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author | tromey <tromey@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-04-07 08:01:30 +0000 |
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committer | tromey <tromey@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-04-07 08:01:30 +0000 |
commit | 4eac4b716a6e15c801da6aa27c301a092871ab02 (patch) | |
tree | e6d8fcc8767be9361e18c552ee43ecfc3b4fdea8 /boehm-gc/if_not_there.c | |
parent | 48d678ffe51c7ad953681d9d1887eeac5d6ec2d7 (diff) | |
download | gcc-4eac4b716a6e15c801da6aa27c301a092871ab02.tar.gz |
Initial revision
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26246 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'boehm-gc/if_not_there.c')
-rw-r--r-- | boehm-gc/if_not_there.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/boehm-gc/if_not_there.c b/boehm-gc/if_not_there.c new file mode 100644 index 00000000000..9616309d824 --- /dev/null +++ b/boehm-gc/if_not_there.c @@ -0,0 +1,26 @@ +/* Conditionally execute a command based if the file argv[1] doesn't exist */ +/* Except for execvp, we stick to ANSI C. */ +# include "config.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); +} + |