Fix logic in expressions

git-svn-id: https://projectaon.org/data/trunk@2612 f6f3e2d7-ff33-0410-aaf5-b4bee2cdac11

diff --git a/common/epub/Makefile.common b/common/epub/Makefile.common
index 195f876..02ee576 100644 (file)
--- a/common/epub/Makefile.common
+++ b/common/epub/Makefile.common
@@ -93,7 +93,7 @@ $(AONROOTDIR)/$(BLANG)/epub/$(SERIES)/$(BASENAME)/$(EPUB): $(XMLFILE) $(EPUBSCRI
        cd $(AONROOTDIR) && perl $(EPUBSCRIPT) --language=$(BLANG) --font-files=$(FONTDIR) $(BASENAME) 
 
 $(EPUB): $(AONROOTDIR)/$(BLANG)/epub/$(SERIES)/$(BASENAME)/$(EPUB) ebook-convert
-       @[ ! -x  `which dbtoepub` ] || { echo "ERROR: Cannot find 'dbtoepub', please install this package" >&2; exit 1;  }
+       @[ -x  `which dbtoepub` ] || { echo "ERROR: Cannot find 'dbtoepub', please install this package" >&2; exit 1;  }
        dbtoepub -o $(BOOK) $(XMLFILE) >$(BOOK).log 2>&1; \
        cp -p $(AONROOTDIR)/$(BLANG)/epub/$(SERIES)/$(BASENAME)/$(EPUB) .
 # Regenerate to include the covers properly within the Ebook and fix the EPUB
@@ -106,7 +106,7 @@ $(EPUB): $(AONROOTDIR)/$(BLANG)/epub/$(SERIES)/$(BASENAME)/$(EPUB) ebook-convert
 # Calibre see http://manual.calibre-ebook.com/cli/ebook-convert.html
 
 ebook-convert:
-       @[ ! -x  `which ebook-convert` ] || { echo "ERROR: Cannot find 'ebook-convert', please install Calibre" >&2; exit 1;  }
+       @[ -x  `which ebook-convert` ] || { echo "ERROR: Cannot find 'ebook-convert', please install Calibre" >&2; exit 1;  }
 
 # Generate the mobi file from the ePub (Mobipocket format)
 mobi: $(MOBI)