diff options
Diffstat (limited to 'utf8.c')
| -rw-r--r-- | utf8.c | 48 |
1 files changed, 30 insertions, 18 deletions
@@ -323,7 +323,7 @@ static size_t display_mode_esc_sequence_len(const char *s) * If indent is negative, assume that already -indent columns have been * consumed (and no extra indent is necessary for the first line). */ -int strbuf_add_wrapped_text(struct strbuf *buf, +void strbuf_add_wrapped_text(struct strbuf *buf, const char *text, int indent1, int indent2, int width) { int indent, w, assume_utf8 = 1; @@ -332,7 +332,7 @@ int strbuf_add_wrapped_text(struct strbuf *buf, if (width <= 0) { strbuf_add_indented_text(buf, text, indent1, indent2); - return 1; + return; } retry: @@ -353,17 +353,17 @@ retry: c = *text; if (!c || isspace(c)) { - if (w < width || !space) { + if (w <= width || !space) { const char *start = bol; if (!c && text == start) - return w; + return; if (space) start = space; else strbuf_addchars(buf, ' ', indent); strbuf_add(buf, start, text - start); if (!c) - return w; + return; space = text; if (c == '\t') w |= 0x07; @@ -405,13 +405,12 @@ new_line: } } -int strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len, +void strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len, int indent, int indent2, int width) { char *tmp = xstrndup(data, len); - int r = strbuf_add_wrapped_text(buf, tmp, indent, indent2, width); + strbuf_add_wrapped_text(buf, tmp, indent, indent2, width); free(tmp); - return r; } int is_encoding_utf8(const char *name) @@ -423,6 +422,13 @@ int is_encoding_utf8(const char *name) return 0; } +int same_encoding(const char *src, const char *dst) +{ + if (is_encoding_utf8(src) && is_encoding_utf8(dst)) + return 1; + return !strcasecmp(src, dst); +} + /* * Given a buffer and its encoding, return it re-encoded * with iconv. If the conversion fails, returns NULL. @@ -433,19 +439,12 @@ int is_encoding_utf8(const char *name) #else typedef char * iconv_ibp; #endif -char *reencode_string(const char *in, const char *out_encoding, const char *in_encoding) +char *reencode_string_iconv(const char *in, size_t insz, iconv_t conv) { - iconv_t conv; - size_t insz, outsz, outalloc; + size_t outsz, outalloc; char *out, *outpos; iconv_ibp cp; - if (!in_encoding) - return NULL; - conv = iconv_open(out_encoding, in_encoding); - if (conv == (iconv_t) -1) - return NULL; - insz = strlen(in); outsz = insz; outalloc = outsz + 1; /* for terminating NUL */ out = xmalloc(outalloc); @@ -459,7 +458,6 @@ char *reencode_string(const char *in, const char *out_encoding, const char *in_e size_t sofar; if (errno != E2BIG) { free(out); - iconv_close(conv); return NULL; } /* insz has remaining number of bytes. @@ -478,6 +476,20 @@ char *reencode_string(const char *in, const char *out_encoding, const char *in_e break; } } + return out; +} + +char *reencode_string(const char *in, const char *out_encoding, const char *in_encoding) +{ + iconv_t conv; + char *out; + + if (!in_encoding) + return NULL; + conv = iconv_open(out_encoding, in_encoding); + if (conv == (iconv_t) -1) + return NULL; + out = reencode_string_iconv(in, strlen(in), conv); iconv_close(conv); return out; } |