popup error dialog when .taskrc does not exist

[ptask.git] / src / tw.c

diff --git a/src/tw.c b/src/tw.c
index 890449f..5a6e4c9 100644 (file)
--- a/src/tw.c
+++ b/src/tw.c
@@ -20,12 +20,37 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h>
 
 #include <json/json.h>
 
 #include "note.h"
 #include "tw.h"
 
+static int has_taskrc()
+{
+       char *home, *path;
+       int ret;
+       struct stat st;
+
+       home = getenv("HOME");
+
+       if (!home) {
+               fprintf(stderr, "HOME environment variable not defined\n");
+               return 0;
+       }
+
+       path = malloc(strlen(home) + 1 + strlen(".taskrc") + 1);
+       sprintf(path, "%s/%s", home, ".taskrc");
+
+       ret = lstat(path, &st);
+
+       free(path);
+
+       return ret == 0;
+
+}
+
 static char *task_exec(char *opts)
 {
        FILE *f;
@@ -33,6 +58,9 @@ static char *task_exec(char *opts)
        size_t s;
        char *str, *tmp, *cmd, buf[1024];
 
+       if (!has_taskrc())
+               return NULL;
+
        cmd = malloc(strlen("task rc.json.array=on ") + strlen(opts) + 1);
        strcpy(cmd, "task rc.json.array=on ");
        strcat(cmd, opts);