char **pathp)
-{
- assert(name != 0);
- if (*name == '/' || dirs == 0 || *dirs == '\0') {
- FILE *fp = fopen(name, "r");
- if (fp) {
- if (pathp)
- *pathp = strsave(name);
- return fp;
- }
- else
- return 0;
- }
- unsigned namelen = strlen(name);
- char *p = dirs;
- for (;;) {
- char *end = strchr(p, ':');
- if (!end)
- end = strchr(p, '\0');
- int need_slash = end > p && end[-1] != '/';
- char *path = new char[(end - p) + need_slash + namelen + 1];
- memcpy(path, p, end - p);
- if (need_slash)
- path[end - p] = '/';
- strcpy(path + (end - p) + need_slash, name);
-#if 0
- fprintf(stderr, "trying `%s'\n", path);
-#endif
- FILE *fp = fopen(path, "r");
- if (fp) {
- if (pathp)
- *pathp = path;
- else
- a_delete path;
- return fp;
- }
- a_delete path;
- if (*end == '\0')
- break;
- p = end + 1;
- }
- return 0;
-}