diff options
| -rw-r--r-- | prologue/hostreqs.xml | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/prologue/hostreqs.xml b/prologue/hostreqs.xml index 9aeb0a7f1..190c6fdcd 100644 --- a/prologue/hostreqs.xml +++ b/prologue/hostreqs.xml @@ -22,7 +22,7 @@ <listitem> <para><emphasis role="strong">Bash-2.05a</emphasis> (/bin/sh - must be a symbolic or hard link to bash)</para> + should be a symbolic or hard link to bash)</para> </listitem> <listitem> @@ -33,7 +33,7 @@ <listitem> <para><emphasis role="strong">Bison-1.875</emphasis> (/usr/bin/yacc - must be a link to bison or small script that executes bison)</para> + should be a link to bison or small script that executes bison)</para> </listitem> <listitem> @@ -55,7 +55,7 @@ <listitem> <para><emphasis role="strong">Gawk-3.0</emphasis> (/usr/bin/awk - must be a link to gawk)</para> + should be a link to gawk)</para> </listitem> <listitem> @@ -128,7 +128,16 @@ </itemizedlist> - <para>To see whether your host system has all the appropriate versions, run the following:</para> + <para>Note that the symlinks mentioned above are required to build an LFS + system using the instructions contained within this book. Symlinks that + point to other software (such as dash, mawk, etc.) may work, but are not + tested or supported by the LFS development team, and may require either + deviation from the instructions or additional patches to some + packages.</para> + + <para>To see whether your host system has all the appropriate versions, and + ability to compile programs, run + the following:</para> <screen role="nodump"><userinput>cat > version-check.sh << "EOF" <literal>#!/bin/bash @@ -160,6 +169,9 @@ echo Perl `perl -V:version` sed --version | head -n1 tar --version | head -n1 makeinfo --version | head -n1 +echo 'main(){}' > dummy.c && gcc -o dummy dummy.c +if [ -x dummy ]; then echo "Compilation OK"; else echo "Compilation failed"; fi +rm -f dummy.c dummy </literal> EOF |