summaryrefslogtreecommitdiff
path: root/src/tool_cb_prg.c
diff options
context:
space:
mode:
authorYang Tse <yangsita@gmail.com>2011-09-24 17:38:16 +0200
committerYang Tse <yangsita@gmail.com>2011-09-24 17:40:46 +0200
commitc6702c7d3f53b0eb07e452c732df1b8f5765b287 (patch)
treea10425f82f68519524437a5751a276b75c25cc09 /src/tool_cb_prg.c
parent8bab6700d9a7f2085c81c069e0ac0792ac0521b2 (diff)
downloadcurl-c6702c7d3f53b0eb07e452c732df1b8f5765b287.tar.gz
curl tool: reviewed code moved to tool_*.[ch] files
Diffstat (limited to 'src/tool_cb_prg.c')
-rw-r--r--src/tool_cb_prg.c146
1 files changed, 146 insertions, 0 deletions
diff --git a/src/tool_cb_prg.c b/src/tool_cb_prg.c
new file mode 100644
index 000000000..e141f1e65
--- /dev/null
+++ b/src/tool_cb_prg.c
@@ -0,0 +1,146 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "setup.h"
+
+#include <curl/curl.h>
+
+#define ENABLE_CURLX_PRINTF
+/* use our own printf() functions */
+#include "curlx.h"
+
+#include "tool_cfgable.h"
+#include "tool_cb_prg.h"
+
+#include "memdebug.h" /* keep this as LAST include */
+
+/*
+** callback for CURLOPT_PROGRESSFUNCTION
+*/
+
+int tool_progress_cb(void *clientp,
+ double dltotal, double dlnow,
+ double ultotal, double ulnow)
+{
+ /* The original progress-bar source code was written for curl by Lars Aas,
+ and this new edition inherits some of his concepts. */
+
+ char line[256];
+ char outline[256];
+ char format[40];
+ double frac;
+ double percent;
+ int barwidth;
+ int num;
+ int i;
+
+ struct ProgressData *bar = (struct ProgressData *)clientp;
+
+ /* expected transfer size */
+ curl_off_t total = (curl_off_t)dltotal + (curl_off_t)ultotal +
+ bar->initial_size;
+
+ /* we've come this far */
+ curl_off_t point = (curl_off_t)dlnow + (curl_off_t)ulnow +
+ bar->initial_size;
+
+ if(point > total)
+ /* we have got more than the expected total! */
+ total = point;
+
+ /* simply count invokes */
+ bar->calls++;
+
+ if(total < 1) {
+ curl_off_t prevblock = bar->prev / 1024;
+ curl_off_t thisblock = point / 1024;
+ while(thisblock > prevblock) {
+ fprintf(bar->out, "#");
+ prevblock++;
+ }
+ }
+ else {
+ frac = (double)point / (double)total;
+ percent = frac * 100.0f;
+ barwidth = bar->width - 7;
+ num = (int) (((double)barwidth) * frac);
+ for(i = 0; i < num; i++)
+ line[i] = '#';
+ line[i] = '\0';
+ snprintf(format, sizeof(format), "%%-%ds %%5.1f%%%%", barwidth);
+ snprintf(outline, sizeof(outline), format, line, percent);
+ fprintf(bar->out, "\r%s", outline);
+ }
+ fflush(bar->out);
+ bar->prev = point;
+
+ return 0;
+}
+
+void progressbarinit(struct ProgressData *bar,
+ struct Configurable *config)
+{
+#ifdef __EMX__
+ /* 20000318 mgs */
+ int scr_size[2];
+#endif
+ char *colp;
+
+ memset(bar, 0, sizeof(struct ProgressData));
+
+ /* pass this through to progress function so
+ * it can display progress towards total file
+ * not just the part that's left. (21-may-03, dbyron) */
+ if(config->use_resume)
+ bar->initial_size = config->resume_from;
+
+/* TODO: get terminal width through ansi escapes or something similar.
+ try to update width when xterm is resized... - 19990617 larsa */
+#ifndef __EMX__
+ /* 20000318 mgs
+ * OS/2 users most likely won't have this env var set, and besides that
+ * we're using our own way to determine screen width */
+ colp = curlx_getenv("COLUMNS");
+ if(colp) {
+ char *endptr;
+ long num = strtol(colp, &endptr, 10);
+ if((endptr != colp) && (endptr == colp + strlen(colp)) && (num > 0))
+ bar->width = (int)num;
+ else
+ bar->width = 79;
+ curl_free(colp);
+ }
+ else
+ bar->width = 79;
+#else
+ /* 20000318 mgs
+ * We use this emx library call to get the screen width, and subtract
+ * one from what we got in order to avoid a problem with the cursor
+ * advancing to the next line if we print a string that is as long as
+ * the screen is wide. */
+
+ _scrsize(scr_size);
+ bar->width = scr_size[0] - 1;
+#endif
+
+ bar->out = config->errors;
+}
+