contrib/tcsh/sh.dir.c

340 #define IS_DOTDOT(sp, p) (ISDOTDOT(p) && ((p) == (sp) || *((p) - 1) == '/'))
341 #define IS_DOT(sp, p) (ISDOT(p) && ((p) == (sp) || *((p) - 1) == '/'))
878     Char *sp;
929 	sp = p;			/* save slash address */
932 	if (p != ++sp)
933 	    for (p1 = sp, p2 = p; (*p1++ = *p2++) != '\0';)
935 	p = sp;			/* save start of component */
946 	if (&cp[1] == sp && sp[0] == '.' && sp[1] == '.' && sp[2] == '\0')
949 	if (*sp == '\0') {	/* if component is null */
950 	    if (--sp == cp)	/* if path is one char (i.e. /) */
953 		*sp = '\0';
955 	else if (sp[0] == '.' && sp[1] == 0) {
957 		for (p1 = sp, p2 = p + 1; (*p1++ = *p2++) != '\0';)
959 		p = --sp;
961 	    else if (--sp != cp)
962 		*sp = '\0';
964 		sp[1] = '\0';
966 	else if (sp[0] == '.' && sp[1] == '.' && sp[2] == 0) {
973 	    *--sp = 0;		/* form the pathname for readlink */
975 	    if (sp != cp && /* symlinks != SYM_IGNORE && */
985 		*(p = sp) = '/';
989 		     * "/..". First, back sp up to the character past "yyy/".
991 		    while (*--sp != '/')
993 		    sp++;
994 		    *sp = 0;
998 		    p1 = newcp = xmalloc(((sp - cp) + Strlen(mlink) +
1012 		    p = sp - cp - 1 + newcp;
1029 	    *sp = '/';
1030 	    if (sp != cp)
1031 		while (*--sp != '/')
1034 		for (p1 = sp + 1, p2 = p + 1; (*p1++ = *p2++) != '\0';)
1036 		p = sp;
1038 	    else if (cp == sp)
1039 		*++sp = '\0';
1041 		*sp = '\0';
1046 	    if (sp != cp && symlinks == SYM_CHASE &&
1058 		 * point sp to p (rather than backing up).
1060 		sp = p;
1065 		     * remainder. First, back sp up to the character past
1068 		    while (*--sp != '/')
1070 		    sp++;
1071 		    *sp = 0;
1075 		    p1 = newcp = xmalloc(((sp - cp) + Strlen(mlink) +
1089 		    p = sp - cp - 1 + newcp;
1149 	    if ((sp = Strrchr(p2, '/')) != NULL)
1150 		*sp = '\0';