mirror of
https://github.com/davatorium/rofi.git
synced 2025-04-07 17:33:14 -04:00
Rewrite of the configuration parsing, no longer duplicating options between Xrm and CMD.
* NEEDS TESTING.
This commit is contained in:
Dave Davenport
parent
bda97e0849
commit
a534a0f244
7 changed files with 205 additions and 183 deletions
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@ -14,6 +14,8 @@
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- On broken UTF-8 show everything up to the broken character. (#121)
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Others:
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- Significant code refactoring.
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- Rewriting of config parser, Commandline Parser uses structure from Xresource parser.
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Avoiding duplication and making it easier to maintain.
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Performance improvements:
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- Fix blocking on grabbing keyboard.
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@ -128,6 +128,8 @@ helper_test_SOURCES=\
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include/rofi.h\
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source/helper.c\
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include/helper.h\
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source/xrmoptions.h\
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source/xrmoptions.c\
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test/helper-test.c
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.PHONY: test
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@ -146,19 +146,12 @@ int execute_generator ( char * cmd ) __attribute__( ( nonnull ) );
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*/
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void create_pid_file ( const char *pidfile );
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/**
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* @param argc Number of arguments.
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* @param argv Array of arguments.
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*
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* Parse commandline options.
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*/
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void config_parse_cmd_options ( int argc, char ** argv );
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/**
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* Do some input validation, especially the first few could break things.
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* It is good to catch them beforehand.
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*
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* This functions exits the program with 1 when it finds an invalid configuration.
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*/
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void config_sanity_check ( void );
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void config_sanity_check ( int argc, char **argv );
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char helper_parse_char ( const char *arg );
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#endif // __HELPER_H__
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@ -8,7 +8,8 @@ typedef enum
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xrm_String = 0,
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xrm_Number = 1,
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xrm_SNumber = 2,
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xrm_Boolean = 3
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xrm_Boolean = 3,
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xrm_Char = 4
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} XrmOptionType;
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/**
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@ -19,6 +20,21 @@ typedef enum
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*/
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void config_parse_xresource_options ( Display *display );
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/**
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* @param argc Number of arguments.
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* @param argv Array of arguments.
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*
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* Parse commandline options.
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*/
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void config_parse_cmd_options ( int argc, char ** argv );
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/**
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* @param argc Number of arguments.
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* @param argv Array of arguments.
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*
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* Parse dynamic commandline options.
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*/
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void config_parse_cmd_options_dynamic ( int argc, char ** argv );
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/**
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* @param display Handler of the display to fetch the settings from.
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*
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@ -38,5 +54,8 @@ void config_xresource_free ( void );
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*/
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void xresource_dump ( void );
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/**
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* Add option to the dynamic option parser.
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*/
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void config_parser_add_option ( XrmOptionType type, const char *key, void **value );
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#endif
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186
source/helper.c
186
source/helper.c
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@ -252,60 +252,65 @@ int find_arg_uint ( const int argc, char * const argv[], const char * const key,
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return FALSE;
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}
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char helper_parse_char ( const char *arg )
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{
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char retv = -1;
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int len = strlen ( arg );
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// If the length is 1, it is not escaped.
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if ( len == 1 ) {
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retv = arg[0];
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}
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// If the length is 2 and the first character is '\', we unescape it.
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else if ( len == 2 && arg[0] == '\\' ) {
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// New line
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if ( arg[1] == 'n' ) {
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retv = '\n';
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}
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// Bell
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else if ( arg[1] == 'a' ) {
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retv = '\a';
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}
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// Backspace
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else if ( arg[1] == 'b' ) {
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retv = '\b';
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}
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// Tab
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else if ( arg[1] == 't' ) {
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retv = '\t';
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}
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// Vertical tab
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else if ( arg[1] == 'v' ) {
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retv = '\v';
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}
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// Form feed
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else if ( arg[1] == 'f' ) {
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retv = '\f';
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}
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// Carriage return
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else if ( arg[1] == 'r' ) {
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retv = '\r';
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}
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// Forward slash
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else if ( arg[1] == '\\' ) {
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retv = '\\';
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}
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}
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else if ( len > 2 && arg[0] == '\\' && arg[1] == 'x' ) {
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retv = (char) strtol ( &arg[2], NULL, 16 );
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}
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if ( retv < 0 ) {
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fprintf ( stderr, "Failed to parse character string: \"%s\"\n", arg );
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exit ( 1 );
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}
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return retv;
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}
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int find_arg_char ( const int argc, char * const argv[], const char * const key, char *val )
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{
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int i = find_arg ( argc, argv, key );
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if ( val != NULL && i > 0 && i < ( argc - 1 ) ) {
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int len = strlen ( argv[i + 1] );
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// If the length is 1, it is not escaped.
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if ( len == 1 ) {
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*val = argv[i + 1][0];
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}
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// If the length is 2 and the first character is '\', we unescape it.
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else if ( len == 2 && argv[i + 1][0] == '\\' ) {
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// New line
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if ( argv[i + 1][1] == 'n' ) {
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*val = '\n';
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}
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// Bell
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else if ( argv[i + 1][1] == 'a' ) {
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*val = '\a';
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}
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// Backspace
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else if ( argv[i + 1][1] == 'b' ) {
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*val = '\b';
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}
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// Tab
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else if ( argv[i + 1][1] == 't' ) {
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*val = '\t';
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}
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// Vertical tab
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else if ( argv[i + 1][1] == 'v' ) {
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*val = '\v';
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}
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// Form feed
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else if ( argv[i + 1][1] == 'f' ) {
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*val = '\f';
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}
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// Carriage return
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else if ( argv[i + 1][1] == 'r' ) {
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*val = '\r';
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}
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// Forward slash
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else if ( argv[i + 1][1] == '\\' ) {
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*val = '\\';
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}
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// Otherwise it is not valid and throw error
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else {
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fprintf ( stderr, "Failed to parse command-line argument." );
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exit ( 1 );
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}
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}
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else{
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fprintf ( stderr, "Failed to parse command-line argument." );
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exit ( 1 );
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}
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*val = helper_parse_char ( argv[i + 1] );
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return TRUE;
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}
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return FALSE;
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@ -405,84 +410,25 @@ void create_pid_file ( const char *pidfile )
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}
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}
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void config_parse_cmd_options ( int argc, char ** argv )
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{
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if ( find_arg ( argc, argv, "-rnow") >= 0 ||
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find_arg ( argc, argv, "-snow") >= 0 ||
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find_arg ( argc, argv, "-now") >= 0 ||
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find_arg ( argc, argv, "-key") >= 0 ||
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find_arg ( argc, argv, "-skey") >= 0 ||
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find_arg ( argc, argv, "-rkey") >= 0 ) {
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fprintf(stderr, "The -snow, -now, -rnow, -key, -rkey, -skey are deprecated "
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"and have been removed.\n"
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"Please see the manpage: %s -help for the correct syntax.", argv[0]);
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exit(EXIT_FAILURE);
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}
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find_arg_str ( argc, argv, "-switchers", &( config.switchers ) );
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// Parse commandline arguments about the looks.
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find_arg_uint ( argc, argv, "-opacity", &( config.window_opacity ) );
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find_arg_int ( argc, argv, "-width", &( config.menu_width ) );
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find_arg_uint ( argc, argv, "-lines", &( config.menu_lines ) );
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find_arg_uint ( argc, argv, "-columns", &( config.menu_columns ) );
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find_arg_str ( argc, argv, "-font", &( config.menu_font ) );
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find_arg_str ( argc, argv, "-fg", &( config.menu_fg ) );
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find_arg_str ( argc, argv, "-bg", &( config.menu_bg ) );
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find_arg_str ( argc, argv, "-bgalt", &( config.menu_bg_alt ) );
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find_arg_str ( argc, argv, "-hlfg", &( config.menu_hlfg ) );
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find_arg_str ( argc, argv, "-hlbg", &( config.menu_hlbg ) );
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find_arg_str ( argc, argv, "-bc", &( config.menu_bc ) );
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find_arg_uint ( argc, argv, "-bw", &( config.menu_bw ) );
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// Parse commandline arguments about size and position
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find_arg_uint ( argc, argv, "-location", &( config.location ) );
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find_arg_uint ( argc, argv, "-padding", &( config.padding ) );
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find_arg_int ( argc, argv, "-xoffset", &( config.x_offset ) );
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find_arg_int ( argc, argv, "-yoffset", &( config.y_offset ) );
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if ( find_arg ( argc, argv, "-fixed-num-lines" ) >= 0 ) {
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config.fixed_num_lines = 1;
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}
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if ( find_arg ( argc, argv, "-disable-history" ) >= 0 ) {
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config.disable_history = TRUE;
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}
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if ( find_arg ( argc, argv, "-levenshtein-sort" ) >= 0 ) {
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config.levenshtein_sort = TRUE;
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}
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if ( find_arg ( argc, argv, "-case-sensitive" ) >= 0 ) {
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config.case_sensitive = TRUE;
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}
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// Parse commandline arguments about behavior
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find_arg_str ( argc, argv, "-terminal", &( config.terminal_emulator ) );
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find_arg_str ( argc, argv, "-ssh-client", &( config.ssh_client ) );
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find_arg_str ( argc, argv, "-ssh-command", &( config.ssh_command ) );
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find_arg_str ( argc, argv, "-run-command", &( config.run_command ) );
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find_arg_str ( argc, argv, "-run-list-command", &( config.run_list_command ) );
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find_arg_str ( argc, argv, "-run-shell-command", &( config.run_shell_command ) );
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find_arg_char ( argc, argv, "-sep", &( config.separator ) );
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find_arg_int ( argc, argv, "-eh", &( config.element_height ) );
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find_arg_uint ( argc, argv, "-lazy-filter-limit", &( config.lazy_filter_limit ) );
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if ( find_arg ( argc, argv, "-sidebar-mode" ) >= 0 ) {
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config.sidebar_mode = TRUE;
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}
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}
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/**
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* Do some input validation, especially the first few could break things.
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* It is good to catch them beforehand.
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*
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* This functions exits the program with 1 when it finds an invalid configuration.
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*/
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void config_sanity_check ( void )
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void config_sanity_check ( int argc, char **argv )
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{
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if ( find_arg ( argc, argv, "-rnow" ) >= 0 ||
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find_arg ( argc, argv, "-snow" ) >= 0 ||
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find_arg ( argc, argv, "-now" ) >= 0 ||
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find_arg ( argc, argv, "-key" ) >= 0 ||
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find_arg ( argc, argv, "-skey" ) >= 0 ||
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find_arg ( argc, argv, "-rkey" ) >= 0 ) {
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fprintf ( stderr, "The -snow, -now, -rnow, -key, -rkey, -skey are deprecated "
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"and have been removed.\n"
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"Please see the manpage: %s -help for the correct syntax.", argv[0] );
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exit ( EXIT_FAILURE );
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}
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if ( config.element_height < 1 ) {
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fprintf ( stderr, "config.element_height is invalid. It needs to be atleast 1 line high.\n" );
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exit ( 1 );
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@ -553,9 +553,10 @@ inline static void menu_nav_down ( MenuState *state )
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* specified by key and modstate. Returns -1 if none was found
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*/
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extern unsigned int NumlockMask;
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static int locate_switcher( KeySym key, unsigned int modstate ) {
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static int locate_switcher ( KeySym key, unsigned int modstate )
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{
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// ignore annoying modifiers
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unsigned int modstate_filtered = modstate & ~(LockMask | NumlockMask);
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unsigned int modstate_filtered = modstate & ~( LockMask | NumlockMask );
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for ( unsigned int i = 0; i < num_switchers; i++ ) {
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if ( switchers[i].keystr != NULL ) {
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if ( ( modstate_filtered == switchers[i].modmask ) &&
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@ -577,7 +578,7 @@ static void menu_keyboard_navigation ( MenuState *state, KeySym key, unsigned in
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{
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// pressing one of the global key bindings closes the switcher. this allows fast closing of the
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// menu if an item is not selected
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if ( locate_switcher( key, modstate ) != -1 || key == XK_Escape ) {
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if ( locate_switcher ( key, modstate ) != -1 || key == XK_Escape ) {
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state->retv = MENU_CANCEL;
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state->quit = TRUE;
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}
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@ -1438,9 +1439,9 @@ static void run_switcher ( int do_fork, SwitcherMode mode )
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static void handle_keypress ( XEvent *ev )
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{
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int index;
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KeySym key = XkbKeycodeToKeysym ( display, ev->xkey.keycode, 0, 0 );
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index = locate_switcher( key, ev->xkey.state );
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if( index >= 0 ) {
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KeySym key = XkbKeycodeToKeysym ( display, ev->xkey.keycode, 0, 0 );
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index = locate_switcher ( key, ev->xkey.state );
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if ( index >= 0 ) {
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run_switcher ( TRUE, index );
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}
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else {
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@ -1476,6 +1477,10 @@ static void cleanup ()
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XCloseDisplay ( display );
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}
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}
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// Cleanup pid file.
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if ( pidfile ) {
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unlink ( pidfile );
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}
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// Cleaning up memory allocated by the Xresources file.
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config_xresource_free ();
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@ -1484,22 +1489,13 @@ static void cleanup ()
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if ( switchers[i].cb_data_free != NULL ) {
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switchers[i].cb_data_free ( switchers[i].cb_data );
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}
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if ( switchers[i].keystr != NULL ) {
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g_free ( switchers[i].keystr );
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switchers[i].keystr = NULL;
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}
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// Switcher keystr is free'ed when needed by config system.
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if ( switchers[i].keycfg != NULL ) {
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g_free ( switchers[i].keycfg );
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switchers[i].keycfg = NULL;
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}
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}
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g_free ( switchers );
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// Cleanup pid file.
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if ( pidfile ) {
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unlink ( pidfile );
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g_free ( pidfile );
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}
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}
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/**
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@ -1570,8 +1566,7 @@ static void setup_switchers ( void )
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// We cannot do this in main loop, as we create pointer to string,
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// and re-alloc moves that pointer.
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for ( unsigned int i = 0; i < num_switchers; i++ ) {
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switchers[i].keycfg = g_strdup_printf ( "key-%s",
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switchers[i].name );
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switchers[i].keycfg = g_strdup_printf ( "key-%s", switchers[i].name );
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config_parser_add_option ( xrm_String,
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switchers[i].keycfg,
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(void * *) &( switchers[i].keystr ) );
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@ -1601,16 +1596,10 @@ static inline void load_configuration_dynamic ( Display *display )
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{
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// Load in config from X resources.
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config_parse_xresource_options_dynamic ( display );
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config_parse_cmd_options_dynamic ( stored_argc, stored_argv );
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for ( unsigned int i = 0; i < num_switchers; i++ ) {
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if ( switchers[i].keycfg != NULL ) {
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char *flag = g_strdup_printf ( "-%s", switchers[i].keycfg );
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find_arg_str_alloc ( stored_argc, stored_argv, flag, &( switchers[i].keystr ) );
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g_free ( flag );
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}
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}
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// Sanity check
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config_sanity_check ();
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config_sanity_check ( stored_argc, stored_argv );
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}
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@ -1655,6 +1644,7 @@ static void show_error_message ( const char *msg )
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int main ( int argc, char *argv[] )
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{
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int dmenu_mode = FALSE;
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stored_argc = argc;
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stored_argv = argv;
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@ -1669,16 +1659,30 @@ int main ( int argc, char *argv[] )
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exit ( EXIT_SUCCESS );
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}
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// Detect if we are in dmenu mode.
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// This has two possible causes.
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// 1 the user specifies it on the command-line.
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if ( find_arg ( argc, argv, "-dmenu" ) >= 0 ) {
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dmenu_mode = TRUE;
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}
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// 2 the binary that executed is called dmenu (e.g. symlink to rofi)
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else{
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// Get the base name of the executable called.
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char *base_name = g_path_get_basename ( argv[0] );
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dmenu_mode = ( strcmp ( base_name, "dmenu" ) == 0 );
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// Free the basename for dmenu detection.
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g_free ( base_name );
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}
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// Get the path to the cache dir.
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cache_dir = g_get_user_cache_dir ();
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// Create pid file path.
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if ( find_arg_str_alloc ( argc, argv, "-pid", &( pidfile ) ) == FALSE ) {
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const char *path = g_get_user_runtime_dir ();
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if ( path ) {
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pidfile = g_build_filename ( path, "rofi.pid", NULL );
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}
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const char *path = g_get_user_runtime_dir ();
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if ( path ) {
|
||||
pidfile = g_build_filename ( path, "rofi.pid", NULL );
|
||||
}
|
||||
config_parser_add_option ( xrm_String, "pid", (void * *) &pidfile );
|
||||
|
||||
// Register cleanup function.
|
||||
atexit ( cleanup );
|
||||
|
|
@ -1692,10 +1696,15 @@ int main ( int argc, char *argv[] )
|
|||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
|
||||
load_configuration ( display );
|
||||
// setup_switchers
|
||||
setup_switchers ();
|
||||
if ( !dmenu_mode ) {
|
||||
// setup_switchers
|
||||
setup_switchers ();
|
||||
}
|
||||
else {
|
||||
// Add dmenu options.
|
||||
config_parser_add_option ( xrm_Char, "sep", (void * *) &( config.separator ) );
|
||||
}
|
||||
// Reload for dynamic part.
|
||||
load_configuration_dynamic ( display );
|
||||
|
||||
|
|
@ -1716,21 +1725,6 @@ int main ( int argc, char *argv[] )
|
|||
exit ( EXIT_SUCCESS );
|
||||
}
|
||||
|
||||
// Detect if we are in dmenu mode.
|
||||
// This has two possible causes.
|
||||
int dmenu_mode = FALSE;
|
||||
// 1 the user specifies it on the command-line.
|
||||
if ( find_arg ( argc, argv, "-dmenu" ) >= 0 ) {
|
||||
dmenu_mode = TRUE;
|
||||
}
|
||||
// 2 the binary that executed is called dmenu (e.g. symlink to rofi)
|
||||
else{
|
||||
// Get the base name of the executable called.
|
||||
char *base_name = g_path_get_basename ( argv[0] );
|
||||
dmenu_mode = ( strcmp ( base_name, "dmenu" ) == 0 );
|
||||
// Free the basename for dmenu detection.
|
||||
g_free ( base_name );
|
||||
}
|
||||
|
||||
// Dmenu mode.
|
||||
if ( dmenu_mode == TRUE ) {
|
||||
|
|
|
|||
|
|
@ -32,6 +32,7 @@
|
|||
#include <X11/Xresource.h>
|
||||
#include "rofi.h"
|
||||
#include "xrmoptions.h"
|
||||
#include "helper.h"
|
||||
|
||||
typedef struct
|
||||
{
|
||||
|
|
@ -43,12 +44,13 @@ typedef struct
|
|||
int * snum;
|
||||
char ** str;
|
||||
void *pointer;
|
||||
char * charc;
|
||||
};
|
||||
char *mem;
|
||||
} XrmOption;
|
||||
/**
|
||||
* Map X resource settings to internal options
|
||||
* Currently supports string and number.
|
||||
* Map X resource and commandline options to internal options
|
||||
* Currently supports string, boolean and number (signed and unsigned).
|
||||
*/
|
||||
static XrmOption xrmOptions[] = {
|
||||
{ xrm_String, "switchers", { .str = &config.switchers }, NULL },
|
||||
|
|
@ -98,9 +100,9 @@ static XrmOption xrmOptions[] = {
|
|||
{ xrm_Boolean, "disable-history", { .num = &config.disable_history }, NULL },
|
||||
{ xrm_Boolean, "levenshtein-sort", { .num = &config.levenshtein_sort }, NULL },
|
||||
{ xrm_Boolean, "case-sensitive", { .num = &config.case_sensitive }, NULL },
|
||||
/* Key bindings */
|
||||
{ xrm_Boolean, "sidebar-mode", { .num = &config.sidebar_mode }, NULL },
|
||||
{ xrm_Number, "lazy-filter-limit", { .num = &config.lazy_filter_limit }, NULL }
|
||||
{ xrm_Number, "lazy-filter-limit", { .num = &config.lazy_filter_limit }, NULL },
|
||||
{ xrm_SNumber, "eh", { .snum = &config.element_height }, NULL }
|
||||
};
|
||||
|
||||
// Dynamic options.
|
||||
|
|
@ -150,6 +152,9 @@ static void config_parser_set ( XrmOption *option, XrmValue *xrmValue )
|
|||
*( option->num ) = FALSE;
|
||||
}
|
||||
}
|
||||
else if ( option->type == xrm_Char ) {
|
||||
*( option->charc ) = helper_parse_char ( xrmValue->addr );
|
||||
}
|
||||
}
|
||||
|
||||
void config_parse_xresource_options ( Display *display )
|
||||
|
|
@ -185,6 +190,59 @@ void config_parse_xresource_options ( Display *display )
|
|||
XrmDestroyDatabase ( xDB );
|
||||
}
|
||||
|
||||
/**
|
||||
* Parse an option from the commandline vector.
|
||||
*/
|
||||
static void config_parse_cmd_option ( XrmOption *option, int argc, char **argv )
|
||||
{
|
||||
// Prepend a - to the option name.
|
||||
char *key = g_strdup_printf ( "-%s", option->name );
|
||||
switch ( option->type )
|
||||
{
|
||||
case xrm_Number:
|
||||
find_arg_uint ( argc, argv, key, option->num );
|
||||
break;
|
||||
case xrm_SNumber:
|
||||
find_arg_int ( argc, argv, key, option->snum );
|
||||
break;
|
||||
case xrm_String:
|
||||
if ( find_arg_str ( argc, argv, key, option->str ) == TRUE ) {
|
||||
if ( option->mem != NULL ) {
|
||||
g_free ( option->mem );
|
||||
option->mem = NULL;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case xrm_Boolean:
|
||||
if ( find_arg ( argc, argv, key ) >= 0 ) {
|
||||
*( option->num ) = TRUE;
|
||||
}
|
||||
break;
|
||||
case xrm_Char:
|
||||
find_arg_char ( argc, argv, key, option->charc );
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
g_free ( key );
|
||||
}
|
||||
|
||||
void config_parse_cmd_options ( int argc, char ** argv )
|
||||
{
|
||||
for ( unsigned int i = 0; i < sizeof ( xrmOptions ) / sizeof ( XrmOption ); ++i ) {
|
||||
XrmOption *op = &( xrmOptions[i] );
|
||||
config_parse_cmd_option ( op, argc, argv );
|
||||
}
|
||||
}
|
||||
|
||||
void config_parse_cmd_options_dynamic ( int argc, char ** argv )
|
||||
{
|
||||
for ( unsigned int i = 0; i < num_extra_options; ++i ) {
|
||||
XrmOption *op = &( extra_options[i] );
|
||||
config_parse_cmd_option ( op, argc, argv );
|
||||
}
|
||||
}
|
||||
|
||||
void config_parse_xresource_options_dynamic ( Display *display )
|
||||
{
|
||||
char *xRMS;
|
||||
|
|
@ -256,6 +314,14 @@ void xresource_dump_entry ( const char *namePrefix, XrmOption *option )
|
|||
case xrm_Boolean:
|
||||
printf ( "%s", ( *( option->num ) == TRUE ) ? "true" : "false" );
|
||||
break;
|
||||
case xrm_Char:
|
||||
if ( *( option->charc ) > 32 && *( option->charc ) < 127 ) {
|
||||
printf ( "%c", *( option->charc ) );
|
||||
}
|
||||
else {
|
||||
printf ( "\\x%02X", *( option->charc ) );
|
||||
}
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue