diff options
author | Leo Tenenbaum <pommicket@gmail.com> | 2021-02-01 12:33:27 -0500 |
---|---|---|
committer | Leo Tenenbaum <pommicket@gmail.com> | 2021-02-01 12:33:27 -0500 |
commit | 11b50663dc489b7ec8cb1c8774d9bda2c7acac3b (patch) | |
tree | aa604b767286c86b21b6fef851f0c74e8dfc0acb | |
parent | dba51f5c1b7ac895239d2909358b323a92b77644 (diff) |
full C syntax highlighting
-rw-r--r-- | colors.h | 4 | ||||
-rw-r--r-- | filesystem-win.c | 4 | ||||
-rw-r--r-- | keywords.py | 119 | ||||
-rw-r--r-- | make.bat | 2 | ||||
-rw-r--r-- | syntax.c | 151 | ||||
-rw-r--r-- | ted.cfg | 7 | ||||
-rw-r--r-- | ui.c | 4 |
7 files changed, 230 insertions, 61 deletions
@@ -28,7 +28,7 @@ ENUM_U16 { COLOR_PREPROCESSOR, COLOR_STRING, COLOR_CHARACTER, - COLOR_NUMBER, + COLOR_CONSTANT, COLOR_COUNT } ENUM_U16_END(ColorSetting); @@ -62,7 +62,7 @@ static ColorName const color_names[COLOR_COUNT] = { {COLOR_PREPROCESSOR, "preprocessor"}, {COLOR_STRING, "string"}, {COLOR_CHARACTER, "character"}, - {COLOR_NUMBER, "number"}, + {COLOR_CONSTANT, "constant"}, {COLOR_YES, "yes"}, {COLOR_NO, "no"}, {COLOR_CANCEL, "cancel"} diff --git a/filesystem-win.c b/filesystem-win.c index d9ff143..f27fe82 100644 --- a/filesystem-win.c +++ b/filesystem-win.c @@ -22,7 +22,9 @@ char **fs_list_directory(char const *dirname) { char **ret = NULL; WIN32_FIND_DATA find_data; HANDLE fhandle; - sprintf_s(file_pattern, sizeof file_pattern, "%s\\*", dirname); + assert(*dirname); + sprintf_s(file_pattern, sizeof file_pattern, "%s%s*", dirname, + dirname[strlen(dirname) - 1] == PATH_SEPARATOR ? "" : PATH_SEPARATOR_STR); fhandle = FindFirstFileA(file_pattern, &find_data); if (fhandle != INVALID_HANDLE_VALUE) { // first, figure out number of files diff --git a/keywords.py b/keywords.py new file mode 100644 index 0000000..27480a3 --- /dev/null +++ b/keywords.py @@ -0,0 +1,119 @@ +import ast +keywords = ["CHAR_BIT", "CHAR_MAX", "CHAR_MIN", "DBL_DIG", "DBL_EPSILON", "DBL_HAS_SUBNORM", "DBL_MANT_DIG", "DBL_MAX", + "DBL_MAX_10_EXP", "DBL_MAX_EXP", "DBL_MIN", "DBL_MIN_EXP", "DBL_TRUE_MIN", "DECIMAL_DIG", "EXIT_FAILURE", "EXIT_SUCCESS", + "FLT_DECIMAL_DIG", "FLT_DIG", "FLT_EVAL_METHOD", "FLT_HAS_SUBNORM", "FLT_MANT_DIG", "FLT_MAX", "FLT_MAX_10_EXP", "FLT_MAX_EXP", + "FLT_MIN", "FLT_MIN_10_EXP", "FLT_MIN_EXP", "FLT_RADIX", "FLT_ROUNDS", "FLT_TRUE_MIN", "INT16_MAX", "INT16_MIN", + "INT32_MAX", "INT32_MIN", "INT64_MAX", "INT64_MIN", "INT8_MAX", "INT8_MIN", "INTMAX_MAX", "INTMAX_MIN", + "INTPTR_MAX", "INTPTR_MIN", "INT_FAST16_MAX", "INT_FAST16_MIN", "INT_FAST32_MAX", "INT_FAST32_MIN", "INT_FAST64_MAX", "INT_FAST64_MIN", + "INT_FAST8_MAX", "INT_FAST8_MIN", "INT_LEAST16_MAX", "INT_LEAST16_MIN", "INT_LEAST32_MAX", "INT_LEAST32_MIN", "INT_LEAST64_MAX", "INT_LEAST64_MIN", + "INT_LEAST8_MAX", "INT_LEAST8_MIN", "INT_MAX", "INT_MIN", "LDBL_DECIMAL_DIG", "LDBL_DIG", "LDBL_EPSILON", "LDBL_MANT_DIG", + "LDBL_MAX", "LDBL_MAX_10_EXP", "LDBL_MAX_EXP", "LDBL_MIN", "LDBL_MIN_10_EXP", "LDBL_MIN_EXP", "LDBL_TRUE_MIN", "LLONG_MAX", + "LLONG_MIN", "LONG_MAX", "LONG_MIN", "MB_LEN_MAX", "NULL", "SCHAR_MAX", "SCHAR_MIN", "SHRT_MAX", + "SHRT_MIN", "UCHAR_MAX", "UINT16_MAX", "UINT32_MAX", "UINT64_MAX", "UINT8_MAX", "UINTMAX_MAX", "UINTPTR_MAX", + "UINT_FAST16_MAX", "UINT_FAST32_MAX", "UINT_FAST64_MAX", "UINT_FAST8_MAX", "UINT_LEAST16_MAX", "UINT_LEAST32_MAX", "UINT_LEAST64_MAX", "UINT_LEAST8_MAX", + "UINT_MAX", "ULLONG_MAX", "ULONG_MAX", "USHRT_MAX", "_Alignas", "_Alignof", "_Atomic", "_Bool", + "_Complex", "_Generic", "_Imaginary", "_Noreturn", "_Static_assert", "_Thread_local", "auto", "bool", + "break", "case", "char", "char16_t", "char32_t", "char8_t", "const", "continue", + "default", "do", "double", "else", "enum", "extern", "false", "float", + "for", "goto", "if", "inline", "int", "int16_t", "int32_t", "int64_t", + "int8_t", "long", "register", "restrict", "return", "short", "signed", "sizeof", + "static", "struct", "switch", "true", "typedef", "uint16_t", "uint32_t", "uint64_t", + "uint8_t", "union", "unsigned", "void", "volatile", "wchar_t", "while", "wint_t", + "size_t", "rsize_t", "uintptr_t", "intptr_t", "intmax_t", "uintmax_t", + "PTRDIFF_MIN", "PTRDIFF_MAX", 'SIG_ATOMIC_MIN', 'SIG_ATOMIC_MAX', + 'SIZE_MAX', 'WCHAR_MIN', 'WCHAR_MAX', 'WINT_MIN', 'WINT_MAX', + 'FILE', 'fpos_t', '_IOFBF', '_IOLBF', '_IONBF', 'BUFSIZ', + 'EOF', 'FOPEN_MAX', 'FILENAME_MAX', 'L_tmpnam', + 'SEEK_CUR', 'SEEK_END', 'SEEK_SET', + 'TMP_MAX', 'stderr', 'stdin', 'stdout', + 'mbstate_t', 'TIME_UTC', 'static_assert', 'noreturn', 'alignof', 'alignas', 'complex', + 'TMP_MAX_S', + 'SIG_DFL', 'SIG_ERR', 'SIG_IGN', + "SIGABRT", "SIGALRM", "SIGBUS", "SIGCHLD", "SIGCLD", "SIGCONT", + "SIGEMT", "SIGFPE", "SIGHUP", "SIGILL", "SIGINFO", "SIGINT", + "SIGIO", "SIGIOT", "SIGKILL", "SIGLOST", "SIGPIPE", + "SIGPOLL", "SIGPROF", "SIGPWR", "SIGQUIT", "SIGSEGV", "SIGSTKFLT", + "SIGSTOP", "SIGTSTP", "SIGSYS", "SIGTERM", "SIGTRAP", "SIGTTIN", + "SIGTTOU", "SIGUNUSED", "SIGURG", "SIGUSR1", "SIGUSR2", "SIGVTALRM", + "SIGXCPU", "SIGXFSZ", "SIGWINCH", 'imaxdiv_t', + 'NDEBUG', 'I', + 'EPERM', 'ENOENT', 'ESRCH', 'EINTR', 'EIO', 'ENXIO', + 'E2BIG', 'ENOEXEC', 'EBADF', 'ECHILD', 'EAGAIN', 'ENOMEM', 'EACCES', + 'EFAULT', 'ENOTBLK', 'EBUSY', 'EEXIST', 'EXDEV', 'ENODEV', 'ENOTDIR', + 'EISDIR', 'EINVAL', 'ENFILE', 'EMFILE', 'ENOTTY', 'ETXTBSY', 'EFBIG', + 'ENOSPC', 'ESPIPE', 'EROFS', 'EMLINK', 'EPIPE', 'EDOM', 'ERANGE', 'EDEADLK', + 'ENAMETOOLONG', 'ENOLCK', 'ENOSYS', 'ENOTEMPTY', 'ELOOP', 'EWOULDBLOCK', + 'ENOMSG', 'EIDRM', 'ECHRNG', 'EL2NSYNC', 'EL3HLT', 'EL3RST', 'ELNRNG', + 'EUNATCH', 'ENOCSI', 'EL2HLT', 'EBADE', 'EBADR', 'EXFULL', 'ENOANO', + 'EBADRQC', 'EBADSLT', 'EDEADLOCK', 'EBFONT', 'ENOSTR', 'ENODATA', + 'ETIME', 'ENOSR', 'ENONET', 'ENOPKG', 'EREMOTE', 'ENOLINK', 'EADV', + 'ESRMNT', 'ECOMM', 'EPROTO', 'EMULTIHOP', 'EDOTDOT', 'EBADMSG', + 'EOVERFLOW', 'ENOTUNIQ', 'EBADFD', 'EREMCHG', 'ELIBACC', 'ELIBBAD', + 'ELIBSCN', 'ELIBMAX', 'ELIBEXEC', 'EILSEQ', 'ERESTART', 'ESTRPIPE', + 'EUSERS', 'ENOTSOCK', 'EDESTADDRREQ', 'EMSGSIZE', 'EPROTOTYPE', + 'ENOPROTOOPT', 'EPROTONOSUPPORT', 'ESOCKTNOSUPPORT', 'EOPNOTSUPP', + 'EPFNOSUPPORT', 'EAFNOSUPPORT', 'EADDRINUSE', 'EADDRNOTAVAIL', 'ENETDOWN', + 'ENETUNREACH', 'ENETRESET', 'ECONNABORTED', 'ECONNRESET', 'ENOBUFS', + 'EISCONN', 'ENOTCONN', 'ESHUTDOWN', 'ETOOMANYREFS', 'ETIMEDOUT', + 'ECONNREFUSED', 'EHOSTDOWN', 'EHOSTUNREACH', 'EALREADY', 'EINPROGRESS', + 'ESTALE', 'EUCLEAN', 'ENOTNAM', + 'ENAVAIL', 'EISNAM', 'EREMOTEIO', 'EDQUOT', 'ENOMEDIUM', 'EMEDIUMTYPE', + 'errno_t', 'fenv_t', 'fexcept_t', 'FE_DIVBYZERO', 'FE_INEXACT', + 'FE_INVALID', 'FE_OVERFLOW', 'FE_UNDERFLOW', 'FE_ALL_EXCEPT', 'FE_DOWNWARD', + 'FE_TONEAREST', 'FE_TOWARDZERO', 'FE_UPWARD', 'FE_DFL_ENV', + 'LC_ALL', 'LC_CTYPE', 'LC_NUMERIC', 'LC_COLLATE', 'LC_MONETARY', 'LC_TIME', + 'float_t', 'double_t', 'HUGE_VAL', 'HUGE_VALF', 'HUGE_VALL', 'INFINITY', + 'NAN', 'FP_INFINITE', 'FP_NAN', 'FP_NORMAL', 'FP_SUBNORMAL', 'FP_ZERO', + 'FP_FAST_FMA', 'FP_FAST_FMAF', 'FP_FAST_FMAL', 'FP_ILOGB0', 'FP_ILOGBNAN', + 'MATH_ERRNO', 'MATH_ERREXCEPT', 'math_errhandling', 'jmp_buf', 'va_list', + 'sig_atomic_t', 'memory_order', 'memory_order_relaxed', 'memory_order_consume', + 'memory_order_acquire', 'memory_order_release', 'memory_order_acq_rel', 'memory_order_seq_cst', + 'ptrdiff_t', 'max_align_t', 'offsetof', 'RSIZE_MAX', 'MB_CUR_MAX', 'div_t', 'ldiv_t', 'lldiv_t', + 'constraint_handler_t', 'ONCE_FLAG_INIT', 'TSS_DTOR_ITERATIONS', 'cnd_t', 'thrd_t', 'tss_t', 'mtx_t', + 'tss_dtor_t', 'thrd_start_t', 'once_flag', 'xtime', 'mtx_plain', 'mtx_recursive', 'mtx_timed', + 'mtx_try', 'thrd_timeout', 'thrd_success', 'thrd_busy', 'thrd_error', 'thrd_nomem', + 'CLOCKS_PER_SEC', 'clock_t', 'time_t', 'WEOF', 'wctrans_t', 'wctype_t', +] + +for x in ['char', 'char16_t', 'char32_t', 'wchar_t', 'short', 'int', + 'long', 'llong', 'address', 'flag']: + keywords.append('ATOMIC_{}_LOCK_FREE'.format(x.upper())) +for x in ['flag', 'bool', 'address', 'char', 'schar', 'uchar', 'short', + 'ushort', 'int', 'uint', 'long', 'ulong', 'llong', 'ullong', 'char16_t', + 'char32_t', 'wchar_t', + 'int_least8_t', 'int_least16_t', 'int_least32_t', 'int_least64_t', + 'uint_least8_t', 'uint_least16_t', 'uint_least32_t', 'uint_least64_t', + 'int_fast8_t', 'int_fast16_t', 'int_fast32_t', 'int_fast64_t', + 'uint_fast8_t', 'uint_fast16_t', 'uint_fast32_t', 'uint_fast64_t', + 'intptr_t', 'uintptr_t', 'size_t', 'ptrdiff_t', 'intmax_t', 'uintmax_t']: + keywords.append('atomic_{}'.format(x)) + +for c in 'diouxX': + for thing in ['', 'LEAST', 'FAST']: + for N in [8, 16, 32, 64]: + keywords.append('PRI{}{}{}'.format(c, thing, N)) + if c != 'X': keywords.append('SCN{}{}{}'.format(c, thing, N)) + + keywords.append('PRI{}PTR'.format(c)) + keywords.append('PRI{}MAX'.format(c)) + if c != 'X': + keywords.append('SCN{}PTR'.format(c)) + keywords.append('SCN{}MAX'.format(c)) + +assert len(set(keywords)) == len(keywords) + +keywords_by_c = {} +for kwd in keywords: + c = kwd[0] + if c in keywords_by_c: + keywords_by_c[c].append(kwd) + else: + keywords_by_c[c] = [kwd] + +for (c, kwds) in sorted(keywords_by_c.items()): + kwds = list(sorted(kwds)) + print('static char const *const keywords_{}[{}] = {{'.format(c, len(kwds)+1), end='') + print(','.join(map(lambda x: '"'+x+'"', kwds)), end='};\n') +print('static char const *const *const all_keywords[] = {') +print('\t'+', '.join(["['{}'] = keywords_{}".format(c, c) for c in sorted(keywords_by_c.keys())])) +print('};') @@ -4,7 +4,7 @@ if _%VCVARS% == _ ( call vcvarsall x64 ) -SET CFLAGS=/nologo /W4 /wd4200 /wd4204 /wd4221 /wd4706 /D_CRT_SECURE_NO_WARNINGS /I SDL2/include SDL2/lib/x64/SDL2main.lib SDL2/lib/x64/SDL2.lib opengl32.lib shell32.lib ole32.lib +SET CFLAGS=/nologo /W4 /wd4200 /wd4204 /wd4221 /wd4706 /wd4214 /D_CRT_SECURE_NO_WARNINGS /I SDL2/include SDL2/lib/x64/SDL2main.lib SDL2/lib/x64/SDL2.lib opengl32.lib shell32.lib ole32.lib rc /nologo ted.rc if _%1 == _ ( cl main.c text.c ted.res /DDEBUG /DEBUG /Zi %CFLAGS% /Fe:ted @@ -20,7 +20,7 @@ ENUM_U8 { SYNTAX_PREPROCESSOR, SYNTAX_STRING, SYNTAX_CHARACTER, - SYNTAX_NUMBER + SYNTAX_CONSTANT } ENUM_U8_END(SyntaxCharType); // NOTE: returns the color setting, not the color @@ -32,8 +32,9 @@ ColorSetting syntax_char_type_to_color(SyntaxCharType t) { case SYNTAX_PREPROCESSOR: return COLOR_PREPROCESSOR; case SYNTAX_STRING: return COLOR_STRING; case SYNTAX_CHARACTER: return COLOR_CHARACTER; - case SYNTAX_NUMBER: return COLOR_NUMBER; + case SYNTAX_CONSTANT: return COLOR_CONSTANT; } + return COLOR_TEXT; } static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len, SyntaxCharType *char_types) { @@ -60,14 +61,14 @@ static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len switch (line[i]) { case '#': - if (!in_single_line_comment && !in_multi_line_comment) + if (!in_single_line_comment && !in_multi_line_comment && !in_char && !in_string) in_preprocessor = true; break; case '\\': ++backslashes; break; case '/': - if (!in_multi_line_comment && !in_single_line_comment && !in_string && has_1_char) { + if (!in_multi_line_comment && !in_single_line_comment && !in_string && !in_char && has_1_char) { if (line[i + 1] == '/') in_single_line_comment = true; // // else if (line[i + 1] == '*') @@ -82,17 +83,17 @@ static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len case '"': if (in_string && backslashes % 2 == 0) in_string = false; - else if (!in_multi_line_comment && !in_single_line_comment) + else if (!in_multi_line_comment && !in_single_line_comment && !in_char) in_string = in_string_now = true; break; case '\'': if (in_char && backslashes % 2 == 0) in_char = false; - else if (!in_multi_line_comment && !in_single_line_comment) + else if (!in_multi_line_comment && !in_single_line_comment && !in_string) in_char = in_char_now = true; break; case '<': // preprocessor string, e.g. <stdio.h> - if (in_preprocessor) + if (in_preprocessor && !in_char) in_string = in_string_now = true; break; case '>': @@ -101,66 +102,105 @@ static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': // don't you wish C had case ranges... // a number! - if (!in_single_line_comment && !in_multi_line_comment && !in_string) { + if (!in_single_line_comment && !in_multi_line_comment && !in_string && !in_number && !in_char) { in_number = true; - if (i && line[i - 1] == '.') { - // support .6, for example - char_types[i - 1] = SYNTAX_NUMBER; + if (i) { + if (line[i - 1] == '.') { + // support .6, for example + char_types[i - 1] = SYNTAX_CONSTANT; + } else if (is32_ident(line[i - 1])) { + // actually, this isn't a number. it's something like a*6* or u3*2*. + in_number = false; + } } } break; default: { - // split keywords by starting letter to speed this up - static char const *const all_keywords[][10] = { - ['a'] = {"auto"}, - ['b'] = {"break", "bool"}, - ['c'] = {"case", "char", "const", "continue", "char8_t", "char16_t", "char32_t"}, - ['d'] = {"default", "do", "double"}, - ['e'] = {"else", "enum", "extern"}, - ['f'] = {"float", "for", "false"}, - ['g'] = {"goto"}, - ['i'] = {"if", "inline", "int", "int8_t", "int16_t", "int32_t", "int64_t"}, - ['l'] = {"long"}, - ['r'] = {"register", "restrict", "return"}, - ['s'] = {"short", "signed", "sizeof", "static", "struct", "switch"}, - ['t'] = {"typedef", "true"}, - ['u'] = {"union", "unsigned", "uint8_t", "uint16_t", "uint32_t", "uint64_t"}, - ['v'] = {"void", "volatile"}, - ['w'] = {"while", "wchar_t", "wint_t"}, - ['_'] = {"_Alignas", "_Alignof", "_Atomic", "_Bool", "_Complex", "_Generic", - "_Imaginary", "_Noreturn", "_Static_assert", "_Thread_local"}, + if ((i && is32_ident(line[i - 1])) || !is32_ident(line[i])) + break; // can't be a keyword on its own. + + // here are all the keywords! + static char const *const keywords_A[11] = {"ATOMIC_ADDRESS_LOCK_FREE","ATOMIC_CHAR16_T_LOCK_FREE","ATOMIC_CHAR32_T_LOCK_FREE","ATOMIC_CHAR_LOCK_FREE","ATOMIC_FLAG_LOCK_FREE","ATOMIC_INT_LOCK_FREE","ATOMIC_LLONG_LOCK_FREE","ATOMIC_LONG_LOCK_FREE","ATOMIC_SHORT_LOCK_FREE","ATOMIC_WCHAR_T_LOCK_FREE"}; + static char const *const keywords_B[2] = {"BUFSIZ"}; + static char const *const keywords_C[5] = {"CHAR_BIT","CHAR_MAX","CHAR_MIN","CLOCKS_PER_SEC"}; + static char const *const keywords_D[12] = {"DBL_DIG","DBL_EPSILON","DBL_HAS_SUBNORM","DBL_MANT_DIG","DBL_MAX","DBL_MAX_10_EXP","DBL_MAX_EXP","DBL_MIN","DBL_MIN_EXP","DBL_TRUE_MIN","DECIMAL_DIG"}; + static char const *const keywords_E[128] = {"E2BIG","EACCES","EADDRINUSE","EADDRNOTAVAIL","EADV","EAFNOSUPPORT","EAGAIN","EALREADY","EBADE","EBADF","EBADFD","EBADMSG","EBADR","EBADRQC","EBADSLT","EBFONT","EBUSY","ECHILD","ECHRNG","ECOMM","ECONNABORTED","ECONNREFUSED","ECONNRESET","EDEADLK","EDEADLOCK","EDESTADDRREQ","EDOM","EDOTDOT","EDQUOT","EEXIST","EFAULT","EFBIG","EHOSTDOWN","EHOSTUNREACH","EIDRM","EILSEQ","EINPROGRESS","EINTR","EINVAL","EIO","EISCONN","EISDIR","EISNAM","EL2HLT","EL2NSYNC","EL3HLT","EL3RST","ELIBACC","ELIBBAD","ELIBEXEC","ELIBMAX","ELIBSCN","ELNRNG","ELOOP","EMEDIUMTYPE","EMFILE","EMLINK","EMSGSIZE","EMULTIHOP","ENAMETOOLONG","ENAVAIL","ENETDOWN","ENETRESET","ENETUNREACH","ENFILE","ENOANO","ENOBUFS","ENOCSI","ENODATA","ENODEV","ENOENT","ENOEXEC","ENOLCK","ENOLINK","ENOMEDIUM","ENOMEM","ENOMSG","ENONET","ENOPKG","ENOPROTOOPT","ENOSPC","ENOSR","ENOSTR","ENOSYS","ENOTBLK","ENOTCONN","ENOTDIR","ENOTEMPTY","ENOTNAM","ENOTSOCK","ENOTTY","ENOTUNIQ","ENXIO","EOF","EOPNOTSUPP","EOVERFLOW","EPERM","EPFNOSUPPORT","EPIPE","EPROTO","EPROTONOSUPPORT","EPROTOTYPE","ERANGE","EREMCHG","EREMOTE","EREMOTEIO","ERESTART","EROFS","ESHUTDOWN","ESOCKTNOSUPPORT","ESPIPE","ESRCH","ESRMNT","ESTALE","ESTRPIPE","ETIME","ETIMEDOUT","ETOOMANYREFS","ETXTBSY","EUCLEAN","EUNATCH","EUSERS","EWOULDBLOCK","EXDEV","EXFULL","EXIT_FAILURE","EXIT_SUCCESS"}; + static char const *const keywords_F[39] = {"FE_ALL_EXCEPT","FE_DFL_ENV","FE_DIVBYZERO","FE_DOWNWARD","FE_INEXACT","FE_INVALID","FE_OVERFLOW","FE_TONEAREST","FE_TOWARDZERO","FE_UNDERFLOW","FE_UPWARD","FILE","FILENAME_MAX","FLT_DECIMAL_DIG","FLT_DIG","FLT_EVAL_METHOD","FLT_HAS_SUBNORM","FLT_MANT_DIG","FLT_MAX","FLT_MAX_10_EXP","FLT_MAX_EXP","FLT_MIN","FLT_MIN_10_EXP","FLT_MIN_EXP","FLT_RADIX","FLT_ROUNDS","FLT_TRUE_MIN","FOPEN_MAX","FP_FAST_FMA","FP_FAST_FMAF","FP_FAST_FMAL","FP_ILOGB0","FP_ILOGBNAN","FP_INFINITE","FP_NAN","FP_NORMAL","FP_SUBNORMAL","FP_ZERO"}; + static char const *const keywords_H[4] = {"HUGE_VAL","HUGE_VALF","HUGE_VALL"}; + static char const *const keywords_I[33] = {"I","INFINITY","INT16_MAX","INT16_MIN","INT32_MAX","INT32_MIN","INT64_MAX","INT64_MIN","INT8_MAX","INT8_MIN","INTMAX_MAX","INTMAX_MIN","INTPTR_MAX","INTPTR_MIN","INT_FAST16_MAX","INT_FAST16_MIN","INT_FAST32_MAX","INT_FAST32_MIN","INT_FAST64_MAX","INT_FAST64_MIN","INT_FAST8_MAX","INT_FAST8_MIN","INT_LEAST16_MAX","INT_LEAST16_MIN","INT_LEAST32_MAX","INT_LEAST32_MIN","INT_LEAST64_MAX","INT_LEAST64_MIN","INT_LEAST8_MAX","INT_LEAST8_MIN","INT_MAX","INT_MIN"}; + static char const *const keywords_L[23] = {"LC_ALL","LC_COLLATE","LC_CTYPE","LC_MONETARY","LC_NUMERIC","LC_TIME","LDBL_DECIMAL_DIG","LDBL_DIG","LDBL_EPSILON","LDBL_MANT_DIG","LDBL_MAX","LDBL_MAX_10_EXP","LDBL_MAX_EXP","LDBL_MIN","LDBL_MIN_10_EXP","LDBL_MIN_EXP","LDBL_TRUE_MIN","LLONG_MAX","LLONG_MIN","LONG_MAX","LONG_MIN","L_tmpnam"}; + static char const *const keywords_M[5] = {"MATH_ERREXCEPT","MATH_ERRNO","MB_CUR_MAX","MB_LEN_MAX"}; + static char const *const keywords_N[4] = {"NAN","NDEBUG","NULL"}; + static char const *const keywords_O[2] = {"ONCE_FLAG_INIT"}; + static char const *const keywords_P[87] = {"PRIX16","PRIX32","PRIX64","PRIX8","PRIXFAST16","PRIXFAST32","PRIXFAST64","PRIXFAST8","PRIXLEAST16","PRIXLEAST32","PRIXLEAST64","PRIXLEAST8","PRIXMAX","PRIXPTR","PRId16","PRId32","PRId64","PRId8","PRIdFAST16","PRIdFAST32","PRIdFAST64","PRIdFAST8","PRIdLEAST16","PRIdLEAST32","PRIdLEAST64","PRIdLEAST8","PRIdMAX","PRIdPTR","PRIi16","PRIi32","PRIi64","PRIi8","PRIiFAST16","PRIiFAST32","PRIiFAST64","PRIiFAST8","PRIiLEAST16","PRIiLEAST32","PRIiLEAST64","PRIiLEAST8","PRIiMAX","PRIiPTR","PRIo16","PRIo32","PRIo64","PRIo8","PRIoFAST16","PRIoFAST32","PRIoFAST64","PRIoFAST8","PRIoLEAST16","PRIoLEAST32","PRIoLEAST64","PRIoLEAST8","PRIoMAX","PRIoPTR","PRIu16","PRIu32","PRIu64","PRIu8","PRIuFAST16","PRIuFAST32","PRIuFAST64","PRIuFAST8","PRIuLEAST16","PRIuLEAST32","PRIuLEAST64","PRIuLEAST8","PRIuMAX","PRIuPTR","PRIx16","PRIx32","PRIx64","PRIx8","PRIxFAST16","PRIxFAST32","PRIxFAST64","PRIxFAST8","PRIxLEAST16","PRIxLEAST32","PRIxLEAST64","PRIxLEAST8","PRIxMAX","PRIxPTR","PTRDIFF_MAX","PTRDIFF_MIN"}; + static char const *const keywords_R[2] = {"RSIZE_MAX"}; + static char const *const keywords_S[122] = {"SCHAR_MAX","SCHAR_MIN","SCNd16","SCNd32","SCNd64","SCNd8","SCNdFAST16","SCNdFAST32","SCNdFAST64","SCNdFAST8","SCNdLEAST16","SCNdLEAST32","SCNdLEAST64","SCNdLEAST8","SCNdMAX","SCNdPTR","SCNi16","SCNi32","SCNi64","SCNi8","SCNiFAST16","SCNiFAST32","SCNiFAST64","SCNiFAST8","SCNiLEAST16","SCNiLEAST32","SCNiLEAST64","SCNiLEAST8","SCNiMAX","SCNiPTR","SCNo16","SCNo32","SCNo64","SCNo8","SCNoFAST16","SCNoFAST32","SCNoFAST64","SCNoFAST8","SCNoLEAST16","SCNoLEAST32","SCNoLEAST64","SCNoLEAST8","SCNoMAX","SCNoPTR","SCNu16","SCNu32","SCNu64","SCNu8","SCNuFAST16","SCNuFAST32","SCNuFAST64","SCNuFAST8","SCNuLEAST16","SCNuLEAST32","SCNuLEAST64","SCNuLEAST8","SCNuMAX","SCNuPTR","SCNx16","SCNx32","SCNx64","SCNx8","SCNxFAST16","SCNxFAST32","SCNxFAST64","SCNxFAST8","SCNxLEAST16","SCNxLEAST32","SCNxLEAST64","SCNxLEAST8","SCNxMAX","SCNxPTR","SEEK_CUR","SEEK_END","SEEK_SET","SHRT_MAX","SHRT_MIN","SIGABRT","SIGALRM","SIGBUS","SIGCHLD","SIGCLD","SIGCONT","SIGEMT","SIGFPE","SIGHUP","SIGILL","SIGINFO","SIGINT","SIGIO","SIGIOT","SIGKILL","SIGLOST","SIGPIPE","SIGPOLL","SIGPROF","SIGPWR","SIGQUIT","SIGSEGV","SIGSTKFLT","SIGSTOP","SIGSYS","SIGTERM","SIGTRAP","SIGTSTP","SIGTTIN","SIGTTOU","SIGUNUSED","SIGURG","SIGUSR1","SIGUSR2","SIGVTALRM","SIGWINCH","SIGXCPU","SIGXFSZ","SIG_ATOMIC_MAX","SIG_ATOMIC_MIN","SIG_DFL","SIG_ERR","SIG_IGN","SIZE_MAX"}; + static char const *const keywords_T[5] = {"TIME_UTC","TMP_MAX","TMP_MAX_S","TSS_DTOR_ITERATIONS"}; + static char const *const keywords_U[20] = {"UCHAR_MAX","UINT16_MAX","UINT32_MAX","UINT64_MAX","UINT8_MAX","UINTMAX_MAX","UINTPTR_MAX","UINT_FAST16_MAX","UINT_FAST32_MAX","UINT_FAST64_MAX","UINT_FAST8_MAX","UINT_LEAST16_MAX","UINT_LEAST32_MAX","UINT_LEAST64_MAX","UINT_LEAST8_MAX","UINT_MAX","ULLONG_MAX","ULONG_MAX","USHRT_MAX"}; + static char const *const keywords_W[6] = {"WCHAR_MAX","WCHAR_MIN","WEOF","WINT_MAX","WINT_MIN"}; + static char const *const keywords__[14] = {"_Alignas","_Alignof","_Atomic","_Bool","_Complex","_Generic","_IOFBF","_IOLBF","_IONBF","_Imaginary","_Noreturn","_Static_assert","_Thread_local"}; + static char const *const keywords_a[43] = {"alignas","alignof","atomic_address","atomic_bool","atomic_char","atomic_char16_t","atomic_char32_t","atomic_flag","atomic_int","atomic_int_fast16_t","atomic_int_fast32_t","atomic_int_fast64_t","atomic_int_fast8_t","atomic_int_least16_t","atomic_int_least32_t","atomic_int_least64_t","atomic_int_least8_t","atomic_intmax_t","atomic_intptr_t","atomic_llong","atomic_long","atomic_ptrdiff_t","atomic_schar","atomic_short","atomic_size_t","atomic_uchar","atomic_uint","atomic_uint_fast16_t","atomic_uint_fast32_t","atomic_uint_fast64_t","atomic_uint_fast8_t","atomic_uint_least16_t","atomic_uint_least32_t","atomic_uint_least64_t","atomic_uint_least8_t","atomic_uintmax_t","atomic_uintptr_t","atomic_ullong","atomic_ulong","atomic_ushort","atomic_wchar_t","auto"}; + static char const *const keywords_b[3] = {"bool","break"}; + static char const *const keywords_c[12] = {"case","char","char16_t","char32_t","char8_t","clock_t","cnd_t","complex","const","constraint_handler_t","continue"}; + static char const *const keywords_d[6] = {"default","div_t","do","double","double_t"}; + static char const *const keywords_e[5] = {"else","enum","errno_t","extern"}; + static char const *const keywords_f[8] = {"false","fenv_t","fexcept_t","float","float_t","for","fpos_t"}; + static char const *const keywords_g[2] = {"goto"}; + static char const *const keywords_i[11] = {"if","imaxdiv_t","inline","int","int16_t","int32_t","int64_t","int8_t","intmax_t","intptr_t"}; + static char const *const keywords_j[2] = {"jmp_buf"}; + static char const *const keywords_l[4] = {"ldiv_t","lldiv_t","long"}; + static char const *const keywords_m[16] = {"math_errhandling","max_align_t","mbstate_t","memory_order","memory_order_acq_rel","memory_order_acquire","memory_order_consume","memory_order_relaxed","memory_order_release","memory_order_seq_cst","mtx_plain","mtx_recursive","mtx_t","mtx_timed","mtx_try"}; + static char const *const keywords_n[2] = {"noreturn"}; + static char const *const keywords_o[3] = {"offsetof","once_flag"}; + static char const *const keywords_p[2] = {"ptrdiff_t"}; + static char const *const keywords_r[5] = {"register","restrict","return","rsize_t"}; + static char const *const keywords_s[13] = {"short","sig_atomic_t","signed","size_t","sizeof","static","static_assert","stderr","stdin","stdout","struct","switch"}; + static char const *const keywords_t[13] = {"thrd_busy","thrd_error","thrd_nomem","thrd_start_t","thrd_success","thrd_t","thrd_timeout","time_t","true","tss_dtor_t","tss_t","typedef"}; + static char const *const keywords_u[9] = {"uint16_t","uint32_t","uint64_t","uint8_t","uintmax_t","uintptr_t","union","unsigned"}; + static char const *const keywords_v[4] = {"va_list","void","volatile"}; + static char const *const keywords_w[6] = {"wchar_t","wctrans_t","wctype_t","while","wint_t"}; + static char const *const keywords_x[2] = {"xtime"}; + static char const *const *const all_keywords[] = { + ['A'] = keywords_A, ['B'] = keywords_B, ['C'] = keywords_C, ['D'] = keywords_D, ['E'] = keywords_E, ['F'] = keywords_F, ['H'] = keywords_H, ['I'] = keywords_I, ['L'] = keywords_L, ['M'] = keywords_M, ['N'] = keywords_N, ['O'] = keywords_O, ['P'] = keywords_P, ['R'] = keywords_R, ['S'] = keywords_S, ['T'] = keywords_T, ['U'] = keywords_U, ['W'] = keywords_W, ['_'] = keywords__, ['a'] = keywords_a, ['b'] = keywords_b, ['c'] = keywords_c, ['d'] = keywords_d, ['e'] = keywords_e, ['f'] = keywords_f, ['g'] = keywords_g, ['i'] = keywords_i, ['j'] = keywords_j, ['l'] = keywords_l, ['m'] = keywords_m, ['n'] = keywords_n, ['o'] = keywords_o, ['p'] = keywords_p, ['r'] = keywords_r, ['s'] = keywords_s, ['t'] = keywords_t, ['u'] = keywords_u, ['v'] = keywords_v, ['w'] = keywords_w, ['x'] = keywords_x }; - // keywords don't matter for advancing the state - if (char_types && !in_single_line_comment && !in_multi_line_comment && !in_string && !in_preprocessor) { + if (char_types && !in_single_line_comment && !in_multi_line_comment && !in_string && !in_preprocessor && !in_char) { + u32 keyword_end; + // find where this keyword would end (if this is a keyword) + for (keyword_end = i; keyword_end < line_len && is32_ident(line[keyword_end]); ++keyword_end); + + u32 keyword_len = keyword_end - i; char const *const *keywords = line[i] < arr_count(all_keywords) ? all_keywords[line[i]] : NULL; if (keywords) { for (size_t k = 0; keywords[k]; ++k) { bool matches = true; char const *keyword = keywords[k]; - size_t keyword_len = strlen(keyword); - if (i + keyword_len <= line_len) { - // make sure we don't catch "print" as containing the keyword "int" - bool separated = (i == 0 || !is32_ident(line[i-1])) && (i + keyword_len == line_len || !is32_ident(line[i + keyword_len])); - if (separated) { - char32_t *p = &line[i]; - // check if `p` starts with `keyword` - for (char const *q = keyword; *q; ++p, ++q) { - if (*p != (char32_t)*q) { - matches = false; - break; - } + if (keyword_len == strlen(keyword)) { + char32_t *p = &line[i]; + // check if `p` starts with `keyword` + for (char const *q = keyword; *q; ++p, ++q) { + if (*p != (char32_t)*q) { + matches = false; + break; } - if (matches) { - // it's a keyword - // let's highlight all of it now - for (size_t c = 0; keyword[c]; ++c) { - char_types[i++] = SYNTAX_KEYWORD; + } + if (matches) { + // it's a keyword + // let's highlight all of it now + type = SYNTAX_KEYWORD; + if (isupper(keyword[0]) || + (keyword_len == 4 && streq(keyword, "true")) || + (keyword_len == 5 && streq(keyword, "false")) || + (keyword_len == 6 && (streq(keyword, "stderr") || streq(keyword, "stdout"))) + ) { + type = SYNTAX_CONSTANT; // these are constants, not keywords } - --i; // we'll increment i from the for loop - dealt_with = true; - break; + for (size_t c = 0; keyword[c]; ++c) { + char_types[i++] = type; } + --i; // we'll increment i from the for loop + dealt_with = true; + break; } } } @@ -169,7 +209,8 @@ static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len } break; } if (line[i] != '\\') backslashes = 0; - if (in_number && !(is32_digit(line[i]) || line[i] == '.' || line[i] == 'e' || (i && line[i-1] == 'e' && (line[i] == '+' || line[i] == '-')))) { + if (in_number && !(is32_digit(line[i]) || line[i] == '.' || line[i] == 'e' || + (i && line[i-1] == 'e' && (line[i] == '+' || line[i] == '-')))) { in_number = false; } @@ -180,10 +221,10 @@ static void syntax_highlight_c(SyntaxStateC *state, char32_t *line, u32 line_len type = SYNTAX_STRING; else if (in_char_now) type = SYNTAX_CHARACTER; + else if (in_number) + type = SYNTAX_CONSTANT; else if (in_preprocessor) type = SYNTAX_PREPROCESSOR; - else if (in_number) - type = SYNTAX_NUMBER; char_types[i] = type; } @@ -55,9 +55,13 @@ Keypad Enter = :newline # deletion Delete = :delete +Shift+Delete = :delete Ctrl+Delete = :delete-word +Ctrl+Shift+Delete = :delete-word Backspace = :backspace +Shift+Backspace = :backspace Ctrl+Backspace = :backspace-word +Ctrl+Shift+Backspace = :backspace-word # scrolling PageUp = :page-up @@ -126,9 +130,10 @@ yes = #afa no = #faa cancel = #ffa +# Syntax highlighting keyword = #0c0 preprocessor = #77f string = #f77 character = #a7f comment = #777 -number = #8ff +constant = #8ff @@ -382,7 +382,9 @@ static char *file_selector_update(Ted *ted, FileSelector *fs) { size_t path_size = strlen(name) + strlen(cwd) + 3; char *path = ted_calloc(ted, 1, path_size); if (path) { - snprintf(path, path_size - 1, "%s%s%s", cwd, PATH_SEPARATOR_STR, name); + snprintf(path, path_size - 1, "%s%s%s", cwd, + cwd[strlen(cwd) - 1] == PATH_SEPARATOR ? "" : PATH_SEPARATOR_STR, + name); entries[i].path = path; entries[i].type = fs_path_type(path); } else { |