kpsewhich: add page

Author: xinghewumeng

pages/common/kpsewhich.md

@@ -0,0 +1,24 @@
+# kpsewhich
+
+> Standalone path lookup and variable expansion for the Kpathsea TeX library.
+> More information: <https://manned.org/kpsewhich>.
+
+- Locate a TeX or LaTeX file in the TeX directory structure:
+
+`kpsewhich {{file_or_package.sty}}`
+
+- Locate all matches for a specific file:
+
+`kpsewhich --all {{file_or_package.sty}}`
+
+- Locate a file with a specific format:
+
+`kpsewhich --format={{tfm|bib|sty|cls|tex}} {{filename}}`
+
+- Print the value of a specific TeX configuration variable:
+
+`kpsewhich --var-value={{TEXMFDIST}}`
+
+- Locate a file under a specific TeX engine context:
+
+`kpsewhich --progname={{pdflatex}} {{filename}}`