diff options
Diffstat (limited to 'contrib/cpio/src/dstring.c')
-rw-r--r-- | contrib/cpio/src/dstring.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/contrib/cpio/src/dstring.c b/contrib/cpio/src/dstring.c deleted file mode 100644 index aefeab8..0000000 --- a/contrib/cpio/src/dstring.c +++ /dev/null @@ -1,103 +0,0 @@ -/* dstring.c - The dynamic string handling routines used by cpio. - Copyright (C) 1990, 1991, 1992, 2004 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., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301 USA. */ - -#if defined(HAVE_CONFIG_H) -# include <config.h> -#endif - -#include <stdio.h> -#if defined(HAVE_STRING_H) || defined(STDC_HEADERS) -#include <string.h> -#else -#include <strings.h> -#endif -#include "dstring.h" - -char *xmalloc (unsigned n); -char *xrealloc (char *p, unsigned n); - -/* Initialiaze dynamic string STRING with space for SIZE characters. */ - -void -ds_init (dynamic_string *string, int size) -{ - string->ds_length = size; - string->ds_string = (char *) xmalloc (size); -} - -/* Expand dynamic string STRING, if necessary, to hold SIZE characters. */ - -void -ds_resize (dynamic_string *string, int size) -{ - if (size > string->ds_length) - { - string->ds_length = size; - string->ds_string = (char *) xrealloc ((char *) string->ds_string, size); - } -} - -/* Dynamic string S gets a string terminated by the EOS character - (which is removed) from file F. S will increase - in size during the function if the string from F is longer than - the current size of S. - Return NULL if end of file is detected. Otherwise, - Return a pointer to the null-terminated string in S. */ - -char * -ds_fgetstr (FILE *f, dynamic_string *s, char eos) -{ - int insize; /* Amount needed for line. */ - int strsize; /* Amount allocated for S. */ - int next_ch; - - /* Initialize. */ - insize = 0; - strsize = s->ds_length; - - /* Read the input string. */ - next_ch = getc (f); - while (next_ch != eos && next_ch != EOF) - { - if (insize >= strsize - 1) - { - ds_resize (s, strsize * 2 + 2); - strsize = s->ds_length; - } - s->ds_string[insize++] = next_ch; - next_ch = getc (f); - } - s->ds_string[insize++] = '\0'; - - if (insize == 1 && next_ch == EOF) - return NULL; - else - return s->ds_string; -} - -char * -ds_fgets (FILE *f, dynamic_string *s) -{ - return ds_fgetstr (f, s, '\n'); -} - -char * -ds_fgetname (FILE *f, dynamic_string *s) -{ - return ds_fgetstr (f, s, '\0'); -} |