1 /* vi: set sw=4 ts=4: */
3 * Applet table generator.
4 * Runs on host and produces include/applet_tables.h
6 * Copyright (C) 2007 Denys Vlasenko <vda.linux@googlemail.com>
8 * Licensed under GPLv2, see file License in this tarball for details.
15 #include "../include/autoconf.h"
16 #include "../include/busybox.h"
21 enum bb_install_loc_t install_loc;
22 enum bb_suid_t need_suid;
23 /* true if instead of fork(); exec("applet"); waitpid();
24 * one can do fork(); exit(applet_main(argc,argv)); waitpid(); */
27 /* true if instead of fork(); exec("applet"); waitpid();
28 * one can simply call applet_main(argc,argv); */
32 /* Define struct bb_applet applets[] */
33 #include "../include/applets.h"
35 enum { NUM_APPLETS = sizeof(applets)/sizeof(applets[0]) };
37 static int offset[NUM_APPLETS];
39 static int cmp_name(const void *a, const void *b)
41 const struct bb_applet *aa = a;
42 const struct bb_applet *bb = b;
43 return strcmp(aa->name, bb->name);
46 int main(int argc, char **argv)
51 qsort(applets, NUM_APPLETS, sizeof(applets[0]), cmp_name);
53 /* Keep in sync with include/busybox.h! */
55 puts("const char applet_names[] ALIGN1 =");
58 for (i = 0; i < NUM_APPLETS; i++) {
60 ofs += strlen(applets[i].name) + 1;
61 printf("\"%s\" \"\\0\"\n", applets[i].name);
65 puts("int (*const applet_mains[])(int argc, char **argv) = {");
66 for (i = 0; i < NUM_APPLETS; i++) {
67 printf("%s_main,\n", applets[i].main);
71 #if ENABLE_FEATURE_INSTALLER || ENABLE_FEATURE_PREFER_APPLETS
72 puts("const uint32_t applet_nameofs[] = {");
74 puts("const uint16_t applet_nameofs[] ALIGN2 = {");
76 for (i = 0; i < NUM_APPLETS; i++) {
79 #if ENABLE_FEATURE_SUID
80 + (applets[i].need_suid << 14) /* 2 bits */
82 #if ENABLE_FEATURE_INSTALLER
83 + (applets[i].install_loc << 16) /* 3 bits */
85 #if ENABLE_FEATURE_PREFER_APPLETS
86 + (applets[i].nofork << 19)
87 + (applets[i].noexec << 20)