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Annotation of 43BSD/usr.bin/learn/list.c, revision 1.1

1.1     ! root        1: #ifndef lint
        !             2: static char sccsid[] = "@(#)list.c     4.2     (Berkeley)      4/25/83";
        !             3: #endif not lint
        !             4: 
        !             5: #include "stdio.h"
        !             6: #include "lrnref.h"
        !             7: #include "signal.h"
        !             8: 
        !             9: int istop;
        !            10: 
        !            11: list(r)
        !            12: char *r;
        !            13: {
        !            14:        int stop(), intrpt();
        !            15:        FILE *ft;
        !            16:        char s[100];
        !            17: 
        !            18:        if (r==0)
        !            19:                return;
        !            20:        istop = 1;
        !            21:        signal(SIGINT, stop);
        !            22:        ft = fopen(r, "r");
        !            23:        if (ft != NULL) {
        !            24:                while (fgets(s, 100, ft) && istop)
        !            25:                        fputs(s, stdout);
        !            26:                fclose(ft);
        !            27:        }
        !            28:        signal(SIGINT, intrpt);
        !            29: }
        !            30: 
        !            31: stop()
        !            32: {
        !            33:        istop=0;
        !            34: }

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