fix empty lines around pages, change arrow and sqrt translit

[c-standard] / translit.sh

diff --git a/translit.sh b/translit.sh
index c284ee8..e9f0e2f 100755 (executable)
--- a/translit.sh
+++ b/translit.sh
@@ -30,7 +30,7 @@ s/≤/<=/g
 s/≥/>=/g
 s/≠/!=/g
 s/Σ/(Sum)/g
-s/√/sqrt:/g
+s/√/(sqrt)/g
 s/π/pi/g
 s/∞/(inf)/g
 s/ƒ/fl./g
@@ -41,8 +41,8 @@ s/•/o/g
 s/⎯/-/g
 s/↑/(uparrow)/g
 s/↓/(downarrow)/g
-s/↔/(<->)/g
-s/→/(->)/g
+s/↔/<->/g
+s/→/->/g
 s/‘/'\''/g
 s/’/'\''/g
 # pdftotext layout fixes
@@ -55,6 +55,10 @@ BEGIN {
        last=$0
        side=0
 }
+/^$/ {
+       nl=nl "\n"
+       next
+}
 /^\(newpage\)/ {
        n=split(last,a)
        if(side)
@@ -62,7 +66,7 @@ BEGIN {
        else
                p=a[n]
        side=!side
-       print "[page " p "]"
+       print "\n[page " p "]"
        getline
        getline
        last=$0
@@ -70,6 +74,6 @@ BEGIN {
 }
 {
        print last
-       last=$0
-}
-'
+       last=nl $0
+       nl=""
+}'