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Lines Matching defs:expr

61 	static pattern_t *expr = NULL;
71 		if (!expr) seterrmsg("no previous pattern");
72 		return expr;
76 	if (expr && !patlock)
77 		regfree(expr);
78 	else if ((expr = (pattern_t *) malloc(sizeof(pattern_t))) == NULL) {
84 	if ((n = regcomp(expr, exps, ere)) != 0) {
85 		regerror(n, expr, errmsg, sizeof errmsg);
86 		free(expr);
87 		return expr = NULL;
89 	return expr;