cline: cline.c@91e0890464b0 (annotated)

cline.c@91e0890464b0 (annotated)

cline.c

Thu, 20 Oct 2011 15:21:53 +0200

author: Mike Becker <universe@uap-core.de>
date: Thu, 20 Oct 2011 15:21:53 +0200
changeset 21: 91e0890464b0
parent 20: 43725438ac50
child 22: 4508da679ffb
permissions: -rw-r--r--

implemented bfile heuristics option + TODO: implement algorithm

 /*
  * cline.c
  *
  *  Created on: 23.05.2011
  *      Author: Mike
  */
 #include "cline.h"
 #include "scanner.h"
 #include "settings.h"
 #include "arguments.h"
 #include "stream.h"
 void printHelpText() {
   const char* helpText =
     "\nUsage:"
     "\n      cline [-hrmvV][-s suffix][-b level][<directory>]"
     "\n      cline [-hrmvV][-S suffix][-b level][<directory>]"
     "\n\nCounts the line terminator characters (\\n) within all"
     " files in the specified\ndirectory."
     "\n\nOptions:"
     "\n  -b <level>          - binary file heuristics level (default medium)"
     "\n                        One of: ignore low medium high"
     "\n  -h, --help          - this help text"
     "\n  -m                  - print information about matching files only"
     "\n  -s <suffixes>       - only count files with these suffixes (separated"
     "\n                        by commas)"
     "\n  -S <suffixes>       - count any file except those with these suffixes"
     "\n                        (separated by commas)"
     "\n  -r, -R              - includes subdirectories"
     "\n  -v, --version       - print out version information"
     "\n  -V                  - turn verbose output off, print the result only"
     "\n\n"
     "The default call without any options is:"
     "\n  cline ./\n"
     "So each file in the working directory is counted. If you want to count C"
     "\nsource code in your working directory and its subdirectories, type:"
     "\n  cline -rs .c\n";
   printf(helpText);
 }
 int exit_with_version(settings_t* settings) {
   printf("cline - Revision: %s", VERSION);
   destroy_settings_t(settings);
   return 0;
 }
 int exit_with_help(settings_t* settings, int code) {
   printHelpText();
   destroy_settings_t(settings);
   return code;
 }
 int main(int argc, char** argv) {
   // Settings
   settings_t *settings = new_settings_t();
   if (settings == NULL) {
     fprintf(stderr, "Memory allocation failed.\n");
     return 1;
   }
   // Get arguments
   char* directory = "./";
   char* suffix = " ";
   int checked = 0;
   for (int t = 1 ; t < argc ; t++) {
     int argflags = checkArgument(argv[t], "hsSrRmvVb");
     // s, S
     if ((argflags & 6) > 0) {
       if (registerArgument(&checked, 6)) {
         return exit_with_help(settings, 1);
       }
       settings->includeSuffixes = (argflags & 2) > 0;
       t++;
       if (t >= argc) {
         return exit_with_help(settings, 1);
       }
       suffix = argv[t];
     }
     // h
     if ((argflags & 1) > 0 || strcmp(argv[t], "--help") == 0) {
       return exit_with_help(settings, 0);
     }
     // r, R
     if ((argflags & 24) > 0) {
       if (registerArgument(&checked, 24)) {
         return exit_with_help(settings, 1);
       }
       settings->recursive = true;
     }
     // m
     if ((argflags & 32) > 0) {
       if (registerArgument(&checked, 32)) {
         return exit_with_help(settings, 1);
       }
       settings->matchesOnly = true;
     }
     // v
     if ((argflags & 64) > 0 || strcmp(argv[t], "--version") == 0) {
       return exit_with_version(settings);
     }
     // V
     if ((argflags & 128) > 0) {
       if (registerArgument(&checked, 128)) {
         return exit_with_help(settings, 1);
       }
       settings->verbose = false;
     }
     // b
     if ((argflags & 256) > 0) {
       if (registerArgument(&checked, 256)) {
         return exit_with_help(settings, 1);
       }
       t++;
       if (t >= argc) {
         return exit_with_help(settings, 1);
       }
       if (stricmp(argv[t], "ignore") == 0) {
         settings->bfileHeuristics->level = BFILE_IGNORE;
       } else if (stricmp(argv[t], "low") == 0) {
         settings->bfileHeuristics->level = BFILE_LOW_ACCURACY;
       } else if (stricmp(argv[t], "medium") == 0) {
         settings->bfileHeuristics->level = BFILE_MEDIUM_ACCURACY;
       } else if (stricmp(argv[t], "high") == 0) {
         settings->bfileHeuristics->level = BFILE_HIGH_ACCURACY;
       } else {
         return exit_with_help(settings, 1);
       }
     }
     // Path
     if (argflags == 0) {
       if (registerArgument(&checked, 1024)) {
         return exit_with_help(settings, 1);
       }
       directory = argv[t];
     }
   }
   // Configure output
   if (!settings->verbose) {
     close_stdout();
   }
   // Find tokens
   char* finder = strtok(suffix, ",");
   while (finder != NULL) {
     add_string(settings->suffixList, finder);
     finder = strtok(NULL, ",");
   }
   // Open directory
   DIR *dir = opendir(directory);
   if (dir == NULL) {
     perror("Operation failed");
     destroy_settings_t(settings);
     return 1;
   }
   // Scan directory
   int lines = scanDirectory(dir, 0, directory, settings);
   closedir(dir);
   destroy_settings_t(settings);
   // Print double line and line count
   for (int t = 0 ; t < 79 ; t++) {
     printf("=");
   }
   printf("\n%73d lines\n", lines);
   if (!settings->verbose) {
     reopen_stdout();
     printf("%d", lines);
   }
   fflush(stdout);
   return 0;
 }

Mercurial > hg > cline / annotate

cline.c@91e0890464b0 (annotated)

cline.c