pdf2image: force std

Superenv is stripping flags this needs to compile.
Based on a comment, this formula is using flags in a slightly non-standard way.

Fixes #16186.

1 files changed, 5 insertions, 1 deletions

diff --git a/Library/Formula/pdf2image.rb b/Library/Formula/pdf2image.rb
index a9b6f7ba2..93e882dd6 100644
--- a/Library/Formula/pdf2image.rb
+++ b/Library/Formula/pdf2image.rb
@@ -7,6 +7,9 @@ class Pdf2image < Formula
 
   depends_on :x11
 
+  # superenv strips flags that are needed for the build to succeed
+  env :std
+
   def install
     system "./configure", "--prefix=#{prefix}"
 
@@ -15,7 +18,8 @@ class Pdf2image < Formula
     inreplace "Makefile", "/man/", "/share/man/"
 
     # Add X11 libs manually; the Makefiles don't use LDFLAGS properly
-    inreplace ["src/Makefile", "xpdf/Makefile"], "LDFLAGS =", "LDFLAGS=-L#{MacOS::X11.lib}"
+    inreplace ["src/Makefile", "xpdf/Makefile"],
+      "LDFLAGS =", "LDFLAGS=-L#{MacOS::X11.lib}"
 
     system "make"
     system "make install"