/[svn]/linuxsampler/trunk/src/common/global_private.h
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Annotation of /linuxsampler/trunk/src/common/global_private.h

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Revision 3763 - (hide annotations) (download) (as text)
Sun Apr 5 20:15:57 2020 UTC (4 years ago) by schoenebeck
File MIME type: text/x-c++hdr
File size: 5723 byte(s)
* Implemented global backtraceAsString() function for debugging purposes
  (POSIX systems only, no Windows implementation yet).

* Bumped version (2.1.1.svn51).

1 schoenebeck 1424 /***************************************************************************
2     * *
3     * LinuxSampler - modular, streaming capable sampler *
4     * *
5     * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 schoenebeck 3708 * Copyright (C) 2005 - 2020 Christian Schoenebeck *
7 schoenebeck 1424 * *
8     * This program is free software; you can redistribute it and/or modify *
9     * it under the terms of the GNU General Public License as published by *
10     * the Free Software Foundation; either version 2 of the License, or *
11     * (at your option) any later version. *
12     * *
13     * This program is distributed in the hope that it will be useful, *
14     * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16     * GNU General Public License for more details. *
17     * *
18     * You should have received a copy of the GNU General Public License *
19     * along with this program; if not, write to the Free Software *
20     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21     * MA 02111-1307 USA *
22     ***************************************************************************/
23    
24     // All application global declarations, that are not going to be exposed to
25     // the C++ API are defined here.
26    
27     #ifndef __LS_GLOBAL_PRIVATE_H__
28     #define __LS_GLOBAL_PRIVATE_H__
29    
30     #include "global.h"
31 iliev 1832 #include "Exception.h"
32 schoenebeck 1424 #include <sstream>
33 schoenebeck 2885 #include <algorithm>
34     #include <math.h>
35 schoenebeck 1424
36     #if HAVE_CONFIG_H
37     # include <config.h>
38     #endif
39    
40     #if CONFIG_DEBUG_LEVEL > 0
41     # define dmsg(debuglevel,x) if (CONFIG_DEBUG_LEVEL >= debuglevel) {printf x; fflush(stdout);}
42     #else
43     # define dmsg(debuglevel,x)
44     #endif // CONFIG_DEBUG_LEVEL > 0
45    
46 schoenebeck 3561 #define _strfy(s) #s
47     #define strfy(s) _strfy(s)
48    
49 schoenebeck 1424 #define EMMS __asm__ __volatile__ ("emms" ::: "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7")
50    
51     /// defines globally the bit depth of used samples
52     typedef int16_t sample_t;
53    
54 senoner 1913 // macro to check for a certain version (or newer) of GCC
55     #define GNUC_VERSION_PREREQ(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
56 schoenebeck 1930
57 persson 3455 #if ( GNUC_VERSION_PREREQ(3,3) && ( defined(__i386__) || defined(__x86_64__) || defined(_ARCH_PPC) ) )
58     #define HAVE_GCC_VECTOR_EXTENSIONS 1
59     #endif
60 schoenebeck 1930
61     #if HAVE_GCC_VECTOR_EXTENSIONS
62 senoner 1913 // v4sf is used by some routines that make use of GCC vector extensions (ie AudioChannel.cpp)
63     typedef float v4sf __attribute__ ((vector_size(16)));
64 schoenebeck 1930 #endif
65 senoner 1913
66 schoenebeck 2600 // circumvents a bug in GCC 4.x which causes a sizeof() expression applied
67     // on a class member to throw a compiler error, i.e. with GCC 4.4:
68     // "object missing in reference to 'LinuxSampler::AbstractEngineChannel::ControllerTable'")
69     // or with GCC 4.0:
70     // "invalid use of non-static data member 'LinuxSampler::AbstractEngineChannel::ControllerTable'"
71     #define _MEMBER_SIZEOF(T_Class, Member) sizeof(((T_Class*)NULL)->Member)
72    
73 schoenebeck 1424 /**
74     * Whether a function / method call was successful, or if warnings or even an
75     * error occured.
76     */
77     enum result_type_t {
78     result_type_success,
79     result_type_warning,
80     result_type_error
81     };
82    
83     /**
84     * Used whenever a detailed description of the result of a function / method
85     * call is needed.
86     */
87     struct result_t {
88     result_type_t type; ///< success, warning or error
89     int code; ///< warning or error code
90     String message; ///< detailed warning or error message
91     };
92    
93     template<class T> inline String ToString(T o) {
94     std::stringstream ss;
95     ss << o;
96     return ss.str();
97     }
98    
99 iliev 1832 inline int ToInt(const std::string& s) throw(LinuxSampler::Exception) {
100     int i;
101     std::istringstream iss(s);
102     if(!(iss >> i)) throw LinuxSampler::Exception("Not an integer");
103     return i;
104     }
105    
106 iliev 2012 inline float ToFloat(const std::string& s) throw(LinuxSampler::Exception) {
107     float i;
108     std::istringstream iss(s);
109     if(!(iss >> i)) throw LinuxSampler::Exception("Not a floating-point number");
110     return i;
111     }
112    
113 schoenebeck 2885 inline std::string ltrim(std::string s) {
114 schoenebeck 3708 s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](int ch) {
115     return !std::isspace(ch);
116     }));
117 schoenebeck 2885 return s;
118     }
119    
120     inline std::string rtrim(std::string s) {
121 schoenebeck 3708 s.erase(std::find_if(s.rbegin(), s.rend(), [](int ch) {
122     return !std::isspace(ch);
123     }).base(), s.end());
124 schoenebeck 2885 return s;
125     }
126    
127     inline std::string trim(std::string s) {
128     return ltrim(rtrim(s));
129     }
130    
131 schoenebeck 1424 class Runnable {
132     public:
133     virtual ~Runnable() { }
134     virtual void Run() = 0;
135     };
136    
137     extern double GLOBAL_VOLUME;
138 schoenebeck 1800 extern int GLOBAL_MAX_VOICES;
139     extern int GLOBAL_MAX_STREAMS;
140 schoenebeck 1424
141 schoenebeck 2473 //TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
142     #if defined(__APPLE__)
143     extern bool g_mainThreadCallbackSupported;
144     extern void (*g_mainThreadCallback)(void* info);
145     extern void* g_mainThreadCallbackInfo;
146     extern bool g_fireMainThreadCallback;
147     #endif
148    
149 schoenebeck 1424 // I read with some Linux kernel versions (between 2.4.18 and 2.4.21)
150     // sscanf() might be buggy regarding parsing of hex characters, so ...
151     int hexToNumber(char hex_digit);
152     int hexsToNumber(char hex_digit0, char hex_digit1 = '0');
153    
154 schoenebeck 3763 std::string backtraceAsString();
155    
156 schoenebeck 1424 #endif // __LS_GLOBAL_PRIVATE_H__

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