8 |
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*/ |
9 |
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|
10 |
|
#include <stdlib.h> |
11 |
– |
#include <stdio.h> |
12 |
– |
#include <string.h> |
11 |
|
#include <setjmp.h> |
12 |
|
#include <ctype.h> |
13 |
|
|
14 |
+ |
#include "rtio.h" |
15 |
|
#include "rterror.h" |
16 |
|
#include "calcomp.h" |
17 |
|
|
25 |
|
|
26 |
|
|
27 |
|
int |
28 |
< |
main(argc, argv) |
30 |
< |
int argc; |
31 |
< |
char *argv[]; |
28 |
> |
main(int argc, char *argv[]) |
29 |
|
{ |
30 |
|
char expr[2048]; |
31 |
|
char *epos; |
32 |
|
FILE *fp; |
33 |
|
int i; |
34 |
< |
register char *cp; |
34 |
> |
char *cp; |
35 |
|
|
36 |
|
esupport |= E_VARIABLE|E_INCHAN|E_FUNCTION; |
37 |
|
esupport &= ~(E_REDEFW|E_RCONST|E_OUTCHAN); |
40 |
|
#endif |
41 |
|
varset("PI", ':', 3.14159265358979323846); |
42 |
|
|
43 |
< |
for (i = 1; i < argc; i++) |
44 |
< |
fcompile(argv[i]); |
45 |
< |
|
43 |
> |
for (i = 1; i < argc; i++) { |
44 |
> |
cp = getpath(argv[i], getrlibpath(), 0); |
45 |
> |
if (cp == NULL) { |
46 |
> |
eputs(argv[0]); |
47 |
> |
eputs(": cannot find file '"); |
48 |
> |
eputs(argv[i]); |
49 |
> |
eputs("'\n"); |
50 |
> |
quit(1); |
51 |
> |
} |
52 |
> |
fcompile(cp); |
53 |
> |
} |
54 |
|
setjmp(env); |
55 |
|
recover = 1; |
56 |
|
eclock++; |
63 |
|
epos[-1] = ' '; |
64 |
|
continue; /* escaped newline */ |
65 |
|
} |
66 |
+ |
while (epos > expr && isspace(epos[-1])) |
67 |
+ |
epos--; /* eliminate end spaces */ |
68 |
|
*epos = '\0'; |
69 |
|
epos = expr; |
70 |
|
switch (expr[0]) { |
73 |
|
case '?': |
74 |
|
for (cp = expr+1; isspace(*cp); cp++) |
75 |
|
; |
76 |
+ |
if (*calcontext(NULL)) |
77 |
+ |
printf("context is: %s\n", calcontext(NULL)); |
78 |
|
if (*cp) |
79 |
|
dprint(cp, stdout); |
80 |
|
else |
102 |
|
eputs("file name required\n"); |
103 |
|
continue; |
104 |
|
} |
105 |
+ |
cp = getpath(cp, getrlibpath(), 0); |
106 |
+ |
if (cp == NULL) { |
107 |
+ |
eputs("cannot find file\n"); |
108 |
+ |
continue; |
109 |
+ |
} |
110 |
|
fcompile(cp); |
111 |
|
eclock++; |
112 |
|
continue; |
113 |
+ |
case '[': |
114 |
+ |
for (cp = expr+1; isspace(*cp); cp++) |
115 |
+ |
; |
116 |
+ |
if (!isalpha(*cp)) { |
117 |
+ |
eputs("context name required\n"); |
118 |
+ |
continue; |
119 |
+ |
} |
120 |
+ |
printf("context now: %s\n", pushcontext(cp)); |
121 |
+ |
continue; |
122 |
+ |
case ']': |
123 |
+ |
cp = popcontext(); |
124 |
+ |
if (*cp) |
125 |
+ |
printf("context now: %s\n", cp); |
126 |
+ |
else |
127 |
+ |
printf("at global context\n"); |
128 |
+ |
continue; |
129 |
|
} |
130 |
|
if ((cp = strchr(expr, '=')) != NULL || |
131 |
|
(cp = strchr(expr, ':')) != NULL) { |
173 |
|
|
174 |
|
|
175 |
|
void |
176 |
< |
eputs(msg) |
147 |
< |
char *msg; |
176 |
> |
eputs(const char *msg) |
177 |
|
{ |
178 |
|
fputs(msg, stderr); |
179 |
|
} |
180 |
|
|
181 |
|
|
182 |
|
void |
183 |
< |
wputs(msg) |
155 |
< |
char *msg; |
183 |
> |
wputs(const char *msg) |
184 |
|
{ |
185 |
|
eputs(msg); |
186 |
|
} |
187 |
|
|
188 |
|
|
189 |
|
void |
190 |
< |
quit(code) |
163 |
< |
int code; |
190 |
> |
quit(int code) |
191 |
|
{ |
192 |
|
if (recover) /* a cavalier approach */ |
193 |
|
longjmp(env, 1); |