Return to system.c CVS log

Up to [CSRG BSD Unix] / 43BSD / contrib / icon / functions

Annotation of 43BSD/contrib/icon/functions/system.c, revision 1.1

1.1     ! root        1: #include "../h/rt.h"
        !             2: 
        !             3: /*
        !             4:  * system(s) - execute string s as a system command.
        !             5:  */
        !             6: 
        !             7: Xsystem(nargs, arg1, arg0)
        !             8: int nargs;
        !             9: struct descrip arg1, arg0;
        !            10:    {
        !            11:    char sbuf[MAXSTRING];
        !            12: 
        !            13:    DeRef(arg1)
        !            14: 
        !            15:    /*
        !            16:     * s must be string and smaller than MAXSTRING characters long.
        !            17:     */
        !            18:    if (!QUAL(arg1) || STRLEN(arg1) < 0)
        !            19:       runerr(103, &arg1);
        !            20:    if (STRLEN(arg1) >= MAXSTRING)
        !            21:       runerr(210, &arg1);
        !            22:    qtos(&arg1, sbuf);
        !            23: 
        !            24:    /*
        !            25:     * Pass the C string made by qtos to the UNIX system() function and
        !            26:     *  return the exit code of the command as the result of system().
        !            27:     */
        !            28:    mkint((long)((system(sbuf) >> 8) & 0377), &arg0);
        !            29:    }
        !            30: 
        !            31: Procblock(system,1)

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.