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/* This file is part of GNU Dico
Copyright (C) 2008-2024 Sergey Poznyakoff
GNU Dico 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 3, or (at your option)
any later version.
GNU Dico 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 GNU Dico. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <dico.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
size_t
dico_string_trim(char *buf, size_t len, int (*pred)(int c))
{
while (len > 0 && pred(buf[len - 1]))
buf[--len] = 0;
return len;
}
static int
_is_nl(int c)
{
return c == '\r' || c == '\n';
}
size_t
dico_trim_nl(char *buf)
{
return dico_string_trim(buf, strlen(buf), _is_nl);
}
static int
_is_ws(int c)
{
return isspace(c);
}
size_t
dico_trim_ws(char *buf)
{
return dico_string_trim(buf, strlen(buf), _is_ws);
}
char *
dico_full_file_name(const char *dir, const char *file)
{
size_t dirlen = strlen(dir);
int need_slash = !(dirlen && dir[dirlen - 1] == '/');
size_t size = dirlen + need_slash + 1 + strlen(file) + 1;
char *buf = malloc(size);
if (!buf)
return NULL;
strcpy(buf, dir);
if (need_slash)
strcpy(buf + dirlen++, "/");
else {
while (dirlen > 0 && buf[dirlen-1] == '/')
dirlen--;
dirlen++;
}
while (*file == '/')
file++;
strcpy(buf + dirlen, file);
return buf;
}
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