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Run through indent, fix comments
This commit is contained in:
Glenn L McGrath
parent
03195fc16f
commit
acfc0d872e
238
coreutils/test.c
238
coreutils/test.c
@ -110,47 +110,49 @@ enum token_types {
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static const struct t_op {
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const char *op_text;
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short op_num, op_type;
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} ops [] = {
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{"-r", FILRD, UNOP},
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{"-w", FILWR, UNOP},
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{"-x", FILEX, UNOP},
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{"-e", FILEXIST,UNOP},
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{"-f", FILREG, UNOP},
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{"-d", FILDIR, UNOP},
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{"-c", FILCDEV,UNOP},
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{"-b", FILBDEV,UNOP},
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{"-p", FILFIFO,UNOP},
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{"-u", FILSUID,UNOP},
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{"-g", FILSGID,UNOP},
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{"-k", FILSTCK,UNOP},
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{"-s", FILGZ, UNOP},
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{"-t", FILTT, UNOP},
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{"-z", STREZ, UNOP},
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{"-n", STRNZ, UNOP},
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{"-h", FILSYM, UNOP}, /* for backwards compat */
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{"-O", FILUID, UNOP},
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{"-G", FILGID, UNOP},
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{"-L", FILSYM, UNOP},
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{"-S", FILSOCK,UNOP},
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{"=", STREQ, BINOP},
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{"!=", STRNE, BINOP},
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{"<", STRLT, BINOP},
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{">", STRGT, BINOP},
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{"-eq", INTEQ, BINOP},
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{"-ne", INTNE, BINOP},
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{"-ge", INTGE, BINOP},
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{"-gt", INTGT, BINOP},
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{"-le", INTLE, BINOP},
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{"-lt", INTLT, BINOP},
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{"-nt", FILNT, BINOP},
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{"-ot", FILOT, BINOP},
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{"-ef", FILEQ, BINOP},
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{"!", UNOT, BUNOP},
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{"-a", BAND, BBINOP},
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{"-o", BOR, BBINOP},
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{"(", LPAREN, PAREN},
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{")", RPAREN, PAREN},
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{0, 0, 0}
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} ops[] = {
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{
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"-r", FILRD, UNOP}, {
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"-w", FILWR, UNOP}, {
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"-x", FILEX, UNOP}, {
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"-e", FILEXIST, UNOP}, {
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"-f", FILREG, UNOP}, {
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"-d", FILDIR, UNOP}, {
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"-c", FILCDEV, UNOP}, {
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"-b", FILBDEV, UNOP}, {
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"-p", FILFIFO, UNOP}, {
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"-u", FILSUID, UNOP}, {
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"-g", FILSGID, UNOP}, {
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"-k", FILSTCK, UNOP}, {
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"-s", FILGZ, UNOP}, {
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"-t", FILTT, UNOP}, {
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"-z", STREZ, UNOP}, {
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"-n", STRNZ, UNOP}, {
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"-h", FILSYM, UNOP}, /* for backwards compat */
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{
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"-O", FILUID, UNOP}, {
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"-G", FILGID, UNOP}, {
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"-L", FILSYM, UNOP}, {
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"-S", FILSOCK, UNOP}, {
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"=", STREQ, BINOP}, {
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"!=", STRNE, BINOP}, {
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"<", STRLT, BINOP}, {
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">", STRGT, BINOP}, {
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"-eq", INTEQ, BINOP}, {
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"-ne", INTNE, BINOP}, {
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"-ge", INTGE, BINOP}, {
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"-gt", INTGT, BINOP}, {
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"-le", INTLE, BINOP}, {
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"-lt", INTLT, BINOP}, {
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"-nt", FILNT, BINOP}, {
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"-ot", FILOT, BINOP}, {
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"-ef", FILEQ, BINOP}, {
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"!", UNOT, BUNOP}, {
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"-a", BAND, BBINOP}, {
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"-o", BOR, BBINOP}, {
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"(", LPAREN, PAREN}, {
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")", RPAREN, PAREN}, {
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0, 0, 0}
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};
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static char **t_wp;
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@ -158,7 +160,7 @@ static struct t_op const *t_wp_op;
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static gid_t *group_array = NULL;
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static int ngroups;
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static enum token t_lex(char* s);
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static enum token t_lex(char *s);
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static int oexpr(enum token n);
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static int aexpr(enum token n);
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static int nexpr(enum token n);
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@ -174,10 +176,9 @@ static int test_eaccess(char *path, int mode);
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static int is_a_group_member(gid_t gid);
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static void initialize_group_array(void);
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extern int
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test_main(int argc, char** argv)
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extern int test_main(int argc, char **argv)
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{
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int res;
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int res;
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if (strcmp(applet_name, "[") == 0) {
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if (strcmp(argv[--argc], "]"))
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@ -187,29 +188,27 @@ test_main(int argc, char** argv)
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/* Implement special cases from POSIX.2, section 4.62.4 */
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switch (argc) {
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case 1:
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exit( 1);
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exit(1);
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case 2:
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exit (*argv[1] == '\0');
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exit(*argv[1] == '\0');
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case 3:
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if (argv[1][0] == '!' && argv[1][1] == '\0') {
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exit (!(*argv[2] == '\0'));
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exit(!(*argv[2] == '\0'));
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}
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break;
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case 4:
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if (argv[1][0] != '!' || argv[1][1] != '\0') {
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if (t_lex(argv[2]),
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t_wp_op && t_wp_op->op_type == BINOP) {
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if (t_lex(argv[2]), t_wp_op && t_wp_op->op_type == BINOP) {
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t_wp = &argv[1];
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exit (binop() == 0);
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exit(binop() == 0);
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}
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}
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break;
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case 5:
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if (argv[1][0] == '!' && argv[1][1] == '\0') {
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if (t_lex(argv[3]),
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t_wp_op && t_wp_op->op_type == BINOP) {
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if (t_lex(argv[3]), t_wp_op && t_wp_op->op_type == BINOP) {
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t_wp = &argv[2];
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exit (!(binop() == 0));
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exit(!(binop() == 0));
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}
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}
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break;
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@ -221,36 +220,31 @@ test_main(int argc, char** argv)
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if (*t_wp != NULL && *++t_wp != NULL)
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syntax(*t_wp, "unknown operand");
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return( res);
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return (res);
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}
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static void
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syntax(op, msg)
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const char *op;
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const char *msg;
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static void syntax(const char *op, const char *msg)
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{
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if (op && *op)
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if (op && *op) {
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error_msg_and_die("%s: %s", op, msg);
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else
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} else {
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error_msg_and_die("%s", msg);
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}
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}
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static int
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oexpr(n)
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enum token n;
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static int oexpr(enum token n)
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{
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int res;
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res = aexpr(n);
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if (t_lex(*++t_wp) == BOR)
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if (t_lex(*++t_wp) == BOR) {
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return oexpr(t_lex(*++t_wp)) || res;
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}
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t_wp--;
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return res;
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}
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static int
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aexpr(n)
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enum token n;
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static int aexpr(enum token n)
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{
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int res;
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@ -261,23 +255,20 @@ aexpr(n)
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return res;
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}
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static int
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nexpr(n)
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enum token n; /* token */
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static int nexpr(enum token n)
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{
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if (n == UNOT)
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return !nexpr(t_lex(*++t_wp));
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return primary(n);
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}
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static int
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primary(n)
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enum token n;
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static int primary(enum token n)
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{
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int res;
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if (n == EOI)
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if (n == EOI) {
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syntax(NULL, "argument expected");
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}
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if (n == LPAREN) {
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res = oexpr(t_lex(*++t_wp));
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if (t_lex(*++t_wp) != RPAREN)
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@ -302,13 +293,12 @@ primary(n)
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if (t_lex(t_wp[1]), t_wp_op && t_wp_op->op_type == BINOP) {
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return binop();
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}
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}
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return strlen(*t_wp) > 0;
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}
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static int
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binop()
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static int binop()
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{
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const char *opnd1, *opnd2;
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struct t_op const *op;
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@ -317,9 +307,9 @@ binop()
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(void) t_lex(*++t_wp);
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op = t_wp_op;
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if ((opnd2 = *++t_wp) == (char *)0)
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if ((opnd2 = *++t_wp) == (char *) 0)
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syntax(op->op_text, "argument expected");
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switch (op->op_num) {
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case STREQ:
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return strcmp(opnd1, opnd2) == 0;
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@ -342,20 +332,17 @@ binop()
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case INTLT:
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return getn(opnd1) < getn(opnd2);
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case FILNT:
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return newerf (opnd1, opnd2);
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return newerf(opnd1, opnd2);
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case FILOT:
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return olderf (opnd1, opnd2);
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return olderf(opnd1, opnd2);
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case FILEQ:
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return equalf (opnd1, opnd2);
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return equalf(opnd1, opnd2);
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}
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/* NOTREACHED */
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return 1;
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}
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static int
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filstat(nm, mode)
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char *nm;
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enum token mode;
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static int filstat(char *nm, enum token mode)
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{
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struct stat s;
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unsigned int i;
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@ -370,7 +357,7 @@ filstat(nm, mode)
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return 0;
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}
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if (stat(nm, &s) != 0)
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if (stat(nm, &s) != 0)
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return 0;
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switch (mode) {
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@ -427,21 +414,19 @@ filstat(nm, mode)
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return 1;
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}
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filetype:
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filetype:
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return ((s.st_mode & S_IFMT) == i);
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filebit:
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filebit:
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return ((s.st_mode & i) != 0);
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}
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static enum token
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t_lex(s)
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char *s;
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static enum token t_lex(char *s)
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{
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struct t_op const *op = ops;
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if (s == 0) {
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t_wp_op = (struct t_op *)0;
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t_wp_op = (struct t_op *) 0;
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return EOI;
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}
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while (op->op_text) {
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@ -451,14 +436,12 @@ t_lex(s)
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}
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op++;
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}
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t_wp_op = (struct t_op *)0;
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t_wp_op = (struct t_op *) 0;
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return OPERAND;
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}
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/* atoi with error detection */
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static int
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getn(s)
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const char *s;
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static int getn(const char *s)
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{
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char *p;
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long r;
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@ -467,69 +450,57 @@ getn(s)
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r = strtol(s, &p, 10);
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if (errno != 0)
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error_msg_and_die("%s: out of range", s);
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error_msg_and_die("%s: out of range", s);
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while (isspace(*p))
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p++;
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p++;
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if (*p)
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error_msg_and_die("%s: bad number", s);
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error_msg_and_die("%s: bad number", s);
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return (int) r;
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}
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static int
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newerf (f1, f2)
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const char *f1, *f2;
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static int newerf(const char *f1, const char *f2)
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{
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struct stat b1, b2;
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return (stat (f1, &b1) == 0 &&
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stat (f2, &b2) == 0 &&
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b1.st_mtime > b2.st_mtime);
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return (stat(f1, &b1) == 0 &&
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stat(f2, &b2) == 0 && b1.st_mtime > b2.st_mtime);
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}
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static int
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olderf (f1, f2)
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const char *f1, *f2;
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static int olderf(const char *f1, const char *f2)
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{
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struct stat b1, b2;
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return (stat (f1, &b1) == 0 &&
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stat (f2, &b2) == 0 &&
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b1.st_mtime < b2.st_mtime);
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return (stat(f1, &b1) == 0 &&
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stat(f2, &b2) == 0 && b1.st_mtime < b2.st_mtime);
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}
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static int
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equalf (f1, f2)
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const char *f1, *f2;
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static int equalf(const char *f1, const char *f2)
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{
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struct stat b1, b2;
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return (stat (f1, &b1) == 0 &&
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stat (f2, &b2) == 0 &&
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b1.st_dev == b2.st_dev &&
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b1.st_ino == b2.st_ino);
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return (stat(f1, &b1) == 0 &&
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stat(f2, &b2) == 0 &&
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b1.st_dev == b2.st_dev && b1.st_ino == b2.st_ino);
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}
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/* Do the same thing access(2) does, but use the effective uid and gid,
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and don't make the mistake of telling root that any file is
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executable. */
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static int
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test_eaccess (path, mode)
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char *path;
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int mode;
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static int test_eaccess(char *path, int mode)
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{
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struct stat st;
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unsigned int euid = geteuid();
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if (stat (path, &st) < 0)
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if (stat(path, &st) < 0)
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return (-1);
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if (euid == 0) {
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/* Root can read or write any file. */
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if (mode != X_OK)
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return (0);
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return (0);
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/* Root can execute any file that has any one of the execute
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bits set. */
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@ -537,9 +508,9 @@ int mode;
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return (0);
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}
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if (st.st_uid == euid) /* owner */
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if (st.st_uid == euid) /* owner */
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mode <<= 6;
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else if (is_a_group_member (st.st_gid))
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else if (is_a_group_member(st.st_gid))
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mode <<= 3;
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if (st.st_mode & mode)
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@ -548,8 +519,7 @@ int mode;
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return (-1);
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}
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static void
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initialize_group_array ()
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static void initialize_group_array()
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{
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ngroups = getgroups(0, NULL);
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group_array = xrealloc(group_array, ngroups * sizeof(gid_t));
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@ -557,9 +527,7 @@ initialize_group_array ()
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}
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/* Return non-zero if GID is one that we have in our groups list. */
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static int
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is_a_group_member (gid)
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gid_t gid;
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static int is_a_group_member(gid_t gid)
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{
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register int i;
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@ -568,7 +536,7 @@ gid_t gid;
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return (1);
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if (ngroups == 0)
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initialize_group_array ();
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initialize_group_array();
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/* Search through the list looking for GID. */
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for (i = 0; i < ngroups; i++)
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