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- use (uC)libc functions. Saves a dozen bytes.

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This commit is contained in:
Bernhard Reutner-Fischer
2008-05-27 10:13:54 +00:00
parent 9cf0f62b15
commit 4fec346966
2 changed files with 16 additions and 5 deletions
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9
modutils/insmod.c
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@@ -4184,8 +4184,14 @@ int insmod_main(int argc, char **argv)
#if ENABLE_FEATURE_2_6_MODULES #if ENABLE_FEATURE_2_6_MODULES
#include <sys/mman.h> #include <sys/mman.h>
#ifdef __UCLIBC__
extern int init_module(void *module, unsigned long len, const char *options);
#else
#include <asm/unistd.h> #include <asm/unistd.h>
#include <sys/syscall.h> #include <sys/syscall.h>
#define init_module(mod, len, opts) syscall(__NR_init_module, mod, len, opts)
#endif
/* We use error numbers in a loose translation... */ /* We use error numbers in a loose translation... */
static const char *moderror(int err) static const char *moderror(int err)
@@ -4257,10 +4263,9 @@ static int insmod_ng_main(int argc ATTRIBUTE_UNUSED, char **argv)
map = xmalloc_open_read_close(filename, &len); map = xmalloc_open_read_close(filename, &len);
#endif #endif
if (syscall(__NR_init_module, map, len, options) != 0) if (init_module(map, len, options) != 0)
bb_error_msg_and_die("cannot insert '%s': %s", bb_error_msg_and_die("cannot insert '%s': %s",
filename, moderror(errno)); filename, moderror(errno));
return 0; return 0;
} }

10
modutils/rmmod.c
View File

@@ -8,7 +8,13 @@
*/ */
#include "libbb.h" #include "libbb.h"
#ifdef __UCLIBC__
extern int delete_module(const char *module, unsigned int flags);
#else
# include <sys/syscall.h> # include <sys/syscall.h>
# define delete_module(mod, flags) syscall(__NR_delete_module, mod, flags)
#endif
#if ENABLE_FEATURE_2_6_MODULES #if ENABLE_FEATURE_2_6_MODULES
static inline void filename2modname(char *modname, const char *afterslash) static inline void filename2modname(char *modname, const char *afterslash)
@@ -59,7 +65,7 @@ int rmmod_main(int argc, char **argv)
size_t pnmod = -1; /* previous number of modules */ size_t pnmod = -1; /* previous number of modules */
while (nmod != pnmod) { while (nmod != pnmod) {
if (syscall(__NR_delete_module, NULL, flags) != 0) { if (delete_module(NULL, flags) != 0) {
if (errno == EFAULT) if (errno == EFAULT)
return ret; return ret;
bb_perror_msg_and_die("rmmod"); bb_perror_msg_and_die("rmmod");
@@ -84,7 +90,7 @@ int rmmod_main(int argc, char **argv)
filename2modname(misc_buf, bb_basename(argv[n])); filename2modname(misc_buf, bb_basename(argv[n]));
} }
if (syscall(__NR_delete_module, ENABLE_FEATURE_2_6_MODULES ? misc_buf : argv[n], flags)) { if (delete_module(ENABLE_FEATURE_2_6_MODULES ? misc_buf : argv[n], flags)) {
bb_simple_perror_msg(argv[n]); bb_simple_perror_msg(argv[n]);
ret = EXIT_FAILURE; ret = EXIT_FAILURE;
} }