Return to if_not_there.c CVS log | Up to [local] / OpenXM_contrib2 / asir2000 / gc |
File: [local] / OpenXM_contrib2 / asir2000 / gc / if_not_there.c (download)
Revision 1.1.1.1 (vendor branch), Fri Dec 3 07:39:09 1999 UTC (24 years, 7 months ago) by noro
Imported asir2000 as OpenXM_contrib2/asir2000. |
/* Conditionally execute a command based if the file argv[1] doesn't exist */ /* Except for execvp, we stick to ANSI C. */ # include "gcconfig.h" # include <stdio.h> int main(argc, argv, envp) int argc; char ** argv; char ** envp; { FILE * f; if (argc < 3) goto Usage; if ((f = fopen(argv[1], "rb")) != 0 || (f = fopen(argv[1], "r")) != 0) { fclose(f); return(0); } printf("^^^^Starting command^^^^\n"); execvp(argv[2], argv+2); exit(1); Usage: fprintf(stderr, "Usage: %s file_name command\n", argv[0]); return(1); }