/* vifm
* Copyright (C) 2001 Ken Steen.
* Copyright (C) 2011 xaizek.
*
* 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 of the License, 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
*/
#include "file_streams.h"
#include <stddef.h> /* NULL size_t ssize_t */
#include <stdio.h> /* FILE */
#include <stdlib.h> /* free() realloc() */
#include <string.h> /* strlen() */
static int get_char(FILE *fp);
char *
read_line(FILE *fp, char buf[])
{
enum { PART_BUFFER_LEN = 512 };
char part_buf[PART_BUFFER_LEN];
char *last_allocated_block = NULL;
size_t len = 0;
while(get_line(fp, part_buf, sizeof(part_buf)) != NULL)
{
size_t part_len = strlen(part_buf);
const int eol = (part_len > 0) && (part_buf[part_len - 1] == '\n');
const size_t new_len = len + (part_len - eol);
last_allocated_block = realloc(buf, new_len + 1);
if(last_allocated_block == NULL)
{
break;
}
if(eol)
{
part_buf[--part_len] = '\0';
}
buf = last_allocated_block;
strcpy(buf + len, part_buf);
if(eol)
{
break;
}
len = new_len;
}
if(last_allocated_block == NULL)
{
free(buf);
buf = NULL;
}
return buf;
}
char *
get_line(FILE *fp, char buf[], size_t bufsz)
{
int c = '\0';
char *start = buf;
if(bufsz <= 1)
{
return NULL;
}
while(bufsz > 1 && (c = get_char(fp)) != EOF)
{
*buf++ = c;
bufsz--;
if(c == '\n')
{
break;
}
}
*buf = '\0';
return (c == EOF && buf == start) ? NULL : start;
}
/* Returns next character from file stream. */
static int
get_char(FILE *fp)
{
int c = fgetc(fp);
if(c == '\r')
{
int c2 = fgetc(fp);
if(c2 != '\n')
ungetc(c2, fp);
c = '\n';
}
return c;
}
void
skip_bom(FILE *fp)
{
int c;
c = fgetc(fp);
if(c != 0xef)
{
ungetc(c, fp);
return;
}
c = fgetc(fp);
if(c != 0xbb)
{
ungetc(c, fp);
return;
}
c = fgetc(fp);
if(c != 0xbf)
{
ungetc(c, fp);
}
}
/* vim: set tabstop=2 softtabstop=2 shiftwidth=2 noexpandtab cinoptions-=(0 : */
/* vim: set cinoptions+=t0 filetype=c : */
Before first commit, do not forget to setup your git environment:
git config --global user.name "your_name_here"
git config --global user.email "your@email_here"
Clone this repository using HTTP(S):
git clone https://code.reversed.top/user/xaizek/vifm
Clone this repository using ssh (do not forget to upload a key first):
git clone ssh://rocketgit@code.reversed.top/user/xaizek/vifm
You are allowed to anonymously push to this repository.
This means that your pushed commits will automatically be transformed into a
pull request:
... clone the repository ...
... make some changes and some commits ...
git push origin master