1 |
< |
/* Copyright (c) 1991 Regents of the University of California */ |
1 |
> |
/* Copyright (c) 1996 Regents of the University of California */ |
2 |
|
|
3 |
|
#ifndef lint |
4 |
|
static char SCCSid[] = "$SunId$ LBL"; |
20 |
|
|
21 |
|
|
22 |
|
char * |
23 |
< |
sskip(s) /* skip word in string */ |
23 |
> |
atos(rs, nb, s) /* get word from string, returning rs */ |
24 |
> |
char *rs; |
25 |
> |
register int nb; |
26 |
|
register char *s; |
27 |
|
{ |
28 |
+ |
register char *cp = rs; |
29 |
+ |
|
30 |
|
while (isspace(*s)) |
31 |
|
s++; |
32 |
+ |
while (--nb > 0 && *s && !isspace(*s)) |
33 |
+ |
*cp++ = *s++; |
34 |
+ |
*cp = '\0'; |
35 |
+ |
return(rs); |
36 |
+ |
} |
37 |
+ |
|
38 |
+ |
|
39 |
+ |
char * |
40 |
+ |
nextword(cp, nb, s) /* get (quoted) word, returning new s */ |
41 |
+ |
register char *cp; |
42 |
+ |
register int nb; |
43 |
+ |
register char *s; |
44 |
+ |
{ |
45 |
+ |
int quote = 0; |
46 |
+ |
|
47 |
+ |
if (s == NULL) return(NULL); |
48 |
+ |
while (isspace(*s)) |
49 |
+ |
s++; |
50 |
+ |
switch (*s) { |
51 |
+ |
case '\0': |
52 |
+ |
return(NULL); |
53 |
+ |
case '"': |
54 |
+ |
case '\'': |
55 |
+ |
quote = *s++; |
56 |
+ |
} |
57 |
+ |
while (--nb > 0 && *s && (quote ? *s!=quote : !isspace(*s))) |
58 |
+ |
*cp++ = *s++; |
59 |
+ |
*cp = '\0'; |
60 |
+ |
if (quote && *s==quote) |
61 |
+ |
s++; |
62 |
+ |
return(s); |
63 |
+ |
} |
64 |
+ |
|
65 |
+ |
|
66 |
+ |
char * |
67 |
+ |
sskip(s) /* skip word in string, leaving on space */ |
68 |
+ |
register char *s; |
69 |
+ |
{ |
70 |
+ |
while (isspace(*s)) |
71 |
+ |
s++; |
72 |
|
while (*s && !isspace(*s)) |
73 |
|
s++; |
74 |
|
return(s); |
76 |
|
|
77 |
|
|
78 |
|
char * |
79 |
< |
iskip(s) /* skip integer in string */ |
80 |
< |
char *s; |
79 |
> |
sskip2(s, n) /* skip word(s) in string, leaving on word */ |
80 |
> |
register char *s; |
81 |
> |
register int n; |
82 |
|
{ |
83 |
< |
register char *cp = s; |
83 |
> |
while (isspace(*s)) |
84 |
> |
s++; |
85 |
> |
while (n-- > 0) { |
86 |
> |
while (*s && !isspace(*s)) |
87 |
> |
s++; |
88 |
> |
while (isspace(*s)) |
89 |
> |
s++; |
90 |
> |
} |
91 |
> |
return(s); |
92 |
> |
} |
93 |
|
|
94 |
< |
while (isspace(*cp)) |
95 |
< |
cp++; |
96 |
< |
if (*cp == '-' || *cp == '+') |
97 |
< |
cp++; |
98 |
< |
while (isdigit(*cp)) |
99 |
< |
cp++; |
100 |
< |
return(cp); |
94 |
> |
|
95 |
> |
char * |
96 |
> |
iskip(s) /* skip integer in string */ |
97 |
> |
register char *s; |
98 |
> |
{ |
99 |
> |
while (isspace(*s)) |
100 |
> |
s++; |
101 |
> |
if (*s == '-' || *s == '+') |
102 |
> |
s++; |
103 |
> |
if (!isdigit(*s)) |
104 |
> |
return(NULL); |
105 |
> |
do |
106 |
> |
s++; |
107 |
> |
while (isdigit(*s)); |
108 |
> |
return(s); |
109 |
|
} |
110 |
|
|
111 |
|
|
112 |
|
char * |
113 |
|
fskip(s) /* skip float in string */ |
114 |
< |
char *s; |
114 |
> |
register char *s; |
115 |
|
{ |
116 |
< |
register char *cp = s; |
116 |
> |
register char *cp; |
117 |
|
|
118 |
< |
while (isspace(*cp)) |
119 |
< |
cp++; |
120 |
< |
if (*cp == '-' || *cp == '+') |
121 |
< |
cp++; |
118 |
> |
while (isspace(*s)) |
119 |
> |
s++; |
120 |
> |
if (*s == '-' || *s == '+') |
121 |
> |
s++; |
122 |
> |
cp = s; |
123 |
|
while (isdigit(*cp)) |
124 |
|
cp++; |
125 |
|
if (*cp == '.') { |
126 |
< |
cp++; |
126 |
> |
cp++; s++; |
127 |
|
while (isdigit(*cp)) |
128 |
|
cp++; |
129 |
|
} |
130 |
+ |
if (cp == s) |
131 |
+ |
return(NULL); |
132 |
|
if (*cp == 'e' || *cp == 'E') |
133 |
|
return(iskip(cp+1)); |
134 |
|
return(cp); |
141 |
|
register char *cp; |
142 |
|
|
143 |
|
cp = iskip(s); |
144 |
< |
return(cp > s && *cp == '\0'); |
144 |
> |
return(cp != NULL && *cp == '\0'); |
145 |
|
} |
146 |
|
|
147 |
|
|
151 |
|
register char *cp; |
152 |
|
|
153 |
|
cp = iskip(s); |
154 |
< |
return(cp > s && strchr(*cp, ds) != NULL); |
154 |
> |
return(cp != NULL && strchr(ds, *cp) != NULL); |
155 |
|
} |
156 |
|
|
157 |
|
|
161 |
|
register char *cp; |
162 |
|
|
163 |
|
cp = fskip(s); |
164 |
< |
return(cp > s && *cp == '\0'); |
164 |
> |
return(cp != NULL && *cp == '\0'); |
165 |
|
} |
166 |
|
|
167 |
|
|
171 |
|
register char *cp; |
172 |
|
|
173 |
|
cp = fskip(s); |
174 |
< |
return(cp > s && strchr(*cp, ds) != NULL); |
174 |
> |
return(cp != NULL && strchr(ds, *cp) != NULL); |
175 |
|
} |