aa7da7388
Denys Vlasenko
2009-09-13
Subject
add USE_PORTABLE_CODE option and use it in find applet
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Config.in+8 -0
| @@ -30,6 +30,14 @@ config EXTRA_COMPAT | |
| some GNU extensions in libc. You probably only need this option | |
| if you plan to run busybox on desktop. | |
| + | config USE_PORTABLE_CODE |
| + | bool "Avoid using GCC-specific code constructs" |
| + | default n |
| + | help |
| + | Use this option if you are trying to compile busybox with |
| + | compiler other than gcc. |
| + | If you do use gcc, this option may needlessly increase code size. |
| + | |
| choice | |
| prompt "Buffer allocation policy" | |
| default FEATURE_BUFFERS_USE_MALLOC | |
findutils/find.c+4 -0
| @@ -276,7 +276,11 @@ ACTF(inum) | |
| ACTF(exec) | |
| { | |
| int i, rc; | |
| + | #if ENABLE_USE_PORTABLE_CODE |
| + | char **argv = alloca(sizeof(char*) * (ap->exec_argc + 1)); |
| + | #else /* gcc 4.3.1 generates smaller code: */ |
| char *argv[ap->exec_argc + 1]; | |
| + | #endif |
| for (i = 0; i < ap->exec_argc; i++) | |
| argv[i] = subst(ap->exec_argv[i], ap->subst_count[i], fileName); | |
| argv[i] = NULL; /* terminate the list */ | |