source: roaraudio/roarclients/roar-config.c @ 3093:f1f998a31660

Last change on this file since 3093:f1f998a31660 was 3093:f1f998a31660, checked in by phi, 13 years ago

added much better --help

File size: 3.2 KB
Line 
1//roar-config.c:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
5 *
6 *  This file is part of roarclients a part of RoarAudio,
7 *  a cross-platform sound system for both, home and professional use.
8 *  See README for details.
9 *
10 *  This file is free software; you can redistribute it and/or modify
11 *  it under the terms of the GNU General Public License version 3
12 *  as published by the Free Software Foundation.
13 *
14 *  RoarAudio is distributed in the hope that it will be useful,
15 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *  GNU General Public License for more details.
18 *
19 *  You should have received a copy of the GNU General Public License
20 *  along with this software; see the file COPYING.  If not, write to
21 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 */
24
25#include <roaraudio.h>
26
27struct {
28 char * name;
29 char * cflags;
30 char * libs;
31} flags[] = {
32 // native/own libs:
33 {"roar",      ROAR_CFLAGS, ROAR_LIBS        }, // NOTE: libroar *MUST* be the first entry
34 {"roardsp",   ROAR_CFLAGS, ROAR_LIBS_DSP    },
35 {"roarmidi",  ROAR_CFLAGS, ROAR_LIBS_MIDI   },
36 {"roarlight", ROAR_CFLAGS, ROAR_LIBS_LIGHT  },
37 {"roareio",   ROAR_CFLAGS, ROAR_LIBS_EIO    },
38 // comp libs:
39 {"roaresd",   ROAR_CFLAGS, ROAR_LIBS_C_ESD  },
40 {"esd",       ROAR_CFLAGS, ROAR_LIBS_C_ESD  },
41 {"roarartsc", ROAR_CFLAGS, ROAR_LIBS_C_ARTSC},
42 {"artsc",     ROAR_CFLAGS, ROAR_LIBS_C_ARTSC},
43 {"roarpulse", ROAR_CFLAGS, ROAR_LIBS_C_PULSE},
44 {"pulse",     ROAR_CFLAGS, ROAR_LIBS_C_PULSE},
45 {"pulse-simple", ROAR_CFLAGS, ROAR_LIBS_C_PULSE},
46 {"roarsndio", ROAR_CFLAGS, ROAR_LIBS_C_SNDIO},
47 {"sndio",     ROAR_CFLAGS, ROAR_LIBS_C_SNDIO},
48 {"roaryiff",  ROAR_CFLAGS, ROAR_LIBS_C_YIFF },
49 {"Y2",        ROAR_CFLAGS, ROAR_LIBS_C_YIFF },
50 {NULL, NULL, NULL}
51}, * flags_ptr = NULL;
52
53void usage (void) {
54 printf("Usage: roar-config [--version] [--libs] [--cflags] [lib]\n");
55
56 printf("\nOptions:\n\n");
57
58 printf(
59        "  --version          - Show version of library\n"
60        "  --libs             - Show linker flags (-lxxx) needed to link library\n"
61        "  --cflags           - Show compiler flags needed to link library\n"
62       );
63
64}
65
66int main (int argc, char * argv[]) {
67 int i, h;
68 int cflags = 0;
69 int libs   = 0;
70 char buf[1024] = {0};
71
72 if ( argc == 1 ) {
73  usage();
74  return 0;
75 }
76
77 for (i = 1; i < argc; i++) {
78  if ( !strcmp(argv[i], "--version") ) {
79   printf("unknown\n");
80  } else if ( !strcmp(argv[i], "--help") || !strcmp(argv[i], "-h") ) {
81   usage();
82   return 0;
83  } else if ( !strcmp(argv[i], "--libs") ) {
84   libs   = 1;
85  } else if ( !strcmp(argv[i], "--cflags") ) {
86   cflags = 1;
87  } else if ( flags_ptr == NULL ) {
88   if ( !strncmp(argv[i], "lib", 3) )
89    argv[i] += 3;
90
91   for (h = 0; flags[h].name != NULL; h++) {
92    if ( !strcasecmp(argv[i], flags[h].name) )
93     flags_ptr = &(flags[h]);
94   }
95
96   if ( flags_ptr == NULL ) {
97    ROAR_ERR("Unknown lib: %s", argv[i]);
98    return 2;
99   }
100  } else {
101   fprintf(stderr, "Unknown option: %s\n", argv[i]);
102   usage();
103   return 1;
104  }
105 }
106
107 if ( flags_ptr == NULL )
108  flags_ptr = &(flags[0]);
109
110 if ( cflags )
111  strcat(buf, flags_ptr->cflags);
112
113 if ( libs )
114  strcat(buf, flags_ptr->libs);
115
116 puts(buf);
117
118 return 0;
119}
120
121//ll
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