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Glenn Morris authored
* src/lread.c (load_path_check): Take path to check as argument. (load_path_default): New, split from init_lread. (init_lread): Move calc of default load-path to load_path_default. Empty elements in EMACSLOADPATH now stand for the default. (load-path): Doc fix. * src/emacs.c (decode_env_path): Add option to treat empty elements as nil rather than ".". * src/callproc.c (init_callproc_1, init_callproc): * src/image.c (Vx_bitmap_file_path): * src/lisp.h (decode_env_path): * lread.c (Vsource_directory): Update for new argument spec of decode_env_path. * leim/Makefile.in (RUN_EMACS): Empty EMACSLOADPATH rather than unsetting. * lisp/Makefile.in (emacs): Empty EMACSLOADPATH rather than unsetting. * test/automated/Makefile.in (emacs): Empty EMACSLOADPATH rather than unsetting. * doc/emacs/cmdargs.texi (General Variables): Empty elements in EMACSLOADPATH now mean the default load-path. * doc/lispref/loading.texi (Library Search): Empty elements in EMACSLOADPATH now mean the default load-path. * etc/NEWS: Mention this. Fixes: debbugs:12100
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