8c66a9d07
Denys Vlasenko
2009-10-11
Subject
hush: shrink $RANDOM support
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shell/hush.c+4 -7
| @@ -1318,8 +1318,11 @@ static const char *get_local_var_value(const char *name) | |
| return utoa(G.root_ppid); | |
| // bash compat: UID? EUID? | |
| #if ENABLE_HUSH_RANDOM_SUPPORT | |
| - | if (strcmp(name, "RANDOM") == 0) |
| + | if (strcmp(name, "RANDOM") == 0) { |
| + | if (G.random_gen.galois_LFSR == 0) |
| + | INIT_RANDOM_T(&G.random_gen, G.root_pid, monotonic_us()); |
| return utoa(next_random(&G.random_gen)); | |
| + | } |
| #endif | |
| return NULL; | |
| } | |
| @@ -6605,9 +6608,6 @@ int hush_main(int argc, char **argv) | |
| if (!G.root_pid) { | |
| G.root_pid = getpid(); | |
| G.root_ppid = getppid(); | |
| - | #if ENABLE_HUSH_RANDOM_SUPPORT |
| - | INIT_RANDOM_T(&G.random_gen, G.root_pid, monotonic_us()); |
| - | #endif |
| } | |
| G.global_argv = argv + optind; | |
| G.global_argc = argc - optind; | |
| @@ -6696,9 +6696,6 @@ int hush_main(int argc, char **argv) | |
| G.root_pid = getpid(); | |
| G.root_ppid = getppid(); | |
| } | |
| - | #if ENABLE_HUSH_RANDOM_SUPPORT |
| - | INIT_RANDOM_T(&G.random_gen, G.root_pid, monotonic_us()); |
| - | #endif |
| /* If we are login shell... */ | |
| if (argv[0] && argv[0][0] == '-') { | |