linux-master/scripts/unifdef.c

642 	const char *cp;
659 	cp = skipcomment(tline);
661 		if (*cp == '#') {
664 			cp = skipcomment(cp + 1);
665 		} else if (*cp != '\0')
669 		keyword = tline + (cp - tline);
670 		cp = skipsym(cp);
671 		kwlen = cp - keyword;
673 		if (strncmp(cp, "\\\r\n", 3) == 0 ||
674 		    strncmp(cp, "\\\n", 2) == 0)
678 			cp = skipcomment(cp);
679 			if ((cursym = findsym(cp)) < 0)
691 			cp = skipsym(cp);
693 			retval = ifeval(&cp);
695 			retval = ifeval(&cp) - LT_IF + LT_ELIF;
704 		cp = skipcomment(cp);
705 		if (*cp != '\0') {
722 			size_t len = cp - tline;
726 				cp += strlen(newline);
734 		while (*cp != '\0')
735 			cp = skipcomment(cp + 1);
827 	const char *cp;
833 	cp = skipcomment(*cpp);
834 	if (*cp == '!') {
836 		cp++;
837 		lt = eval_unary(ops, valp, &cp);
844 	} else if (*cp == '(') {
845 		cp++;
847 		lt = eval_table(eval_ops, valp, &cp);
850 		cp = skipcomment(cp);
851 		if (*cp++ != ')')
853 	} else if (isdigit((unsigned char)*cp)) {
855 		*valp = strtol(cp, &ep, 0);
856 		if (ep == cp)
859 		cp = skipsym(cp);
860 	} else if (strncmp(cp, "defined", 7) == 0 && endsym(cp[7])) {
861 		cp = skipcomment(cp+7);
863 		if (*cp == '(') {
864 			cp = skipcomment(cp+1);
869 		sym = findsym(cp);
876 		cp = skipsym(cp);
877 		cp = skipcomment(cp);
878 		if (defparen && *cp++ != ')')
881 	} else if (!endsym(*cp)) {
883 		sym = findsym(cp);
884 		cp = skipsym(cp);
887 			cp = skipargs(cp);
896 			cp = skipargs(cp);
904 	*cpp = cp;
916 	const char *cp;
921 	cp = *cpp;
922 	lt = ops->inner(ops+1, valp, &cp);
926 		cp = skipcomment(cp);
928 			if (strncmp(cp, op->str, strlen(op->str)) == 0)
932 		cp += strlen(op->str);
934 		rt = ops->inner(ops+1, &val, &cp);
940 	*cpp = cp;
972 skipcomment(const char *cp)
975 		for (; isspace((unsigned char)*cp); cp++)
976 			if (*cp == '\n')
978 		return (cp);
980 	while (*cp != '\0')
982 		if (strncmp(cp, "\\\r\n", 3) == 0)
983 			cp += 3;
984 		else if (strncmp(cp, "\\\n", 2) == 0)
985 			cp += 2;
988 			if (strncmp(cp, "/\\\r\n", 4) == 0) {
990 				cp += 4;
991 			} else if (strncmp(cp, "/\\\n", 3) == 0) {
993 				cp += 3;
994 			} else if (strncmp(cp, "/*", 2) == 0) {
996 				cp += 2;
997 			} else if (strncmp(cp, "//", 2) == 0) {
999 				cp += 2;
1000 			} else if (strncmp(cp, "\'", 1) == 0) {
1003 				cp += 1;
1004 			} else if (strncmp(cp, "\"", 1) == 0) {
1007 				cp += 1;
1008 			} else if (strncmp(cp, "\n", 1) == 0) {
1010 				cp += 1;
1011 			} else if (strchr(" \r\t", *cp) != NULL) {
1012 				cp += 1;
1014 				return (cp);
1017 			if (strncmp(cp, "\n", 1) == 0) {
1021 			cp += 1;
1025 			if ((incomment == CHAR_LITERAL && cp[0] == '\'') ||
1026 			    (incomment == STRING_LITERAL && cp[0] == '\"')) {
1028 				cp += 1;
1029 			} else if (cp[0] == '\\') {
1030 				if (cp[1] == '\0')
1031 					cp += 1;
1033 					cp += 2;
1034 			} else if (strncmp(cp, "\n", 1) == 0) {
1040 				cp += 1;
1043 			if (strncmp(cp, "*\\\r\n", 4) == 0) {
1045 				cp += 4;
1046 			} else if (strncmp(cp, "*\\\n", 3) == 0) {
1048 				cp += 3;
1049 			} else if (strncmp(cp, "*/", 2) == 0) {
1051 				cp += 2;
1053 				cp += 1;
1056 			if (*cp == '*') {
1058 				cp += 1;
1059 			} else if (*cp == '/') {
1061 				cp += 1;
1068 			if (*cp == '/') {
1070 				cp += 1;
1077 	return (cp);
1084 skipargs(const char *cp)
1086 	const char *ocp = cp;
1088 	cp = skipcomment(cp);
1089 	if (*cp != '(')
1090 		return (cp);
1092 		if (*cp == '(')
1094 		if (*cp == ')')
1096 		cp = skipcomment(cp+1);
1097 	} while (level != 0 && *cp != '\0');
1099 		return (cp);
1109 skipsym(const char *cp)
1111 	while (!endsym(*cp))
1112 		++cp;
1113 	return (cp);
1123 	const char *cp;
1126 	cp = skipsym(str);
1127 	if (cp == str)
1135 		    (int)(cp-str), str,
1141 		if (strlcmp(symname[symind], str, cp-str) == 0) {