41 lines
571 B
C
41 lines
571 B
C
#include "buffer.h"
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#include "line-ed.h"
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const char *line_start(struct line_ed *ed, size_t y)
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{
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const char *line = ed->l_buf;
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for (size_t i = 0; i < y; i++) {
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line += strcspn(line, "\n");
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if (*line == '\n') {
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line++;
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}
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}
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return line;
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}
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size_t line_length(struct line_ed *ed, size_t y)
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{
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const char *line = ed->l_buf;
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for (size_t i = 0; i < y; i++) {
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line += strcspn(line, "\n");
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if (*line == '\n') {
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line++;
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}
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}
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if (*line == '\0') {
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return 0;
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}
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size_t len = strcspn(line, "\n");
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if (line[len] == '\n') {
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len++;
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}
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return len;
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}
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