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man: Fix PKG_CHECK_EXISTS comment about PKG_PROG_PKG_CONFIG

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The sentence is clearly referring to the issue of running
PKG_PROG_PKG_CONFIG from outside of a conditional. Thanks to Reuben
Thomas for the suggestion.

https://bugs.freedesktop.org/show_bug.cgi?id=99885
This commit is contained in:
Dan Nicholson 2017-03-20 06:46:51 -05:00
parent f88710d3e1
commit 99ef6fd55a
1 changed files with 4 additions and 3 deletions
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7
pkg-config.1
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@ -479,9 +479,10 @@ PKG_CHECK_MODULES.
Check to see whether a particular set of modules exists. Similar
to PKG_CHECK_MODULES(), but does not set variables or print errors.
Similar to PKG_CHECK_MODULES, make sure that the first instance of
this or PKG_CHECK_MODULES is called, or make sure to call
PKG_CHECK_EXISTS manually.
Similar to PKG_CHECK_MODULES, make sure that the first instance of this
or PKG_CHECK_MODULES is called, or make sure to call PKG_PROG_PKGCONFIG
manually.
.TP
.I "PKG_INSTALLDIR(DIRECTORY)"