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drop the getdelim/getline fallback functions

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Switch over to gnulib for these.
This commit is contained in:
Mike Frysinger 2017-02-21 17:04:37 -05:00 committed by Benno Schulenberg
parent 28133e934d
commit e9a3f858bc
5 changed files with 3 additions and 102 deletions
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2
autogen.sh
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@ -5,6 +5,8 @@ gnulib_url="git://git.sv.gnu.org/gnulib.git"
gnulib_hash="4084b3a1094372b960ce4a97634e08f4538c8bdd"
modules="
getdelim
getline
strcase
strcasestr-simple
strnlen

2
configure.ac
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@ -473,7 +473,7 @@ int main(void)
dnl Checks for functions.
AC_CHECK_FUNCS(getdelim getline isblank snprintf vsnprintf)
AC_CHECK_FUNCS(isblank snprintf vsnprintf)
if test "x$enable_utf8" != xno; then
AC_CHECK_FUNCS(iswalnum iswblank iswpunct iswspace nl_langinfo mblen mbstowcs mbtowc wctomb wcwidth)

6
src/nano.h
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@ -137,12 +137,6 @@
#ifndef HAVE_ISWBLANK
#define iswblank niswblank
#endif
#ifndef HAVE_GETDELIM
#define getdelim ngetdelim
#endif
#ifndef HAVE_GETLINE
#define getline ngetline
#endif
/* If we aren't using ncurses with mouse support, turn the mouse support
* off, as it's useless then. */

8
src/proto.h
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@ -652,14 +652,6 @@ void snuggly_fit(char **str);
void null_at(char **data, size_t index);
void unsunder(char *str, size_t true_len);
void sunder(char *str);
#if !defined(NANO_TINY) && !defined(DISABLE_NANORC)
#ifndef HAVE_GETLINE
ssize_t ngetline(char **lineptr, size_t *n, FILE *stream);
#endif
#ifndef HAVE_GETDELIM
ssize_t ngetdelim(char **lineptr, size_t *n, int delim, FILE *stream);
#endif
#endif
#ifdef HAVE_REGEX_H
const char *fixbounds(const char *r);
#endif

87
src/utils.c
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@ -170,93 +170,6 @@ void sunder(char *str)
}
}
/* These functions, ngetline() (originally getline()) and ngetdelim()
* (originally getdelim()), were adapted from GNU mailutils 0.5
* (mailbox/getline.c). Here is the notice from that file, after
* converting to the GPL via LGPL clause 3, and with the Free Software
* Foundation's address and the copyright years updated:
*
* GNU Mailutils -- a suite of utilities for electronic mail
* Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
* Free Software Foundation, Inc.
*
* This library 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 of the
* License, or (at your option) any later version.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301, USA. */
#ifndef DISABLE_NANORC
#ifndef HAVE_GETDELIM
/* This function is equivalent to getdelim(). */
ssize_t ngetdelim(char **lineptr, size_t *n, int delim, FILE *stream)
{
size_t indx = 0;
int c;
/* Sanity checks. */
if (lineptr == NULL || n == NULL || stream == NULL ||
fileno(stream) == -1) {
errno = EINVAL;
return -1;
}
/* Allocate the line the first time. */
if (*lineptr == NULL) {
*n = MAX_BUF_SIZE;
*lineptr = charalloc(*n);
}
while ((c = getc(stream)) != EOF) {
/* Check if more memory is needed. */
if (indx >= *n) {
*n += MAX_BUF_SIZE;
*lineptr = charealloc(*lineptr, *n);
}
/* Put the result in the line. */
(*lineptr)[indx++] = (char)c;
/* Bail out. */
if (c == delim)
break;
}
/* Make room for the null character. */
if (indx >= *n) {
*n += MAX_BUF_SIZE;
*lineptr = charealloc(*lineptr, *n);
}
/* Null-terminate the buffer. */
null_at(lineptr, indx++);
*n = indx;
/* The last line may not have the delimiter. We have to return what
* we got, and the error will be seen on the next iteration. */
return (c == EOF && (indx - 1) == 0) ? -1 : indx - 1;
}
#endif
#ifndef HAVE_GETLINE
/* This function is equivalent to getline(). */
ssize_t ngetline(char **lineptr, size_t *n, FILE *stream)
{
return getdelim(lineptr, n, '\n', stream);
}
#endif
#endif /* !DISABLE_NANORC */
#ifdef HAVE_REGEX_H
/* Fix the regex if we're on platforms which require an adjustment
* from GNU-style to BSD-style word boundaries. */