mirror of
https://github.com/Llewellynvdm/conky.git
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116 lines
3.2 KiB
C++
116 lines
3.2 KiB
C++
/* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
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* vim: ts=4 sw=4 noet ai cindent syntax=c
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*
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* Conky, a system monitor, based on torsmo
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*
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* Any original torsmo code is licensed under the BSD license
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*
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* All code written since the fork of torsmo is licensed under the GPL
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*
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* Please see COPYING for details
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*
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* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
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* Copyright (c) 2005-2010 Brenden Matthews, Philip Kovacs, et. al.
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* (see AUTHORS)
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* All rights reserved.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "conky.h"
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#include "core.h"
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#include "logging.h"
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#include "specials.h"
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#include "text_object.h"
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static inline void read_file(const char *data, char *buf, const int size) {
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FILE *fp;
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memset(buf, 0, size);
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if (!data) return;
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fp = fopen(data, "r");
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if (fp) {
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int length;
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length = fread(buf, 1, size - 1, fp);
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fclose(fp);
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buf[length] = '\0';
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if (length > 0 && buf[length - 1] == '\n') { buf[length - 1] = '\0'; }
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} else {
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buf[0] = '\0';
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}
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}
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static inline unsigned int file_buffer_size(const char *data,
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const unsigned int maxsize) {
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struct stat buf;
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if (stat(data, &buf)) return maxsize;
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if (buf.st_size < 0 || buf.st_size > maxsize) return maxsize;
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if (buf.st_size < 10) return 10;
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return buf.st_size + 1;
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}
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void print_cat(struct text_object *obj, char *p, unsigned int p_max_size) {
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read_file(obj->data.s, p, p_max_size);
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}
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void print_catp(struct text_object *obj, char *p, unsigned int p_max_size) {
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const unsigned int sz =
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file_buffer_size(obj->data.s, text_buffer_size.get(*state));
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char *buf = new char[sz];
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read_file(obj->data.s, buf, sz);
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evaluate(buf, p, p_max_size);
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delete[] buf;
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}
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void print_cap(struct text_object *obj, char *p, unsigned int p_max_size) {
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unsigned int x = 0;
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int z = 0;
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char buf[DEFAULT_TEXT_BUFFER_SIZE];
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char *src = obj->data.s;
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char *dest = buf;
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evaluate(obj->data.s, p, p_max_size);
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if (0 != strcmp(p, "")) { src = p; }
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for (; *src && p_max_size - 1 > x; src++, x++) {
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if (0 == z) {
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*dest++ = (toupper(static_cast<unsigned char>(*src)));
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z++;
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continue;
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}
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*dest++ = *src;
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if (' ' == *src) z = 0;
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}
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*dest = '\0';
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snprintf(p, p_max_size, "%s", buf);
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}
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long long int apply_base_multiplier(const char *s, long long int num) {
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long long int base = 1024LL;
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if (*s && (0 == (strcmp(s, "si")))) { base = 1000LL; }
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return (num * base);
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}
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