Bugzilla Bug 137871

netpbm-10.34 is missing dev-libs/libxml2 as a dependency.

Without libxml2 it does not emerge. See below. 

x86_64-pc-linux-gnu-gcc -Wall -c
-I/var/tmp/portage/netpbm-10.34/work/netpbm-10.34/util 
-I/var/tmp/portage/netpbm-10.34/work/netpbm-10.34/converter/other -I. -I
importinc -DNDEBUG \
     -mtune=k8 -O2 -pipe   -o svgtopam.o svgtopam.c
svgtopam.c:22:30: libxml/xmlreader.h: No such file or directory
svgtopam.c:96: error: syntax error before "const"
svgtopam.c: In function `getAttribute':
svgtopam.c:100: warning: implicit declaration of function
`xmlTextReaderGetAttribute'
svgtopam.c:100: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:100: error: (Each undeclared identifier is reported only once
svgtopam.c:100: error: for each function it appears in.)
svgtopam.c:100: error: syntax error before "xmlChar"
svgtopam.c: At top level:
svgtopam.c:106: error: syntax error before "const"
svgtopam.c: In function `currentNodeName':
svgtopam.c:108: warning: implicit declaration of function
`xmlTextReaderConstName'
svgtopam.c:108: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:108: warning: cast to pointer from integer of different size
svgtopam.c: At top level:
svgtopam.c:547: error: syntax error before "const"
svgtopam.c: In function `getPathAttributes':
svgtopam.c:551: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:554: error: `styleP' undeclared (first use in this function)
svgtopam.c:555: error: `pathP' undeclared (first use in this function)
svgtopam.c: At top level:
svgtopam.c:561: error: syntax error before "const"
svgtopam.c: In function `processSubPathNode':
svgtopam.c:564: error: `xmlReaderTypes' undeclared (first use in this function)
svgtopam.c:564: error: syntax error before "const"
svgtopam.c:566: error: `endOfPathP' undeclared (first use in this function)
svgtopam.c:568: error: `nodeType' undeclared (first use in this function)
svgtopam.c:569: error: `XML_READER_TYPE_ELEMENT' undeclared (first use in this
function)
svgtopam.c:571: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:573: error: `XML_READER_TYPE_END_ELEMENT' undeclared (first use in
this function)
svgtopam.c: At top level:
svgtopam.c:591: error: syntax error before "const"
svgtopam.c: In function `processPathElement':
svgtopam.c:602: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:607: error: `canvasP' undeclared (first use in this function)
svgtopam.c:611: warning: implicit declaration of function
`xmlTextReaderIsEmptyElement'
svgtopam.c:616: warning: implicit declaration of function `xmlTextReaderRead'
svgtopam.c: At top level:
svgtopam.c:657: error: syntax error before "const"
svgtopam.c: In function `getSvgAttributes':
svgtopam.c:661: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:666: error: `colsP' undeclared (first use in this function)
svgtopam.c:671: error: `rowsP' undeclared (first use in this function)
svgtopam.c: At top level:
svgtopam.c:681: error: syntax error before "const"
svgtopam.c: In function `processSubSvgElement':
svgtopam.c:684: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:689: error: `canvasP' undeclared (first use in this function)
svgtopam.c: At top level:
svgtopam.c:698: error: syntax error before "const"
svgtopam.c: In function `processSubSvgNode':
svgtopam.c:702: error: `xmlReaderTypes' undeclared (first use in this function)
svgtopam.c:702: error: syntax error before "const"
svgtopam.c:704: error: `endOfSvgP' undeclared (first use in this function)
svgtopam.c:706: error: `nodeType' undeclared (first use in this function)
svgtopam.c:707: error: `XML_READER_TYPE_ELEMENT' undeclared (first use in this
function)
svgtopam.c:708: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:708: error: `canvasP' undeclared (first use in this function)
svgtopam.c:710: error: `XML_READER_TYPE_END_ELEMENT' undeclared (first use in
this function)
svgtopam.c: At top level:
svgtopam.c:798: error: syntax error before "const"
svgtopam.c: In function `processSvgElement':
svgtopam.c:808: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:830: error: `ofP' undeclared (first use in this function)
svgtopam.c: At top level:
svgtopam.c:838: error: syntax error before "const"
svgtopam.c: In function `processTopLevelElement':
svgtopam.c:841: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:851: error: `ofP' undeclared (first use in this function)
svgtopam.c: At top level:
svgtopam.c:857: error: syntax error before "const"
svgtopam.c: In function `processTopLevelNode':
svgtopam.c:860: warning: implicit declaration of function `xmlTextReaderDepth'
svgtopam.c:860: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:861: error: `xmlReaderTypes' undeclared (first use in this function)
svgtopam.c:861: error: syntax error before "const"
svgtopam.c:865: error: `nodeType' undeclared (first use in this function)
svgtopam.c:866: error: `XML_READER_TYPE_ELEMENT' undeclared (first use in this
function)
svgtopam.c:867: error: `ofP' undeclared (first use in this function)
svgtopam.c:860: warning: unused variable `depth'
svgtopam.c: At top level:
svgtopam.c:878: error: syntax error before "const"
svgtopam.c: In function `processDocument':
svgtopam.c:888: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:892: error: `ofP' undeclared (first use in this function)
svgtopam.c: In function `main':
svgtopam.c:910: error: `xmlTextReaderPtr' undeclared (first use in this
function)
svgtopam.c:910: error: syntax error before "xmlReaderP"
svgtopam.c:914: warning: implicit declaration of function `xmlInitParser'
svgtopam.c:916: error: `LIBXML_TEST_VERSION' undeclared (first use in this
function)
svgtopam.c:924: error: `xmlReaderP' undeclared (first use in this function)
svgtopam.c:924: warning: implicit declaration of function `xmlReaderForFd'
svgtopam.c:933: warning: implicit declaration of function `xmlFreeTextReader'
svgtopam.c:937: warning: implicit declaration of function `xmlCleanupParser'
make[2]: *** [svgtopam.o] Error 1
make[2]: Leaving directory
`/var/tmp/portage/netpbm-10.34/work/netpbm-10.34/converter/other'
make[1]: *** [other/all] Error 2
make[1]: Leaving directory
`/var/tmp/portage/netpbm-10.34/work/netpbm-10.34/converter'
make: *** [converter/all] Error 2

!!! ERROR: media-libs/netpbm-10.34 failed.
Call stack:
  ebuild.sh, line 1539:   Called dyn_compile
  ebuild.sh, line 939:   Called src_compile
  netpbm-10.34.ebuild, line 93:   Called die

!!! (no error message)
!!! If you need support, post the topmost build error, and the call stack if
relevant.

added support for USE=xml to cvs