From e5888a1ffdae813d7575f5fb02275c6bb07e5199 Mon Sep 17 00:00:00 2001 From: Taru Karttunen Date: Wed, 30 Mar 2011 15:46:40 +0300 Subject: Import sources from 2011-03-30 iso image --- sys/src/ape/lib/bsd/putenv.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100755 sys/src/ape/lib/bsd/putenv.c (limited to 'sys/src/ape/lib/bsd/putenv.c') diff --git a/sys/src/ape/lib/bsd/putenv.c b/sys/src/ape/lib/bsd/putenv.c new file mode 100755 index 000000000..63695ba76 --- /dev/null +++ b/sys/src/ape/lib/bsd/putenv.c @@ -0,0 +1,32 @@ +#include +#include +#include +#include + +int +putenv(char *s) +{ + int f, n; + char *value; + char buf[300]; + + value = strchr(s, '='); + if (value) { + n = value-s; + if(n<=0 || n > sizeof(buf)-6) + return -1; + strcpy(buf, "/env/"); + strncpy(buf+5, s, n); + buf[n+5] = 0; + f = creat(buf, 0666); + if(f < 0) + return 1; + value++; + n = strlen(value); + if(write(f, value, n) != n) + return -1; + close(f); + return 0; + } else + return -1; +} -- cgit v1.2.3