tolerate missing ps2pdf

diff --git a/lib/agraph/Makefile.am b/lib/agraph/Makefile.am
index 178c31598791ea17d332a406b9558e364624320d..c1bee5fe51fcc43d8aa86a71c790c639fcfb2c16 100644 (file)
--- a/lib/agraph/Makefile.am
+++ b/lib/agraph/Makefile.am
@@ -44,7 +44,7 @@ grammar.h: y.output
        @SED@ "s/yy/aag/g" < y.tab.h > grammar.h
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) Makefile.old cmpnd.c dotdge.c \
        main.c tester.c README grammar.c grammar.h scan.c \

diff --git a/lib/cdt/Makefile.am b/lib/cdt/Makefile.am
index 6da8a9247efadde374789e362b64cad01af6c607..8161a307a2f70552cce32effd91a8cbd041dcbe7 100644 (file)
--- a/lib/cdt/Makefile.am
+++ b/lib/cdt/Makefile.am
@@ -26,7 +26,7 @@ libcdt_la_LDFLAGS = -version-info @VERSION_INFO@ -no-undefined
 libcdt_la_SOURCES = $(libcdt_C_la_SOURCES)
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) Makefile.old features
 

diff --git a/lib/expr/Makefile.am b/lib/expr/Makefile.am
index 652b0be97dd21e190cd56e2967fcda83b4ca7ec5..297644b8919245896a2913a1d3b219e3999f5dfb 100644 (file)
--- a/lib/expr/Makefile.am
+++ b/lib/expr/Makefile.am
@@ -59,7 +59,7 @@ exop.h: exparse.h
        echo "};" >> exop.h
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man_MANS) $(pdf_DATA) RELEASE \
        Makefile.nmake Makefile.orig Makefile.old \

diff --git a/lib/graph/Makefile.am b/lib/graph/Makefile.am
index 0acd0f41294e799ec8be38510d6f784830817275..0ec7654cb11372177ee24d787c669effbb1e45d9 100644 (file)
--- a/lib/graph/Makefile.am
+++ b/lib/graph/Makefile.am
@@ -42,7 +42,7 @@ y.output: $(top_srcdir)/lib/graph/parser.y
 #       triegen  < trie_input > trie.c
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - > $@
+       -groff -Tps -man $< | ps2pdf - - > $@
 
 EXTRA_DIST = $(man) $(pdf) triefa.cP \
        Makefile.old parser.c parser.h \

diff --git a/lib/pack/Makefile.am b/lib/pack/Makefile.am
index 7130a25ba321f2bc9a597c1e6927df232ca057a3..352390dfa56efeda9bdc44f888dfb57697897875 100644 (file)
--- a/lib/pack/Makefile.am
+++ b/lib/pack/Makefile.am
@@ -20,7 +20,7 @@ pdf_DATA = pack.pdf
 libpack_C_la_SOURCES = ccomps.c pack.c
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man_MANS) $(pdf_DATA) Makefile.old ptest.c
 

diff --git a/lib/pathplan/Makefile.am b/lib/pathplan/Makefile.am
index cd9f1104799985257e33a9d7e6eb1be86f3a7709..aa10c8b83d3f23625b35511677cbbaa602edde85 100644 (file)
--- a/lib/pathplan/Makefile.am
+++ b/lib/pathplan/Makefile.am
@@ -23,7 +23,7 @@ libpathplan_la_SOURCES = $(libpathplan_C_la_SOURCES)
 libpathplan_la_LIBADD = @MATH_LIBS@
 
 .3.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) Makefile.old path.lefty
 

diff --git a/tclpkg/gdtclft/Makefile.am b/tclpkg/gdtclft/Makefile.am
index 4573677a5c2f5c324574c25bd497996f2ff45f7f..372438a7fd7dbbe68abe1a11d845153be2daf2da 100644 (file)
--- a/tclpkg/gdtclft/Makefile.am
+++ b/tclpkg/gdtclft/Makefile.am
@@ -56,7 +56,7 @@ endif
 endif
 
 .n.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) Makefile.old
 

diff --git a/tclpkg/tcldot/Makefile.am b/tclpkg/tcldot/Makefile.am
index 2e5f2f556141bffb42641ecdb4416a0fa2f82bc8..92a5d993f9a482ee56cbcc6a32370c5745a17fd3 100644 (file)
--- a/tclpkg/tcldot/Makefile.am
+++ b/tclpkg/tcldot/Makefile.am
@@ -126,7 +126,7 @@ pkgIndex.tcl: libtcldot.la
 endif
 
 .n.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) $(html) README README.Tkspline Makefile.old
 

diff --git a/tclpkg/tkspline/Makefile.am b/tclpkg/tkspline/Makefile.am
index f943317ef5bd28043c67e126f7c8e1f703caecd7..d1be99ce28cad7bf1c1d9185aba4ad475f81aa96 100644 (file)
--- a/tclpkg/tkspline/Makefile.am
+++ b/tclpkg/tkspline/Makefile.am
@@ -39,7 +39,7 @@ pkgIndex.tcl: libtkspline.la
 endif
 
 .n.pdf:
-       groff -Tps -man $< | ps2pdf - - >$@
+       -groff -Tps -man $< | ps2pdf - - >$@
 
 EXTRA_DIST = $(man) $(pdf) dllEntry.c