src/util.h

   1 #ifndef __UTIL_H
   2 #define __UTIL_H
   3
   4
   5 #include <sys/types.h>
   6
   7 /* String managing functions */
   8
   9 #if defined(SCO_FLAVOR) && defined(__GNUC__)
  10 extern char*g_strdup (const char*);
  11 #endif
  12
  13 int  is_printable (int c);
  14 int  msglen (char *text, int *lines);
  15 char *trim (char *s, char *d, int len);
  16 char *name_quote (const char *c, int quote_percent);
  17 char *fake_name_quote (const char *c, int quote_percent);
  18 char *name_trunc (char *txt, int trunc_len);
  19 char *size_trunc (long int size);
  20 char *size_trunc_sep (long int size);
  21 int  is_exe (mode_t mode);
  22 char *string_perm (mode_t mode_bits);
  23 char *strip_password (char *path, int has_prefix);
  24 char *strip_home_and_password(char *dir);
  25 char *extension (char *);
  26 char *split_extension (char *, int pad);
  27 char *concat_dir_and_file (const char *dir, const char *file);
  28 char *unix_error_string (int error_num);
  29 char *skip_separators (char *s);
  30 char *skip_numbers (char *s);
  31 char *strip_ctrl_codes (char *s);
  32 char *convert_controls (char *s);
  33 void wipe_password (char *passwd);
  34 char *reverse_string (char *string);
  35 char *resolve_symlinks (char *path);
  36 char *diff_two_paths (char *first, char *second);
  37 int  set_nonblocking (int fd);
  38
  39 char *x_basename (char *s);
  40
  41 extern int align_extensions;
  42
  43 #ifdef HAVE_MAD
  44 char *mad_strconcat (const char *first, ...);
  45 char *mad_strdup_printf (const char *format, ...);
  46 char *mad_strdup_vprintf (const char *format, va_list args);
  47
  48 #define g_strconcat             mad_strconcat
  49 #define g_strdup_printf         mad_strdup_printf
  50 #define g_strdup_vprintf        mad_strdup_vprintf
  51 #endif
  52
  53 /* Profile managing functions */
  54 int set_int (char *, char *, int);
  55 int get_int (char *, char *, int);
  56
  57 char *load_file (char *filename);
  58
  59 #include "fs.h"
  60 #ifndef S_ISLNK
  61 #   define S_ISLNK(x) (((x) & S_IFLNK) == S_IFLNK)
  62 #endif
  63
  64 #ifndef S_ISSOCK
  65 #   ifdef S_IFSOCK
  66 #       define S_ISSOCK(x) (((x) & S_IFSOCK) == S_IFSOCK)
  67 #   else
  68 #       define S_ISSOCK(x) 0
  69 #   endif
  70 #endif
  71
  72 /* uid/gid managing */
  73 typedef struct user_in_groups{
  74     struct user_in_groups *next;
  75     int gid;
  76 } user_in_groups;
  77
  78 void init_groups (void);
  79 void delete_groups (void);
  80 int get_user_rights (struct stat *buf);
  81
  82 void init_uid_gid_cache (void);
  83 char *get_group (int);
  84 char *get_owner (int);
  85
  86 char *file_date (time_t);
  87 char *file_date_pck (time_t);
  88 int exist_file (char *name);
  89
  90 /* Returns a copy of *s until a \n is found and is below top */
  91 char *extract_line (char *s, char *top);
  92 char *_icase_search (char *text, char *data, int *lng);
  93 #define icase_search(T,D) _icase_search((T), (D), NULL)
  94
  95 /* Matching */
  96 enum { match_file, match_normal };
  97 extern int easy_patterns;
  98 char *convert_pattern (char *pattern, int match_type, int do_group);
  99 int regexp_match (char *pattern, char *string, int match_type);
 100
 101 /* Error pipes */
 102 void open_error_pipe (void);
 103 void check_error_pipe (void);
 104 void close_error_pipe (int error, char *text);
 105
 106 /* Process spawning */
 107 void my_putenv (char*, char*);
 108 #define EXECUTE_INTERNAL   1
 109 #define EXECUTE_TEMPFILE   2
 110 #define EXECUTE_AS_SHELL   4
 111 #define EXECUTE_SETUID     8
 112 #define EXECUTE_WAIT      16
 113 int my_system (int flags, const char *shell, const char *command);
 114 int my_system_get_child_pid (int flags, const char *shell, const char *command, pid_t *pid);
 115 void save_stop_handler (void);
 116 extern struct sigaction startup_handler;
 117
 118 /* Tilde expansion */
 119 char *tilde_expand (char *);
 120
 121 /* Pathname canonicalization */
 122 char *canonicalize_pathname (char *);
 123
 124 /* Misc Unix functions */
 125 long blocks2kilos (int blocks, int bsize);
 126 char *get_current_wd (char *buffer, int size);
 127 int my_mkdir (char *s, mode_t mode);
 128 int my_rmdir (char *s);
 129
 130 /* Filesystem status */
 131 struct my_statfs {
 132     int type;
 133     char *typename;
 134     char *mpoint;
 135     char *device;
 136     int avail;
 137     int total;
 138     int nfree;
 139     int nodes;
 140 };
 141
 142 void init_my_statfs (void);
 143 void my_statfs (struct my_statfs *myfs_stats, char *path);
 144
 145 /* Rotating dash routines */
 146 void use_dash (int flag); /* Disable/Enable rotate_dash routines */
 147 void rotate_dash (void);
 148 void remove_dash (void);
 149
 150 extern char app_text [];
 151
 152 enum {
 153         ISGUNZIPABLE_GUNZIP,
 154         ISGUNZIPABLE_BZIP,
 155         ISGUNZIPABLE_BZIP2
 156 };
 157
 158 long int is_gunzipable (int fd, int *type);
 159 char *decompress_command (int type);
 160 char *decompress_extension (int type);
 161 void decompress_command_and_arg (int type, char **cmd, char **flags);
 162
 163 int mc_doublepopen (int inhandle, int inlen, pid_t *tp, char *command, ...);
 164 int mc_doublepclose (int pipehandle, pid_t pid);
 165
 166 /* Hook functions */
 167
 168 typedef struct hook {
 169     void (*hook_fn)(void *);
 170     void *hook_data;
 171     struct hook *next;
 172 } Hook;
 173
 174 void add_hook (Hook **hook_list, void (*hook_fn)(void *), void *data);
 175 void execute_hooks (Hook *hook_list);
 176 void delete_hook (Hook **hook_list, void (*hook_fn)(void *));
 177 int hook_present (Hook *hook_list, void (*hook_fn)(void *));
 178
 179 /* message stubs: used by those routines that may output something during the panel_operate process */
 180 void message_1s (int flags, char *title, char *str1);
 181 void message_2s (int flags, char *title, char *str1, char *str2);
 182 void message_3s (int flags, char *title, char *str1, char *str2, const char *str3);
 183 void message_1s1d (int flags, char *title, char *str, int d);
 184 void tell_parent (int msg);
 185 int max_open_files (void);
 186
 187 #ifdef OS2_NT
 188 #    define PATH_SEP '\\'
 189 #    define PATH_SEP_STR "\\"
 190 #    define PATH_ENV_SEP ';'
 191 #    define OS_SORT_CASE_SENSITIVE_DEFAULT 0
 192 #    define STRCOMP stricmp
 193 #    define STRNCOMP strnicmp
 194 #    define MC_ARCH_FLAGS REG_ICASE
 195      char *get_default_shell (void);
 196      char *get_default_editor (void);
 197      int lstat (const char* pathname, struct stat *buffer);
 198 #else
 199 #    define PATH_SEP '/'
 200 #    define PATH_SEP_STR "/"
 201 #    define PATH_ENV_SEP ':'
 202 #    define get_default_editor() "vi"
 203 #    define OS_SORT_CASE_SENSITIVE_DEFAULT 1
 204 #    define STRCOMP strcmp
 205 #    define STRNCOMP strncmp
 206 #    define MC_ARCH_FLAGS 0
 207 #endif
 208
 209 #include "i18n.h"
 210
 211 /* taken from regex.c: */
 212 /* Jim Meyering writes:
 213
 214    "... Some ctype macros are valid only for character codes that
 215    isascii says are ASCII (SGI's IRIX-4.0.5 is one such system --when
 216    using /bin/cc or gcc but without giving an ansi option).  So, all
 217    ctype uses should be through macros like ISPRINT...  If
 218    STDC_HEADERS is defined, then autoconf has verified that the ctype
 219    macros don't need to be guarded with references to isascii. ...
 220    Defining isascii to 1 should let any compiler worth its salt
 221    eliminate the && through constant folding."  */
 222
 223 #if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
 224 #define ISASCII(c) 1
 225 #else
 226 #define ISASCII(c) isascii(c)
 227 #endif
 228
 229 #endif