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author | rsc <devnull@localhost> | 2003-11-23 18:12:54 +0000 |
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committer | rsc <devnull@localhost> | 2003-11-23 18:12:54 +0000 |
commit | fd04aacee17b348da206c13a550dc1029669805f (patch) | |
tree | 9bdd35a25ff6e3d6e9a0171b06240a76723f922c /src/lib9/waitpid.c | |
parent | 74f990ad84deb1591ddb91be4fc8152ec0c46222 (diff) | |
download | plan9port-fd04aacee17b348da206c13a550dc1029669805f.tar.gz plan9port-fd04aacee17b348da206c13a550dc1029669805f.tar.bz2 plan9port-fd04aacee17b348da206c13a550dc1029669805f.zip |
Various additions and fixes.
Diffstat (limited to 'src/lib9/waitpid.c')
-rw-r--r-- | src/lib9/waitpid.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/lib9/waitpid.c b/src/lib9/waitpid.c new file mode 100644 index 00000000..3df8ef89 --- /dev/null +++ b/src/lib9/waitpid.c @@ -0,0 +1,20 @@ +#include <u.h> +#include <libc.h> + +int +waitpid(void) +{ + int n; + char buf[512], *fld[5]; + + n = await(buf, sizeof buf-1); + if(n <= 0) + return -1; + buf[n] = '\0'; + if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){ + werrstr("couldn't parse wait message"); + return -1; + } + return atoi(fld[0]); +} + |