michael@0: /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=8 sts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include <stdio.h>
michael@0: #include "timecard.h"
michael@0: #include "mozilla/mozalloc.h"
michael@0: 
michael@0: Timecard *
michael@0: create_timecard()
michael@0: {
michael@0:   Timecard *tc = moz_xcalloc(1,sizeof(Timecard));
michael@0:   tc->entries_allocated = TIMECARD_INITIAL_TABLE_SIZE;
michael@0:   tc->entries = moz_xcalloc(tc->entries_allocated, sizeof(TimecardEntry));
michael@0:   tc->start_time = PR_Now();
michael@0:   return tc;
michael@0: }
michael@0: 
michael@0: void
michael@0: destroy_timecard(Timecard *tc)
michael@0: {
michael@0:   moz_free(tc->entries);
michael@0:   moz_free(tc);
michael@0: }
michael@0: 
michael@0: void
michael@0: stamp_timecard(Timecard *tc,
michael@0:                const char *event,
michael@0:                const char *file,
michael@0:                unsigned int line,
michael@0:                const char *function)
michael@0: {
michael@0:   TimecardEntry *entry = NULL;
michael@0: 
michael@0:   /* Trim the path component from the filename */
michael@0:   const char *last_slash = file;
michael@0:   while (*file) {
michael@0:     if (*file == '/' || *file == '\\') {
michael@0:       last_slash = file;
michael@0:     }
michael@0:     file++;
michael@0:   }
michael@0:   file = last_slash;
michael@0:   if (*file == '/' || *file == '\\') {
michael@0:     file++;
michael@0:   }
michael@0: 
michael@0:   /* Ensure there is enough space left in the entries list */
michael@0:   if (tc->curr_entry == tc->entries_allocated) {
michael@0:     tc->entries_allocated *= 2;
michael@0:     tc->entries = moz_xrealloc(tc->entries,
michael@0:                                tc->entries_allocated * sizeof(TimecardEntry));
michael@0:   }
michael@0: 
michael@0:   /* Record the data into the timecard entry */
michael@0:   entry = &tc->entries[tc->curr_entry];
michael@0:   entry->timestamp = PR_Now();
michael@0:   entry->event = event;
michael@0:   entry->file = file;
michael@0:   entry->line = line;
michael@0:   entry->function = function;
michael@0:   tc->curr_entry++;
michael@0: }
michael@0: 
michael@0: void
michael@0: print_timecard(Timecard *tc)
michael@0: {
michael@0:   size_t i;
michael@0:   TimecardEntry *entry;
michael@0:   size_t event_width = 5;
michael@0:   size_t file_width = 4;
michael@0:   size_t function_width = 8;
michael@0:   size_t line_width;
michael@0:   PRTime offset, delta;
michael@0: 
michael@0:   for (i = 0; i < tc->curr_entry; i++) {
michael@0:     entry = &tc->entries[i];
michael@0:     if (strlen(entry->event) > event_width) {
michael@0:       event_width = strlen(entry->event);
michael@0:     }
michael@0:     if (strlen(entry->file) > file_width) {
michael@0:       file_width = strlen(entry->file);
michael@0:     }
michael@0:     if (strlen(entry->function) > function_width) {
michael@0:       function_width = strlen(entry->function);
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   printf("\nTimecard created %4lld.%6.6lld\n\n",
michael@0:           tc->start_time / PR_USEC_PER_SEC, tc->start_time % PR_USEC_PER_SEC);
michael@0: 
michael@0:   line_width = 1 + 11 + 11 + event_width + file_width + 6 +
michael@0:                    function_width + (4 * 3);
michael@0: 
michael@0:   printf(" %-11s | %-11s | %-*s | %-*s | %-*s\n",
michael@0:           "Timestamp", "Delta",
michael@0:           (int)event_width, "Event",
michael@0:           (int)file_width + 6, "File",
michael@0:           (int)function_width, "Function");
michael@0: 
michael@0:   for (i = 0; i <= line_width; i++) {
michael@0:     printf("=");
michael@0:   }
michael@0:   printf("\n");
michael@0: 
michael@0:   for (i = 0; i < tc->curr_entry; i++) {
michael@0:     entry = &tc->entries[i];
michael@0:     offset = entry->timestamp - tc->start_time;
michael@0:     if (i > 0) {
michael@0:       delta = entry->timestamp - tc->entries[i-1].timestamp;
michael@0:     } else {
michael@0:       delta = entry->timestamp - tc->start_time;
michael@0:     }
michael@0:     printf(" %4lld.%6.6lld | %4lld.%6.6lld | %-*s | %*s:%-5d | %-*s\n",
michael@0:            offset / PR_USEC_PER_SEC, offset % PR_USEC_PER_SEC,
michael@0:            delta / PR_USEC_PER_SEC, delta % PR_USEC_PER_SEC,
michael@0:            (int)event_width, entry->event,
michael@0:            (int)file_width, entry->file, entry->line,
michael@0:            (int)function_width, entry->function);
michael@0:   }
michael@0:   printf("\n");
michael@0: }