tfix warnings for output folder creation - slidergrid - grid of elastic sliders on a frictional surface
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       ---
 (DIR) commit aa7f30b3e772dca9dfc4bc189437b5c3acbeb6d3
 (DIR) parent 9d4d792211a8c8e0a94dfa6d22b90e9ed6c7c608
 (HTM) Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
       Date:   Thu, 17 Mar 2016 15:49:54 -0700
       
       fix warnings for output folder creation
       
       Diffstat:
         M slidergrid/main.c                   |       6 +++---
       
       1 file changed, 3 insertions(+), 3 deletions(-)
       ---
 (DIR) diff --git a/slidergrid/main.c b/slidergrid/main.c
       t@@ -104,10 +104,10 @@ int main(int argc, char** argv)
            struct stat st = {0};
            int status;
            if (stat(output_folder, &st) == -1) {
       -        if (status = mkdir(output_folder,
       -                    S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH)) {
       +        status = mkdir(output_folder, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
       +        if (status != 0) {
                    fprintf(stderr, "Error: Could not create output folder '%s' (%d)\n",
       -                    output_folder);
       +                    output_folder, status);
                    return 1;
                }
            }