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comparison src/sprite.c @ 826:94041f085797

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Merge from main stream
author Thinker K.F. Li <thinker@codemud.net>
date Tue, 14 Sep 2010 05:55:30 +0800
parents 586e50f82c1f
children 2cbe3721dc9a
comparison
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825:e83956ba22d7 826:94041f085797
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
2 // vim: sw=4:ts=8:sts=4
1 #include <stdio.h> 3 #include <stdio.h>
2 #include <stdlib.h> 4 #include <stdlib.h>
3 #include <string.h> 5 #include <string.h>
4 #include "mb_graph_engine.h" 6 #include "mb_graph_engine.h"
5 #include <dlfcn.h> 7 #include <dlfcn.h>
20 static char *sprite_search_so(const char *name) { 22 static char *sprite_search_so(const char *name) {
21 struct stat st; 23 struct stat st;
22 int fsz; 24 int fsz;
23 char *fullname; 25 char *fullname;
24 int r; 26 int r;
25 27
26 if(sprite_search_path == NULL) 28 if(sprite_search_path == NULL)
27 sprite_search_path = strdup("/usr/share/madbutterffly"); 29 sprite_search_path = strdup("/usr/share/madbutterffly");
28 30
29 fsz = strlen(sprite_search_path) + strlen(name) + 5; 31 fsz = strlen(sprite_search_path) + strlen(name) + 5;
30 fullname = (char *)malloc(fsz); 32 fullname = (char *)malloc(fsz);
31 33
32 snprintf(fullname, fsz, "%s/%s.so", sprite_search_path, name); 34 snprintf(fullname, fsz, "%s/%s.so", sprite_search_path, name);
33 r = stat(fullname, &st); 35 r = stat(fullname, &st);
39 return fullname; 41 return fullname;
40 } 42 }
41 43
42 void sprite_set_search_path(char *path) { 44 void sprite_set_search_path(char *path) {
43 int sz; 45 int sz;
44 46
45 if (sprite_search_path) 47 if (sprite_search_path)
46 free(sprite_search_path); 48 free(sprite_search_path);
47 49
48 sprite_search_path = strdup(path); 50 sprite_search_path = strdup(path);
49 51
50 sz = strlen(sprite_search_path); 52 sz = strlen(sprite_search_path);
51 if(sprite_search_path[sz - 1] == '/') 53 if(sprite_search_path[sz - 1] == '/')
52 sprite_search_path[sz - 1] = 0; 54 sprite_search_path[sz - 1] = 0;
53 } 55 }
54 56
59 const char *bname; 61 const char *bname;
60 void *handle; 62 void *handle;
61 mb_sprite_t *(*cnstr)(redraw_man_t *, coord_t *); 63 mb_sprite_t *(*cnstr)(redraw_man_t *, coord_t *);
62 mb_sprite_t *obj; 64 mb_sprite_t *obj;
63 int r; 65 int r;
64 66
65 so_path = sprite_search_so(name); 67 so_path = sprite_search_so(name);
66 if(so_path == NULL) 68 if(so_path == NULL)
67 return NULL; 69 return NULL;
68 70
69 handle = dlopen(so_path, RTLD_LAZY); 71 handle = dlopen(so_path, RTLD_LAZY);
70 free(so_path); 72 free(so_path);
71 if (handle == NULL) 73 if (handle == NULL)
72 return NULL; 74 return NULL;
73 75
74 bname = strrchr(name, '/'); 76 bname = strrchr(name, '/');
75 if(bname != NULL && strlen(bname) > 250) 77 if(bname != NULL && strlen(bname) > 250)
76 return NULL; 78 return NULL;
77 79
78 if(bname == NULL) 80 if(bname == NULL)
79 bname = name; 81 bname = name;
80 else 82 else
81 bname++; 83 bname++;
82 84
83 snprintf(cnstr_name, sizeof(cnstr_name), "%s_new", bname); 85 snprintf(cnstr_name, sizeof(cnstr_name), "%s_new", bname);
84 cnstr = dlsym(handle, cnstr_name); 86 cnstr = dlsym(handle, cnstr_name);
85 if (cnstr == NULL) 87 if (cnstr == NULL)
86 return NULL; 88 return NULL;
87 89
88 obj = cnstr(rdman, root); 90 obj = cnstr(rdman, root);
89 91
90 return obj; 92 return obj;
91 } 93 }
92
93 /* vim: set ts=4 */