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READENV.C
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1990-03-30
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396b
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22 lines
/*
* readenv() - set macro values from the environment
*/
#include <stdio.h>
readenv()
{
extern long _base;
char *envp, *p, *strchr();
char buf[256];
envp = *((char **) (_base + 0x2c));
for (; strncmp(envp, "ARGV=", 5) != 0 ; envp += strlen(envp) + 1) {
strcpy(buf, envp);
if ((p = strchr(buf, '=')) == NULL)
return;
*p++ = '\0';
setmacro(buf, p);
}
}