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-rw-r--r--libshouldbeinlibc/=argz.c190
1 files changed, 0 insertions, 190 deletions
diff --git a/libshouldbeinlibc/=argz.c b/libshouldbeinlibc/=argz.c
deleted file mode 100644
index fd90a1e2..00000000
--- a/libshouldbeinlibc/=argz.c
+++ /dev/null
@@ -1,190 +0,0 @@
-/* Routines for dealing with '\0' separated arg vectors.
-
- Copyright (C) 1995 Free Software Foundation, Inc.
-
- Written by Miles Bader <miles@gnu.ai.mit.edu>
-
- 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. */
-
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-/* ---------------------------------------------------------------- */
-
-/* Make a '\0' separated arg vector from a unix argv vector, returning it in
- ARGZ, and the total length in LEN. If a memory allocation error occurs,
- ENOMEM is returned, otherwise 0. */
-error_t
-argz_create(char **argv, char **argz, int *len)
-{
- int tlen = 0;
- char **argp;
-
- for (argp = argv; *argp != NULL; argp++)
- tlen += strlen(*argp) + 1;
-
- *len = tlen;
-
- if (tlen == 0)
- *argz = NULL;
- else
- {
- *argz = malloc(tlen);
- if (*argz == NULL)
- return ENOMEM;
-
- while (tlen > 0)
- {
- tlen -= strlen(*--argp) + 1;
- strcpy(*argz + tlen, *argp);
- }
- }
-
- return 0;
-}
-
-/* ---------------------------------------------------------------- */
-
-/* Returns the number of strings in ARGZ. */
-int
-argz_count (char *argz, int len)
-{
- int count = 0;
- while (len > 0)
- {
- int part_len = strlen(argz);
- argz += part_len + 1;
- len -= part_len + 1;
- count++;
- }
- return count;
-}
-
-/* ---------------------------------------------------------------- */
-
-/* Puts pointers to each string in ARGZ into ARGV, which must be large enough
- to hold them all. */
-void
-argz_extract (char *argz, int len, char **argv)
-{
- while (len > 0)
- {
- int part_len = strlen(argz);
- *argv++ = argz;
- argz += part_len + 1;
- len -= part_len + 1;
- }
-}
-
-/* ---------------------------------------------------------------- */
-
-/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
- except the last into the character SEP. */
-void
-argz_stringify(char *argz, int len, int sep)
-{
- while (len > 0)
- {
- int part_len = strlen(argz);
- argz += part_len;
- len -= part_len + 1;
- if (len > 0)
- *argz++ = sep;
- }
-}
-
-/* Add BUF, of length BUF_LEN to the argz vector in ARGZ & ARGZ_LEN. */
-error_t
-argz_append (char **argz, unsigned *argz_len, char *buf, unsigned buf_len)
-{
- unsigned new_argz_len = *argz_len + buf_len;
- char *new_argz = realloc (*argz, new_argz_len);
- if (new_argz)
- {
- bcopy (buf, new_argz + *argz_len, buf_len);
- *argz = new_argz;
- *argz_len = new_argz_len;
- return 0;
- }
- else
- return ENOMEM;
-}
-
-/* Add STR to the argz vector in ARGZ & ARGZ_LEN. This should be moved into
- argz.c in libshouldbelibc. */
-error_t
-argz_add (char **argz, unsigned *argz_len, char *str)
-{
- return argz_append (argz, argz_len, str, strlen (str) + 1);
-}
-
-/* Delete ENTRY from ARGZ & ARGZ_LEN, if any. */
-void
-argz_delete (char **argz, unsigned *argz_len, char *entry)
-{
- if (entry)
- /* Get rid of the old value for NAME. */
- {
- unsigned entry_len = strlen (entry) + 1;
- *argz_len -= entry_len;
- bcopy (entry + entry_len, entry, *argz_len - (entry - *argz));
- if (*argz_len == 0)
- {
- free (*argz);
- *argz = 0;
- }
- }
-}
-
-/* Insert ENTRY into ARGZ & ARGZ_LEN before BEFORE, which should be an
- existing entry in ARGZ; if BEFORE is NULL, ENTRY is appended to the end.
- Since ARGZ's first entry is the same as ARGZ, argz_insert (ARGZ, ARGZ_LEN,
- ARGZ, ENTRY) will insert ENTRY at the beginning of ARGZ. If BEFORE is not
- in ARGZ, EINVAL is returned, else if memory can't be allocated for the new
- ARGZ, ENOMEM is returned, else 0. */
-error_t
-argz_insert (char **argz, unsigned *argz_len, char *before, char *entry)
-{
- if (! before)
- return argz_add (argz, argz_len, entry);
-
- if (before < *argz || before >= *argz + *argz_len)
- return EINVAL;
-
- if (before > *argz)
- /* Make sure before is actually the beginning of an entry. */
- while (before[-1])
- before--;
-
- {
- unsigned after_before = *argz_len - (before - *argz);
- unsigned entry_len = strlen (entry) + 1;
- unsigned new_argz_len = *argz_len + entry_len;
- char *new_argz = realloc (*argz, new_argz_len);
-
- if (new_argz)
- {
- before = new_argz + (before - *argz);
- bcopy (before, before + entry_len, after_before);
- bcopy (entry, before, entry_len);
- *argz = new_argz;
- *argz_len = new_argz_len;
- return 0;
- }
- else
- return ENOMEM;
- }
-}