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introduce LONE_CHAR (optimized strcmp with one-char string)

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This commit is contained in:
Denis Vlasenko
2006-12-21 13:23:14 +00:00
parent 6910741067
commit bf66fbc8e2
17 changed files with 49 additions and 35 deletions
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10
coreutils/test.c
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@ -175,14 +175,16 @@ int bb_test(int argc, char **argv)
{
int res;
if (strcmp(argv[0], "[") == 0) {
if (strcmp(argv[--argc], "]")) {
if (LONE_CHAR(argv[0], '[')) {
--argc;
if (NOT_LONE_CHAR(argv[argc], ']')) {
bb_error_msg("missing ]");
return 2;
}
argv[argc] = NULL;
} else if (strcmp(argv[0], "[[") == 0) {
if (strcmp(argv[--argc], "]]")) {
--argc;
if (strcmp(argv[argc], "]]")) {
bb_error_msg("missing ]]");
return 2;
}
@ -578,6 +580,6 @@ static int is_a_group_member(gid_t gid)
int test_main(int argc, char **argv)
{
exit(bb_test(argc, argv));
return bb_test(argc, argv);
}