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authorJohn Denker <jsd@av8n.com>2012-06-01 18:58:45 -0700
committerJohn Denker <jsd@av8n.com>2012-06-01 18:58:45 -0700
commitb732a73bc773789894466b0e5320b2f1fe42c7e9 (patch)
tree385358983f064a1f10a5080b33a3ba13010886db /envread.c
parent634d365a03cb0581a062cd3cf4db9ae69f1cde26 (diff)
original, as downloaded from http://www.qmail.org/netqmail-1.06.tar.gz
Diffstat (limited to 'envread.c')
-rw-r--r--envread.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/envread.c b/envread.c
new file mode 100644
index 0000000..80185de
--- /dev/null
+++ b/envread.c
@@ -0,0 +1,30 @@
+#include "env.h"
+#include "str.h"
+
+extern /*@null@*/char *env_get(s)
+char *s;
+{
+ int i;
+ unsigned int slen;
+ char *envi;
+
+ slen = str_len(s);
+ for (i = 0;envi = environ[i];++i)
+ if ((!str_diffn(s,envi,slen)) && (envi[slen] == '='))
+ return envi + slen + 1;
+ return 0;
+}
+
+extern char *env_pick()
+{
+ return environ[0];
+}
+
+extern char *env_findeq(s)
+char *s;
+{
+ for (;*s;++s)
+ if (*s == '=')
+ return s;
+ return 0;
+}