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27 lines
590 B
C
27 lines
590 B
C
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/* Conditionally execute a command based if the file argv[1] doesn't exist */
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/* Except for execvp, we stick to ANSI C. */
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# include "gcconfig.h"
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# include <stdio.h>
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int main(argc, argv, envp)
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int argc;
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char ** argv;
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char ** envp;
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{
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FILE * f;
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if (argc < 3) goto Usage;
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if ((f = fopen(argv[1], "rb")) != 0
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|| (f = fopen(argv[1], "r")) != 0) {
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fclose(f);
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return(0);
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}
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printf("^^^^Starting command^^^^\n");
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execvp(argv[2], argv+2);
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exit(1);
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Usage:
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fprintf(stderr, "Usage: %s file_name command\n", argv[0]);
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return(1);
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}
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