.gitconfig: use 'exec' as micro-optimization

Use 'exec' for the last (or the only) command in a sequence
to avoid one excessive fork.
It doesn't give much but every CPU tick and every memory byte count.

diff --git a/.gitconfig b/.gitconfig
index 04e584b5f6e0b3dd2a79e79f017b3bfe8e5434e0..96982e4f56411707f1a2f6f999e65205568a7b53 100644 (file)
--- a/.gitconfig
+++ b/.gitconfig
@@ -68,7 +68,7 @@
 
   # See https://blog.filippo.io/git-fixup-amending-an-older-commit/
   # This is a slightly modified version
-  fixup = "!f() { TARGET=$(git rev-parse \"$1\"); git commit --fixup=$TARGET && GIT_EDITOR=true git rebase --interactive --autosquash $TARGET~; }; f"
+  fixup = "!f() { TARGET=$(git rev-parse \"$1\"); git commit --fixup=$TARGET && GIT_EDITOR=true exec git rebase --interactive --autosquash $TARGET~; }; f"
 
   ### remote ###
 
@@ -78,7 +78,7 @@
 
   rp = remote prune
 
-  incoming = !git remote update --prune; git log ..@{upstream}
+  incoming = !git remote update --prune; exec git log ..@{upstream}
   outgoing = log @{upstream}..
 
   # Push to all remotes
@@ -98,8 +98,8 @@
   aliases = !"git config --get-regexp 'alias.' | colrm 1 6 | sed 's/ / = /'"
 
   add-alias = "!f() { [ $# = 3 ] && git config $1 alias.\"$2\" \"$3\" && return 0 || echo \"Usage: git add-(local|global)-alias <new alias> <original command>\" >&2 && return 1; }; f"
-  add-global-alias = "!git add-alias --global"
-  add-local-alias = "!git add-alias --local"
+  add-global-alias = "!exec git add-alias --global"
+  add-local-alias = "!exec git add-alias --local"
 
   tags = tag -n1 --list
 
@@ -107,18 +107,18 @@
   grep-all = !"f() { git rev-list --all | xargs git grep \"$@\"; }; f"
 
   # Edit all files of the given type
-  edit-cached = !"f() { git ls-files --cached | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-deleted = !"f() { git ls-files --deleted | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-others = !"f() { git ls-files --others | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-ignored = !"f() { git ls-files --ignored | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-killed = !"f() { git ls-files --killed | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-modified = !"f() { git ls-files --modified | sort -u ; }; `git var GIT_EDITOR` `f`"
-  edit-stage = !"f() { git ls-files --stage | cut -f2 | sort -u ; }; `git var GIT_EDITOR` `f`"
+  edit-cached = !"f() { git ls-files --cached | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-deleted = !"f() { git ls-files --deleted | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-others = !"f() { git ls-files --others | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-ignored = !"f() { git ls-files --ignored | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-killed = !"f() { git ls-files --killed | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-modified = !"f() { git ls-files --modified | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  edit-stage = !"f() { git ls-files --stage | cut -f2 | sort -u ; }; exec `git var GIT_EDITOR` `f`"
 
   # Editing and adding conflicted files: when we get many merge conflicts
   # and want to quickly solve them using an editor, then add the  files.
-  edit-unmerged = !"f() { git ls-files --unmerged | cut -f2 | sort -u ; }; `git var GIT_EDITOR` `f`"
-  add-unmerged = !"f() { git ls-files --unmerged | cut -f2 | sort -u ; }; git add `f`"
+  edit-unmerged = !"f() { git ls-files --unmerged | cut -f2 | sort -u ; }; exec `git var GIT_EDITOR` `f`"
+  add-unmerged = !"f() { git ls-files --unmerged | cut -f2 | sort -u ; }; exec git add `f`"
 
   # Get the current branch name
   branch-name = rev-parse --abbrev-ref HEAD
@@ -145,12 +145,12 @@
        lr5 = log --decorate --reverse -5
        null-merge = merge --strategy=ours
        rbi123 = "!f() { exec git rebase --interactive $1 $2 ${3:-\"@{upstream\\}\"}; }; f"
-       rbi = !git rbi123 '' ''
-       rbia = !git rbi123 --autosquash ''
-       rbiap = !git rbi123 --autosquash --preserve-merges
-       rbip = !git rbi123 '' --preserve-merges
+       rbi = !exec git rbi123 '' ''
+       rbia = !exec git rbi123 --autosquash ''
+       rbiap = !exec git rbi123 --autosquash --preserve-merges
+       rbip = !exec git rbi123 '' --preserve-merges
        remotes = remote --verbose
-       #root = !pwd
+       #root = !exec pwd
        root = rev-parse --show-toplevel
        st = status --short
        stb = status --short --branch