diff options
Diffstat (limited to 'src/nvim/strings.c')
| -rw-r--r-- | src/nvim/strings.c | 99 |
1 files changed, 33 insertions, 66 deletions
diff --git a/src/nvim/strings.c b/src/nvim/strings.c index 16691d0ded..12bfa35dd6 100644 --- a/src/nvim/strings.c +++ b/src/nvim/strings.c @@ -59,43 +59,28 @@ char_u *vim_strsave(const char_u *string) /// Copy up to `len` bytes of `string` into newly allocated memory and /// terminate with a NUL. The allocated memory always has size `len + 1`, even /// when `string` is shorter. -char_u *vim_strnsave(const char_u *string, size_t len) - FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL -{ - // strncpy is intentional: some parts of Vim use `string` shorter than `len` - // and expect the remainder to be zeroed out. - return (char_u *)strncpy(xmallocz(len), (char *)string, len); -} - -/// A clone of vim_strnsave() that uses char* instead of char_u* char *xstrnsave(const char *string, size_t len) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { return strncpy(xmallocz(len), string, len); // NOLINT(runtime/printf) } -/* - * Same as vim_strsave(), but any characters found in esc_chars are preceded - * by a backslash. - */ +// Same as vim_strsave(), but any characters found in esc_chars are preceded +// by a backslash. char_u *vim_strsave_escaped(const char_u *string, const char_u *esc_chars) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { return vim_strsave_escaped_ext(string, esc_chars, '\\', false); } -/* - * Same as vim_strsave_escaped(), but when "bsl" is true also escape - * characters where rem_backslash() would remove the backslash. - * Escape the characters with "cc". - */ +// Same as vim_strsave_escaped(), but when "bsl" is true also escape +// characters where rem_backslash() would remove the backslash. +// Escape the characters with "cc". char_u *vim_strsave_escaped_ext(const char_u *string, const char_u *esc_chars, char_u cc, bool bsl) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { - /* - * First count the number of backslashes required. - * Then allocate the memory and insert them. - */ + // First count the number of backslashes required. + // Then allocate the memory and insert them. size_t length = 1; // count the trailing NUL for (const char_u *p = string; *p; p++) { const size_t l = (size_t)(utfc_ptr2len((char *)p)); @@ -178,16 +163,14 @@ char *vim_strnsave_unquoted(const char *const string, const size_t length) return ret; } -/* - * Escape "string" for use as a shell argument with system(). - * This uses single quotes, except when we know we need to use double quotes - * (MS-Windows without 'shellslash' set). - * Escape a newline, depending on the 'shell' option. - * When "do_special" is true also replace "!", "%", "#" and things starting - * with "<" like "<cfile>". - * When "do_newline" is false do not escape newline unless it is csh shell. - * Returns the result in allocated memory. - */ +// Escape "string" for use as a shell argument with system(). +// This uses single quotes, except when we know we need to use double quotes +// (MS-Windows without 'shellslash' set). +// Escape a newline, depending on the 'shell' option. +// When "do_special" is true also replace "!", "%", "#" and things starting +// with "<" like "<cfile>". +// When "do_newline" is false do not escape newline unless it is csh shell. +// Returns the result in allocated memory. char_u *vim_strsave_shellescape(const char_u *string, bool do_special, bool do_newline) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { @@ -304,10 +287,8 @@ char_u *vim_strsave_shellescape(const char_u *string, bool do_special, bool do_n return escaped_string; } -/* - * Like vim_strsave(), but make all characters uppercase. - * This uses ASCII lower-to-upper case translation, language independent. - */ +// Like vim_strsave(), but make all characters uppercase. +// This uses ASCII lower-to-upper case translation, language independent. char_u *vim_strsave_up(const char_u *string) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { @@ -318,21 +299,17 @@ char_u *vim_strsave_up(const char_u *string) return p1; } -/* - * Like vim_strnsave(), but make all characters uppercase. - * This uses ASCII lower-to-upper case translation, language independent. - */ -char_u *vim_strnsave_up(const char_u *string, size_t len) +/// Like xstrnsave(), but make all characters uppercase. +/// This uses ASCII lower-to-upper case translation, language independent. +char *vim_strnsave_up(const char *string, size_t len) FUNC_ATTR_NONNULL_RET FUNC_ATTR_MALLOC FUNC_ATTR_NONNULL_ALL { - char_u *p1 = vim_strnsave(string, len); - vim_strup(p1); + char *p1 = xstrnsave(string, len); + vim_strup((char_u *)p1); return p1; } -/* - * ASCII lower-to-upper case translation, language independent. - */ +// ASCII lower-to-upper case translation, language independent. void vim_strup(char_u *p) FUNC_ATTR_NONNULL_ALL { @@ -386,9 +363,7 @@ char *strcase_save(const char *const orig, bool upper) return res; } -/* - * delete spaces at the end of a string - */ +// delete spaces at the end of a string void del_trailing_spaces(char_u *ptr) FUNC_ATTR_NONNULL_ALL { @@ -413,11 +388,9 @@ size_t xstrnlen(const char *s, size_t n) #endif #if (!defined(HAVE_STRCASECMP) && !defined(HAVE_STRICMP)) -/* - * Compare two strings, ignoring case, using current locale. - * Doesn't work for multi-byte characters. - * return 0 for match, < 0 for smaller, > 0 for bigger - */ +// Compare two strings, ignoring case, using current locale. +// Doesn't work for multi-byte characters. +// return 0 for match, < 0 for smaller, > 0 for bigger int vim_stricmp(const char *s1, const char *s2) FUNC_ATTR_NONNULL_ALL FUNC_ATTR_PURE { @@ -439,11 +412,9 @@ int vim_stricmp(const char *s1, const char *s2) #endif #if (!defined(HAVE_STRNCASECMP) && !defined(HAVE_STRNICMP)) -/* - * Compare two strings, for length "len", ignoring case, using current locale. - * Doesn't work for multi-byte characters. - * return 0 for match, < 0 for smaller, > 0 for bigger - */ +// Compare two strings, for length "len", ignoring case, using current locale. +// Doesn't work for multi-byte characters. +// return 0 for match, < 0 for smaller, > 0 for bigger int vim_strnicmp(const char *s1, const char *s2, size_t len) FUNC_ATTR_NONNULL_ALL FUNC_ATTR_PURE { @@ -488,9 +459,7 @@ char *vim_strchr(const char *const string, const int c) } } -/* - * Sort an array of strings. - */ +// Sort an array of strings. #ifdef INCLUDE_GENERATED_DECLARATIONS # include "strings.c.generated.h" @@ -506,10 +475,8 @@ void sort_strings(char **files, int count) qsort((void *)files, (size_t)count, sizeof(char *), sort_compare); } -/* - * Return true if string "s" contains a non-ASCII character (128 or higher). - * When "s" is NULL false is returned. - */ +// Return true if string "s" contains a non-ASCII character (128 or higher). +// When "s" is NULL false is returned. bool has_non_ascii(const char_u *s) FUNC_ATTR_PURE { |