Explicitly return 0 from main() in the tools.

5 files changed, 11 insertions, 1 deletions

diff --git a/apps/pdfclean.c b/apps/pdfclean.c
index d1eff4bf..a6cf402c 100644
--- a/apps/pdfclean.c
+++ b/apps/pdfclean.c
@@ -444,5 +444,7 @@ int main(int argc, char **argv)
 	savexref();
 
 	closexref();
+
+	return 0;
 }
 
diff --git a/apps/pdfdraw.c b/apps/pdfdraw.c
index 8f7b7b93..bd4de239 100644
--- a/apps/pdfdraw.c
+++ b/apps/pdfdraw.c
@@ -60,7 +60,7 @@ static void drawusage(void)
 		"  -r -\tresolution in dpi\n"
 		"  -m\tprint benchmark results\n"
 		"  -s\tprint MD5 checksum of page pixel data\n"
-		"  -t\ttext extraction made\n"
+		"  -t\ttext extraction mode\n"
 		"  -x\txml trace mode\n"
 		"  example:\n"
 		"    pdfdraw -o output%%03d.pnm input.pdf 1-3,5,9-\n");
@@ -461,5 +461,7 @@ int main(int argc, char **argv)
 		drawpages("1-");
 
 	closexref();
+
+	return 0;
 }
 
diff --git a/apps/pdfextract.c b/apps/pdfextract.c
index ce939b4c..561d1bb3 100644
--- a/apps/pdfextract.c
+++ b/apps/pdfextract.c
@@ -243,5 +243,7 @@ int main(int argc, char **argv)
 	}
 
 	closexref();
+
+	return 0;
 }
 
diff --git a/apps/pdfinfo.c b/apps/pdfinfo.c
index a4067040..1f7c9e73 100644
--- a/apps/pdfinfo.c
+++ b/apps/pdfinfo.c
@@ -1043,5 +1043,7 @@ int main(int argc, char **argv)
 	}
 
 	closexref();
+
+	return 0;
 }
 
diff --git a/apps/pdfshow.c b/apps/pdfshow.c
index b773d8bf..85b78d29 100644
--- a/apps/pdfshow.c
+++ b/apps/pdfshow.c
@@ -158,5 +158,7 @@ int main(int argc, char **argv)
 	}
 
 	closexref();
+
+	return 0;
 }