made dbar functions reusable

gdbar, gcpubar make use of the api


git-svn-id: http://dzen.googlecode.com/svn/trunk@190 f2baff5b-bf2c-0410-a398-912abdc3d8b2

1 files changed, 86 insertions, 0 deletions

diff --git a/gadgets/dbar-main.c b/gadgets/dbar-main.c
new file mode 100644
index 0000000..731d676
--- /dev/null
+++ b/gadgets/dbar-main.c
@@ -0,0 +1,86 @@
+/*  
+	dbar - ascii percentage meter
+
+	Copyright (c) 2007 by Robert Manea  <rob dot manea at gmail dot com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#include <stdio.h>
+#include "dbar.h"
+
+#define MAXLEN 512
+
+int main(int argc, char *argv[]) {
+  int i, nv;
+  char aval[MAXLEN], *endptr;
+  Dbar dbar;
+
+  dbardefaults(&dbar, textual);
+  
+  for(i=1; i < argc; i++) {
+    if(!strncmp(argv[i], "-w", 3)) {
+      if(++i < argc)
+	dbar.width = atoi(argv[i]);
+    }
+    else if(!strncmp(argv[i], "-s", 3)) {
+      if(++i < argc)
+	dbar.sym = argv[i][0];
+    }
+    else if(!strncmp(argv[i], "-max", 5)) {
+      if(++i < argc) {
+	dbar.maxval = strtod(argv[i], &endptr);
+	if(*endptr) {
+	  fprintf(stderr, "dbar: '%s' incorrect number format", argv[i]);
+	  return EXIT_FAILURE;
+	}
+      }
+    }
+    else if(!strncmp(argv[i], "-min", 5)) {
+      if(++i < argc) {
+	dbar.minval = strtod(argv[i], &endptr);
+	if(*endptr) {
+	  fprintf(stderr, "dbar: '%s' incorrect number format", argv[i]);
+	  return EXIT_FAILURE;
+	}
+      }
+    }
+    else if(!strncmp(argv[i], "-l", 3)) {
+      if(++i < argc)
+	dbar.label = argv[i];
+    }
+    else if(!strncmp(argv[i], "-nonl", 6)) {
+      dbar.pnl = 0;
+    }
+    else {
+      fprintf(stderr, "usage: dbar [-w <characters>] [-s <symbol>] [-min <minvalue>] [-max <maxvalue>] [-l <string>] [-nonl]\n");
+      return EXIT_FAILURE;
+    }
+  }
+
+  while(fgets(aval, MAXLEN, stdin)) {
+    nv = sscanf(aval, "%lf %lf %lf", &dbar.val, &dbar.minval, &dbar.maxval);
+    if(nv == 2) {
+      dbar.maxval = dbar.minval;
+      dbar.minval = 0;
+    }
+    fdbar(&dbar, stdout);
+  }
+}