1 files changed, 76 insertions, 0 deletions
diff --git a/str.c b/str.c
new file mode 100644
index 0000000..fe4f888
--- /dev/null
+++ b/str.c
@@ -0,0 +1,76 @@
+//  Cini is a command line tool to parse ini files
+//  Copyright (C) 2018  Aaron Ball <nullspoon@oper.io>
+// 
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+// 
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+// 
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "str.h"
+void trim(char* str, char* out) {
+  int start = 0;
+  int end   = 0;
+  int i     = 0;
+
+  // Read backwards
+  for(i = strlen(str); i >= 0; i--) {
+    if(str[i] != ' '
+        && str[i] != '\0'
+        && str[i] != '\r'
+        && str[i] != '\n'
+        && str[i] != '\t') {
+      // Once we find the first non-whitespace char, insert \0 after
+      end = i;
+      break;
+    }
+  }
+
+  // Read forwards to find first non-whitespace char
+  for(i = 0;i<strlen(str);i++) {
+    if(str[i] != ' '
+        && str[i] != '\0'
+        && str[i] != '\r'
+        && str[i] != '\n'
+        && str[i] != '\t') {
+      start = i;
+      break;
+    }
+  }
+
+  if(end == start) { 
+    out[0] = '\0';
+  } else {
+    strncpy(out, &str[start], end - start + 2);
+    str[end + 1] = '\0';
+  }
+}
+
+void split(char* str, char delim, int reqcol, char* buf) {
+  int i     = 0;
+  int col   = 0;
+  int bufi  = 0;
+
+  while(i < strlen(str)) {
+    if(str[i] == delim) {
+      col++;
+      i++;
+      continue;
+    } else {
+      if(col == reqcol) {
+        buf[bufi] = str[i];
+        bufi++;
+      }
+    }
+    i++;
+  }
+
+  buf[bufi] = '\0';
+}