Fix OpenBSD build

CHANGES

@@ -1,6 +1,8 @@
 v3.0.3 - YYYY-MMM-DD (to be released)
 -------------------------------------
 
+ - Fix OpenBSD build
+   [Issue #1841 - @victorhora, @zimmerle, @juanfra684]
  - Variable names must match fully, not partially. Match should be case
    insensitive.
    [Issue #1818, #1820, #1810, #1808 - @michaelgranzow-avi, @victorhora,

configure.ac

@@ -332,7 +332,7 @@ AM_CONDITIONAL([USE_MUTEX_ON_PM], [test $mutexPm = true])
 
 
 # General link options
-if test "$PLATFORM" != "MacOSX"; then
+if test "$PLATFORM" != "MacOSX" -a "$PLATFORM" != "OpenBSD"; then
     GLOBAL_LDADD="-lrt  "
 fi
 

examples/multiprocess_c/multi.c

@@ -22,6 +22,7 @@
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/wait.h>
+#include <sys/time.h>
 
 #define FORKS 5
 #define REQUESTS_PER_PROCESS 100

src/utils/string.cc

@@ -17,7 +17,11 @@
 #include <stdlib.h>
 #include <stddef.h>
 #include <string.h>
+#ifdef __OpenBSD__
+#include <glob.h>
+#else
 #include <wordexp.h>
+#endif
 #include <stdint.h>
 #include <inttypes.h>
 

src/utils/system.cc

@@ -17,7 +17,11 @@
 #include <stdlib.h>
 #include <stddef.h>
 #include <string.h>
+#ifdef __OpenBSD__
+#include <glob.h>
+#else
 #include <wordexp.h>
+#endif
 #include <stdint.h>
 #include <inttypes.h>
 
@@ -119,10 +123,17 @@ std::string get_path(const std::string& file) {
 std::list<std::string> expandEnv(const std::string& var, int flags) {
     std::list<std::string> vars;
 
+#ifdef __OpenBSD__
+    glob_t p;
+    if (glob(var.c_str(), flags, NULL, &p) == false) {
+        if (p.gl_pathc) {
+            for (char** exp = p.gl_pathv; *exp; ++exp) {
+#else
     wordexp_t p;
     if (wordexp(var.c_str(), &p, flags) == false) {
         if (p.we_wordc) {
             for (char** exp = p.we_wordv; *exp; ++exp) {
+#endif
                 std::ifstream *iss = new std::ifstream(exp[0], std::ios::in);
                 if (iss->is_open()) {
                     iss->close();
@@ -131,12 +142,15 @@ std::list<std::string> expandEnv(const std::string& var, int flags) {
                 delete iss;
             }
         }
+#ifdef __OpenBSD__
+        globfree(&p);
+#else
         wordfree(&p);
+#endif
     }
     return vars;
 }
 
-
 bool createDir(std::string dir, int mode, std::string *error) {
     int ret = mkdir(dir.data(), mode);
     if (ret != 0 && errno != EEXIST) {