X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=fish%2Fcmds.c;h=c802f90bc03b3281b3d67264e3a3a3a158ffd124;hb=e492608f2f3809a824cb70ee03ff305964b69dd7;hp=46d673697314d9153fe622488e5bb283ff90e0c8;hpb=0574eab8bc7d8e72db862ec36815835938a5fdf1;p=libguestfs.git

diff --git a/fish/cmds.c b/fish/cmds.c
index 46d6736..c802f90 100644
--- a/fish/cmds.c
+++ b/fish/cmds.c
@@ -67,9 +67,12 @@ void list_commands (void)
   printf ("%-20s %s\n", "cp", "copy a file");
   printf ("%-20s %s\n", "cp-a", "copy a file or directory recursively");
   printf ("%-20s %s\n", "debug", "debugging and internals");
+  printf ("%-20s %s\n", "df", "report file system disk space usage");
+  printf ("%-20s %s\n", "df-h", "report file system disk space usage (human readable)");
   printf ("%-20s %s\n", "dmesg", "return kernel messages");
   printf ("%-20s %s\n", "download", "download a file to the local machine");
   printf ("%-20s %s\n", "drop-caches", "drop kernel page cache, dentries and inodes");
+  printf ("%-20s %s\n", "du", "estimate file space usage");
   printf ("%-20s %s\n", "e2fsck-f", "check an ext2/ext3 filesystem");
   printf ("%-20s %s\n", "equal", "test if two files have equal contents");
   printf ("%-20s %s\n", "exists", "test if file or directory exists");
@@ -86,6 +89,8 @@ void list_commands (void)
   printf ("%-20s %s\n", "get-verbose", "get verbose mode");
   printf ("%-20s %s\n", "glob-expand", "expand a wildcard path");
   printf ("%-20s %s\n", "grub-install", "install GRUB");
+  printf ("%-20s %s\n", "head", "return first 10 lines of a file");
+  printf ("%-20s %s\n", "head-n", "return first N lines of a file");
   printf ("%-20s %s\n", "hexdump", "dump a file in hexadecimal");
   printf ("%-20s %s\n", "is-busy", "is busy processing a command");
   printf ("%-20s %s\n", "is-config", "is in configuration state");
@@ -151,6 +156,8 @@ void list_commands (void)
   printf ("%-20s %s\n", "strings", "print the printable strings in a file");
   printf ("%-20s %s\n", "strings-e", "print the printable strings in a file");
   printf ("%-20s %s\n", "sync", "sync disks, writes are flushed through to the disk image");
+  printf ("%-20s %s\n", "tail", "return last 10 lines of a file");
+  printf ("%-20s %s\n", "tail-n", "return last N lines of a file");
   printf ("%-20s %s\n", "tar-in", "unpack tarfile to directory");
   printf ("%-20s %s\n", "tar-out", "pack directory into tarfile");
   printf ("%-20s %s\n", "tgz-in", "unpack compressed tarball to directory");
@@ -166,6 +173,9 @@ void list_commands (void)
   printf ("%-20s %s\n", "vgremove", "remove an LVM volume group");
   printf ("%-20s %s\n", "vgs", "list the LVM volume groups (VGs)");
   printf ("%-20s %s\n", "vgs-full", "list the LVM volume groups (VGs)");
+  printf ("%-20s %s\n", "wc-c", "count characters in a file");
+  printf ("%-20s %s\n", "wc-l", "count lines in a file");
+  printf ("%-20s %s\n", "wc-w", "count words in a file");
   printf ("%-20s %s\n", "write-file", "create a file");
   printf ("%-20s %s\n", "zero", "write zeroes to the device");
   printf ("%-20s %s\n", "zerofree", "zero unused inodes and disk blocks on ext2/3 filesystem");
@@ -532,7 +542,7 @@ void display_command (const char *cmd)
     pod2text ("pvresize - resize an LVM physical volume", " pvresize <device>\n\nThis resizes (expands or shrinks) an existing LVM physical\nvolume to match the new size of the underlying device.");
   else
   if (strcasecmp (cmd, "sfdisk_N") == 0 || strcasecmp (cmd, "sfdisk-N") == 0)
-    pod2text ("sfdisk-N - modify a single partition on a block device", " sfdisk-N <device> <n> <cyls> <heads> <sectors> <line>\n\nThis runs L<sfdisk(8)> option to modify just the single\npartition C<n> (note: C<n> counts from 1).\n\nFor other parameters, see C<sfdisk>.  You should usually\npass C<0> for the cyls/heads/sectors parameters.\n\nB<This command is dangerous.  Without careful use you\ncan easily destroy all your data>.");
+    pod2text ("sfdisk-N - modify a single partition on a block device", " sfdisk-N <device> <partnum> <cyls> <heads> <sectors> <line>\n\nThis runs L<sfdisk(8)> option to modify just the single\npartition C<n> (note: C<n> counts from 1).\n\nFor other parameters, see C<sfdisk>.  You should usually\npass C<0> for the cyls/heads/sectors parameters.\n\nB<This command is dangerous.  Without careful use you\ncan easily destroy all your data>.");
   else
   if (strcasecmp (cmd, "sfdisk_l") == 0 || strcasecmp (cmd, "sfdisk-l") == 0)
     pod2text ("sfdisk-l - display the partition table", " sfdisk-l <device>\n\nThis displays the partition table on C<device>, in the\nhuman-readable output of the L<sfdisk(8)> command.  It is\nnot intended to be parsed.");
@@ -586,7 +596,37 @@ void display_command (const char *cmd)
     pod2text ("scrub-freespace - scrub (securely wipe) free space", " scrub-freespace <dir>\n\nThis command creates the directory C<dir> and then fills it\nwith files until the filesystem is full, and scrubs the files\nas for C<scrub_file>, and deletes them.\nThe intention is to scrub any free space on the partition\ncontaining C<dir>.\n\nIt is an interface to the L<scrub(1)> program.  See that\nmanual page for more details.");
   else
   if (strcasecmp (cmd, "mkdtemp") == 0)
-    pod2text ("mkdtemp - create a temporary directory", " mkdtemp <template>\n\nThis command creates a temporary directory.  The\nC<template> parameter should be a full pathname for the\ntemporary directory with the six characters being\n\"XXXXXX\".\n\nFor example: \"/tmp/tmpXXXXXX\" or \"/Temp/tmpXXXXXX\",\nthe second one being suitable for Windows.\n\nThe name of the temporary directory that was created\nis returned.\n\nThe caller is responsible for deleting the temporary\ndirectory and its contents after use.\n\nSee also: L<mkdtemp(3)>");
+    pod2text ("mkdtemp - create a temporary directory", " mkdtemp <template>\n\nThis command creates a temporary directory.  The\nC<template> parameter should be a full pathname for the\ntemporary directory name with the final six characters being\n\"XXXXXX\".\n\nFor example: \"/tmp/myprogXXXXXX\" or \"/Temp/myprogXXXXXX\",\nthe second one being suitable for Windows filesystems.\n\nThe name of the temporary directory that was created\nis returned.\n\nThe temporary directory is created with mode 0700\nand is owned by root.\n\nThe caller is responsible for deleting the temporary\ndirectory and its contents after use.\n\nSee also: L<mkdtemp(3)>");
+  else
+  if (strcasecmp (cmd, "wc_l") == 0 || strcasecmp (cmd, "wc-l") == 0)
+    pod2text ("wc-l - count lines in a file", " wc-l <path>\n\nThis command counts the lines in a file, using the\nC<wc -l> external command.");
+  else
+  if (strcasecmp (cmd, "wc_w") == 0 || strcasecmp (cmd, "wc-w") == 0)
+    pod2text ("wc-w - count words in a file", " wc-w <path>\n\nThis command counts the words in a file, using the\nC<wc -w> external command.");
+  else
+  if (strcasecmp (cmd, "wc_c") == 0 || strcasecmp (cmd, "wc-c") == 0)
+    pod2text ("wc-c - count characters in a file", " wc-c <path>\n\nThis command counts the characters in a file, using the\nC<wc -c> external command.");
+  else
+  if (strcasecmp (cmd, "head") == 0)
+    pod2text ("head - return first 10 lines of a file", " head <path>\n\nThis command returns up to the first 10 lines of a file as\na list of strings.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB.  To transfer large files you should use\nFTP.");
+  else
+  if (strcasecmp (cmd, "head_n") == 0 || strcasecmp (cmd, "head-n") == 0)
+    pod2text ("head-n - return first N lines of a file", " head-n <nrlines> <path>\n\nIf the parameter C<nrlines> is a positive number, this returns the first\nC<nrlines> lines of the file C<path>.\n\nIf the parameter C<nrlines> is a negative number, this returns lines\nfrom the file C<path>, excluding the last C<nrlines> lines.\n\nIf the parameter C<nrlines> is zero, this returns an empty list.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB.  To transfer large files you should use\nFTP.");
+  else
+  if (strcasecmp (cmd, "tail") == 0)
+    pod2text ("tail - return last 10 lines of a file", " tail <path>\n\nThis command returns up to the last 10 lines of a file as\na list of strings.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB.  To transfer large files you should use\nFTP.");
+  else
+  if (strcasecmp (cmd, "tail_n") == 0 || strcasecmp (cmd, "tail-n") == 0)
+    pod2text ("tail-n - return last N lines of a file", " tail-n <nrlines> <path>\n\nIf the parameter C<nrlines> is a positive number, this returns the last\nC<nrlines> lines of the file C<path>.\n\nIf the parameter C<nrlines> is a negative number, this returns lines\nfrom the file C<path>, starting with the C<-nrlines>th line.\n\nIf the parameter C<nrlines> is zero, this returns an empty list.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB.  To transfer large files you should use\nFTP.");
+  else
+  if (strcasecmp (cmd, "df") == 0)
+    pod2text ("df - report file system disk space usage", " df\n\nThis command runs the C<df> command to report disk space used.\n\nThis command is mostly useful for interactive sessions.  It\nis I<not> intended that you try to parse the output string.\nUse C<statvfs> from programs.");
+  else
+  if (strcasecmp (cmd, "df_h") == 0 || strcasecmp (cmd, "df-h") == 0)
+    pod2text ("df-h - report file system disk space usage (human readable)", " df-h\n\nThis command runs the C<df -h> command to report disk space used\nin human-readable format.\n\nThis command is mostly useful for interactive sessions.  It\nis I<not> intended that you try to parse the output string.\nUse C<statvfs> from programs.");
+  else
+  if (strcasecmp (cmd, "du") == 0)
+    pod2text ("du - estimate file space usage", " du <path>\n\nThis command runs the C<du -s> command to estimate file space\nusage for C<path>.\n\nC<path> can be a file or a directory.  If C<path> is a directory\nthen the estimate includes the contents of the directory and all\nsubdirectories (recursively).\n\nThe result is the estimated size in I<kilobytes>\n(ie. units of 1024 bytes).");
   else
     display_builtin_command (cmd);
 }
@@ -2572,7 +2612,7 @@ static int run_sfdisk_N (const char *cmd, int argc, char *argv[])
 {
   int r;
   const char *device;
-  int n;
+  int partnum;
   int cyls;
   int heads;
   int sectors;
@@ -2583,12 +2623,12 @@ static int run_sfdisk_N (const char *cmd, int argc, char *argv[])
     return -1;
   }
   device = argv[0];
-  n = atoi (argv[1]);
+  partnum = atoi (argv[1]);
   cyls = atoi (argv[2]);
   heads = atoi (argv[3]);
   sectors = atoi (argv[4]);
   line = argv[5];
-  r = guestfs_sfdisk_N (g, device, n, cyls, heads, sectors, line);
+  r = guestfs_sfdisk_N (g, device, partnum, cyls, heads, sectors, line);
   return r;
 }
 
@@ -2876,6 +2916,172 @@ static int run_mkdtemp (const char *cmd, int argc, char *argv[])
   return 0;
 }
 
+static int run_wc_l (const char *cmd, int argc, char *argv[])
+{
+  int r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_wc_l (g, path);
+  if (r == -1) return -1;
+  printf ("%d\n", r);
+  return 0;
+}
+
+static int run_wc_w (const char *cmd, int argc, char *argv[])
+{
+  int r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_wc_w (g, path);
+  if (r == -1) return -1;
+  printf ("%d\n", r);
+  return 0;
+}
+
+static int run_wc_c (const char *cmd, int argc, char *argv[])
+{
+  int r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_wc_c (g, path);
+  if (r == -1) return -1;
+  printf ("%d\n", r);
+  return 0;
+}
+
+static int run_head (const char *cmd, int argc, char *argv[])
+{
+  char **r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_head (g, path);
+  if (r == NULL) return -1;
+  print_strings (r);
+  free_strings (r);
+  return 0;
+}
+
+static int run_head_n (const char *cmd, int argc, char *argv[])
+{
+  char **r;
+  int nrlines;
+  const char *path;
+  if (argc != 2) {
+    fprintf (stderr, "%s should have 2 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  nrlines = atoi (argv[0]);
+  path = argv[1];
+  r = guestfs_head_n (g, nrlines, path);
+  if (r == NULL) return -1;
+  print_strings (r);
+  free_strings (r);
+  return 0;
+}
+
+static int run_tail (const char *cmd, int argc, char *argv[])
+{
+  char **r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_tail (g, path);
+  if (r == NULL) return -1;
+  print_strings (r);
+  free_strings (r);
+  return 0;
+}
+
+static int run_tail_n (const char *cmd, int argc, char *argv[])
+{
+  char **r;
+  int nrlines;
+  const char *path;
+  if (argc != 2) {
+    fprintf (stderr, "%s should have 2 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  nrlines = atoi (argv[0]);
+  path = argv[1];
+  r = guestfs_tail_n (g, nrlines, path);
+  if (r == NULL) return -1;
+  print_strings (r);
+  free_strings (r);
+  return 0;
+}
+
+static int run_df (const char *cmd, int argc, char *argv[])
+{
+  char *r;
+  if (argc != 0) {
+    fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  r = guestfs_df (g);
+  if (r == NULL) return -1;
+  printf ("%s\n", r);
+  free (r);
+  return 0;
+}
+
+static int run_df_h (const char *cmd, int argc, char *argv[])
+{
+  char *r;
+  if (argc != 0) {
+    fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  r = guestfs_df_h (g);
+  if (r == NULL) return -1;
+  printf ("%s\n", r);
+  free (r);
+  return 0;
+}
+
+static int run_du (const char *cmd, int argc, char *argv[])
+{
+  int64_t r;
+  const char *path;
+  if (argc != 1) {
+    fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+    fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+    return -1;
+  }
+  path = argv[0];
+  r = guestfs_du (g, path);
+  if (r == -1) return -1;
+  printf ("%" PRIi64 "\n", r);
+  return 0;
+}
+
 int run_action (const char *cmd, int argc, char *argv[])
 {
   if (strcasecmp (cmd, "launch") == 0 || strcasecmp (cmd, "run") == 0)
@@ -3292,6 +3498,36 @@ int run_action (const char *cmd, int argc, char *argv[])
   if (strcasecmp (cmd, "mkdtemp") == 0)
     return run_mkdtemp (cmd, argc, argv);
   else
+  if (strcasecmp (cmd, "wc_l") == 0 || strcasecmp (cmd, "wc-l") == 0)
+    return run_wc_l (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "wc_w") == 0 || strcasecmp (cmd, "wc-w") == 0)
+    return run_wc_w (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "wc_c") == 0 || strcasecmp (cmd, "wc-c") == 0)
+    return run_wc_c (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "head") == 0)
+    return run_head (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "head_n") == 0 || strcasecmp (cmd, "head-n") == 0)
+    return run_head_n (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "tail") == 0)
+    return run_tail (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "tail_n") == 0 || strcasecmp (cmd, "tail-n") == 0)
+    return run_tail_n (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "df") == 0)
+    return run_df (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "df_h") == 0 || strcasecmp (cmd, "df-h") == 0)
+    return run_df_h (cmd, argc, argv);
+  else
+  if (strcasecmp (cmd, "du") == 0)
+    return run_du (cmd, argc, argv);
+  else
     {
       fprintf (stderr, "%s: unknown command\n", cmd);
       return -1;