version 1.75, 2009/06/10 20:18:44 |
version 1.79, 2009/06/17 18:42:42 |
Line 37 static void term_pescape(struct termp *, |
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Line 37 static void term_pescape(struct termp *, |
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static void term_nescape(struct termp *, |
static void term_nescape(struct termp *, |
const char *, size_t); |
const char *, size_t); |
static void term_chara(struct termp *, char); |
static void term_chara(struct termp *, char); |
static void term_stringa(struct termp *, |
static void term_encodea(struct termp *, char); |
const char *, size_t); |
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static int term_isopendelim(const char *, int); |
static int term_isopendelim(const char *, int); |
static int term_isclosedelim(const char *, int); |
static int term_isclosedelim(const char *, int); |
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Line 106 term_alloc(enum termenc enc) |
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Line 105 term_alloc(enum termenc enc) |
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if (NULL == (p = malloc(sizeof(struct termp)))) |
if (NULL == (p = malloc(sizeof(struct termp)))) |
err(1, "malloc"); |
err(1, "malloc"); |
bzero(p, sizeof(struct termp)); |
bzero(p, sizeof(struct termp)); |
p->maxrmargin = 78; |
p->maxrmargin = 80; |
p->enc = enc; |
p->enc = enc; |
return(p); |
return(p); |
} |
} |
Line 272 term_flushln(struct termp *p) |
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Line 271 term_flushln(struct termp *p) |
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vis = p->rmargin - p->offset; |
vis = p->rmargin - p->offset; |
} |
} |
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/* |
/* |
* Write out the word and a trailing space. Omit the |
* Prepend a space if we're not already at the beginning |
* space if we're the last word in the line or beyond |
* of the line, then the word. |
* our breakpoint. |
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*/ |
*/ |
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if (0 < vis++) |
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putchar(' '); |
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for ( ; i < (int)p->col; i++) { |
for ( ; i < (int)p->col; i++) { |
if (' ' == p->buf[i]) |
if (' ' == p->buf[i]) |
break; |
break; |
putchar(p->buf[i]); |
putchar(p->buf[i]); |
} |
} |
vis += vsz; |
vis += vsz; |
if (i < (int)p->col && vis <= bp) { |
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putchar(' '); |
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vis++; |
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} |
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} |
} |
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/* |
/* |
Line 295 term_flushln(struct termp *p) |
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Line 292 term_flushln(struct termp *p) |
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* cause a newline and offset at the right margin. |
* cause a newline and offset at the right margin. |
*/ |
*/ |
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if ((TERMP_NOBREAK & p->flags) && vis >= maxvis) { |
if ((TERMP_NOBREAK & p->flags) && vis > maxvis) { |
if ( ! (TERMP_NONOBREAK & p->flags)) { |
if ( ! (TERMP_NONOBREAK & p->flags)) { |
putchar('\n'); |
putchar('\n'); |
for (i = 0; i < (int)p->rmargin; i++) |
for (i = 0; i < (int)p->rmargin; i++) |
Line 312 term_flushln(struct termp *p) |
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Line 309 term_flushln(struct termp *p) |
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if (p->flags & TERMP_NOBREAK) { |
if (p->flags & TERMP_NOBREAK) { |
if ( ! (TERMP_NONOBREAK & p->flags)) |
if ( ! (TERMP_NONOBREAK & p->flags)) |
for ( ; vis < maxvis; vis++) |
for ( ; vis <= maxvis; vis++) |
putchar(' '); |
putchar(' '); |
} else |
} else |
putchar('\n'); |
putchar('\n'); |
Line 409 term_nescape(struct termp *p, const char *word, size_t |
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Line 406 term_nescape(struct termp *p, const char *word, size_t |
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{ |
{ |
const char *rhs; |
const char *rhs; |
size_t sz; |
size_t sz; |
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int i; |
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if (NULL == (rhs = term_a2ascii(p->symtab, word, len, &sz))) |
if ((rhs = term_a2ascii(p->symtab, word, len, &sz))) |
return; |
for (i = 0; i < (int)sz; i++) |
term_stringa(p, rhs, sz); |
term_encodea(p, rhs[i]); |
} |
} |
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Line 521 term_pword(struct termp *p, const char *word, int len) |
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Line 519 term_pword(struct termp *p, const char *word, int len) |
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* before the word. |
* before the word. |
*/ |
*/ |
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for (i = 0; i < len; i++) { |
for (i = 0; i < len; i++) |
if ('\\' == word[i]) { |
if ('\\' == word[i]) |
term_pescape(p, word, &i, len); |
term_pescape(p, word, &i, len); |
continue; |
else |
} |
term_encodea(p, word[i]); |
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if (TERMP_STYLE & p->flags) { |
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if (TERMP_BOLD & p->flags) { |
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term_chara(p, word[i]); |
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term_chara(p, 8); |
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} |
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if (TERMP_UNDER & p->flags) { |
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term_chara(p, '_'); |
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term_chara(p, 8); |
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} |
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} |
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term_chara(p, word[i]); |
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} |
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if (term_isopendelim(word, len)) |
if (term_isopendelim(word, len)) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
} |
} |
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/* |
/* |
* Like term_chara() but for arbitrary-length buffers. Resize the |
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* buffer by a factor of two (if the buffer is less than that) or the |
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* buffer's size. |
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*/ |
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static void |
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term_stringa(struct termp *p, const char *c, size_t sz) |
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{ |
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size_t s; |
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if (0 == sz) |
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return; |
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assert(c); |
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if (p->col + sz >= p->maxcols) { |
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if (0 == p->maxcols) |
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p->maxcols = 256; |
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s = sz > p->maxcols * 2 ? sz : p->maxcols * 2; |
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p->buf = realloc(p->buf, s); |
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if (NULL == p->buf) |
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err(1, "realloc"); |
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p->maxcols = s; |
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} |
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(void)memcpy(&p->buf[(int)p->col], c, sz); |
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p->col += sz; |
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} |
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/* |
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* Insert a single character into the line-buffer. If the buffer's |
* Insert a single character into the line-buffer. If the buffer's |
* space is exceeded, then allocate more space by doubling the buffer |
* space is exceeded, then allocate more space by doubling the buffer |
* size. |
* size. |
Line 597 term_chara(struct termp *p, char c) |
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Line 552 term_chara(struct termp *p, char c) |
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p->buf[(int)(p->col)++] = c; |
p->buf[(int)(p->col)++] = c; |
} |
} |
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static void |
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term_encodea(struct termp *p, char c) |
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{ |
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if (TERMP_STYLE & p->flags) { |
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if (TERMP_BOLD & p->flags) { |
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term_chara(p, c); |
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term_chara(p, 8); |
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} |
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if (TERMP_UNDER & p->flags) { |
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term_chara(p, '_'); |
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term_chara(p, 8); |
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} |
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} |
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term_chara(p, c); |
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} |