make it build on Mac OS X with macports

Signed-off-by: Michael Krelin <hacker@klever.net>

2 files changed, 23 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index 3ca0b4e..fbf373b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,24 +1,28 @@
 AC_INIT([napkin], [0.0], [napkin-bugs@klever.net])
 AC_CONFIG_AUX_DIR([aux.d])
 AC_CONFIG_SRCDIR([src/napkin.cc])
 AC_CONFIG_HEADERS([config.h])
 AM_INIT_AUTOMAKE([dist-bzip2])
 
 AC_PROG_INSTALL
 AC_PROG_CXX
 AC_PROG_CC
 AC_PROG_LIBTOOL
 PKG_PROG_PKG_CONFIG
 
+onegetcwd=false
+AC_CHECK_FUNCS([get_current_dir_name getcwd],[onegetcwd=true;break])
+$onegetcwd || AC_MSG_ERROR([no function to get current directory found. weird.])
+
 AC_HEADER_STDC
 
 AC_PATH_PROG([XSLTPROC],[xsltproc],[true])
 
 PKG_CHECK_MODULES([MODULES],[gtkmm-2.4 sqlite3],,[
  AC_MSG_ERROR([not all dependencies could be satisfied])
 ])
 
 AC_MSG_CHECKING([whether to enable debugging code])
 ndebug=true
 AC_ARG_ENABLE([debug],
  AC_HELP_STRING([--enable-debug],[enable debugging/development code]),
diff --git a/src/db.cc b/src/db.cc
index d1e0a85..9ae5f8f 100644
--- a/src/db.cc
+++ b/src/db.cc
@@ -8,29 +8,48 @@
 #include "config.h"
 
 namespace napkin {
 
     extern const char *sql_bootstrap;
 
     db_t::db_t() {
         const char *h = getenv("HOME");
         if(h) {
             datadir = h;
             datadir += "/."PACKAGE_NAME"/";
         }else{
+#if defined(HAVE_GET_CURRENT_DIR_NAME)
             char *cwd = get_current_dir_name();
             if(!cwd)
                 throw napkin::exception("failed to get_current_dir_name()");
             datadir = cwd;
             free(cwd);
+#elif defined(HAVE_GETCWD)
+            {
+                char cwd[
+# if defined(MAXPATH)
+                    MAXPATH
+# elif defined(MAXPATHLEN)
+                    MAXPATHLEN
+# else /* maxpath */
+                    512
+#endif /* maxpath */
+                ];
+                if(!getcwd(cwd,sizeof(cwd)))
+                    throw napkin::exception("failed to getcwd()");
+                datadir = cwd;
+            }
+#else /* get cwd */
+# error dunno how to get current workdir
+#endif /* get cwd */
             datadir += "/."PACKAGE_NAME"/";
         }
         if(access(datadir.c_str(),R_OK|W_OK)
                 && mkdir(datadir.c_str(),0700))
             throw napkin::exception("no access to '"+datadir+"' directory");
         open((datadir+PACKAGE_NAME".db").c_str());
         assert(_D);
         char **resp; int nr,nc; char *errm;
         if(sqlite3_get_table(
                     _D,
                     "SELECT s_tobed FROM sleeps LIMIT 0",
                     &resp,&nr,&nc,&errm)!=SQLITE_OK) {