amath  1.8.5
Simple command line calculator
preferences_stdc.cpp
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1 /*-
2  * Copyright (c) 2014-2018 Carsten Sonne Larsen <cs@innolan.net>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  * Project homepage:
26  * https://amath.innolan.net
27  *
28  */
29 
30 #include "amath.h"
31 #include "amathc.h"
32 #include "lib/charbuf.h"
33 #include "preferences.h"
34 #include "preferences_stdc.h"
35 
36 #if !defined(AMIGA)
37 #include <stdio.h>
38 #include <stdlib.h>
39 
40 #if defined(UNIX)
41 static const char *tempname = "/tmp/amath.prefs";
42 static const char *permname = "/usr/local/etc/amath.conf";
43 #elif defined(HAIKU)
44 static const char *tempname = "/tmp/amath.prefs";
45 static const char *permname = "~/config/settings/amath/amath.conf";
46 #else
47 static const char* tempname = "amath.prefs";
48 static const char* permname = "amath.conf";
49 #endif
50 
52 {
53 #if defined(UNIX) && defined(HAIKU)
54  FILE *file = fopen(tempname, "r");
55  if (!file) {
56  return false;
57  }
58 
59  CharBuffer *text = new CharBuffer();
60  text->Empty();
61 
62  const int bufsize = 64;
63  char* buf = new char[bufsize];
64  char* c;
65  int s = 1;
66 
67  do {
68  c = fgets(buf, bufsize, file);
69  if (c != nullptr) {
70  text->EnsureSize(s++);
71  text->Append(c);
72  }
73  } while (c != nullptr);
74 
75  delete [] buf;
76  fclose(file);
77  SetPrefs(text->GetString());
78  delete text;
79 #endif
80  return true;
81 }
82 
84 {
85  return SavePrefs(tempname);
86 }
87 
89 {
90  return SavePrefs(permname);
91 }
92 
93 bool StandardPreferences::SavePrefs(const char* name)
94 {
95 #if defined(UNIX) && defined(HAIKU)
96  FILE *file = fopen(name, "w");
97  if (!file) {
98  return false;
99  }
100 
101  char *out = GetDescription();
102  fputs(out, file);
103  fclose(file);
104 #endif
105  return true;
106 }
107 
108 #endif
static const char * tempname
static const char * permname
bool SavePrefs(const char *file)