store configs in subfolders and error/logging infrastructure

1 files changed, 86 insertions, 0 deletions

diff --git a/src/ckerrlog.c b/src/ckerrlog.c
new file mode 100644
index 0000000..1be1c08
--- /dev/null
+++ b/src/ckerrlog.c
@@ -0,0 +1,86 @@
+/* ckerrlog.c - Error report and logging for ck ------------------------*- C -*-
+ *
+ * This file is part of ck, the config keeper
+ *
+ * -----------------------------------------------------------------------------
+ *
+ * Copyright (C) 2018  Anastasis Grammenos
+ * GPLv3 (see LICENCE for the full notice)
+ *
+ * -------------------------------------------------------------------------- */
+#include <time.h>
+
+#include "ckerrlog.h"
+#include "ckutil.h"
+
+#define COMPONENT "ckerrlog"
+
+static char *err;
+static char *log;
+static int loglvl;
+static char buf[STR_M];
+
+char * get_time() {
+  time_t rawtime;
+  struct tm * timeinfo;
+  time (&rawtime);
+  timeinfo = localtime (&rawtime);
+  strftime (buf,80,"[%c]",timeinfo);
+  return buf;
+}
+
+void initialize_errlog() {
+  err = NULL;
+  log = NULL;
+  loglvl = 0;
+  cklog("%s Log session started", get_time());
+}
+
+void report_errlog() {
+  if (err)
+    printf("Errors:\n%s", err);
+    free(err);
+  if (log)
+    printf("Logs:\n%s", log);
+    free(log);
+}
+
+#define X(stream)                                                       \
+  void add_ ## stream ## _with_delim(char *delim, char *txt,            \
+                                     va_list args) {                    \
+    char tmp[STR_L];                                                    \
+    vsprintf(tmp, txt, args);                                           \
+    if (stream) {                                                       \
+      stream = (char *)realloc(stream, strlen(stream) +                 \
+                               strlen(tmp) + strlen(delim) + 1);        \
+      strcat(stream, tmp);                                              \
+      strcat(stream, delim);                                            \
+      return;                                                           \
+    }                                                                   \
+    stream = (char *)malloc(strlen(tmp) + strlen(delim) + 1);           \
+    strcpy(stream, tmp);                                                \
+    strcat(stream, delim);                                              \
+  }
+CK_STREAMS
+#undef X
+
+void ckerr(char *txt, ...) {
+  va_list args;
+  va_start(args, txt);
+  add_err_with_delim("\n", txt, args);
+  va_end(args);
+}
+
+void cklog(char *txt, ...) {
+  va_list args;
+  va_start(args, txt);
+  add_log_with_delim("\n", txt, args);
+  va_end(args);
+}
+
+void ckerr_add_component(char *txt, ...) {
+  va_list args;
+  va_start(args, txt);
+  add_err_with_delim(" ", txt, args);
+  va_end(args);
+}