31 lines
862 B
C
31 lines
862 B
C
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#include <stdlib.h>
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/**
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* Identical to strcpy, but strips a trailing '\r\n'
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*
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* @param dest Buffer to copy to
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* @param src Buffer to copy from
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*
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* @return The destination buffer
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*/
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static char *strcpy_no_crlf(char *dest, const char *src) {
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char *dest_cursor;
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const char *src_cursor;
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char *last_dest_cursor = NULL;
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const char *last_src_cursor = NULL;
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for (dest_cursor = dest, src_cursor = src; *src_cursor != '\0'; src_cursor++) {
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if (last_src_cursor != NULL && *last_src_cursor == '\r' && *last_src_cursor == '\n') {
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// Replace the \r with a null term.
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*last_dest_cursor = '\0';
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return dest;
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}
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*dest_cursor = *src_cursor;
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last_dest_cursor = dest_cursor;
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last_src_cursor = src_cursor;
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dest_cursor++;
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}
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*dest_cursor = '\0';
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return dest;
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}
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