Converted block comments to line comments
This commit is contained in:
parent
8842891a7c
commit
000ef2dc58
243
bb.c
243
bb.c
@ -1,10 +1,10 @@
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/*
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* Bitty Browser (bb)
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* Copyright 2019 Bruce Hill
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* Released under the MIT license
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*
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* This file contains the main source code of `bb`.
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*/
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//
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// Bitty Browser (bb)
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// Copyright 2019 Bruce Hill
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// Released under the MIT license
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//
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// This file contains the main source code of `bb`.
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//
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#include <ctype.h>
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#include <fcntl.h>
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@ -107,9 +107,9 @@ static struct winsize winsize = {0};
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static char cmdfilename[PATH_MAX] = {0};
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static bb_t *current_bb = NULL;
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/*
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* Use bb to browse the filesystem.
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*/
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//
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// Use bb to browse the filesystem.
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//
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void bb_browse(bb_t *bb, const char *initial_path)
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{
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if (populate_files(bb, initial_path))
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@ -123,10 +123,10 @@ void bb_browse(bb_t *bb, const char *initial_path)
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run_script(bb, "bbshutdown");
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}
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/*
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* Check the bb command file and run any and all commands that have been
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* written to it.
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*/
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//
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// Check the bb command file and run any and all commands that have been
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// written to it.
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//
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static void check_cmdfile(bb_t *bb)
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{
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FILE *cmdfile = fopen(cmdfilename, "r");
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@ -143,9 +143,9 @@ static void check_cmdfile(bb_t *bb)
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unlink(cmdfilename);
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}
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/*
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* Clean up the terminal before going to the default signal handling behavior.
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*/
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//
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// Clean up the terminal before going to the default signal handling behavior.
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//
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static void cleanup_and_raise(int sig)
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{
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cleanup();
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@ -163,9 +163,9 @@ static void cleanup_and_raise(int sig)
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sigaction(sig, &sa, NULL);
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}
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/*
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* Reset the screen and delete the cmdfile
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*/
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//
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// Reset the screen and delete the cmdfile
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//
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static void cleanup(void)
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{
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if (cmdfilename[0]) {
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@ -179,10 +179,10 @@ static void cleanup(void)
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}
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}
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/*
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* Used for sorting, this function compares files according to the sorting-related options,
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* like bb->sort
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*/
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//
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// Used for sorting, this function compares files according to the sorting-related options,
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// like bb->sort
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//
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#ifdef __APPLE__
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static int compare_files(void *v, const void *v1, const void *v2)
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#else
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@ -204,14 +204,13 @@ static int compare_files(const void *v1, const void *v2, void *v)
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switch (*sort) {
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case COL_SELECTED: COMPARE(IS_SELECTED(e1), IS_SELECTED(e2)); break;
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case COL_NAME: {
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/* This sorting method is not identical to strverscmp(). Notably, bb's sort
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* will order: [0, 1, 9, 00, 01, 09, 10, 000, 010] instead of strverscmp()'s
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* order: [000, 00, 01, 010, 09, 0, 1, 9, 10]. I believe bb's sort is consistent
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* with how people want their files grouped: all files padded to n digits
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* will be grouped together, and files with the same padding will be sorted
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* ordinally. This version also does case-insensitivity by lowercasing words,
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* so the following characters come before all letters: [\]^_`
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*/
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// This sorting method is not identical to strverscmp(). Notably, bb's sort
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// will order: [0, 1, 9, 00, 01, 09, 10, 000, 010] instead of strverscmp()'s
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// order: [000, 00, 01, 010, 09, 0, 1, 9, 10]. I believe bb's sort is consistent
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// with how people want their files grouped: all files padded to n digits
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// will be grouped together, and files with the same padding will be sorted
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// ordinally. This version also does case-insensitivity by lowercasing words,
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// so the following characters come before all letters: [\]^_`
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const char *n1 = e1->name, *n2 = e2->name;
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while (*n1 && *n2) {
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char c1 = tolower(*n1), c2 = tolower(*n2);
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@ -246,10 +245,10 @@ static int compare_files(const void *v1, const void *v2, void *v)
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#undef COMPARE_TIME
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}
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/*
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* Wait until the user has pressed a key with an associated key binding and run
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* that binding.
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*/
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//
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// Wait until the user has pressed a key with an associated key binding and run
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// that binding.
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//
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static void handle_next_key_binding(bb_t *bb)
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{
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int key, mouse_x, mouse_y;
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@ -309,10 +308,10 @@ static void handle_next_key_binding(bb_t *bb)
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}
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}
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/*
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* Initialize the terminal files for /dev/tty and set up some desired
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* attributes like passing Ctrl-c as a key instead of interrupting
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*/
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//
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// Initialize the terminal files for /dev/tty and set up some desired
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// attributes like passing Ctrl-c as a key instead of interrupting
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//
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static void init_term(void)
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{
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if (tcsetattr(fileno(tty_out), TCSANOW, &bb_termios) == -1)
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@ -323,10 +322,10 @@ static void init_term(void)
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fflush(tty_out);
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}
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/*
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* Return whether or not 's' is a simple bb command that doesn't need
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* a full shell instance (e.g. "bbcmd cd:.." or "bbcmd move:+1").
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*/
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//
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// Return whether or not 's' is a simple bb command that doesn't need
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// a full shell instance (e.g. "bbcmd cd:.." or "bbcmd move:+1").
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//
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static int is_simple_bbcmd(const char *s)
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{
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if (!s) return 0;
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@ -341,12 +340,12 @@ static int is_simple_bbcmd(const char *s)
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return 1;
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}
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/*
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* Load a file's info into an entry_t and return it (if found).
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* The returned entry must be free()ed by the caller.
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* Warning: this does not deduplicate entries, and it's best if there aren't
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* duplicate entries hanging around.
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*/
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//
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// Load a file's info into an entry_t and return it (if found).
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// The returned entry must be free()ed by the caller.
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// Warning: this does not deduplicate entries, and it's best if there aren't
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// duplicate entries hanging around.
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//
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static entry_t* load_entry(bb_t *bb, const char *path)
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{
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struct stat linkedstat, filestat;
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@ -397,10 +396,10 @@ static entry_t* load_entry(bb_t *bb, const char *path)
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return entry;
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}
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/*
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* Return whether a string matches a command
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* e.g. matches_cmd("sel:x", "select:") == 1, matches_cmd("q", "quit") == 1
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*/
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//
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// Return whether a string matches a command
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// e.g. matches_cmd("sel:x", "select:") == 1, matches_cmd("q", "quit") == 1
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//
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static inline int matches_cmd(const char *str, const char *cmd)
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{
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if ((strchr(cmd, ':') == NULL) != (strchr(str, ':') == NULL))
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@ -409,20 +408,20 @@ static inline int matches_cmd(const char *str, const char *cmd)
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return *str == '\0' || *str == ':';
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}
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/*
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* Memory allocation failures are unrecoverable in bb, so this wrapper just
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* prints an error message and exits if that happens.
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*/
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//
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// Memory allocation failures are unrecoverable in bb, so this wrapper just
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// prints an error message and exits if that happens.
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//
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static void* memcheck(void *p)
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{
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if (!p) err("Allocation failure");
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return p;
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}
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/*
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* Prepend `root` to relative paths, replace "~" with $HOME.
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* The normalized path is stored in `normalized`.
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*/
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//
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// Prepend `root` to relative paths, replace "~" with $HOME.
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// The normalized path is stored in `normalized`.
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//
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static char *normalize_path(const char *root, const char *path, char *normalized)
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{
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char pbuf[PATH_MAX] = {0};
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@ -443,10 +442,10 @@ static char *normalize_path(const char *root, const char *path, char *normalized
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return normalized;
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}
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/*
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* Remove all the files currently stored in bb->files and if `bb->path` is
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* non-NULL, update `bb` with a listing of the files in `path`
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*/
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//
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// Remove all the files currently stored in bb->files and if `bb->path` is
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// non-NULL, update `bb` with a listing of the files in `path`
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//
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static int populate_files(bb_t *bb, const char *path)
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{
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int samedir = path && strcmp(bb->path, path) == 0;
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@ -558,9 +557,9 @@ static int populate_files(bb_t *bb, const char *path)
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return 0;
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}
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/*
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* Print the current key bindings
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*/
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//
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// Print the current key bindings
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//
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static void print_bindings(int fd)
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{
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char buf[1000], buf2[1024];
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@ -591,10 +590,10 @@ static void print_bindings(int fd)
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write(fd, "\n", 1);
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}
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/*
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* Run a bb internal command (e.g. "+refresh") and return an indicator of what
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* needs to happen next.
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*/
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//
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// Run a bb internal command (e.g. "+refresh") and return an indicator of what
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// needs to happen next.
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//
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static void run_bbcmd(bb_t *bb, const char *cmd)
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{
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while (*cmd == ' ' || *cmd == '\n') ++cmd;
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@ -788,9 +787,9 @@ static void run_bbcmd(bb_t *bb, const char *cmd)
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}
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}
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/*
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* Close the /dev/tty terminals and restore some of the attributes.
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*/
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//
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// Close the /dev/tty terminals and restore some of the attributes.
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//
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static void restore_term(const struct termios *term)
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{
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tcsetattr(fileno(tty_out), TCSANOW, term);
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@ -798,11 +797,11 @@ static void restore_term(const struct termios *term)
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fflush(tty_out);
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}
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/*
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* Run a shell script with the selected files passed as sequential arguments to
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* the script (or pass the cursor file if none are selected).
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* Return the exit status of the script.
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*/
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//
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// Run a shell script with the selected files passed as sequential arguments to
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// the script (or pass the cursor file if none are selected).
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// Return the exit status of the script.
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//
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static int run_script(bb_t *bb, const char *cmd)
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{
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proc_t *proc = memcheck(calloc(1, sizeof(proc_t)));
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@ -843,18 +842,18 @@ static int run_script(bb_t *bb, const char *cmd)
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return status;
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}
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/*
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* Set the columns displayed by bb.
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*/
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//
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// Set the columns displayed by bb.
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//
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static void set_columns(bb_t *bb, const char *cols)
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{
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strncpy(bb->columns, cols, MAX_COLS);
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setenv("BBCOLUMNS", bb->columns, 1);
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}
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/*
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* Set bb's file cursor to the given index (and adjust the scroll as necessary)
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*/
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//
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// Set bb's file cursor to the given index (and adjust the scroll as necessary)
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//
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static void set_cursor(bb_t *bb, int newcur)
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{
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int oldcur = bb->cursor;
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@ -881,9 +880,9 @@ static void set_cursor(bb_t *bb, int newcur)
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}
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}
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/*
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* Set the glob pattern(s) used by bb. Patterns are ' ' delimited
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*/
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//
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// Set the glob pattern(s) used by bb. Patterns are ' ' delimited
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//
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static void set_globs(bb_t *bb, const char *globs)
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{
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free(bb->globpats);
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@ -892,9 +891,9 @@ static void set_globs(bb_t *bb, const char *globs)
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}
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/*
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* Set whether or not bb should interleave directories and files.
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*/
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//
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// Set whether or not bb should interleave directories and files.
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//
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static void set_interleave(bb_t *bb, int interleave)
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{
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bb->interleave_dirs = interleave;
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@ -903,9 +902,9 @@ static void set_interleave(bb_t *bb, int interleave)
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bb->dirty = 1;
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}
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/*
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* Set bb's scroll to the given index (and adjust the cursor as necessary)
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*/
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//
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// Set bb's scroll to the given index (and adjust the cursor as necessary)
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//
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static void set_scroll(bb_t *bb, int newscroll)
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{
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int delta = newscroll - bb->scroll;
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@ -923,9 +922,9 @@ static void set_scroll(bb_t *bb, int newscroll)
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if (bb->cursor < 0) bb->cursor = 0;
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}
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/*
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* Select or deselect a file.
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*/
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//
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// Select or deselect a file.
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//
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static void set_selected(bb_t *bb, entry_t *e, int selected)
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{
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if (IS_SELECTED(e) == selected) return;
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@ -943,9 +942,9 @@ static void set_selected(bb_t *bb, entry_t *e, int selected)
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}
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}
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/*
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* Set the sorting method used by bb to display files.
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*/
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//
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// Set the sorting method used by bb to display files.
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//
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static void set_sort(bb_t *bb, const char *sort)
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{
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char sortbuf[strlen(sort)+1];
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@ -965,9 +964,9 @@ static void set_sort(bb_t *bb, const char *sort)
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setenv("BBSORT", bb->sort, 1);
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}
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/*
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* Set the xwindow title property to: bb - current path
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*/
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//
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// Set the xwindow title property to: bb - current path
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//
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static void set_title(bb_t *bb)
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{
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char *home = getenv("HOME");
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@ -977,10 +976,10 @@ static void set_title(bb_t *bb)
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fprintf(tty_out, "\033]2;"BB_NAME": %s\007", bb->path);
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}
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/*
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* If the given entry is not viewed or selected, remove it from the
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* hash, free it, and return 1.
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*/
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//
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// If the given entry is not viewed or selected, remove it from the
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// hash, free it, and return 1.
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//
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static int try_free_entry(entry_t *e)
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{
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if (IS_SELECTED(e) || IS_VIEWED(e) || !IS_LOADED(e)) return 0;
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@ -989,9 +988,9 @@ static int try_free_entry(entry_t *e)
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return 1;
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}
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/*
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* Sort the files in bb according to bb's settings.
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*/
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//
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// Sort the files in bb according to bb's settings.
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//
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static void sort_files(bb_t *bb)
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{
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#ifdef __APPLE__
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@ -1004,10 +1003,10 @@ static void sort_files(bb_t *bb)
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bb->dirty = 1;
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}
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/*
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* Trim trailing whitespace by inserting '\0' and return a pointer to after the
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* first non-whitespace char
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*/
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//
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// Trim trailing whitespace by inserting '\0' and return a pointer to after the
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// first non-whitespace char
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//
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static char *trim(char *s)
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{
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if (!s) return NULL;
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@ -1018,18 +1017,18 @@ static char *trim(char *s)
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return s;
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}
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/*
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* Hanlder for SIGWINCH events
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*/
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//
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// Hanlder for SIGWINCH events
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//
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static void update_term_size(int sig)
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{
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(void)sig;
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ioctl(STDIN_FILENO, TIOCGWINSZ, &winsize);
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}
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/*
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* Wait for a process to either suspend or exit and return the status.
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*/
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//
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// Wait for a process to either suspend or exit and return the status.
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//
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static int wait_for_process(proc_t **proc)
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{
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tcsetpgrp(fileno(tty_out), (*proc)->pid);
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32
draw.c
32
draw.c
@ -1,6 +1,6 @@
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/*
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* draw.c - This file contains logic for drawing columns.
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*/
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//
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// draw.c - This file contains logic for drawing columns.
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//
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#include <limits.h>
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#include <stdio.h>
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@ -55,11 +55,11 @@ static char* stpcpy_escaped(char *buf, const char *str, const char *color)
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return buf;
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}
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/*
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* Print a string, but replacing bytes like '\n' with a red-colored "\n".
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* The color argument is what color to put back after the red.
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* Returns the number of bytes that were escaped.
|
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*/
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//
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// Print a string, but replacing bytes like '\n' with a red-colored "\n".
|
||||
// The color argument is what color to put back after the red.
|
||||
// Returns the number of bytes that were escaped.
|
||||
//
|
||||
static int fputs_escaped(FILE *f, const char *str, const char *color)
|
||||
{
|
||||
static const char *escapes = " abtnvfr e";
|
||||
@ -78,9 +78,9 @@ static int fputs_escaped(FILE *f, const char *str, const char *color)
|
||||
return escaped;
|
||||
}
|
||||
|
||||
/*
|
||||
* Returns the color of a file listing, given its mode.
|
||||
*/
|
||||
//
|
||||
// Returns the color of a file listing, given its mode.
|
||||
//
|
||||
static const char* color_of(mode_t mode)
|
||||
{
|
||||
if (S_ISDIR(mode)) return DIR_COLOR;
|
||||
@ -280,11 +280,11 @@ void draw_row(FILE *out, char columns[], entry_t *entry, const char *color, int
|
||||
fputs("\033[0m", out);
|
||||
}
|
||||
|
||||
/*
|
||||
* Draw everything to the screen.
|
||||
* If `dirty` is false, then use terminal scrolling to move the file listing
|
||||
* around and only update the files that have changed.
|
||||
*/
|
||||
//
|
||||
// Draw everything to the screen.
|
||||
// If `dirty` is false, then use terminal scrolling to move the file listing
|
||||
// around and only update the files that have changed.
|
||||
//
|
||||
void render(FILE *out, bb_t *bb)
|
||||
{
|
||||
static int lastcursor = -1, lastscroll = -1;
|
||||
|
||||
6
draw.h
6
draw.h
@ -1,6 +1,6 @@
|
||||
/*
|
||||
* draw.h - This file contains definitions for bb column-drawing code.
|
||||
*/
|
||||
//
|
||||
// draw.h - This file contains definitions for bb column-drawing code.
|
||||
//
|
||||
|
||||
#ifndef FILE_COLUMNS__H
|
||||
#define FILE_COLUMNS__H
|
||||
|
||||
40
terminal.c
40
terminal.c
@ -1,11 +1,11 @@
|
||||
/*
|
||||
* terminal.c
|
||||
* Copyright 2019 Bruce Hill
|
||||
* Released under the MIT License
|
||||
*
|
||||
* Implementations of some basic terminal stuff, like reading keys and some
|
||||
* terminal escape sequences.
|
||||
*/
|
||||
//
|
||||
// terminal.c
|
||||
// Copyright 2019 Bruce Hill
|
||||
// Released under the MIT License
|
||||
//
|
||||
// Implementations of some basic terminal stuff, like reading keys and some
|
||||
// terminal escape sequences.
|
||||
//
|
||||
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
@ -71,11 +71,11 @@ static inline int nextnum(int fd, int c, int *n)
|
||||
return c;
|
||||
}
|
||||
|
||||
/*
|
||||
* Get one key of input from the given file. Returns -1 on failure.
|
||||
* If mouse_x or mouse_y are non-null and a mouse event occurs, they will be
|
||||
* set to the position of the mouse (0-indexed).
|
||||
*/
|
||||
//
|
||||
// Get one key of input from the given file. Returns -1 on failure.
|
||||
// If mouse_x or mouse_y are non-null and a mouse event occurs, they will be
|
||||
// set to the position of the mouse (0-indexed).
|
||||
//
|
||||
int bgetkey(FILE *in, int *mouse_x, int *mouse_y)
|
||||
{
|
||||
if (mouse_x) *mouse_x = -1;
|
||||
@ -220,9 +220,9 @@ int bgetkey(FILE *in, int *mouse_x, int *mouse_y)
|
||||
return -1;
|
||||
}
|
||||
|
||||
/*
|
||||
* Populate `buf` with the name of a key.
|
||||
*/
|
||||
//
|
||||
// Populate `buf` with the name of a key.
|
||||
//
|
||||
char *bkeyname(int key, char *buf)
|
||||
{
|
||||
if (key & MOD_META) buf = stpcpy(buf, "Super-");
|
||||
@ -241,10 +241,10 @@ char *bkeyname(int key, char *buf)
|
||||
return buf + sprintf(buf, "\\x%02X", key);
|
||||
}
|
||||
|
||||
/*
|
||||
* Return the key with the given name, if one exists, otherwise -1.
|
||||
* (i.e. bkeywithname("Space") == ' ', bkeywithname("x") == 'x', bkeywithname("F1") == KEY_F1, bkeywithname("???") == -1)
|
||||
*/
|
||||
//
|
||||
// Return the key with the given name, if one exists, otherwise -1.
|
||||
// (i.e. bkeywithname("Space") == ' ', bkeywithname("x") == 'x', bkeywithname("F1") == KEY_F1, bkeywithname("???") == -1)
|
||||
//
|
||||
int bkeywithname(const char *name)
|
||||
{
|
||||
int modifiers = 0;
|
||||
|
||||
44
terminal.h
44
terminal.h
@ -1,11 +1,11 @@
|
||||
/*
|
||||
* terminal.h
|
||||
* Copyright 2019 Bruce Hill
|
||||
* Released under the MIT License
|
||||
*
|
||||
* Definitions of some basic terminal stuff, like reading keys and some
|
||||
* terminal escape sequences.
|
||||
*/
|
||||
//
|
||||
// terminal.h
|
||||
// Copyright 2019 Bruce Hill
|
||||
// Released under the MIT License
|
||||
//
|
||||
// Definitions of some basic terminal stuff, like reading keys and some
|
||||
// terminal escape sequences.
|
||||
//
|
||||
|
||||
#ifndef FILE__TERMINAL_H
|
||||
#define FILE__TERMINAL_H
|
||||
@ -48,22 +48,22 @@ typedef enum {
|
||||
#define MOD_SHIFT (1 << (MOD_BITSHIFT + 3))
|
||||
|
||||
// Overlapping key codes:
|
||||
#define KEY_CTRL_BACKTICK 0x00 /* clash with ^@ */
|
||||
#define KEY_CTRL_2 0x00 /* clash with ^@ */
|
||||
#define KEY_BACKSPACE 0x08 /* clash with ^H */
|
||||
#define KEY_TAB 0x09 /* clash with ^I */
|
||||
#define KEY_ENTER 0x0D /* clash with ^M */
|
||||
#define KEY_ESC 0x1B /* clash with ^[ */
|
||||
#define KEY_CTRL_3 0x1B /* clash with ^[ */
|
||||
#define KEY_CTRL_4 0x1C /* clash with ^\ */
|
||||
#define KEY_CTRL_5 0x1D /* clash with ^] */
|
||||
#define KEY_CTRL_TILDE 0x1E /* clash with ^^ */
|
||||
#define KEY_CTRL_6 0x1E /* clash with ^^ */
|
||||
#define KEY_CTRL_7 0x1F /* clash with ^_ */
|
||||
#define KEY_CTRL_SLASH 0x1F /* clash with ^_ */
|
||||
#define KEY_CTRL_BACKTICK 0x00 // clash with ^@
|
||||
#define KEY_CTRL_2 0x00 // clash with ^@
|
||||
#define KEY_BACKSPACE 0x08 // clash with ^H
|
||||
#define KEY_TAB 0x09 // clash with ^I
|
||||
#define KEY_ENTER 0x0D // clash with ^M
|
||||
#define KEY_ESC 0x1B // clash with ^[
|
||||
#define KEY_CTRL_3 0x1B // clash with ^[
|
||||
#define KEY_CTRL_4 0x1C // clash with ^\
|
||||
#define KEY_CTRL_5 0x1D // clash with ^]
|
||||
#define KEY_CTRL_TILDE 0x1E // clash with ^^
|
||||
#define KEY_CTRL_6 0x1E // clash with ^^
|
||||
#define KEY_CTRL_7 0x1F // clash with ^_
|
||||
#define KEY_CTRL_SLASH 0x1F // clash with ^_
|
||||
#define KEY_SPACE 0x20
|
||||
#define KEY_BACKSPACE2 0x7F
|
||||
#define KEY_CTRL_8 0x7F /* clash with 'BACKSPACE2' */
|
||||
#define KEY_CTRL_8 0x7F // clash with 'BACKSPACE2'
|
||||
|
||||
// Terminal escape sequences:
|
||||
#define T_WRAP "7"
|
||||
|
||||
29
types.h
29
types.h
@ -1,10 +1,10 @@
|
||||
/*
|
||||
* types.h
|
||||
* Copyright 2019 Bruce Hill
|
||||
* Released under the MIT license
|
||||
*
|
||||
* This file contains definitions of different types.
|
||||
*/
|
||||
//
|
||||
// types.h
|
||||
// Copyright 2019 Bruce Hill
|
||||
// Released under the MIT license
|
||||
//
|
||||
// This file contains definitions of different types.
|
||||
//
|
||||
#ifndef FILE_TYPES__H
|
||||
#define FILE_TYPES__H
|
||||
|
||||
@ -20,13 +20,14 @@
|
||||
#define HASH_SIZE 1024
|
||||
#define HASH_MASK (HASH_SIZE - 1)
|
||||
|
||||
/* Datastructure for file/directory entries.
|
||||
* entry_t uses intrusive linked lists. This means entries can only belong to
|
||||
* one list at a time, in this case the list of selected entries. 'atme' is an
|
||||
* indirect pointer to either the 'next' field of the previous list member, or
|
||||
* the variable that points to the first list member. In other words,
|
||||
* item->next->atme == &item->next and firstitem->atme == &firstitem.
|
||||
*/
|
||||
//
|
||||
// Datastructure for file/directory entries.
|
||||
// entry_t uses intrusive linked lists. This means entries can only belong to
|
||||
// one list at a time, in this case the list of selected entries. 'atme' is an
|
||||
// indirect pointer to either the 'next' field of the previous list member, or
|
||||
// the variable that points to the first list member. In other words,
|
||||
// item->next->atme == &item->next and firstitem->atme == &firstitem.
|
||||
//
|
||||
typedef struct entry_s {
|
||||
struct {
|
||||
struct entry_s *next, **atme;
|
||||
|
||||
14
utils.h
14
utils.h
@ -1,10 +1,10 @@
|
||||
/*
|
||||
* utils.h
|
||||
* Copyright 2020 Bruce Hill
|
||||
* Released under the MIT license
|
||||
*
|
||||
* This file contains some definitions of some utility macros.
|
||||
*/
|
||||
//
|
||||
// utils.h
|
||||
// Copyright 2020 Bruce Hill
|
||||
// Released under the MIT license
|
||||
//
|
||||
// This file contains some definitions of some utility macros.
|
||||
//
|
||||
|
||||
#ifndef FILE_UTILS__H
|
||||
#define FILE_UTILS__H
|
||||
|
||||
Loading…
Reference in New Issue
Block a user