grep: rip out support for external grep

diff --git a/Makefile b/Makefile
index 4dba10e7f06d816741697356f402e2a2b5da3dbe..a4b922e07049550fbb536b10abd2de2f8deb3b83 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -185,10 +185,6 @@ all::
 # is a simplified version of the merge sort used in glibc. This is
 # recommended if Git triggers O(n^2) behavior in your platform's qsort().
 #
-# Define NO_EXTERNAL_GREP if you don't want "git grep" to ever call
-# your external grep (e.g., if your system lacks grep, if its grep is
-# broken, or spawning external process is slower than built-in grep git has).
-#
 # Define UNRELIABLE_FSTAT if your system's fstat does not return the same
 # information on a not yet closed file that lstat would return for the same
 # file after it was closed.
@@ -205,6 +201,9 @@ all::
 #
 # Define NO_REGEX if you have no or inferior regex support in your C library.
 #
+# Define JSMIN to point to JavaScript minifier that functions as
+# a filter to have gitweb.js minified.
+#
 # Define DEFAULT_PAGER to a sensible pager command (defaults to "less") if
 # you want to use something different.  The value will be interpreted by the
 # shell at runtime when it is used.
@@ -274,6 +273,9 @@ lib = lib
 # DESTDIR=
 pathsep = :
 
+# JavaScript minifier invocation that can function as filter
+JSMIN =
+
 # default configuration for gitweb
 GITWEB_CONFIG = gitweb_config.perl
 GITWEB_CONFIG_SYSTEM = /etc/gitweb.conf
@@ -289,6 +291,11 @@ GITWEB_HOMETEXT = indextext.html
 GITWEB_CSS = gitweb.css
 GITWEB_LOGO = git-logo.png
 GITWEB_FAVICON = git-favicon.png
+ifdef JSMIN
+GITWEB_JS = gitweb.min.js
+else
+GITWEB_JS = gitweb.js
+endif
 GITWEB_SITE_HEADER =
 GITWEB_SITE_FOOTER =
 
@@ -766,7 +773,6 @@ ifeq ($(uname_S),SunOS)
        NO_MKDTEMP = YesPlease
        NO_MKSTEMPS = YesPlease
        NO_REGEX = YesPlease
-       NO_EXTERNAL_GREP = YesPlease
        THREADED_DELTA_SEARCH = YesPlease
        ifeq ($(uname_R),5.7)
                NEEDS_RESOLV = YesPlease
@@ -884,7 +890,6 @@ ifeq ($(uname_S),IRIX)
        # NO_MMAP.  If you suspect that your compiler is not affected by this
        # issue, comment out the NO_MMAP statement.
        NO_MMAP = YesPlease
-       NO_EXTERNAL_GREP = UnfortunatelyYes
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH = /usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
@@ -904,7 +909,6 @@ ifeq ($(uname_S),IRIX64)
        # NO_MMAP.  If you suspect that your compiler is not affected by this
        # issue, comment out the NO_MMAP statement.
        NO_MMAP = YesPlease
-       NO_EXTERNAL_GREP = UnfortunatelyYes
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH=/usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
@@ -1311,9 +1315,6 @@ endif
 ifdef DIR_HAS_BSD_GROUP_SEMANTICS
        COMPAT_CFLAGS += -DDIR_HAS_BSD_GROUP_SEMANTICS
 endif
-ifdef NO_EXTERNAL_GREP
-       BASIC_CFLAGS += -DNO_EXTERNAL_GREP
-endif
 ifdef UNRELIABLE_FSTAT
        BASIC_CFLAGS += -DUNRELIABLE_FSTAT
 endif
@@ -1498,8 +1499,13 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)): % : %.perl
        chmod +x $@+ && \
        mv $@+ $@
 
+ifdef JSMIN
+OTHER_PROGRAMS += gitweb/gitweb.cgi   gitweb/gitweb.min.js
+gitweb/gitweb.cgi: gitweb/gitweb.perl gitweb/gitweb.min.js
+else
 OTHER_PROGRAMS += gitweb/gitweb.cgi
 gitweb/gitweb.cgi: gitweb/gitweb.perl
+endif
        $(QUIET_GEN)$(RM) $@ $@+ && \
        sed -e '1s|#!.*perl|#!$(PERL_PATH_SQ)|' \
            -e 's|++GIT_VERSION++|$(GIT_VERSION)|g' \
@@ -1518,13 +1524,14 @@ gitweb/gitweb.cgi: gitweb/gitweb.perl
            -e 's|++GITWEB_CSS++|$(GITWEB_CSS)|g' \
            -e 's|++GITWEB_LOGO++|$(GITWEB_LOGO)|g' \
            -e 's|++GITWEB_FAVICON++|$(GITWEB_FAVICON)|g' \
+           -e 's|++GITWEB_JS++|$(GITWEB_JS)|g' \
            -e 's|++GITWEB_SITE_HEADER++|$(GITWEB_SITE_HEADER)|g' \
            -e 's|++GITWEB_SITE_FOOTER++|$(GITWEB_SITE_FOOTER)|g' \
            $< >$@+ && \
        chmod +x $@+ && \
        mv $@+ $@
 
-git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css
+git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css gitweb/gitweb.js
        $(QUIET_GEN)$(RM) $@ $@+ && \
        sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
            -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
@@ -1533,6 +1540,8 @@ git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css
            -e '/@@GITWEB_CGI@@/d' \
            -e '/@@GITWEB_CSS@@/r gitweb/gitweb.css' \
            -e '/@@GITWEB_CSS@@/d' \
+           -e '/@@GITWEB_JS@@/r gitweb/gitweb.js' \
+           -e '/@@GITWEB_JS@@/d' \
            -e 's|@@PERL@@|$(PERL_PATH_SQ)|g' \
            $@.sh > $@+ && \
        chmod +x $@+ && \
@@ -1547,6 +1556,11 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)) git-instaweb: % : unimplemented.sh
        mv $@+ $@
 endif # NO_PERL
 
+ifdef JSMIN
+gitweb/gitweb.min.js: gitweb/gitweb.js
+       $(QUIET_GEN)$(JSMIN) <$< >$@
+endif # JSMIN
+
 configure: configure.ac
        $(QUIET_GEN)$(RM) $@ $<+ && \
        sed -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \