pneubeck pointed out an obvious thing, that a second p = stext + strlen(stext) - 1 is unnecessary
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main.c
2
main.c
@ -273,7 +273,7 @@ main(int argc, char *argv[]) {
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break;
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default:
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for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
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for(p = stext + strlen(stext) - 1; p >= stext && *p != '\n'; --p);
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for(; p >= stext && *p != '\n'; --p);
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if(p > stext)
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strncpy(stext, p + 1, sizeof stext);
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}
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