Reference/!ifndef: Difference between revisions
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(typo in !define) |
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The opposite of !ifdef. The lines will be compiled when the gflag has not been defined. | The opposite of !ifdef. The lines will be compiled when the gflag has not been defined. | ||
<highlight-nsis>! | <highlight-nsis>!define SOMETHING | ||
!ifdef SOMETHING | !ifdef SOMETHING | ||
!echo "SOMETHING is defined" | !echo "SOMETHING is defined" | ||
Revision as of 09:37, 30 May 2013
!ifndef
gflag [bcheck gflag [...]]]
The opposite of !ifdef. The lines will be compiled when the gflag has not been defined.
!define SOMETHING !ifdef SOMETHING !echo "SOMETHING is defined" !endif !undef SOMETHING !ifndef SOMETHING !echo "SOMETHING is not defined" !endif
