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system.c
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C/C++ Source or Header
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1988-08-15
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756b
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38 lines
/*
* Aztec C version 3.6 does not support system(), but here is a substitute.
* This is a bonafide untested-original-it-just-compiles routine.
* Manx will probably implement system() before we fix this version...
*/
#include <stdio.h>
#include <ctype.h>
#define KLUDGE1 256
#define KLUDGE2 64
int system(s)
char *s;
{
char text[KLUDGE1], *cp=text;
char **av[KLUDGE2];
int ac = 0;
int l = strlen(s);
if (l >= KLUDGE1)
return -1;
strcpy(text,s);
av[ac++] = text;
while(*cp && ac<KLUDGE2-1) {
if (isspace(*cp)) {
*cp++ = '\0';
while(isspace(*cp))
cp++;
if (*cp)
av[ac++] = cp;
}
else {
cp++;
}
}
av[ac] = NULL;
return fexecv(av[0], av);
}