tweaks: rename two variables, and reduce the scope of a third
parent
ef4b0edd4e
commit
2dd97a0352
28
src/files.c
28
src/files.c
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@ -625,19 +625,16 @@ void read_file(FILE *f, int fd, const char *filename, bool undoable)
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/* The number of lines in the file. */
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size_t len = 0;
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/* The length of the current line of the file. */
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char input = '\0';
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/* The current input character. */
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char *buf;
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size_t bufsize = LUMPSIZE;
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/* The size of the line buffer; increased as needed. */
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char *buf = charalloc(bufsize);
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/* The buffer in which we assemble each line of the file. */
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size_t bufx = LUMPSIZE;
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/* The allocated size of the line buffer; increased as needed. */
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linestruct *topline;
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/* The top of the new buffer where we store the read file. */
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linestruct *bottomline;
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/* The bottom of the new buffer. */
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int input_int;
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/* The current value we read from the file, whether an input
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* character or EOF. */
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int onevalue;
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/* The current value we read from the file, either a byte or EOF. */
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int errornumber;
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/* The error code, in case an error occurred during reading. */
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bool writable = TRUE;
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@ -647,8 +644,6 @@ void read_file(FILE *f, int fd, const char *filename, bool undoable)
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/* 0 = *nix, 1 = DOS, 2 = Mac, 3 = both DOS and Mac. */
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#endif
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buf = charalloc(bufx);
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#ifndef NANO_TINY
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if (undoable)
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add_undo(INSERT, NULL);
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@ -671,16 +666,15 @@ void read_file(FILE *f, int fd, const char *filename, bool undoable)
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control_C_was_pressed = FALSE;
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/* Read the entire file into the new buffer. */
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while ((input_int = getc_unlocked(f)) != EOF) {
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/* Read in the entire file, byte by byte, line by line. */
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while ((onevalue = getc_unlocked(f)) != EOF) {
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char input = (char)onevalue;
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if (control_C_was_pressed) {
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statusline(ALERT, _("Interrupted"));
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break;
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}
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input = (char)input_int;
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/* When the byte before the current one is a CR (and we're still on
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* the first line OR the format is already non-Unix, and we're not
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* converting), then mark the format as DOS or Mac or a mixture. */
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@ -703,9 +697,9 @@ void read_file(FILE *f, int fd, const char *filename, bool undoable)
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/* When needed, increase the line-buffer size. Don't bother
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* decreasing it -- it gets freed when reading is finished. */
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if (len == bufx) {
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bufx += LUMPSIZE;
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buf = charealloc(buf, bufx);
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if (len == bufsize) {
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bufsize += LUMPSIZE;
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buf = charealloc(buf, bufsize);
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}
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continue;
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