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Searched refs:VSNUL (Results 1 – 5 of 5) sorted by relevance

/original-bsd/bin/sh/
H A Dparser.h25 #define VSNUL 0x10 /* colon--treat the empty string as unset */ macro
H A Dexpand.c419 varflags &= ~VSNUL;
430 str, (varflags & VSNUL) ? "null or "
525 if (val == NULL || ((varflags & VSNUL) && val[0] == '\0')) {
H A Dshow.c173 if (subtype & VSNUL)
H A DTOUR174 VSMINUS|VSNUL ${var:-text}
176 VSPLUS|VSNUL ${var:+text}
178 VSQUESTION|VSNUL ${var:?text}
180 VSASSIGN|VSNUL ${var=text}
H A Dparser.c1153 flags = VSNUL;